1.17-4PH 2, martensite stainless steel 3,corrosion resistence under high temperature 4,high strength, high thermal expansion

17-4PH

Features: high-strengh and hardness( under 300°C/572°F) and corrosion resistence etc. After heat treatment, it gets more perfect mechanical property and can very high compression strengh up to 1100-1300mpa(160-190ksi)

The application: offshore platform, helicopter board, blade of turbomachine in aerospce , mechanical components and nuclear waste bins.

Similar Grades:

GB-China	AISI-US	UNS-US	JIS-Japan
0Cr17Ni4Cu4Nb	17-4PH(SUS630)	S17400	SUS630

Delivery Condition: Hot rolled,hot forged, annealing,polished or turned.

Dimension: Ø12mm -Ø350mmSpecification: Also can be produced according to customers requirements and technical conditions.Chemical Composition:

C	Si	Cr	Mn	Ni	Cu	Nb	S	P
≤0.07	≤1.0	15.50-17.5	≤1.0	3.0-5.0	3.0-5.0	0.15-0.45	≤0.030	≤0.035

stainless steel 17-4PH