China wholesale DIN6921 Bolt Factories – DIN6914 Structural Hexagon Bolts – Zhongli bolts

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It is a good way to improve our products and service. Our mission is to develop creative products to customers with a good experience for Iso4762 Screws , Gr8.8 Cheese Head Screw , Astm A193 Grade B7 Hex Bolt , You would not have any communication problem with us. We sincerely welcome prospects all around the globe to call us for business enterprise cooperation.

China wholesale DIN6921 Bolt Factories – DIN6914 Structural Hexagon Bolts – Zhongli bolts Detail:

● Place of origin: Ningbo, China

● Min quantity request: 450kgs per size

● Brand Name: ZYL

● Material: 40Cr

● Dia: M12-M36

● Surface treatment: Black oxide, H.D.G

Steel structure bolt is a kind of high strength bolt and a kind of standard parts. The fastening performance is good, and it is used for steel structure and engineering to make the fastening function.

Carbon steel 40Cr

Steel structure bolts are mainly used in steel structure engineering to connect the connection points of steel structure plates.

Black oxide.

10.9 HV

1. Are you trading company?

No, we are a factory with more than 15 years production experience.

2. What is your company’s main products?

Our main products is DIN and ANSI bolts,nuts,washers,stud bolts A193 B7

3. How long is your delivery time for steel structure bolts?

It depends on your sizes and quantity ,normally 2 months

4. How transport?

By sea.

5. Can we use our own head mark or customize package for steel structure bolts?

Yes, we can make OEM and ODM products according to customer’s request.

6. Do you have after-sales service?

Certainly, you can contact us at any time.

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B7 Hex Bolt