Non sparking DIN3113 drop forged combination spanner
USD $15 - $99 /Piece
Min.Order:1 Piece
Hebei Tuokai Safety Tools Co., Ltd.
Non sparking DIN3113 German type drop forged combination spanner
1. Non sparking DIN3113 German type drop forged combination spanner
2.beryllium copper material
3.die forged processing
4.own factory
5.ISO9001 certification
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 |