Stainless Steel 904L Pipes in seamless, ERW and welded to ASTM B677 / ASME SB677 / B673 / B674. Get quotes from verified suppliers on MetalMitra.
- Stainless Steel 904L Pipes
- SS 904L
- High Alloy Stainless Steel
- Seamless
- ERW
- Welded
- EFW
- Large Diameter
- Corrosion Resistant
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Specifications
| Material Grade | Stainless Steel 904L |
|---|---|
| Specifications | ASTM B677 / ASME SB677 / B673 / B674 |
| Dimensions | ASTM, ASME and API |
| Other Standards | B/T 14975-2002, GB/T 14976-2002, GB 13296-91, API, JIS G3459, JIS G3463, JIS G3448, DIN 17458 |
| Outer Diameter | 6.00 mm OD up to 914.4 mm OD |
| Nominal Size | Up to 24" NB |
| 904L Pipes & Tubes | 1/2" NB – 24" NB |
| EFW 904L Pipes & Tubes | 6" NB – 100" NB |
| ERW 904L Pipes & Tubes | 1/2" NB – 24" NB |
| Specialized In | Large Diameter Sizes |
| Thickness | SCH20, SCH30, SCH40, STD, SCH60, SCH80, XS, SCH120, SCH140, SCH160, XXS |
| Type | Seamless / ERW / Welded / Fabricated / LSAW Pipes |
| Form | Round, Square, Rectangular, Hydraulic & Others |
| Length | Single Random, Double Random & Cut Length |
| End | Plain End, Beveled End, Threaded End |
Grades & standards
- Stainless Steel 904L
- JIS G3459
Chemical composition & mechanical properties
| C | Mn | P | S | Si | Cr | Ni | Mo | Cu | N |
|---|---|---|---|---|---|---|---|---|---|
| 0.020 | 2.00 | 0.045 | 0.030 | 1.00 | 19.0–23.0 | 23.0–28.0 | 4.0–5.0 | 1.0–2.0 | 0.10 |
| Tensile strength, min | 490 MPa |
|---|---|
| Yield strength (0.2%), min | 220 MPa |
| Elongation in 50 mm, min | 35% |
| Hardness, max | 90 HRB |
Single values are maximums unless marked min. Values per ASTM A240 (plate, sheet and strip); always confirm against the purchase specification and the mill test certificate.
Stainless Steel 904L Pipes for process, pressure and heat-transfer lines, available on MetalMitra in seamless, ERW and welded to ASTM B677 / ASME SB677 / B673 / B674, with mill-certified traceability on every lot.
Stainless Steel 904L is a high-alloy austenitic stainless steel designed for demanding environments where high corrosion resistance and dependable service performance are required. Its alloying system includes chromium, nickel, molybdenum and copper, making it suitable for a wide range of aggressive industrial environments.
SS 904L Pipes & Tubes are used across industries including chemical processing, marine applications, power generation, petrochemical, fabrication, sugar, defence and other specialized engineering sectors.
Stainless Steel 904L Pipes & Tubes are widely selected for demanding industrial applications where corrosion resistance, durability and reliable performance are important.
Products can be supplied according to applicable ASTM, ASME, API and customer-specific requirements.
Product range
- SS 904L Seamless Pipes — Seamless construction for demanding industrial piping requirements.
- SS 904L ERW Pipes — Electric resistance welded pipes available in multiple sizes.
- SS 904L Welded Pipes — Welded configurations for industrial fabrication and process systems.
- SS 904L EFW Pipes — Large-diameter EFW pipes for specialized applications.
- SS 904L LSAW Pipes — Large-diameter longitudinal submerged arc welded pipe solutions.
- SS 904L Tubes — Precision tube configurations for industrial and engineering applications.
Why engineers choose it
- High Corrosion Resistance — Designed for demanding corrosive industrial environments.
- High Alloy Composition — Nickel, chromium, molybdenum and copper alloying system.
- Industrial Durability — Suitable for long-term industrial piping applications.
- Multiple Configurations — Available in seamless, ERW, welded, EFW and fabricated forms.
Where it is used
- Chemical Processing
- Petrochemical Industry
- Oil & Gas
- Marine Industry
- Power Generation
- Sugar Industry
- Nuclear Industry
- Defence Applications
- Process Equipment
- Industrial Fabrication
- Heat Exchangers
- General Engineering
Inspection & paperwork
Suppliers on MetalMitra back Stainless Steel 904L Pipes with the checks and paperwork your QA team expects.
- Dimensional and visual inspection
- Grade verification against the order
- Chemical composition verification
- Mechanical property testing
- Surface and finish inspection
- Non-destructive testing as applicable
- Hydrostatic / pressure testing as applicable
- EN 10204 3.1 Mill Test Certificate
- Customer-specific inspection documentation
The MetalMitra advantage
- Checked sellers only — Every supplier profile is screened by MetalMitra before it goes live.
- Faster sourcing — Post one requirement and receive competitive offers without chasing calls.
- Paperwork sorted — MTC 3.1, test reports and TPI arranged as your project demands.
- Global logistics — Seaworthy packing and dispatch to project sites across the world.
Get a quote
Tell us the specification, quantity and destination you need for Stainless Steel 904L Pipes. MetalMitra connects you with suppliers who can deliver.
Technical note: Figures shown are indicative. Final acceptance should be based on the applicable standard, approved drawings and the MTC supplied with the material.
Applications & industries
- Chemical Processing
- Petrochemical Industry
- Oil & Gas
- Marine Industry
- Power Generation
- Sugar Industry
- Nuclear Industry
- Defence Applications
- Process Equipment
- Industrial Fabrication
- Heat Exchangers
- General Engineering
- Oil & Gas
- Petrochemical & Refining
- Power Generation
- Chemical Processing
- Marine & Shipbuilding
- Sugar
Testing & documents
Ask for the documents you need in your requirement — suppliers confirm them in their quotation:
- Mill test certificate to EN 10204 3.1, or 3.2 with third-party witness
- Third-party inspection (TPI) by SGS, Bureau Veritas, TÜV or your nominated agency
- Tests as the standard or your order requires: hydro, PMI, IGC, NDT, hardness or impact tests
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