UNS EVll

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

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

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

Chemical composition (wt.%) of EVll

Elements	Min.（≥）	Max.（≤）
C	0.65	0.75
Si	0.45	0.85
Mn	5.50	7.00
P	-	0.050
S	0.025	0.065
Cr	20.0	22.0
Ni	1.40	1.90
N	0.18	0.28

Mechanical Properties of EVll

Rp0.2 (MPa)	Rm (MPa)	Impact KV (J)	Elongation A (%)	A Z (%)	Delivery	Hardness HB
389 (≥)	347 (≥)	33	12	22	Solution & Aging, Ann, Ausaging, Q+T	323