Specifications

17-4PH ( 630) round bar:
1.Dia.: from 1/4'' to 15''
2.Length: within 8000mm
3.Application: propeller shaft of ship,valve

ASTM 17-4PH ( Type 630 ) stainless steel round bar:

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1. Diameter: 2'', 2.5'', 3'', 3.5'', 6'', 7'', 8'', or as per customers' requirement.
2. Length: 3 meter, 4 meter, 5 meter, 6 meters, 7 meter, 8 meter.

3. Application: propeller shaft of ship, pump shaft, valve

4. Surface: bright + smooth

5. Tolerance: H9, H11, H13

6. Finishing: condition A+age hardening heat treatment ( Condition H900, H925, H1025, H1075, H1100, H1150)

7. Standard: ASTM A564

8. Application: propeller shaft of ship, pump shaft, valve parts

9. Chemical composition(%):

C	SI	Mn	P	S	Cr	Ni	Cu	Nb
≤0.07	≤1.0	≤1.0	≤0.04	≤0.03	15.0~17.0	3.0~5.0	3.0~5.0	0.15~0.45