Year1
According to standards B/- and B/
Corresponding to foreign standards:
Chemical composition
:.3~
:.~
.~
:.~
:
:
:.3[]
Mechanical properties
Sample blank size:
Heat treatment:
First Secondary quenching heating temperature (℃): Coolant: oil
Secondary quenching heating temperature (℃):
Tempering heating temperature (℃): Coolant: water, oil
Round bar
Tensile strength (b/):
Yield point:
Elongation after break (/):
Reduction of area (/):
Impact absorption energy:
Brinell hardness (B/3) (annealed or high temperature tempering state):
Spot price of 40Cr round steel tempered hardness 40CR alloy structural steel
价格
￥4.20元/KG
- total supply
- 644 KG
- MOQ
- 1 KG
- brand
- 上海
- area
- Shanghai
- Delivery period：
- Shipped within 3 days from the date of payment by the buyer
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