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Stainless Steels & Special Steels

UNS 309HCb

2013-07-19 14:49:24 Print this page

The high quality USA UNS 309HCb material is one of the more steel grades we supply, UNS SAE J 405 (1998) ,Chemical compositions of SAE wrought stainless steels. 309HCb is our main production grade, which has been approved by customers in many countries since its initial production, including our 309HCb 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 309HCb materials, and we are willing to develop together with customers from all over the world.

Also includes 309HCb steel material norm, chemical composition, mechanical properties, datasheet, 309HCb equivalent, heat treatment and temperature process of 309HCb, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in 309HCb this steel grade have a more comprehensive understanding, Download the full 309HCb PDF version of this datasheet.

Chemical composition (wt.%) of 309HCb

Elements Min.(≥) Max.(≤)
C 0.04 0.10
Si - 0.75
Mn - 2.00
P - 0.045
S - 0.03
Cr 22.0 24.0
Ni 12.0 16.0
Nb - 1.100

Mechanical Properties of 309HCb

Rp0.2 (MPa) Rm (MPa) Impact
KV (J)
Elongation
A (%)
A Z (%) Delivery Hardness HB
994 (≥) 324 (≥) 31 21 13 Solution & Aging, Ann, Ausaging, Q+T 443
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