China wholesale High StrengthFastener Factories – Heavy Hexagon-head bolts ASTM A325 – Zhongli bolts

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To get the stage of realizing dreams of our employees! To build a happier, more united and much more skilled crew! To reach a mutual benefit of our prospects, suppliers, the society and ourselves for Large Diameter Washer , High Strength G10.9 Hex Bolt , Din125 Plain Washer , We sincerely count on exchange and cooperation with you. Allow us to move ahead hand in hand and attain win-win situation.

China wholesale High StrengthFastener Factories – 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.

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No matter new consumer or outdated shopper, We believe in lengthy expression and trusted relationship for China wholesale High StrengthFastener Factories – Heavy Hexagon-head bolts ASTM A325 – Zhongli bolts, The product will supply to all over the world, such as: Nigeria , Naples , Myanmar , There are advanced producing & processing equipment and skilled workers to ensure the merchandise with high quality. We've got found an excellent before-sale, sale, after-sale service to ensure the customers that could rest assured to make orders. Until now our merchandise are now moving on fast and very popular in South America, East Asia, the Middle east, Africa, etc.

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