B.S. HR40

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

The high quality UK B.S. HR40 material is one of the more steel grades we supply, B.S. BS HR 40 (1972), B.S. BS 2HR 40 (2010),Specification for cobalt-chromium-tungsten-nickel-manganese heat-resisting alloy billets, bars and forgings (cobalt base Cr 20, W 15, Ni 10, Mn 1.5). HR40 is our main production grade, which has been approved by customers in many countries since its initial production, including our HR40 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 HR40 materials, and we are willing to develop together with customers from all over the world.

Also includes HR40 steel material norm, chemical composition, mechanical properties, datasheet, HR40 equivalent, heat treatment and temperature process of HR40, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in HR40 this steel grade have a more comprehensive understanding, Download the full HR40 PDF version of this datasheet.

Chemical composition (wt.%) of HR40

Elements	Min.（≥）	Max.（≤）
C	0.05	0.15
Si	-	0.40
Mn	1.00	2.00
P	-	0.040
S	-	0.030
Cr	19.00	21.00
Ni	9.00	11.00
Mo	-	-
Co	-	remaining
Ti	-	-
Fe	-	3.00
W	14.00	16.00

Mechanical Properties of HR40

Rp0.2 (MPa)	Rm (MPa)	Impact KV (J)	Elongation A (%)	A Z (%)	Delivery	Hardness HB
388 (≥)	187 (≥)	34	41	21	Solution & Aging, Ann, Ausaging, Q+T	143