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| Product | DIN912 black oxide hex head socket cap screw |
| Standard | DIN |
| Specification | M2-M26 |
| 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 |
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.
If you are interested in the product, contact 2bvideo.com for more information for more information
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