Shanghai Jieteng Precision Mold Factory
Shanghai Jingteng Metal Group Co., Ltd.
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SUM32 Free Cutting Steel
Material Name
Material Name: SUM32
Execution standard: JIS GG4804-1999
Characteristics and scope of application
Low sulfur composite free cutting steel, the cutting performance is better than that of 20 steel and lower than the Y12 steel, but sum32 the mechanical properties of above to the carburizing treatment after forming Y12 steel.Sum32 machining, used in the manufacture of hard surface, high toughness of the center of the instrument parts and shaft wear parts.
Chemical Composition
| C | Si | Mn | S | P |
| 0.12-0.20 | 0.10-0.35 | 0.60-1.10 | 0.10-0.20 |
Max 0.04 |
Mechanical Property
|
Tensile strength σb (MPa) |
Elongation
δ 5 (％) |
reduction of crosssection area ψ (％) |
Hardness
(HB)
|
| 450-600 | Min 20 |
Min 30 |
Max 175 |
Delivery State
In hot or cold state of delivery, delivery status should be indicated in the contract.
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| Email: sales@sh-jieteng.com |
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