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Stainless Steel 17-4PH Bar (AMS 5643/ AMS 5622)


Technical Data Sheet

 

Chemical Composition Limits
Weight% C Si Mn P + S max Cr Ni Cb + Ta Cu
AMS 5643 0.07 1.0 max 1.0 max 0.04 P
0.03 S
15.0 - 17.5 3.0 - 5.0 5 X C / 0.45 3.0 - 5.0
AISI 630 0.07 1.0 max 1.0 max 0.04P
0.03 S
15.0 - 17.5 3.0 -5.0 0.15 - 0.45 3.0 - 5.0

17-4 PH  is a martensitic, precipitation-hardening stainless steel that provides an outstanding combination of high strength and hardness along with excellent corrosion resistance. 17-4 PH has good fabricating characteristics and can be age hardened by a single step, low temperature treatment. 17-4 PH is a versatile material widely used in the aerospace, chemical, petrochemical, food processing, paper and general metalworking industries.

Typical Mechanical Properties

 

Material Condition
Ultimate Tensile Strength (ksi) 0.2 % Yield Strength (ksi) Elongation % in 2D % Reduction of Area Rockwell C Hardness
Alloy 17-4 PH
Bar AMS 5643
Cond A - - - - 363 HB max
Alloy 17-4 PH
Bar AMS 5643
H900 190 170 10 40 388-444
Alloy 17-4 PH
Bar AMS 5643
H925 170 155 10 44 375-429
Alloy 17-4 PH
Bar AMS 5643
H1025 155 145 12 45 331-401
Alloy 17-4 PH
Bar AMS 5643
H1075 145 125 13 44 311-375
Alloy 17-4 PH
Bar AMS 5643
H1100 140 115 14 45 302-363
Alloy 17-4 PH
Bar AMS 5643
H1150 135 105 16 50 277-352

 

Material Condition
Ultimate Tensile Strength (ksi) 0.2 % Yield Strength (ksi) Elongation % in 2D (Values are for sheet <0.1874" thick) % Reduction of Area Rockwell C Hardness
Alloy 17-4PH
Sheet/Plate AMS 5604
Cond A - - - - 38 max
Alloy 17-4PH
Sheet/Plate AMS 5604
H900 190 170 5 - 40-47
Alloy 17-4PH
Sheet/Plate AMS 5604
H925 170 155 5 - 38-45
Alloy 17-4PH
Sheet/Plate AMS 5604
H1025 155 145 5 - 35-42
Alloy 17-4PH
Sheet/Plate AMS 5604
H1075 145 125 5 - 33-39
Alloy 17-4PH
Sheet/Plate AMS 5604
H1100 140 115 5 - 32-38
Alloy 17-4PH
Sheet/Plate AMS 5604
H1150 135 105 8 - 28-37

Availability
17-4 PH is available in Bar, Wire, Forgings, Tube, Ring, Plate Sheet and Strip. View Stock List, Plate Stock List or contact Sales for further availability.

Specifications
AMS 5604 Sheet, Strip and Plate
AMS 5643 and 5622 Bars (Flat, Hex, Round, Square), Wire, Forgings, Tubing and Rings
ASTM A 693 Plate, Sheet and Strip
UNS : S17400
 
17-4 DBLE H1150
ASTM A 564 T 630 Cond H1150D
NACE MRO175/ISO 15156-3

17-4 PH Cond H 1150
ASTM A 564

17-4 PH Sol
AMS 5643
ASTM A 484

AMS 5604 Sheet, Strip Cold Rolled and Plate.
AMS 5622 (Vac Melt) Bars (Flat, Hex, Round, Square), Wire, Forgings, Tubing and Rings
AMS 5642 Bar
AMS 5643 Bars (Flat, Hex, Round, Square), Wire, Forgings, Tubing and Rings
MIL-S-25043
ASTM A564 Grade 630
ASTM A484 / ASME SA484
ASTM A564 / ASME SA564
ASTM A693 / ASME SA693 Plate, Sheet and Strip
WS 1.4542
X5CrNiCuNb16-4
AFNOR Z6CNU1704
UNS S17400

Services
At Aircraft Materials all stock items can be shipped out within 24 hours, usually within the same day. Even cutting orders for bar or sheet can be processed and dispatched the same day for time-critical situations such as AOGs.

Thanks to our global logistics network we can source from anywhere in the world in just a few days. We use a range of transport partners to enable us to ship overnight within the U.K. and Europe and provide fast shipping solutions to the rest of the world. If your requirement is urgent we can offer a priority shipping service, but also if time is not so critical we can offer more cost-effective options to ensure you get the best value for money. To find out more about our services click here.

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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