China wholesale Zinc Plated Hex Bolt Manufacturer – Heavy Hexagon-head bolts ASTM A325 – Zhongli bolts Detail:
● Place of origin: Ningbo, China
● Min quantity request: 450kgs per size
● Brand Name: ZYL
● Material: #45,40Cr
● Dia: M12-M36
● Surface treatment: Black oxide,HDG
The definition is different, and the size of English thread is marked in English; The standard system of American thread is American thread. 2. The tooth profile angle is different, and the tooth profile angle of English thread is 55 degrees; While the angle of American thread is 60 degrees. 3. The pipe thread code is different, and the American thread is the standard 60-degree taper pipe thread; The American thread is a 55-degree sealed conical pipe thread.
Middle carbon 35K,45K, or alloy steel 40Cr
Black oxide, Hot dip gavalized
Type 1, G5
1. Are you a hexagon head bolt ASTM A325 manufacturer?
Yes, we are a ASTM A325 bolt factory loaded in Ningbo
2. Can we use our own head mark or customize package for hexagon head bolt ASTM A325?
Yes, as a hex bolt manufacturer, we can customize the header and packaging. Please send a request when ordering.
3. How can we make an order for hexagon head bolt ASTM A325?
Just inquiry on our page or send an email or wechat 008615257861940
4. Do you have after-sales service?
Certainly, you can contact us at any time.
5. How about your price?
It depends on detailed quantity and sizes, but we are sure it won’t be higher than other factory with the same quality.
Product detail pictures:
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Sticking to your belief of "Creating solutions of high quality and generating buddies with people from all around the world", we always put the fascination of customers to start with for China wholesale Zinc Plated Hex Bolt Manufacturer – Heavy Hexagon-head bolts ASTM A325 – Zhongli bolts, The product will supply to all over the world, such as: Spain , European , Somalia , Our mission is "Provide Products with Reliable Quality and Reasonable Prices". We welcome customers from every corner of the world to contact us for future business relationships and achieving mutual success!
By Meredith
from Salt Lake City
- 2017.01.28 18:53
The factory technical staff gave us a lot of good advice in the cooperation process, this is very good, we are very grateful.
By Victor
from Uruguay
- 2017.07.07 13:00
