ASTM B564 — Nickel alloy forgings
ASTM B564 covers nickel-alloy forgings — flanges, forged fittings and valve parts — in alloys such as N06625, N06600, N08825, N08800/N08810/N08811, N10276, N06022 and N04400.
ASTM B564 at a glance
| Standard | ASTM B564 |
|---|---|
| Issued by | ASTM / ASME (SB-564) |
| Product form | Forged flanges and fittings |
| Typical use | Nickel alloy flanges |
| Grades on this site | 8 |
Equivalent and related standards
ASTM B564 grades — chemistry and mechanical properties
| Grade | UNS | C% | Cr% | Ni% | Mo% | YieldMPa min | TensileMPa min |
|---|---|---|---|---|---|---|---|
| Alloy 625 (UNS N06625) | N06625 | 0.10 max | 20.0–23.0 | 58.0 min | 8.0–10.0 | 414 | 827 |
| Alloy 600 (UNS N06600) | N06600 | 0.15 max | 14.0–17.0 | 72.0 min | — | 240 | 550 |
| Alloy 825 (UNS N08825) | N08825 | 0.05 max | 19.5–23.5 | 38.0–46.0 | 2.5–3.5 | 241 | 586 |
| Alloy 800 / 800H / 800HT | N08800 / N08810 / N08811 | 0.10 max (800), 0.05–0.10 (800H), 0.06–0.10 (800HT) | 19.0–23.0 | 30.0–35.0 | — | 207 | 517 |
| Alloy C-276 (UNS N10276) | N10276 | 0.010 max | 14.5–16.5 | balance | 15.0–17.0 | 283 | 690 |
| Alloy C-22 (UNS N06022) | N06022 | 0.015 max | 20.0–22.5 | balance | 12.5–14.5 | 310 | 690 |
| Alloy 400 (UNS N04400) | N04400 | 0.3 max | — | 63.0 min (incl. Co) | — | 172 | 483 |
| Nickel 200 / 201 (UNS N02200 / N02201) | N02200 / N02201 | 0.15 max (200), 0.02 max (201) | — | 99.0 min | — | 105 | 380 |
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 B564: common questions
Which grades does ASTM B564 cover?
On this site: Alloy 625 (UNS N06625), Alloy 600 (UNS N06600), Alloy 825 (UNS N08825), Alloy 800 / 800H / 800HT, Alloy C-276 (UNS N10276), Alloy C-22 (UNS N06022), Alloy 400 (UNS N04400), Nickel 200 / 201 (UNS N02200 / N02201). Open any grade for its full chemical composition, mechanical properties and PDF data sheet.
Does Teshi Group supply material to ASTM B564?
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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