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ASTM A325 Hot Dip galvanized Hexagon heavy steel Structure bolt and nut flat washers
● 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
Factory exterior Factory interior
Factory interior Warehouse interior
What is the difference between British threaded bolts and American threaded bolts?
1, the definition is different, the size of the inch thread is marked with the inch; The standard system for American thread is American thread. 2, the tooth Angle is different, the tooth Angle of the inch thread is 55 degrees; The tooth Angle of the American thread is 60 degrees. 3, the pipe thread code is different, the American thread is the standard 60 degree taper pipe thread; The American thread is 55 degree sealed taper pipe thread.
What are hexagon head bolt ASTM A325M made of?
Middle carbon 35K,45K, or alloy steel 40Cr
What are the grade properties of hexagon head bolt ASTM A325M?
Type 1, HRC 23-32
1. Are you a hexagon head bolt ASTM A325M manufacturer?
Yes, we are a ASTM A325M bolt factory loaded in Ningbo
2. Can we use our own head mark or customize package for hexagon head bolt ASTM A325M?
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 A325M?
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.