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Stainless Steel ER 630 (17-4PH)


Technical Data Sheet

 

Chemical Composition Limits
Weight% C Mn Si Cr Ni S P Mo Cu Cb+Ta
ER 630 (17-4 PH) 0.05 max 0.25-0.75 0.75 max 16.0-16.75 4.5-5.0 0.03 max 0.03 max 0.75 max 3.25-4.00 0.15-0.30

Alloy ER 630 (17-4PH) is a precipitation hardening stainless steel used for welding of materials of similar chemical composition. Mechanical properties of this alloy are greatly influenced by the heat treatment.

Typical Mechanical Properties

Material Ultimate Tensile Strength Offset Yield Strength 0.2 % Elongation (%)
psi MPa psi MPa
ER 630 143,550 990 123,250 850 10


Availability
Alloy ER 630 (17-4PH) is a Stainless Steel TIG, MIG and SUB-ARC wire used for welding. For all stock availability contact Sales.

Specifications
AWS 5.9
ASME SFA 5.9
AWS ER 630
UNS S17480

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Disclaimer
Every effort is made to ensure that technical specifications are accurate. However, technical specifications included herein should be used as a guideline only. All specifications are subject to change without notice.

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