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Screw Bolt Factory

5 year ago
141 0
Product details
product description
Description
Product pan head screws
Standard  DIN
Specification   M1.6-M10
Material Carbon steel4.8grade,8.8grade,10.9grade,12.9grade;   stainless steel202,304,316,316L;Brass

Productive Process

wire rod→Anneal→Acid cleaing→Draw wire→molding and rolling thread→Heat treatment→Surface treat →Packing


Surface treat

Plain,Black oxide,Blue white zinc,Yellow zinc,Hot dip  galvanized,Copper plating,Gold plating,Chromium Plating.


Quality Control Raw material inspect→process monitoring→Product test→Packaging check
Certification         ISO9001:2008   CE cert    ROHs
Packaging product bulk in plastic bag→Carton box→Wood pallet
Application Wind tower,Nuclear power,Railway,Automotive industry,Construction,Electronic industry
Delivery time                3-30days
Payment Terms T⁄T30%deposit,the balance70%when we finish all of the goods;L⁄C at sight,Western Union
Product Display

 

Main Products

Certifications

 
Testing Laboratory

We have Magnetic Powder Detector, Material Testing Machine, Metallographic Microscope, such testing instruments, guarantee product high quality and beautiful appearance.The quality control is strictly performed from buying raw materials in warehouse to different machining procession and to final packing.

Production Process

First, we have our own High-precision Digital Machining center for mould making in special Mould Workshop, excellent mould make product beautiful appearance and its size accurately.

The second, we adopt blasting procession, removing Oxidation surface, make the surface to be bright and clean and uniform and beautiful.

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