Grades & Technical Standards
International cross-reference for stainless steel grades. We ensure all material matches the exact chemical and mechanical specifications required for your application.
Looking for complete datasheets with composition, mechanical properties and international equivalences?
View 37-grade catalogueChemical Composition (ASTM A240)
| Grade | C (max) | Mn (max) | P (max) | S (max) | Si (max) | Cr | Ni | Mo |
|---|---|---|---|---|---|---|---|---|
| 304 | 0.08 | 2.00 | 0.045 | 0.030 | 0.75 | 18.0-20.0 | 8.0-10.5 | - |
| 304L | 0.03 | 2.00 | 0.045 | 0.030 | 0.75 | 18.0-20.0 | 8.0-12.0 | - |
| 316 | 0.08 | 2.00 | 0.045 | 0.030 | 0.75 | 16.0-18.0 | 10.0-14.0 | 2.0-3.0 |
| 316L | 0.03 | 2.00 | 0.045 | 0.030 | 0.75 | 16.0-18.0 | 10.0-14.0 | 2.0-3.0 |
| 2205 | 0.03 | 2.00 | 0.030 | 0.020 | 1.00 | 22.0-23.0 | 4.5-6.5 | 3.0-3.5 |
*Values are weight % and maximum unless a range is specified. Data for reference only.
Common Industry Standards
ASTM A240 / A240M
Standard Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications.
EN 10088-2
Stainless steels - Part 2: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes.
ASTM A312
Standard Specification for Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes.
Technical Verification
At Padimar Steel, we don't just supply material; we validate that every shipment complies with the specific technical requirements of your project.
From Mill Test Certificates (MTC) to third-party inspections, we coordinate the necessary compliance documentation for serious B2B transactions.
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