Non sparking hand tools aluminum bronze hex key Machinists' punch
USD $8 - $29 /Piece
Min.Order:1 Piece
Hebei Tuokai Safety Tools Co., Ltd.
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Non sparking hand tools aluminum bronze hex key Machinists' punch
1. Non sparking hand tools aluminum bronze hex key Machinists' punch
2.aluminum bronze material
3.die forged processing
4.own factory
5.ISO9001 certification
Specification:
Number | Φ | L | Be-Cu | Al-Cu |
TK223A-02 | 5 | 150 | 235 | 215 |
Composition:
Beryllium copper: GBEx ⅡC Be: 1.8% - 2.3% Ni: 0.2% - 0.5% Others: < 0.5% Cu: Rest Hardness: 35-40 HRC (HB283-365) Tensile Strength: 1117 N/mm2 ~ 1326 N/mm2 |
Aluminum bronze: GBEx ⅡB Al: 10% - 12% Ni: 4% - 6% Fe+Mn: < 5.8% Cu: Rest Hardness: 20-30 HRC (HB229-291) Tensile Strength: 782 N/mm2 ~ 989 N/mm2 |