High quality grade 8.8 Hot dip galvanized bolts nuts

Specifications   hot bolts nuts fasteners 
Material:Carbon steel 
Grade :8.8/4.8 
Size :M6-M20 

   DIN 931 Bolts:

Standard	ISO,DIN,IFI,JIS,ANSI,BSW
Material	Carbon steel
Tolerance quality	5g, 6g, 6H, 7H, 45H, 33H,
Tolerance	js15, js17
Grade&Tensile strength	Carbon steel: 3.6-12.9
	High strength
Process	Cold forming, hot forging, maching, etc
Surface treatment	Zic plated ,Casting black,Hot dipped galvanized
Sample	we can provide you the sample for free if it is available
OEM	accept

 

Factory Detailed Information
Workshop	15000 m2
Workers	200
Process equipment	Multifunctional cold forging machine, Hot forging punch, Heat treatment line and finish treatment machine, etc
Test equipment	Hardness tester, Screw torsional force tester, GO/NO GO gauge, Screw groove depth tester, micrometer
Quality control	1.QCC→ 2.IQC→ 3.IPQC/PQC→ 4.FQC→ 5.QA→ 6.QE→ 7.TQC
Certificate	CE, ISO9001:2000
Export area	Asia, Mid East, Africa,ect
Export experience	6 years
Our core concept	responsibility , credit
Our dream	Good business reputation, Customer's interest first, High quality, Prompt delivery

We are professtional manufacture and trader of Anchor and Fasteners, such as ,Drop in anchor ,Wedge anchor , Cut anchor ,Hexagon nuts, Treades rods,ect.   The following is our products catalogues .