Direct import of a large number of German standard C67S (CK67) spring

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Direct import of a large number of German standard C67S (CK67) spring

Information Name:	Direct import of a large number of German standard C67S (CK67) spring
Published:	2013-07-09
Validity:	30
Specifications:	Complete
Quantity:	1000000.00
Price Description:
Detailed Product Description：	German standard C67S (CK67) spring steel chemical composition: c: 0.67 si: 0.22 Mn: 0.75 P <0.01 S <0.01 Cr: 0.23 Al: 0.03 spring steel 2 after quenching and tempering mechanical properties: Tensile strength: 1320 -1770MPa yield strength: 1275MPa Elongation%: 6 Surface shrinkage%: - Impact energy J: - 3. thermal processing and heat treatment: annealing temperature :650-690 ℃ quenching temperature :815-845 ℃ (oil)

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