WEDO Non Sparking Aluminium Bronze Striking Box Bent Wrench Bam/FM/GS Certified

• Type: Striking Bent Box Wrench
• Material: Aluminium Bronze
• Standard: German Type
• Brand: WEDO
• Surface Treatment: Polishing
• Size: Common
• Model NO.: AL164
• Feature: Anti-Explosion
• Working Mode: Manual
• Folded: Unfolded
• Handle Color: Pure
• Application Age: Adult
• Certificate: Bam/FM/GS
• Transport Package: Plastic Bag/Box/Carton/Pallet
• Specification: 24-70mm
• Trademark: WEDO
• Origin: China
• HS Code: 8204110000
• Production Capacity: 50000PCS/Year

Product Description

ITEM CODE	SIZE
AL164-24	24mm
AL164-27	27mm
AL164-30	30mm
AL164-32	32mm
AL164-36	36mm
AL164-41	41mm
AL164-46	46mm
AL164-50	50mm
AL164-55	55mm
AL164-60	60mm
AL164-65	65mm
AL164-70	70mm

Above item no. is only for Aluminium Bronze material, Besides Aluminium Bronze, WEDO also supply in Beryllium Copper, below are differences of two material.

Aluminum Bronze Non-sparking Tools
1. Appropriate for operation with ethylene concentration below 7.8% 
2. Surface Color: Silver Yellow
3. Micro-magnetic
4. Hardness: 20-30 HRC  
5. Tensile Strength: 782N/mm²-989N/mm²
6. Elasticity Limit: 450N/mm²-550N/mm²
7. Extensibility: δ≥5%

Beryllium Copper Non-sparking Tools
1. Appropriate for operation with hydrogen concentration below 21%, 
2. Surface Color:Golden Yellow
3. Non-magnetic
4. Hardness: 30-40 HRC  
5. Tensile Strength: 1117N/mm²-1326N/mm²
6. Elasticity Limit: 840N/mm²-880N/mm²
7. Extensibility: δ≤1.0%

To ensure the explosion-proof performance, after the raw materials are melt with scientific ratio, QC personnel will take sample piece to do drop weight and friction test according to GB/T 10686-2013 standard. The test is conducted under the highest level ExIIC,  hydrogen concentration 21%. Only if the samples are tested qualified can the next step of production be carried out. 

The explosion-proof performance of WEDO non-sparking tools is guaranteed for lifetime.