Non Sparking Tools Aluminum Bronze Crowbar Ratchet Wrench
Non sparking hand tools aluminum bronze ratchet wrench
1. Non sparking hand tools 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 |
180-22 |
22 |
270 |
50 |
580 |
520 |
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 |


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