
Description
1731 Chain pipe Wrench-A | |||
NO. | SIZE | NO. | SIZE |
173101 | 300×50mm | 173103 | 600×100mm |
173102 | 300×100mm | 173104 | 600×150mm |
1732 Chain pipe Wrench-B | |||
NO. | SIZE | NO. | SIZE |
173201 | 900×100mm | 173208 | 1000×300mm |
173202 | 900×150mm | 173209 | 1200×200mm |
173203 | 900×200mm | 173210 | 1200×250mm |
173204 | 900×250mm | 173211 | 1200×300mm |
173205 | 1000×150mm | 173212 | 1300×250mm |
173206 | 1000×200mm | 173213 | 1300×300mm |
173207 | 1000×250mm | 173214 | 1400×320mm |
Non sparking tools is also called safety tools or explosion proof tools.There are two types of materials.
1,Aluminum bronze,Al-Cu,aluminum,nickel,manganese,iron and other metals were added to the high purity electrolytic copper as matrix to form copper-based alloy.
2,Beryllium copper,Be-Cu,the copper base alloy was forming by adding some metals such as beryllium,nickel.
The thermal and electrical conductivity of these two materials are very good,beryllium bronze is non-magnetic and can be used in strong magnetic fields.
Performance
The material of non sparking tools: Al-Br(QAl11-4-4), Be-Cu(QBe2)
Be-Cu: the color is green lake,hardness is not less than HRC35,tensile strength δ b 105-120kgf/mm2;standard code GBEX ⅡC,suitable for hydrogen with concentration 21.0±2.0%.Beryllium copper alloy with anti-magnetic performance.
Al-Cu: the color is bluish yellow,hardness is not less than HRC25,tensile strength δ b 75-85/mm2;standard code GBEX ⅡB,suitable for ethylene with concentration 7.8±0.5%,GBEX ⅡA (propane 6.5±0.5%),Ⅰ(methane 6.5±0.5%)。
Applications
The non sparking tools are widely used in petroleum,chemical industry,mining,gas,coal,oxygen-producing,pharmacy,smelting,powder,leather,airplane,marine engineering etc,suitable for warehouse that operate flammable and explosive products,electrolytic workshops,communication assembly workshops,and requires that the tools are not rusty,wear-resistant and anti-magnetic during the checking process.
Non sparking chain pipe wrenches are essential tools in plumbing and mechanical work. This type of wrench features a chain with serrated links that can be wrapped around pipes, providing a secure grip for tightening or loosening connections. Its unique design makes it ideal for handling various pipe sizes and shapes, ensuring a tight seal. The chain’s flexibility allows it to adapt to different diameters, while the serrated links enhance grip and prevent slipping. Crafted from durable materials, chain pipe wrenches are built to withstand heavy-duty use. They offer reliable performance and are indispensable in many applications, such as pipe installations, maintenance, and repairs.

1731 Chain pipe wrench(A)
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