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UNS S17400(Grade 630) 17-4 stainless steel 

Cromdane Steel, Inc. maintains an excellent store of 17-4 ph stainless steel bar stock. Our inventory is controlled within our API Q1 and ISO 9001:2015 certified Quality Management Systems requirements and is available for immediate saw, cut and delivery.

We meet stringent customer specifications with short lead times and quick turnarounds.

17-4 Forged Bar Characteristics

17-4 is a chromium-nickel-copper precipitation hardening stainless steel used for applications requiring high strength and moderate level of corrosion resistance. 17-4 stainless steel is 17 percent chromium and 4 percent nickel giving the steel its name. It also contains 3 percent copper.

17-4 stainless steel bar offers excellent oxidation resistance, high strength, toughness and quality mechanical properties at temperatures up to 600°F. 17-4 ph stainless steel bar stock can be forged, welded and formed.


  • Aircraft and gas turbines
  • Nuclear reactor
  • Paper mills
  • Oil fields
  • Chemical process components


Call us today at 713-896-8295 to purchase 17-4 stainless steel forged bar or forgings.

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square forged steel bars

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Iso Certification Q1 Certification

The following is an overview of our primary inventory, in-house available for immediate saw cut/delivery. We have steel arriving on regular intervals, so if you do not see what you need, give us a call and let us help you meet your manufacturing/delivery needs.

Contact Us CSI Line Sheet

Our Quality Product Standard

Since 1982 Cromdane Steel has been a customer focused steel distributor furnishing quality alloy steel bar at competitive prices. All mill purchased material is sourced from North America.

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Contact Information

6134 Cunningham -
Houston, Texas 77041 USA