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Cnc Machining High Voltage Switch Part - Coupler

Coupler infos

Model No: TH-Coupler

Name : CNC Machining 42CrMo Coupler precision machine steel Coupler

Process: precision Forging + Precision CNC Machining

Product Name: Precision CNC Machining 42CrMo Coupler

Main Use: Used in High Voltage Industrial Switch Machinery Part.

Material : 42CrMo , steel , alloy steel,20#,45#

Material Standrad: ASTM

Brand : Tianhui

Cetificate : ISO9001 , material report , QCreport

Weight of raw forging: Customized

Forging Dimension Tolerance : CT5-CT6 Grade

Machining Surface Roughness :Ra0.8-1.6

Support Drawing File Format : ProE(.igs , .stp) , Auto CAD , PDF, Jpeg,   Jpg, Png

Product Process Documentation :Product Coupler Forgings Process Card, Machining Process Card, Product Inspection Card

Heat Treatment : HRC50

Precision Machining Equipment :50 CNC Machines, 800 Vertical Machining,Turning Machine

Measure Tool :Three Coordinate, Micrometer, Caliper, Height Gauge 

Inspection :Forging Coupler 42CrMo Material Report, Product Dimension Inspection Report


  1. Why choose China Ningbo Tianhui Machine Co., Ltd ? Any advantages ?

  The answer is Yes . There are five advantages :

  (1) Mutual Win : Our offer will be reasonable , our price will be cheaper in the same quality .

  (2) Customize: We can make the products as your request , shape and quality can meet your request.

  (3) OEM : Laser print your logo ; Design your packing box .

  (4) Mix Order : We accept mix order , different model and small quantity order .

  (5) After Service : Can reback the off-test product or ask back the payment when get the off-test goods and judged off-test by the third testing party .


   Carbon Steel Hot Forging Capability

    As a professional Carbon Steel Hot Forging Factory , only manufacture high quality carbon steel hot forging parts . Edges clearly , Stable size of hot forging parts (Critical Sizes can be up to CT5 -CT6 Grade ), Smooth Suface ( Roughness of Forging Surface Ra6 ) . Reshaping hot forging parts by Press Maching , Fixture Tool and Measure rectification .


Quality Control

Magnetic particle testing

 Production Processes & QC Reports




  ISO9001:2008 Certificate of Quality Management System

 Safty Packing


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