HEBEI TUOKAI SAFETY TOOLS CO.,LTD
Honesty basic,quality first
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Non sparking safety aluminum bronze pipe wrench
1. Wrench,Non sparking tools,Antispark,Spark Free
2.aluminum bronze material
3.die forged processing
4.own factory
5.ISO9001 certification
Specification:
| Number | L | Kmax | Be-Cu | Al-Cu |
| TK131-02 TK131-14 | 200 900 1200 | 25 85 110 | 420 735 1050 1315 2255 3465 5880 12600 | 380 670 955 1195 2050 3150 5345 11450 |
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 |