60Si2CrA 54SiCr6 Spring Steel-stainless steel-HAIXIANG METAL TECHNOLOGY (HANGZHOU) CO., LTD.

60Si2CrA 54SiCr6 Spring Steel

Prouduct name: 60Si2CrA 54SiCr6 Spring Steel

abstract: 60Si2CrA 54SiCr6 Spring Steel

Popular in these Categories: stainless steel

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CHEMICAL COMPOSITION (WEIGHT %)
C (％):     0.51~0.59
Si (％):    1.20~1.60
Mn (％):   0.50~0.80
P (％)≤:   0.025
S (％)≤:   0.025
Cr (%):    0.50~0.80
Mo (%):   -
V (%):     -
Other(％): Cu + 10Sn +/- 0.60
MECHANICAL PROPERTIES
Range of size/mm|flat bar:         12
Range of size/mm|round bar:     -

Mechanical property ≥|σb/MPa: 1350～1600
Mechanical property ≥|σs/MPa: 1150
Mechanical property ≥|δ5(%):     6
Mechanical property ≥|ψ(%):      25
Mechanical property ≥|Akv /J:     14
HOT WORKING & HEAT TREATMENT
Hot working temperature /℃:                              1050~850
Thermal forming temperature /℃:                       900~830
Heat treatment temperature/℃|annealing /℃:      640～680
Heat treatment temperature/℃|normalizing /℃:   850~880
Heat treatment temperature/℃|quenching /℃:     840～870 Oil
Heat treatment temperature/℃|tempering /℃:     430～500
Hardness after annealing ≤HBW:                          255