explosion-proof tools aluminum bronze common knives
USD $14.8 - $17.8 /Piece
Min.Order:1 Piece
Hebei Tuokai Safety Tools Co., Ltd.
explosion-proof tools aluminum bronze common knives
1. explosion-proof tools aluminum bronze common knives
2.aluminum bronze material
ld rolles processing
4.own factory
5.ISO9001 certification
Specification:
Number | L | L1 | Be-Cu | Al-Cu |
TK202-02 TK202-04 | 80 145 | 185 250 | 75 95 | 105 125 |
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 |