M6 M8 Welding Bolt 10b21 Class 8.8 10.9 Square 3 Projections Under Head Sun Roof Weld Bolt Automotive Fasteners

 
Specification:
 

• 10B21 welding bolt  3embossments equaly spaced under head
• Non standard bolt
• Cold forging /machining process for manufacturing 
• Size :  M6 M8 M10  M6*16 M6*25 M8*30 M8*16
• Thread type: machine type 
• Finish: oiled  HV250-320 8.8class HRC22-32
• Material: 10B21 
• Marked: XHT or by your needs
• Industry: building construction,machine and others
• Size and Material can be customized by your specific needs.

If you are looking for the cold forging fasteners manufacturer, look no further than kinsom fasteners.
Kinsom provide you high quality product and service with customized size,finish,detail requirements cold forging fasteners.
If you are seeking no more than of cold formed items,even kinsom can supply you related precision metal parts with the second processing to meet your demands.
 
OEM service is available.Send your drawing to us,let's talk more details.

Customized fasteners:

Welcome to visit us:

How you can trust us?

1.Certificated 9001.2015 system, IATF16949:2016 factory.Prodcuts test pass Sgs, ELV,Rohs 2.0, IMDS,PPAP III level;

2.We are also audited by SGS, BV from Made In China, Certificated company;

3.Stable supplier, Strict production flow and inspection work;

4.More focus on producing the quality products, and providing customer service and ability to meet customer requirements. To face the challenges of world manufacturing market, we still make sure our quality and service to maintain satisfaction of customers.
5.Over 20 years experiences staff ,more focus on the technicals on forging and mahchining process.Help you find the more 
competitive way to get the parts.
6.Produce fasteners and provide service in Automotive components, construction building material,machine equipments ,electronics
industry. 
7.OEM and ODM are welcomed.
 

Kinsom can take control those following items in house:

1. Go/no go plug gauge test (all test tools are calibrated by professional third party every year)

2. Dimension

3. Proof load test

4. Torsional strength test

5. Rockwell hardness

6. Superficial rockwell hardness

7. Vickers hardness

8. Brinell hardness

9. Micro hardness

10. Salty spray Test

FAQ
1.What's your MOQ ?
---It depends on standard or customized fastener.
  As usually ,small order is acceptable.

2.What Price term do you offer?
---FOB , CIF ,EXW and others ways according the your needs.
 

3.How transport?
---You can choose Sea Freight, Air Freight and others Express Delivery ways.
 
4.What is the quality of your products guarantee?
---We have passed ISO9001:2015 ISO 16949 Quality Management System Certification, test support in house with Dimension,Proof load test,Torsional strength test,Rockwell hardness,Superficial rockwell hardness,Vickers hardness,Salty spray Test,Tensile strength,Hydrogen embrittlement test ,And Third party test with ELV,SGS ,REACH and ROHS2.0.
If the quliaty of the goods are not meet your requirements,you can exchange the goods for free.
 

---Send a sample if you have no drawing.Click contact us,we are here to help you.
  Send a mail or call us by following details information,it will help us to give the best offer to you.
 
• Product Size: _______
• Fastener type: Head_______Driver_______Thread_______And specific_______
• Order Quantity: _________________pcs
• Heat treatment:______ Class or ______ Hardened
• Surface treatment: _________________
• Material: _________________
• When do you need it by? __________________
• Where to Shipping: _______________Port and Country
• Drawing with 2D or 3D (Pdf,jpg,png,Ug,Solidwork,Word Or any type)