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Stainless Steels & Special Steels

B.S. HR3

2014-03-03 17:24:40 Print this page

The high quality UK B.S. HR3 material is one of the more steel grades we supply, B.S. BS HR 3, B.S. BS 2HR 3 (2010),Specification for nickel-cobalt-chromium-molybdenum-aluminium-titanium heat-resisting alloy billets, bars, forgings and parts (nickel base, Co 20, Cr 14.8, Mo 5, Al 4.8, Ti 1.2). HR3 is our main production grade, which has been approved by customers in many countries since its initial production, including our HR3 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 HR3 materials, and we are willing to develop together with customers from all over the world.

Also includes HR3 steel material norm, chemical composition, mechanical properties, datasheet, HR3 equivalent, heat treatment and temperature process of HR3, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in HR3 this steel grade have a more comprehensive understanding, Download the full HR3 PDF version of this datasheet.

Chemical composition (wt.%) of HR3

Elements Min.(≥) Max.(≤)
C 0.12 0.17
Si - 1.00
Mn - 1.00
P - -
S - 0.015
Cr 14.00 15.70
Ni - remaining
Mo 4.50 5.50
Co 18.00 22.00
Ti 0.90 1.50
Fe - 1.00
Al 4.50 4.90
Cu - 0.20
B 0.0030 0.0100
Bi - 0.0001
Pb - 0.0015
Ag - 0.0005
Zr - 0.15

Mechanical Properties of HR3

Rp0.2 (MPa) Rm (MPa) Impact
KV (J)
Elongation
A (%)
A Z (%) Delivery Hardness HB
132 (≥) 182 (≥) 43 21 24 Solution & Aging, Ann, Ausaging, Q+T 243
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