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17-7 Ph*

17-7 Phis a precipitation-hardening stainless steel. 17-7 Ph offers good corrosion resistance, good formability, and high strength therefore has been used for aerospace applications.

17-7 PH is a registered trademark of AK Steel

Available forms are seamless pipe, welded pipe, seamless tube, welded tube, bar, wire, sheet, plate, forgings, pipe fittings and flanges.

Specifications  

Specifications

AMS 5628, AMS 5644, AMS 5673, AMS 5678, AMS 56229
ASTM A564 Grade 631, ASTM A693 Grade 631, ASTM A705 Grade 631
Chemical Analysis

C (Carbon content)

.09
MN 1.00
Ph .04
S .04

Si

1.00

Cr

16.0 - 18.0

Ni

6.50 - 7.75

Mo

 

Cu

3.0 -5.0

Co

 

V (Vanadium content)

 

Ti (Titanium contenet)

 

Al (Aluminum content)

.75 - 1.50

Fe (Iron content)

 
cb+Ta  

Zr (Zirconium content)