AFNOR Z12CKNDWNb21-20-20

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

The high quality France AFNOR Z12CKNDWNb21-20-20 material is one of the more steel grades we supply, AFNOR NF A 35-579,Valve steels and alloys for internal combustion engines. Z12CKNDWNb21-20-20 is our main production grade, which has been approved by customers in many countries since its initial production, including our Z12CKNDWNb21-20-20 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 Z12CKNDWNb21-20-20 materials, and we are willing to develop together with customers from all over the world.

Also includes Z12CKNDWNb21-20-20 steel material norm, chemical composition, mechanical properties, datasheet, Z12CKNDWNb21-20-20 equivalent, heat treatment and temperature process of Z12CKNDWNb21-20-20, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in Z12CKNDWNb21-20-20 this steel grade have a more comprehensive understanding, Download the full Z12CKNDWNb21-20-20 PDF version of this datasheet.

Chemical composition (wt.%) of Z12CKNDWNb21-20-20

Elements	Min.（≥）	Max.（≤）
C	0.08	0.16
Si	-	1.00
Mn	1.00	2.00
P	-	0.040
S	-	0.030
Cr	20.00	22.50
Ni	19.00	21.00
Mo	2.50	3.50
Co	18.50	21.00
W	2.00	3.00
Nb	0.75	1.25
N	0.10	0.20

Mechanical Properties of Z12CKNDWNb21-20-20

Rp0.2 (MPa)	Rm (MPa)	Impact KV (J)	Elongation A (%)	A Z (%)	Delivery	Hardness HB
778 (≥)	158 (≥)	41	41	42	Solution & Aging, Ann, Ausaging, Q+T	231