Our personnel are generally in the spirit of “continuous improvement and excellence”, and together with the outstanding top quality merchandise, favorable price tag and fantastic after-sales solutions, we try to gain every single customer’s rely on for Quots for Mild Steel Hex Setscrews Bolt Black Zinc A325 Heavy Hex Head Bolt Structural Bolt, Welcome friends from all over the world come to visit, guide and negotiate.
Our personnel are generally in the spirit of “continuous improvement and excellence”, and together with the outstanding top quality merchandise, favorable price tag and fantastic after-sales solutions, we try to gain every single customer’s rely on for China Bolt and Hex Head Bolt, Faced with the vitality of the global wave of economic integration, we’ve been confident with our high-quality items and sincerely service to all our customers and wish we can cooperate with you to create a brilliant future.
● 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
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.
Our personnel are generally in the spirit of “continuous improvement and excellence”, and together with the outstanding top quality merchandise, favorable price tag and fantastic after-sales solutions, we try to gain every single customer’s rely on for Quots for Mild Steel Hex Setscrews Bolt Black Zinc A325 Heavy Hex Head Bolt Structural Bolt, Welcome friends from all over the world come to visit, guide and negotiate.
Quots for China Bolt and Hex Head Bolt, Faced with the vitality of the global wave of economic integration, we’ve been confident with our high-quality items and sincerely service to all our customers and wish we can cooperate with you to create a brilliant future.
