17-4
17-4 PH(630): ASTM A-564, & ASTM A-484
GENERAL SCOPE:
17-4 PH is a martensitic, precipitation hardened stainless steel that is used in a variety of oilfield applications.
ADDITIONAL INFORMATION:
This alloy can achieve a wide variety of strength levels when properly solution annealed and age hardened.
CHEMICAL COMPOSITION:
C | Mn | P | S | Si | Cr | Ni | Cu | Nb/Ta | |
---|---|---|---|---|---|---|---|---|---|
Minimum | 15.000 | 3.000 | 3.000 | 0.150 | |||||
Maximum | 0.070 | 1.000 | 0.040 | 0.030 | 1.000 | 17.500 | 5.000 | 5.000 | 0.450 |
COMMONLY STOCKED STRENGTH LEVELS:
Double H 1150 condition to 105,000 psi minimum yield - limited to a Rockwell C -33 maximum for compliance NACE MR-01-75/ISO 15156 (for use in hydrogen sulfide environments- special restrictions apply)
Solution Annealed - no mechanical properties; suitable for further aging
COMMONLY STOCKED MATERIAL FORMS:
Rolled bar
Forged bar
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