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pipe wrench American type

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Brand: BoFang
型号: 100mm-1200mm
规格: 4"-48"
Price: 3.00USD/piece
Min.Order: 1 piece
Supply 3000 piece
Delivery: Shipment within 3 days since the date of payment
Address: China
Valid until: Never Expire
Updated on: 2012-09-12 15:37
Hits: 2252183
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Company Detail
 
 
Details
Non sparking / Explosion proof / Antispark / Sparkfree pipe wrench , American Type , hand tools

1.Size for pipe wrench
Number
L
mm
K
mim
Be-Cu
g
Al-Cu
g
01
02
03
04
05
06
07
08
200
250
300
350
450
600
900
1200
25
30
40
50
60
75
85
110
420
615
880
1180
1590
3395
6600
12500
380
560
801
1080
1450
3105
6005
11405

2.Application field

These tools can avoid to rise sparking when tools strike,rub or collide with target in explosive atmosphere or flammble vapours and wide used in hazardous environment where flammable and combustible vapors liquids gas dusts are present such as petroleum industry,chemical industry ,power generation ,railroad ,and mining etc.

3.The processing procedure
  Al-bronze  (HRC≥25°b>75-85kgf/mm² )  
  Be-bronze(HRC≥35°b>105-120kgf/mm²)
  1) To prepare the raw material, blanking
  2) Smelting
  3) Pouring
  4) Cut the water gap
  5) Stored in the semi finished products warehouse
  6) Punching
  7) Through the drawbench or slotting machine
  8) PE plain end and chamfering
  9) Drill hole
  10) Perfect the product and marking
  11)If Be-bronze, need heat treatment
  12) Polishing
  13) Surface treatment
  14)Stored in the finished products warehouse
4.Material Information
Non Sparking Tools
We offer Non-Sparking Tools for application in explosive potential environments. All its tools are forged after casting to achieve the best quality tools in the market, both in mechanical properties and attractive finishing.
We offer two kinds of material for its non sparking tools, copper beryllium alloy(Cu-Be) and Aluminium Bronze (Al-Br) alloy:
Copper Beryllium Alloy
Composition
Be:
 1.8% - 2%
Ni:
 0.2% - 0.5%
Others:
 <0.5%
Rest:
 Cu
Hardness
 35 - 40 HRC
Tensile Strength
1250 N/mm2
Aluminium Bronze Alloy
Composition
Al:
 8% - 10%
Ni:
 2% - 5%
Fe:
 1.5% - 3%
Others:
 <0.5%
Rest:
 Cu
Hardness
 25 - 3- HRC
Tensile Strength
 800 N/mm2
 
Properties and Features
Among the features and properties of the alloy that our Non sparking tools offer are: Non Sparking tools can avoid to rise sparking when tools strike,rub or collide with target in explosive atmosphere or flammble vapours and wide used in hazardous environment where flammable and combustible vapors liquids gas dusts are present such as petroleum industry,chemical industry ,power generation ,railroad ,and mining etc.
USE
The non-sparking tools are mainly used in hazardous environment where flammable and combustible vapors liquids gas dusts are present such as petroleum industry ,chemical industry,power generation,railroad,and mining etc.

5.What is a "non-sparking" tool? 

"Non-sparking", "spark reduced", "spark-resistant" or "spark-proof" tools are names given to tools made of metals such as brass, bronze, Monel metal (copper-nickel alloy), copper-aluminum alloys (aluminum bronze), or copper-beryllium alloys (beryllium bronze). 

Commonly used hand tools are often manufactured of steel alloys. Preferred "non-sparking" metals have less tensile strength than steels usually used to make tools. A lower tensile strength
 means the metal has less strength or resistance to tearing apart when stretched under test conditions. It also
 means that these tools are softer, wear down more quickly than ordinary steel tools, and have to be dressed more
 frequently.

6.We have four series

                                 Non  sparking tools---- Beryllium copper, aluminum bronze        

                                 Non  magnetic tools---- Stainless steel

                                 Special  hand  tools -----carbon steel

                                 Terrace measuring-----hardware

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