High strength hexagon bolt for sale Black Grade 8.8/10.9/12.9
High-strength bolts refer to bolts made of high-strength steel, or bolts that require a large pre-tightening force, and can be called high-strength bolts. High-strength bolts are mostly used for the connection of bridges, rails, high-pressure and ultra-high pressure equipment. High-strength bolts applied to ultra-high pressure equipment need to be prestressed in order to ensure the sealing of the container.
Q: Are you trading company or manufacturer ?
A: We are factory.
Q: How long is your delivery time?
A: Generally it is 3 days if the goods are in stock. or it is 7-20 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free and freight collect.
Q: What is your terms of payment ?
A: 30% T/T in advance ,balance before shippment.
