Double Open End Wrench Brass Brass Tools From China

Min.Order: 500
Product origin: Linyi, Shandong, China
Infringement complaint: complaintComplaint
US$ 10.5 ~ 10.6

Description
Double Open End Wrench 13pcs
Product Description
♣ Item:     Double Open End Wrench 13pcs
♣ Material:  Al-Br
             Other Material: Be-Cu,   carbons teel , 304 Stainless Steel
♣ Specs:                                                                            (5.5*7,6*7,8*10,9*11,10*12,12*14,14*17,17*19,19*22,22*24,24*27,27*30,30*32)
              Other Size:  It's Customed
♣ Technology:  Casting Foring  Machining Polishing
♣ Character:   Non Sparking Tools 
♣ Surface treatment: Natural or  Electrostatic spraying
♣ Application:Mainly used in Non Sparking 
♣  you can buy with confidence
♣ Delivery time: According to  the demand, we will arrange your order delivery
 
Copper Beryllium Alloy
CompositionBe: 1.8% - 2%
Ni: 0.2% - 0.5%
Others: <0.5%
Rest: Cu
Hardness 35 - 40 HRC
Tensile Strength1250 N/mm2
 
Aluminium Bronze Alloy
CompositionAl: 8% - 10%
Ni: 2% - 5%
Fe: 1.5% - 3%
Others: <0.5%
Rest: Cu
Hardness  25 - 3- HRC
Tensile Strength  800 N/mm2

3.The processing procedure
  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

 
 
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