ASTM A217 — Steel castings, martensitic stainless and alloy, for pressure-containing parts, suitable for high-temperature service
ASTM A217 covers alloy and martensitic stainless steel castings for valves, flanges and other pressure-containing parts in high-temperature service: WC1, WC4, WC5, WC6, WC9, WC11, C5, C12, C12A and CA15.
ASTM A217 at a glance
| Standard | ASTM A217 |
|---|---|
| Issued by | ASTM / ASME (SA-217) |
| Product form | Castings |
| Typical use | Chrome-moly valve bodies |
| Grades on this site | 6 |
Equivalent and related standards
ASTM A217 grades — chemistry and mechanical properties
| Grade | UNS | C% | Cr% | Ni% | Mo% | YieldMPa min | TensileMPa min |
|---|---|---|---|---|---|---|---|
| ASTM A217 WC6 | J12072 | 0.05–0.20 | 1.00–1.50 | — | 0.45–0.65 | 275 | 485 |
| ASTM A217 WC9 | J21890 | 0.05–0.18 | 2.00–2.75 | — | 0.90–1.20 | 275 | 485 |
| ASTM A217 WC1 | J12524 | 0.25 max | — | — | 0.45–0.65 | 240 | 450 |
| ASTM A217 C5 | J42045 | 0.20 max | 4.00–6.50 | — | 0.45–0.65 | 415 | 620 |
| ASTM A217 C12 | J82090 | 0.20 max | 8.00–10.00 | — | 0.90–1.20 | 415 | 620 |
| ASTM A217 C12A | J84090 | 0.08–0.12 | 8.0–9.5 | 0.40 max | 0.85–1.05 | 415 | 585 |
Reference information compiled from the published standard for convenience. It does not replace the current edition of the governing standard, which takes precedence. Verify critical dimensions and properties before design, purchase or fabrication. Teshi Engineers & Sales Promoters (P) Ltd accepts no liability for errors or omissions.
FAQ
ASTM A217: common questions
Which grades does ASTM A217 cover?
On this site: ASTM A217 WC6, ASTM A217 WC9, ASTM A217 WC1, ASTM A217 C5, ASTM A217 C12, ASTM A217 C12A. Open any grade for its full chemical composition, mechanical properties and PDF data sheet.
Does Teshi Group supply material to ASTM A217?
Teshi Group manufactures flanges, fittings, fasteners and valves, and supplies pipes and plates, to ASTM / ASME specifications and to equivalent EN, JIS, GB and IS standards on request, with EN 10204 3.1 certificates. Send your requirement to info@teshigroup.com.
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