Screw Bolt Factory3 year ago
|Product||pan head screws|
|Material||Carbon steel4.8grade,8.8grade,10.9grade,12.9grade; stainless steel202,304,316,316L;Brass|
wire rod→Anneal→Acid cleaing→Draw wire→molding and rolling thread→Heat treatment→Surface treat →Packing
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|
|Payment Terms||T⁄T30%deposit,the balance70%when we finish all of the goods;L⁄C at sight,Western Union|
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.
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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- Kunshan Zhonggu Precision Hardware Co., Ltd.
Main Product: Hex Bolts, Machine Screws, Hex Nuts, Flat Washers, Sharp Drywall Anchor, Expansion Screw