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  • stainless steel pipe and tube 3
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Daxun 904L stainless steel PIPE and TUBE China supplier

As China’s leading Stainless Steel pipe and tube supplier and exporter, Daxun provides stainless steel PIPEs to the world.
  • Grade: AISI 904L UNS N08904
  • Manufacturing method: hot rolling, cold rolling, forging, welding
  • Standard: ASTM, ASME, GB, DIN, JIS, ISO, EN, BS
  • Type: general purpose seamless steel pipe
  • Diameter: from small diameter pipe to large diameter pipe
  • Thickness: thin wall pipe and thick wall pipe
  • Surface: pickled AP, polished, bright EP, annealed BA, etc.
  • Length: 3000mm, 6000mm, 9000mm, etc.

Global leader in stainless steel pipe and tube fabrication services

904L Super Austenitic Pipe and Tubing ASTM A312 / A358 Stainless Steel 904L Pipe Supplier, 904L Stainless Steel Seamless Pipe, Call Us for ASME SA312 904L Stainless Steel Pipe.

904 alloy (N08904) stainless steel is a high-alloy austenitic product that can withstand severe corrosion. It has strong corrosion resistance.
904L stainless steel is a non-stabilized austenitic stainless steel with a low carbon level. This high alloy stainless steel contains copper, which improves its resistance to strong reducing acids like sulfuric acid. The steel is also resistant to stress corrosion, cracking, and crevice corrosion. 904L stainless steel is non-magnetic and has outstanding formability, toughness, and welding capabilities. 904L grade contains a high concentration of costly elements like molybdenum and nickel.
904L grade stainless steel is very resistant to hot seawater and chloride attack. Because of the high nickel content in its composition, 904L grade stainless steel resists stress corrosion cracking exceptionally well. In addition, adding copper to these stainless steels improves their resistance to sulfuric acid and other reducing agents in both corrosive and mild environments.The corrosion resistance of 904L grade steel falls between super austenitic steels containing 6% molybdenum and normal 316L austenitic steel. Grade 904L is more susceptible to nitric acid than grades 304L and 310L, which do not include Mo. To attain the highest resistance to stress corrosion cracking in sensitive settings, this grade must be treated with solution following cold working.

All 904L type stainless steel supplied by Daxun Alloys meets standard manufacturing criteria such as ASTM, EN, and so on. This type of stainless steel is non-magnetic in all situations and has outstanding formability and welding properties. This type of stainless steel is also extremely robust, even at cryogenic temperatures, because to its austenitic structure. The high chromium content promotes and maintains a passive film, which protects the material from corrosive conditions. Compared to other molybdenum-containing stainless steels like 316L and 317L, 904L is more resistant to ferrite and sigma phase precipitation during cooling and welding. The low carbon content eliminates the possibility of intergranular corrosion during cooling or welding. The maximum service temperature is 450°C. Our 904L pipe stock is identified as ASTM A312 UNS N08904, SB 677 UNS N08904, and Werkstoff No. 1.4539. Purchase high-quality products from reputable manufacturers of 904L SS Seamless Pipe, ASTM B677 TP 904L SS Seamless Pipe, ASTM B674 TP 904L SS Pipe, SS 904L Welded Pipe, and 904l SS Pipe. All pipes WERKSTOFF NR. 1.4539 SS Pipe, SS 904L Hexagonal Pipe, SS 904L Seamless Pipe, and SS 904L Welded Pipe are carefully tested, such as hydro testing, to guarantee there are no leaks, and each pipe goes through a defined quality control process to ensure the highest quality. If you want to buy high-quality guaranteed SS 904L Round Pipe, SS 904L Square Pipe, ASTM A312 TP904L SS Capillary Tube, or ASTM A312 UNS N08904 Pipe at the best price in India, please submit an email to receive the price of SB 677 UNS N08904 Pipe, SS 904L Round Pipe, as well as an inspection and delivery schedule. We sell high-quality SS TP 904L Tube, 904L Stainless Steel Tube, Stainless Steel 904L EFW Tube, and Stainless Steel 904L Welded Tube to customers in China and throughout the world, including Europe, the United Kingdom, the United States, Canada, Asia, Dubai, Saudi Arabia, the Middle East, and Western Africa.

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Data

Material Alloy 904L 1.4539 N08904 X1NiCrMoCu25-20-5
Alloy 904l Tubing Standards ASTM B/ASME SB674 / SB677, ASTM A312/ ASME SA312
Standard Specification for UNS N08904 Tubes ASTM B677 UNS N08904, ASTM B673 UNS N08904, ASTM B674 UNS N08904
Seamless Tube Size 1.2 mm OD To 426 mm OD
Welded Tube Size 6.35 mm OD To 1219 mm OD
Swg & Bwg 10 Swg., 12 Swg., 14 Swg., 16 Swg., 18 Swg., 20 Swg.
Schedule SCH5, SCH10, SCH10S, SCH20, SCH30, SCH40, SCH40S, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
AISI 904l Tube wall thickness 0.020″ –0.220″, (special wall thicknesses available)
Manufacturing Specifications ASTM A312
ASTM A213
ASTM A269
BS EN 10216 pt.5
As per customer’s specifications.
Length Single Random, Double Random, Standard & Cut length
Finish Polished, AP (Annealed & Pickled), BA (Bright & Annealed), MF
904L Steel Pipe Form Straight, Coiled, Square Pipes/ Tubes, Rectangular Pipe/ Tubes, Coiled Tubes, Round Pipes/ Tubes, “U” Shape for heat exchangers, Hydraulic Tubes, Pan Cake Coils, Straight or ‘U’ bent Tubes, Hollow, LSAW Tubes Etc.
904l Stainless Tube Type Seamless, ERW, EFW, Welded, Fabricated
End Plain End, Beveled End, Treaded
Marking All Stainless Steel 904L tubes are marked as follows: Standard, Grade, OD, Thickness, Length, Heat No. (Or according to the customer’s request.)
Application Oil Tube, Gas Tube, Fluid Tube, Boiler and Heatexchanger
Value Added Service Draw & Expansion as per required Size & Length, Polish (Electro & Commercial) Annealed & Pickled Bending, Machining Etc.
Specialize in 904L Stainless Steel Capillary Tube & Other Odd Size
904L Stainless Steel Heat Exchanger & Condenser Tubes
Top 10 Manufacturer of 904L Tubes Posco Korea, VDM Germany, Tubacex, Nippon Steel Corporation, Sumitomo Japan, Indian Mills, Walsin, SP Metal, RONSCO, BAOSTEEL, JISCO, TISCO
Test Certificate Manufacturer Test Certificate
Laboratory Test Certificate from Govt. Approved Lab.
Under Third Party Inspection
Composition of Super Austenitic 904L Pipe and Tubing
Grade 904L
UNS Designation N08904
Nickel (Ni) 23.0 – 28.0
Chromium (Cr) 19.0 – 23.0
Iron (Fe) Bal.
Molybdenum (Mo) 4.0 – 5.0
Titanium (Ti) Max.
Aluminum (Al) Max.
Cobalt (Co) Max.
Tungsten (W)
Vanadium (V) Max.
Copper (Cu) Max. 1.00 – 2.00
Manganese (Mn) Max. 2
Niobium (Nb) plus Tantalum
Carbon (C) Max. 0.02
Nitrogen (N) Max. 0.1
Silicon (Si) Max. 1
Sulphur (S) Max. 0.035
Phosphorous (P) Max. 0.045
Other Elements
Physical Properties of Super Austenitic 904L Alloys in the Annealed Condition at -20°F to +100°F
Tensile Strength Yield Strength
Alloy UNS Designation Spec. psi MPa ksi psi MPa ksi Elongation in 2 in. (min.) % Grain Size Req. Max. Hardness Modulus of Elasticity (x106 psi) Mean Coefficient of Thermal Expansion (IN./IN./°F x 10-6) Thermal Conductivity (BTU-in/ ft2-h-°F)
904L N08904 A249, A312 71,000 490 71 31,000 215 31 35 90 Rb 28 8.5 79
904L N08904 B673, B674 71,000 490 71 31,000 215 31 35 8.5 79
STANDARD WERKSTOFF NR. UNS JIS AFNOR BS KS EN
SS 904L 1.4539 N08904 SUS 890L Z2 NCDU 25-20 904S13 STS 317J5L X1NiCrMoCu25-20-5
Din 1.4539 Aerospace tubes AISI 904l Coil Tubing Heat Exchanger
ASTM A312 TP904L Condenser Pipe Stainless Steel 904L furnace Pipe
SA 312 TP904L Seamless Tubing Polished 904L Stainless Steel Tubing
ASTM B677 TP904L straight Pipe 904L Stainless Steel Welded Pipe
SB 677 UNS N08904 Mirror Pipe Jis 904L Stainless Steel Tubing
Ultra-High Purity Electropolished Stainless Steel 904L Pipe Thin Wall N08904 Stainless Steel Pipe
SB 677 UNS N08904 Erw Pipe 904L Stainless Steel Condenser Pipe
ASTM B673 SS TP904L Pipes SA312 TP904L Thin Wall Pipe
SA312 TP 904L Thick Wall Pipe SB 677 UNS N08904 Hydraulic Tubing
1.4539 Instrument Tubing 904L Stainless Steel Square Tubing
JIS SUS904L Seamless Pipe Din 1.4539 Stainless Steel Pipe
ASTM A312 gr TP 904L Aerospace Pipe ASTM A312 TP904L Electric Fusion Welding Pipes
Stainless Steel 904L Grade Pipe TP904L Stainless Steel Polished Pipes
ASTM A312 TP904L Elliptical Pipe ASTM A312 SS TP 904L Stainless Steel Rectangular Pipe
904L Stainless Steel Oval Tubing SB 677 UNS N08904 Needle Pipe
SAE J405 Uns N08904 Thin Wall Tubing 904L Stainless Steel Metric Tubing
UNS N08904 straight tube boiler Stainless Steel 904L Seamless Round Tubing
ASTM A358 TP904L Polished Tubing 904L Stainless Steel Ornamental Pipe
ASTM A312 TP904L erw 904L Stainless Steel Spiral Pipe
ASME SA312 TP904L Perforated Pipe Din 1.4539 Material Pipe
A312 TP904L Finned Tube SA312 TP904L Dom Tube
Din 1.4539 SB 677 UNS N08904 Perforated Exhaust Tube Stainless Steel 904L Hypodermic Tubing
High-pressure 904L Stainless Steel Water Pipe Stainless Steel 904L Hexagonal Pipe
ASTM B677 Stainless Steel Corrugated Tube Stainless Steel 904L Round Tube
Jis 904L Stainless Steel Coil Tubing Stainless Steel 904L Seamless Pipe
Schedule 10 Type 904L Stainless Steel Pipe Schedule 40 Type 904L Stainless Steel Pipe
Stainless Steel 904L EFW Pipe Stainless Steel 904L Fin Tube / Finned Tube
N08904 Stainless Steel U Shaped Tube 904L Stainless Steel Square Tube Mirror Finish
SA312 TP904L Welded Pipe SB 677 UNS N08904 Seamless Tube
ASTM A312 TP904L Coiled Pipe Stainless Steel Inox 904L Capillary Pipe
904L Stainless Steel ERW Pipes Corrugated 904L Stainless Steel Tube (CSST) for Gas
904L Stainless Steel Aero engine Pipe Large Diameter 904L Stainless Steel Tube
Din 1.4539 Material Seamless Pipe WERKSTOFF NR. 1.4539 Coaxial Tube
904L Stainless Steel Rectangular Pipe 904L Stainless Steel Hypodermic Pipe for Medical Needle
904L Stainless Steel Threaded Pipe SAE 904L Stainless Steel Rectangular Tube
904l Stainless Steel Seamless Pipe Suppliers 904L Stainless Steel Square Tube
SS 904L Seamless Pipe Stainless Steel 904L Seamless Tube
904L Stainless Steel Hollow Pipe SS 904L Shell And Tube Heat Exchanger
904L Stainless Steel Round Pipe 904L Stainless Steel Rectangular Tube
904L SS Thick Wall Pipe Stainless Steel 904L Tube Suppliers
SCH40 904L Stainless Steel pipe SS 904L Tube Manufacturers In India
Stainless Steel 904L Polished Pipe 904L Stainless Steel Thick Wall Tube
SS 904L Thin Wall Pipe Marine Grade Stainless Steel 904L Tube
SS 904L Welded Pipe SS 904L Box Tube
TP904L clad pipe 904L Stainless Steel Boiler Tube
TP904L Seamless Pipe Stainless Steel 904L Braided Tube
904L Pipe 904L Stainless Steel Capillary Tube
904L Stainless Steel ERW Pipe SS 904L Cylinder Tube
SA213 TP904L Welded Pipe Stainless Steel 904L Coil Tube
904L Stainless Steel Electropolish Pipe 904L Stainless Steel Dairy Tube Suppliers
904L Stainless Steel Polished Pipe Aisi 904l Tube Pipe
Stainless Steel 904L Decorative Pipe Stainless Steel 904L Decorative Tube
904L Stainless Steel Square Pipe 904L Stainless Steel Exhaust Tube
904L Polished Stainless Steel Pipe Grade TP904L Elliptical Tube
904L Stainless Steel Rectangular Pipe Stainless Steel 904L Flex Tube
904L Stainless Steel exhaust pipe 904L Stainless Steel Fin Tube
904L Stainless Steel schedule 40 pipe SS 904L Fuel Tube
904L Stainless Steel schedule 10 pipe Stainless Steel 904L Finned Tube Heat Exchangers
Stainless Steel Pipe AISI 904L 904L Stainless Steel Gas Tube
904L Stainless Steel flex pipe 904l Stainless Steel Seamless Pipe Suppliers
904L grade Stainless Steel pipe Stainless Steel 904L Hydraulic Tube
Jindal Stainless Steel 904L Pipe 904L Stainless Steel Heat Exchanger Tube
904L Stainless Steel straight pipe SS 904L Handrail Tube
TP904L Stainless Steel threaded pipe Stainless Steel 904L Honed Tube Suppliers
Stainless Steel pipe type 904L 904L Stainless Steel Hydraulic Cylinder Tube
904L Stainless Steel Welded Pipe SS 904L Hollow Tube
asme b36.19 Stainless Steel 904L pipe Stainless Steel 904L Instrument Tube
Stainless Steel 904L braided pipe 904L Stainless Steel Internally Threaded Tube
904L Stainless Steel corrugated pipe SS 904L Large Tube
SS 904L conduit pipe Large Diameter Stainless Steel 904L Tube
904L Stainless Steel dairy pipe 904L Stainless Steel Mesh Tube
TP904L Stainless Steel grooved pipe SS 904L Metric Tube
Stainless Steel 904L hydraulic pipe Stainless Steel 904L Mechanical Tube
904L Stainless Steel high pressure pipe 904L Stainless Steel Micro Tube
SS 904L jacketed pipe SS 904L Needle Tube
904L Stainless Steel large diameter pipe Stainless Steel 904L Oval Tube
Stainless Steel 904L natural gas pipe 904L Stainless Steel Octagonal Tube
TP904L Stainless Steel oval pipe SS 904L Ornamental Tube
Aisi 904l Tube Pipe JIS Sus904L Pipe
904L Stainless Steel plumbing pipe SS 904L Polished Tube
Stainless Steel 904L pipes and Pipe Grade TP904L Pitot Tube
904L Stainless Steel xxs pipe 904L Stainless Steel Pipe Tube
TP904L Stainless Steel Threaded Tube SS 904L Rectangular Tube
SS 904L Thick Wall Tube 904l Stainless Steel Seamless Pipe Suppliers
TP904L Thin Wall Tube 904L Stainless Steel Round Tube Suppliers
TP904L Stainless Steel U Shaped Tube Grade TP904L Spiral Tube
Stainless Steel 904L Welded Tube SS 904L Structural Tube
SS 904L Erw Pipe Stainless Steel 904L Seamless Round Pipe
Stainless Steel 904L Welded Pipe SS 904L Square Tube
Polished 904L Stainless Steel Pipe Stainless Steel 904L Hypodermic Pipe
904L Stainless Steel Hydraulic Pipe 904L Stainless Steel Oval Tubing
Schedule 10 Type 904L Stainless Steel Pipe Schedule 40 Type 904L Stainless Steel Pipe
Aisi 904l Tube Tubing 904L Stainless Steel Perforated Tube

Super austenitic 904L stainless steel pipe, born for extreme environments.

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Quick response

  • Very high reliability and stability
  • Higher corrosion resistance
  • Excellent formability and weldability
  • Good oxidation resistance
  • Good resistance to sulfuric acid, phosphoric acid and acetic acid
  • Strong resistance to crevice corrosion and stress corrosion cracking
  • Known as super austenitic stainless steel
Daxun Alloy's quality policy

Daxun Advantages

Daxun Alloy is committed to providing defect-free products to customers by:

  • Production of products of the highest quality and value
  • Quick response and on-time delivery
  • High awareness of health, safety and environmental protection
  • Legal compliance
  • Using our experience and culture of continuous improvement to meet or exceed customer expectations and requirements.
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Quality, delivery, inspection

  • Daxun also conducts several quality assurance tests. These tests include flattening test, pitting and resistance test, mechanical test, hardness test, material positive identification, expansion test, etc. All these tests ensure that the material is suitable for the required application.
  • During the production process, we measure the diameter, thickness, and surface of the product. Our standard delivery time is 7-15 days, except for some special size products, our delivery time will increase to 20 days.
    Our delivery time is strictly in accordance with the contract.
  • Support customer third-party agencies to go to the factory for inspection
  • Support free samples to customers for testing
  • Support on-site or video factory inspection
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Steel tube packaging

  1. Woven bag bale cargo (hexagonal)
  2. Special crates for U-bend pipes, (steel/wood) divided
  3. Each bale is wrapped in plastic to protect against wind and rain.
  4. SS 904L seamless pipes are protected by plastic covers.
  5. Plastic strips are used to secure the bale.
  6. Export-specific fumigation-free wooden crate packaging.
  7. Laminated packing slip attached to the bale or crate.
  8. Customized packaging as per customer needs.
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Ordering Information

The purchase order shall include quantity, PSL grade, type or class, API5L reference, outside diameter, wall thickness, length and any applicable attachments or additional requirements related to chemical composition, mechanical properties, heat treatment, additional testing, manufacturing process, surface coating or end finish. Pipe is solution bright annealed.

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Technical Support

If you need any additional technical assistance, our resident metallurgist and knowledgeable staff will be pleased to help. Additionally, Daxun boasts a certified testing laboratory—a first in the multi-metal and plastic inventory industry. This, in our opinion, demonstrates our unwavering dedication to quality and our philosophy as a full-service supplier.

904L Stainless Steel pipe and tube Features

High strength
Corrosion resistance
Heat resistance
Low temperature resistance
Environmental protection
Welding performance

Daxun Alloy Let your brand improve rapidly

NPS Outside Diameter Wall Thickness Weight Weight
in mm in mm Sched kg/Mtr Lb/ft
1/2″ 0.84 21 0.109 2.769 40 STD 1.268 0.851
0.147 3.734 80 STD 1.621 1.088
3/4″ 1.05 27 0.113 2.87 40 STD 1.684 1.131
0.154 3.912 80 STD 2.195 1.474
1″ 1.315 33 0.133 3.378 40 STD 2.501 1.679
0.179 4.547 80 STD 3.325 2.172
1 1/4″ 1.66 42 0.14 3.556 40 STD 3.385 2.273
0.191 4.851 80 STD 4.464 2.997
1 1/2″ 1.9 48 0.145 3.683 40 STD 4.048 2.718
0.2 5.08 80 STD 5.409 3.361
2″ 2.375 60 0.154 3.912 40 STD 5.441 3.653
0.218 5.537 80 STD 7.48 5.022
2 1/2″ 2.875 73 0.203 5.516 40 STD 8.629 5.793
0.276 7.01 80 STD 11.411 7.661
3″ 3.5 89 0.216 5.486 40 STD 11.284 7.576
0.3 7.62 80 STD 15.272 10.253
4″ 4.5 114 0.237 6.02 16.073 10.79
0.337 8.56 22.318 14.983
6″ 6.625 168 0.188 4.775 19.252 12.924
0.203 5.516 20.739 13.923
0.219 5.563 22.318 14.983
0.25 6.35 25.354 17.021
0.28 7.112 40 STD 58.263 18.974
0.312 7.925 31.334 21.036
0.375 9.525 37.285 25.031
0.432 10.973 80 XHY 42.561 28.573
0.5 12.7 48.719 32.708
8″ 8.625 219 0.188 4.775 25.233 16.94
0.203 5.156 27.198 18.259
0.219 5.563 29.286 19.661
0.25 6.35 20 33.308 22.361
0.277 7.036 30 36.786 24.696
0.322 8.179 40 42.352 28.554
0.375 9.525 49.216 33.041
0.406 10.312 60 53.085 35.638
0.5 12.7 80 XHY 64.627 43.388
10″ 10.75 273 0.188 4.775 31.588 21.207
0.219 5.563 36.689 24.631
0.25 6.35 20 41.759 28.035
0.307 7.798 30 51.002 34.24
0.344 8.738 56.946 38.231
0.365 9.271 40 STD 63.301 40.483
0.438 11.125 71.852 48.238
0.5 12.7 60 XHY 81.53 54.735
0.594 15.088 80 95.969 64.429
12″ 12.75 324 0.188 4.775 37.57 25.222
0.219 5.563 43.657 29.309
0.25 6.35 49.713 33.375
0.281 7.137 55.739 37.42
0.312 7.925 61.735 41.445
0.375 9.525 73.824 49.562
0.406 10.312 79.727 53.525
0.5 12.7 97.438 65.415
0.562 14.275 108.966 73.154
14″ 14 356 0.188 4.775 41.308 27.732
0.219 5.563 48.012 32.233
0.25 6.35 20 54.685 36.713
0.281 7.137 61.327 41.172
0.312 7.925 67.939 45.611
0.375 9.525 STD 81.281 54.568
0.438 11.125 40 94.498 63.441
0.5 12.7 XHY 107.381 72.09
0.625 15.875 132.983 89.278
16” 16 406 0.188 4.775 47.29 21.748
0.219 5.563 54.98 36.91
0.25 6.35 10 62.639 42.053
0.281 7.137 70.268 47.174
0.312 7.925 20 77.866 52.275
0.344 8.738 85.677 57.519
0.375 9.525 30 93.213 62.578
STD
0.438 11.125 108.433 72.797
0.5 12.7 40 123.289 82.77
XHY
18″ 18 457 0.219 5.563 61.948 41.588
0.25 6.35 70.593 47.393
0.281 7.137 79.208 53.176
0.312 7.925 20 87.792 58.939
0.375 9.525 STD 105.144 70.588
0.438 11.125 30 122.369 82.152
0.5 12.7 XHY 139.198 93.45
0.562 14.275 40 155.904 104.666
0.625 15.875 172.754 115.978
20″ 20 508 0.25 6.35 78.547 52.733
0.282 7.163 88.458 59.386
0.312 7.925 97.719 65.604
0.375 9.525 20 STD 117.075 78.598
0.438 11.125 136.305 91.508
0.5 12.7 30 XHY 155.106 104.13
0.594 15.088 40 183.378 123.11
0.625 15.875 192.64 129.328
0.688 17.475 211.368 141.901
24″ 24 610 0.25 6.35 94.456 63.413
0.281 7.137 106.029 71.183
0.312 7.925 117.573 18.932
0.375 9.525 20 STD 140.938 64.618
0.438 11.125 164.176 110.219
0.5 12.7 XHY 186.923 125.49
0.625 15.875 232.41 156.028
0.688 17.475 40 255.148 171.293
0.75 19.05 277.401 186.233
30″ 30 762 0.25 6.35 118.318 79.433
0.281 7.137 132.851 89.189
0.312 7.925 10 147.353 98.925
0.375 9.525 STD 176.731 118.648
0.438 11.125 205.983 138.286
0.5 12.7 20 XHY 234.647 157.53
0.625 15.875 30 292.066 196.078
0.688 17.475 320.817 215.38
0.75 19.05 348.988 234.293
36″ 36 914 0.25 6.35 142.18 95.453
0.281 7.137 159.672 107.196
0.312 7.925 10 177.133 118.918
0.375 9.525 STD 215.525 142.678
0.438 11.125 247.79 166.353
0.5 12.7 20 XHY 282.372 198.57
0.625 15.875 351.723 236.128
0.688 17.475 386.487 259.467
0.75 19.05 420.576 282.353
42″ 42 1067 0.312 7.925 206.914 138.911
0.375 9.525 STD 248.319 166.708
0.5 12.7 XHY 33.097 221.61
0.75 19.05 492.163 330.413
48″ 48 1219 0.375 9.525 STD 284.112 190.738
0.438 11.125 331.404 222.487
0.5 12.7 XHY 377.822 253.65
0.75 19.05 563.75 378.473
0.875 22.225 655.969 440.383
ASTM A312 SS TP347 Seamless Pipe Pressure Rating
SS Pipe Pressure Rating (psig)
SS Pipe Size(inches) SS Pipe Schedule Temperature(F)
100 200 300 400 500 600 650 700 750
1″ 40 3048 2629 2362 2171 2019 1924 1867 1824 1810
80 4213 3634 3265 3002 2791 2659 2580 2528 2501
160 6140 5296 4759 4375 4068 3876 3761 3684 3646
1 1/2″ 40 2257 1947 1750 1608 1496 1425 1383 1354 1340
80 3182 2744 2466 2267 2108 2009 1949 1909 1889
160 4619 3984 3580 3291 3060 2916 2829 2772 2743
2″ 40 1902 1640 1474 1355 1260 1201 1165 1141 1129
80 2747 2369 2129 1957 1820 1734 1682 1648 1631
160 4499 3880 3486 3205 2980 2840 2755 2699 2671
3″ 40 1806 1558 1400 1287 1196 1140 1106 1084 1072
80 2553 2202 1979 1819 1691 1612 1564 1532 1516
160 3840 3312 2976 2736 2544 2424 2352 2304 2280
4″ 40 1531 1321 1187 1091 1014 967 938 919 909
80 2213 1909 1715 1577 1466 1397 1355 1328 1314
160 3601 3106 2791 2566 2386 2273 2206 2161 2138
5″ 40 1342 1158 1040 956 889 847 822 805 797
80 1981 1709 1535 1411 1312 1250 1213 1189 1176
160 3414 2945 2646 2433 2262 2155 2091 2049 2027
6 40 1219 1052 945 869 808 770 747 732 724
80 1913 1650 1483 1363 1267 1208 1172 1148 1136
160 3289 2836 2549 2343 2179 2076 2014 1973 1953
8″ 40 1073 926 832 765 711 678 657 644 637
80 1692 1459 1311 1205 1121 1068 1036 1015 1005
160 3175 2738 2460 2262 2103 2004 1944 1905 1885
10″ 40 974 840 755 694 645 615 596 584 578
80 1609 1388 1247 1147 1066 1016 986 966 56
160 3147 2714 2439 2242 2085 1986 1927 1880 1868
1 psi (lb/in2) = 6,894.8 Pa (N/m2) = 6.895×10-2 bar
Notes:
Maximum safe working pressure is calculated per ASME B 31.3-2012, paragraph 304.1.2 (formula 3a). Calculations assume maximum allowable O.D. and minimum allowable wall thickness (worst case scenario).
Material: TP 304L or TP 316L per ASTM A269 and A632.
Temperature Range = -20°F to +300°F, -28.8°C to 148.9°C
Types Out diameter Sizes Length
NB Sizes (in stock) .0035” ~ 20” 1/8″, 1/4″, 3/8″, 1/2″, 5/8″, 3/4″, 1″, 1.25″, 1.5″, 2″, 2.5″, 3″, 4″, 5″, 6″etc Cut to length
Stainless Steel 347-904L/N08904 Seamless Tube (Custom Sizes) 6.35 mm OD To 508 mm OD As per requirement Cut to length
Stainless Steel 347-904L/N08904 Welded Tube (ERW Tube) (in Stock + Custom Sizes) 6.35 mm OD To 1219 mm OD As per requirement Cut to length
Surface Finish Internal Surface(ID) Exterbal Surface(OD)
Roughness Average(RA) Roughness Average(RA)
μ inch μm μ inch μm
AP Annealed & Pickled Not defined Not defined 40 or Not defined 1.0 or Not defined
BA Beight Annealed 40,32,25,20 1.0,0.8,0.6,0.5 32 0.8
MP Mechanical Polish 40,32,25,20 1.0,0.8,0.6,0.5 32 0.8
EP Electro Polish 15,10,7,5 0.38,0.25,0.20;0.13 32 0.8

The surface and shape of 904L/N08904 stainless steel tube (6)

Information available for reference and download

Daxun is a trustworthy stainless steel pipe and tube manufacturer

As a professional manufacturer, Daxun ensures that all the products we produce are of high quality. Therefore, we ensure that all stainless steel tubes are certified by ISO9001, SGS, CE, OQC and more international quality standards.We also have strict quality control to ensure that the stainless steel tubes have less defects. At Daxun, rest assured that all products are durable, high quality and high performance.

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Leading stainless steel tube and pipe Suppliers in China


DESCRIPTION

  • Grade 904L austenitic stainless steel pipe is designed to provide moderate to high corrosion resistance. This is due to the high levels of molybdenum, chromium, and nickel. Grade 904L stainless steel pipe has strong resistance to stress corrosion cracking, pitting, crevice corrosion, and intergranular corrosion. The “L” in 904L stands for low carbon, which means the carbon content is 0.03% or less. Grade 904L is non-magnetic in all conditions and has excellent machinability and weldability. In addition, the austenitic structure provides high hardness even at cryogenic temperatures.

904L STAINLESS STEEL PIPE PROPERTIES

The following sections describe the properties of 904L stainless grade pipes supplied by Arch City Steel & Alloy:

Corrosion Resistance:

  • Excellent resistance to warm seawater and chloride attack. The high resistance against stress corrosion cracking is due to the presence of high amounts of nickel in its composition.

  • The addition of copper to grade 904L develops resistance to reducing agents including sulfuric acid in both aggressive and mild conditions.

  • Less resistant to nitric acid than grades 304L and 310L, which are free of molybdenum.
  • Should to be solution treated after cold working, for achieving maximum resistance to stress corrosion cracking in adverse environments.

Heat Resistance:

  • Grade 904L stainless steel pipes offer good oxidation resistance.

  • Its structural stability diminishes at high temperatures, especially above 400°C.

Heat Treatment:

  • Grade 904L stainless steel pipes can be heat-treated at 1090 to 1175°C, following by rapid cooling.

  • Thermal treatment is suitable for hardening these grades.

Weldability:

  • Welding can be performed using all conventional methods.

  • Grade 904L pipes do not require pre-heating and post-weld heat treatments.

  • These pipes can be subjected to hot cracking in constrained weldments.

  • Electrodes and rods of 904L stainless steel grade are used for welding steel pipes and other products of grade 904L.

Machinability:

  • Grade 904L steel pipes can be machined using any standard method.

  • This grade can be bent to a small radius in cold environments.

  • Subsequent annealing is not required mostly. However, annealing is recommended when the fabrication is executed under severe stress corrosion cracking environments.

Applications:

Due to the different kinds of elements, 904L is designed for harsh industrial environments. Typical applications are shown as below:

  • Wiring in electrostatic precipitators

  • Oil refinery components

  • Gas scrubbing plants

  • Pulp and paper processing industry

  • Seawater cooling equipment

  • Chemical processing industry

  • Acetic, phosphoric, and sulfuric acid processing plants

Find the stainless steel tube you need right here

  • We have a large inventory of high quality standard and specialty grade seamless and welded stainless steel pipes. Our 300 Series stainless steel pipes offer increased strength and corrosion resistance for use in high pressure and harsh conditions, making them perfect for your project. ASTM standard requirements include A213 seamless stainless steel pipe, A269 welded stainless steel pipe, A511 seamless mechanical stainless steel pipe, and A554 decorative stainless steel pipe, with fabrication options including annealed, pickled, or bright annealed.
  • Stainless steel tubes are offered in welded and seamless configurations, with annealed, pickled, and bright annealed manufacturing choices.
  • We carry and specialise in small and large outer diameter stainless steel tubes of various thicknesses and grades, all of which are in stock and available to be custom cut, polished, and supplied to you promptly. Our services for cutting and polishing stainless steel tubes can be tailored to your individual needs.
  • Daxun Alloys is the UK’s leading supplier of stainless steel tubes. Our high quality products, fast delivery and free unlimited cutting make us the preferred stainless steel tube supplier for many domestic and international customers. Order online or by phone and receive stainless steel tubes cut to your specifications within 5-7 days.

904L/N08904 grade stainless steel pipe

Wide choice of dimensions and free cutting

  • Whatever your needs, Daxun Alloys has the perfect stainless steel tube for you. We offer 3m and 6m lengths, with diameters from 3mm to 2000mm (Grade 904L/N08904) and ¾” to 20″ (Grade 904L/N08904).
  • If you require a specific length, we offer a free unlimited cutting service with every purchase. Using state-of-the-art bandsaws, our precision cutting service can cut the tube to the exact length you require. Just let us know when ordering. It’s another reason why we are a leading stainless steel tube supplier to our domestic and international customers.

Contact your stainless steel tube suppliers

  • You can easily order stainless steel pipes online, in any size, in any quantity.
  • Alternatively, our friendly sales team will be happy to take your order. Simply call +86 13382898899 or email Daxunhejin@gmail and we will get back to you as soon as possible.
Can I get some samples?

We can provide stainless steel sheet samples for you to check the quality. Sample is free and you just pay the freight.

Which countries have you already exported?

We’ve exported to more than 42 countries, such as Canada, Chile, Kuwait, Germany, South Korea, Saudi Arabia, Singapore etc.

What is your MOQ?

Our MOQ is 1 ton for stainless steel sheet.

How long is your delivery time?

Trial orders can be delivered within a week. For regular orders, it takes two weeks roughly.

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