Screw Factory Producing Gr 12.9 Hex Bolts Flat Head Screws Mushroom Head Screws ISO

Product Details
Customization: Available
Material: High Strength Steel
Type: Hexagon Head
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  • Screw Factory Producing Gr 12.9 Hex Bolts Flat Head Screws Mushroom Head Screws ISO
  • Screw Factory Producing Gr 12.9 Hex Bolts Flat Head Screws Mushroom Head Screws ISO
  • Screw Factory Producing Gr 12.9 Hex Bolts Flat Head Screws Mushroom Head Screws ISO
  • Screw Factory Producing Gr 12.9 Hex Bolts Flat Head Screws Mushroom Head Screws ISO
  • Screw Factory Producing Gr 12.9 Hex Bolts Flat Head Screws Mushroom Head Screws ISO
  • Screw Factory Producing Gr 12.9 Hex Bolts Flat Head Screws Mushroom Head Screws ISO
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  • Overview
  • Manufacturing Process
  • Packaging & Shipping
  • Company Profile
Overview

Basic Info.

Model NO.
DIN-1
Connection
Common Bolt
Head Style
Round
Standard
DIN, GB, ANSI, BSW
Grade
12.9
Surface
Black, Blue-White Zinc-Plated
Finsh
Zn
Gr
8.8 /10.9/ 12.9
Range
M3-M64
Packing
25kg Bulk Packing
Label
OEM
with Pallet
Yes
Application
Furniture, Construction, Industry, Machinery, etc
Transport Package
Wooden Pallet Packing
Specification
M3-M64
Trademark
N/M
Origin
China
HS Code
7318150000
Production Capacity
60000/Ton/Year

Packaging & Delivery

Package Size
45.00cm * 35.00cm * 35.00cm
Package Gross Weight
25.000kg

Product Description

Screw Factory Producing Gr 12.9 Hex Bolts Flat Head Screws Mushroom Head Screws  ISO 
Gurth Technology Co., Ltd is specialized in R&D and manufacturing of fasteners with 2 production bases in Wenzhou and Changsha with a number of experts and technicians engaged in hardware industries for more than 20 years.
  Our main products include Socket head cap screw DIN912 Grade 8.8,10.9,12.9, Hex bolts DIN933&DIN931 Grade 8.8,10.9,12.9, Flat cap screw DIN7991, Set screw DIN916, DIN913, DIN914, Button cap screw ISO7380, Flange bolts DIN6921, nuts, washers, etc.
Our products are widely sold in Mexico, South America, Europe, Middle East, India, South East Asian, more than 20 countries.
Screw Factory Producing Gr 12.9 Hex Bolts Flat Head Screws Mushroom Head Screws ISO
 
Screw Factory Producing Gr 12.9 Hex Bolts Flat Head Screws Mushroom Head Screws ISO
Screw Factory Producing Gr 12.9 Hex Bolts Flat Head Screws Mushroom Head Screws ISO
Screw Factory Producing Gr 12.9 Hex Bolts Flat Head Screws Mushroom Head Screws ISO
  
Manufacturing Process

How to make a socket head cap screw ?
 
Screw Factory Producing Gr 12.9 Hex Bolts Flat Head Screws Mushroom Head Screws ISO
Screw Factory Producing Gr 12.9 Hex Bolts Flat Head Screws Mushroom Head Screws ISO

 * After acid cleaning,we will delivery to the wire Drawing workshop for Drawing.

 * Then transfer to the cold heading machine to make the hexagon head.(here we can do the head marking, Knurling or not Knurling here).  if over M24, our machine will very biggest, you see~~

 
Screw Factory Producing Gr 12.9 Hex Bolts Flat Head Screws Mushroom Head Screws ISO
Screw Factory Producing Gr 12.9 Hex Bolts Flat Head Screws Mushroom Head Screws ISO
Screw Factory Producing Gr 12.9 Hex Bolts Flat Head Screws Mushroom Head Screws ISO

Socket head cap screw DIN912 before thread rolling

Screw Factory Producing Gr 12.9 Hex Bolts Flat Head Screws Mushroom Head Screws ISO

Thread rolling 
Screw Factory Producing Gr 12.9 Hex Bolts Flat Head Screws Mushroom Head Screws ISO
Screw Factory Producing Gr 12.9 Hex Bolts Flat Head Screws Mushroom Head Screws ISO

* Then send to the heat treatment workshop to do the most important step--Heat treatment and with black. 
 
Screw Factory Producing Gr 12.9 Hex Bolts Flat Head Screws Mushroom Head Screws ISO
Screw Factory Producing Gr 12.9 Hex Bolts Flat Head Screws Mushroom Head Screws ISO

 Znic plated products are processed in plating factory.
HRC Test is applied for quality control.

 
Screw Factory Producing Gr 12.9 Hex Bolts Flat Head Screws Mushroom Head Screws ISO
Screw Factory Producing Gr 12.9 Hex Bolts Flat Head Screws Mushroom Head Screws ISO
Screw Factory Producing Gr 12.9 Hex Bolts Flat Head Screws Mushroom Head Screws ISO

HRC PERFECT!! Free samples can be sent to customerrs for quality check if needed.
  
Packaging & Shipping

Ordinary package: 25kg bulk packing /  small box inner carton, OEM accepted.
Label: as customer request.
Port of loading: Shanghai, China

 
Screw Factory Producing Gr 12.9 Hex Bolts Flat Head Screws Mushroom Head Screws ISO
Screw Factory Producing Gr 12.9 Hex Bolts Flat Head Screws Mushroom Head Screws ISO
Screw Factory Producing Gr 12.9 Hex Bolts Flat Head Screws Mushroom Head Screws ISO
 
Company Profile

Screw Factory Producing Gr 12.9 Hex Bolts Flat Head Screws Mushroom Head Screws ISO

    Hunan Gurth Technology Co., Ltd is specialized in R&D and manufacturing of fasteners with 2 production bases in Wenzhou and Hunan, with a number of experts and technicians engaged in hardware industries for more than 20 years. Our main products include:

[ Socket head cap screw DIN912 8.8,10.9,12.9 ]
[ Set screw Din916 DIN913,DIN914 ]
[ Flat cap screw DIN7991 ]
[ Button cap screw ISO7380 ]
[ Hex bolts DIN933,DIN931 8.8,10.9,12.9 ]
[ Flange bolts DIN6921 ]
[ Nut DIN934,DIN982,DIN985,DIN6923 ]
[ Anchor ]
[ Rod thread ]
[ Washer ]

   Through the years, we are consistently committed to supporting clients with better quality and price. We look forward to cooperating with distributors and dealers in each territory.

Screw Factory Producing Gr 12.9 Hex Bolts Flat Head Screws Mushroom Head Screws ISO
Screw Factory Producing Gr 12.9 Hex Bolts Flat Head Screws Mushroom Head Screws ISO
Screw Factory Producing Gr 12.9 Hex Bolts Flat Head Screws Mushroom Head Screws ISO

 

 

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