UNS HEV7

2014-01-06 13:37:52 Print this page

The high quality USA UNS HEV7 material is one of the more steel grades we supply, Steel for exhaust valves. HEV7 is our main production grade, which has been approved by customers in many countries since its initial production, including our HEV7 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 HEV7 materials, and we are willing to develop together with customers from all over the world.

Also includes HEV7 steel material norm, chemical composition, mechanical properties, datasheet, HEV7 equivalent, heat treatment and temperature process of HEV7, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in HEV7 this steel grade have a more comprehensive understanding, Download the full HEV7 PDF version of this datasheet.

Chemical composition (wt.%) of HEV7

Elements	Min.（≥）	Max.（≤）
C	-	0.08
Si	-	0.70
Mn	-	1.50
P	-	-
S	-	-
Cr	-	14.75
Ni	-	26.0
Mo	-	1.25

Mechanical Properties of HEV7

Rp0.2 (MPa)	Rm (MPa)	Impact KV (J)	Elongation A (%)	A Z (%)	Delivery	Hardness HB
172 (≥)	688 (≥)	21	32	13	Solution & Aging, Ann, Ausaging, Q+T	234

Equivalent Grade Stock of HEV7

Materials	Dimension	Quantity	State
IncoloyA-286 / GH 2132 Stock	Φ8-65mm*L	489 Kgs	Hot-Rolled+Annealed+black