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ASTM1141 Free Cutting Steel
Material Name
Material Name: ASTM1141 Free Cutting Steel
Execution standard: ASTM A29/A29M-04
Characteristics and scope of application
It is high sulfur medium carbon free cutting steel with good cutting performance, can improve tool life four times compared with 45 steel , and the production efficiency is improved by 30 percent, have higher strength and hardness, suitable for processing requirements of high rigid parts, such as the screw and rod rack and spline shaft.
Chemical Composition
| C | Si | Mn | S | P |
| 0.37～0.45 | 0.15～0.35 | 1.35～1.65 | 0.08~0.13 |
Below 0.040 |
Mechanical Property
|
Tensile strength σb (MPa) |
Elongation
δ 5 (％) |
reduction of crosssection area ψ (％) |
Hardness |
| 590~735(hot rolled) | Above 14(hot rolled) Above 17(cold drawn) |
Above 20(hot rolled) |
Below 207HB(hot rolled) 179~229HB(cold drawn) |
Delivery State
hot rolled or cold drawn state of delivery, the delivery state should be indicated in the contract.
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Old factory site: No.228 Sifeng Road, Songjiang district. ShanghaiShanghai office center : No. 655, High Tech Road, Songjiang District, Shanghai
Japanese warehousing and material control department: No. 38, Deborah Road ，Waigaoqiao Free Trade Zone，China (Shanghai) Free Trade Experimental Zone
Japan general office: Yamaguchi Prefecture light Chuo six 1-1-1, No. 19
Rp: enterprise operator: 86-021-57611748 fax 86-021-57612426 group's official website: www.sh-jieteng.com Shanghai ICP for: no. 1021431