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Heavy Hexagon-head bolts ASTM A325

Short Description:

Our main products are American (ANSI) and German (DIN) standards. The main varieties are hexagon bolts, flange bolts, carriage bolts, standard bolts and B7 thread rod. Products are widely used in machinery, construction, automobile manufacturing, petrochemical and other connecting and fixing various objects.

We can accept small quantity if we have stock, our mainly produce heavy hex bolts ASTM A325

Product Detail

Product Tags

Hexagon head bolt ASTM A325 Type 1 details

● Place of origin: Ningbo, China

● Min quantity request: 450kgs per size

● Brand Name: ZYL

● Standard : ASTM A325, ASTM A325M

● Grade: Gr5

● Material: #45,40Cr

● Dia: 1/2”-1 1/2”, M12-M36

● Surface treatment: Black oxide,HDG

Hexagon head bolt ASTM A325 Type 1 standard and dimensions

Ningbo Zhongli bolts manufacturing co.ltd
Ningbo Zhongli bolts manufacturing co.ltd

What is the difference between British threaded bolts and American threaded bolts?

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.

What are hexagon head bolt ASTM A325 made of?

Middle carbon 35K,45K, or alloy steel 40Cr

What are bolts coated with?

Black oxide, Hot dip gavalized

What are the grade properties of hexagon head bolt ASTM A325?

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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