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Product Details

Chemical composition


C(%) Si(%) Mn(%) P(%) S(%)
C(%)(%) 0.65-0.74 Si(%)(%) ≦0.35 0.65-0.74 P(%)(%) ≦0.02 S(%)(%) ≦0.03 0.65-0.74 0.65-0.74 0.65-0.74 0.65-0.74 0.65-0.74


Applications

Carbon Tool Steels


Country Code:

Annealing HB : ≦187

Standard

GB

Steel Type

T7A

Heat treatment

Heat Treatment of steel grade T22
Heat treated : 1467°C - 1159°C


Relate Steel Type

Steel Type Country Code C(%) V(%) Si(%) Mn(%) P(%) S(%) Cr(%) W(%)
T7A GB 0.65-0.74 ≦0.35 ≦0.4 ≦0.02 ≦0.03
W1-7 ASTM 0.7-0.8 ≦0.1 0.1-0.4 0.1-0.4 ≦0.025 ≦0.025 ≦0.15 ≦0.15
C70W1 DIN 0.65-0.74 0.10-0.25 0.10-0.25 ≦0.02 ≦0.02
C70W2 DIN 0.65-0.74 0.1-0.3 0.10-0.35 ≦0.03 ≦0.03


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