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Zijin Garden
Tuanjie Avenue
Wuchang District
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China Near None
Company Description
Performance Characteristics:
Widely used cold work mould steel, with good quenchhardening ability, good wear resistance ,as well hot workability.
Applications:
Making efficient blanking mould, stamping mould, all kinds of scissors ,cold shearing ,drilling bushing ,gauge, wortle, coining die, thread rolling die, screw thread rolling die，cold extrusion dies .
Chemical Composition :
C ：2.00～2.30 Si：≤0.40 Mn：≤0.40 S ：≤0.030 P ：≤0.030
Cr：11.50～13.00 Ni：≤0.25 Cu： ≤0.30 Co：≤1.00
Heat treatment standard:
(1) Quenching, 950 ~ 1000 centigrade cold oil;
(2) Quenching 980 centigrade, cold oil, 180 centigrade tempering 2 hours
Annealing temperature: 800-850 Centigrade.
Annealing hardness: 248 HB （Max）.
Destressing temperature: 650 Centigrade Approx.
Hot forming temperature: 1050-850 Centigrade.
Quenching temperature: 940-970 Centigrade.
Hardening media: oil quenching, salt bath 220-250 Centigrade or 500-550 Centigrade, air or compressed air.
Quenching hardness: 63-65 HRC.
Delivery condition :
Annealing
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