Non sparking tool aluminum bronze ratchet wrench
USD $35 - $103 /Piece
Min.Order:1 Piece
Hebei Tuokai Safety Tools Co., Ltd.
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Non sparking tool aluminum bronze ratchet wrench
1. Non sparking tool aluminum bronze ratchet wrench
2.aluminum bronze material
3.die forged processing
4.own factory
5.ISO9001 certification
Specification:
Number | S | L | H | Be-Cu | Al-Cu |
181-17 | 17 | 290 | 35 | 720 | 650 1700 |
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 |