Explosion-proof Knock Box Wrench (Be-Cu)


Guarantee Period: 12 Months

Price :
$ 13.37-583.21/bag

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Product Introduction
Knock with hammer, it is used to fasten and assemble & disassemble large hexagonal nuts and bolts.Forged with real material. Advantages of forging: high density, good toughness, smooth surface, clear writing, uneasy bending, uneasy rapture, even hardness and longer service life than traditional forging process.
Technical Parameters
1. Product specification S: 17-150mm; 2. Length: 145-565mm; 3. Material: beryllium bronze alloy; 4. Weight: 210-14500g. Performance detection standard for beryllium bronze explosion-proof tools: 1. No gas explosion in the drop hammer test for 20 times in (21.0±2.0)% hydrogen or no gas explosion after 5 rotating friction tests within 1s in (21.0±2.0)% hydrogen; 2. Standard code: GBExIIC (no substitute products); 3. Hardness: HRC30-40; 4. Tensile strength: δb105-120kgf/mm²; 5. Anti-magnetic performance of beryllium bronze explosion-proof tools.
Executive Standard
GB/T10686-2013, DIN7444

Warranty Period
12 Months