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630 ( 17-4PH ) Stainless Steel Sheet 1.4542 Flat Rolled Bar, Plate
ASTM A693 Standard specification
Precipitation hardening stainless and heat resisting steel plate, sheet and strip
630 is a precipitation hardening type of high strength stainless steel.
It has excellent corrosion resistance equivalent to that of 18-8 austenitic stainless steels,
and also provides high strength equivalent to chromium stainless steels which have a quench-hardening capacity.
630 is used in various parts in which high strength is required, such as steel belts, high strength mechanical parts, etc.
Material Type
| 630 | S17400 |
| 631 | S17700 |
| 632 | S15700 |
Chemical composition weight %
| Type | C | Si | Mn | P | S | Cr | Ni | Al | Cu | Others |
| 630 | 0.07 max. | 1.00 | 1.00 | 0.040 | 0.030 | 15.00~17.50 | 3.00~5.00 | 3.00~5.00 | Nb 0.15~0.45 | |
| 631 | 0.09 max. | 1.00 | 1.00 | 0.040 | 0.030 | 16.00~18.00 | 6.50~7.75 | 0.75~1.50 | ||
| 632 | 0.09 max. | 1.00 | 1.00 | 0.040 | 0.030 | 14.00~16.00 | 6.50~7.75 | 0.75~1.50 | Mo 2.00~3.00 |
Form of supply
ASTM A693, type 630, 631, 632 stainless steel sheet, strip and coil
For Details, please Contact
WUXI GUANGLU Special Steel Co., Ltd.
Stainless martensitic • precipitation hardening steel • stainless ferritic — Our answer to your needs
Tel: +86 510 81812873
Email: export@guanglusteel.com
