Spark-proof hand tools aluminum bronze slogging open end wrench
USD $11 - $500 /Piece
Min.Order:1 Piece
Hebei Tuokai Safety Tools Co., Ltd.
Spark-proof hand tools aluminum bronze slogging open end wrench
1. Spark-proof hand tools aluminum bronze slogging open end wrench
2.aluminum bronze material
3.die forged processing
4.own factory
5.ISO9001 certification
Specification:
Number | S | L | Be-Cu | Al-Cu |
141-17 | 17 | 125 230 | 150 955 | 135 135 860 1100 1420 1680 1970 2780 3660 3800 5130 5400 7050 7000 10500 12000 |
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 |