Hex bolts DIN933 8.8 grade black oxide
Hexagon Head Bolt Details
● Material: middle carbon steel 1035, 1045,10B21
● Head shape: Hexagon head bolt
● Grade: 8.8
● Thread: full thread
● Application: Industrial building Bridge Railway oil and gas industry, wind energy tower etc
● Package: Small box, or 25kgs/carton, 36cartons/pallet
● Delivery: 30-45 days
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Hex Bolts DIN933 Standard and Dimensions


FAQ of Hexagon Head Bolts DIN933
1. What are hex bolts made of?
Hex bolts are made of carbon steel, alloy steel
2. What is raw material for Grade 8.8 hex bolts?
According to standard, Hex bolts 8.8 are made of middle carbon steel c1035 1045 for small sizes from M6 to M24, alloy steel 40Cr for big sizes from M27 to M36
3. What are bolts coated with?
We can make surface Black oxide , Zp, HDG
4. Can we use our own head mark or customize package for hex head bolts?
Yes, we can customize the headmark and package according to customer’s request
5. How can we make an order for high strength hex head bolts?
Please send inquiry on our page or send E-mail or whatsapp 008615257861940
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