Need help?

Stainless Steels & Special Steels


2018-04-19 10:25:33 Print this page

The high quality USA AISI AISI631 material is one of the more steel grades we supply, AISI631. AISI631 is our main production grade, which has been approved by customers in many countries since its initial production, including our AISI631 round bars, flat bar, forgings, fasteners, tubes, wires, strips, sheets & Plates, as well as a variety of profiles, professional high precision auto-lathe processing manufacturer of clinching fasteners, axes, standoffs, screws, studs, nuts, bolt, OEM parts and special shaped turning partsthe state of delivery includes quenched and tempered, annealed, machined semi-finished products, we also have strict management of the packaging, to avoid material damage from transportation. We are the best supplier of AISI631 materials, and we are willing to develop together with customers from all over the world.

Also includes AISI631 steel material norm, chemical composition, mechanical properties, datasheet, AISI631 equivalent, heat treatment and temperature process of AISI631, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in AISI631 this steel grade have a more comprehensive understanding, Download the full AISI631 PDF version of this datasheet.

Chemical composition (wt.%) of AISI631

Elements Min.(≥) Max.(≤)
C - 0.09
Si - 1.00
Mn - 1.00
P - 0.04
S - 0.04
Cr 16.0 18.0
Ni 6.5 7.75
Al 0.75 1.50

Mechanical Properties of AISI631

Rp0.2 (MPa) Rm (MPa) Impact
KV (J)
A (%)
A Z (%) Delivery Hardness HB
233 (≥) 493 (≥) 24 43 22 Solution & Aging, Ann, Ausaging, Q+T 324

Equivalent Grade Stock of AISI631

Materials Dimension Quantity State
17-7PH / 631 Coil & Strip, Sheet Stock 0.3-3.0*10-180mm 1236.22 Kgs Cold-Rolled+Annealed
Go Back: Materials Stainless Steels & Special Steels

Find AISI631 Suppliers?

Online Offer




17-7PH / 631 COIL Strip Sheet

17-7PH / 631 COIL Strip Sheet

17-7PH / 631 COIL Strip Sheet

17-7PH / 631 COIL Strip Sheet

17-7PH(631,UNS S17700,1.4541)  AMS 5528 Stainless Steel Coil

17-7PH(631,UNS S17700,1.4541) AMS 5528 Stainless Steel Coil