High strength ASTM Double End Stud Bolt, High Strength Stud Bolt Double end stud bolt black Grade: SAE J429 Gr.2, 5,8; ASTM A307Gr.A, Class 4.8, 5.8, 6.8, 8.8, 10.9, 12.9 and etc. Material: Carbon Steel, Alloy Steel, Stainless Steel, Brass and etc. Standard: ASME B 18.2.1, IFI149,DIN931, DIN933, DIN558, DIN960, DIN961, DIN558, ISO4014, DIN912 and […]
ANSI A325 Heavy Hex Bolt, A307B Zinc Galvanized ASTM A325 A490 B7 B8 Heavy Hex Hexagon Head Bolt, Stock ASTM A193 GR B7 Heavy Hex Bolt, High Tensile Heavy Hex Bolt ASTM A325/A490 Bolts And Nuts China Supplier
1.Name: ANSI A325 Heavy Hex Bolt
3.Standard:ASTM A325 bolt
5.Packing: Standard export packing or According to customer’s requirement
6.Delivery time: regular product is about 3-20days, custom product will according to special requirement.
Advantages / Features:
Our company has purchased steel from several large steel groups , such as Hangzhou Steel Mill, Shanghai Bashan Steel Mill, Beijing Shrugging Steel Mill whose steel have good mechanical properties and stability of chemical component. it keep the bolt to be of high strength. 1/2-13 X 1 ASTM A193 GR B7 Heavy Hex Bolt Black Oxide
2. Manufacture Procession
First, we have our own High-precision Digital Machining center for mould making in special Mould Workshop, excellent mould make product beautiful appearance and its size accurately. 1/2-13 X 1 A307B Heavy Hex Head Bolt Galvanized
The second, we adopt blasting procession, removing Oxidation surface, make the surface to be bright and clean and uniform and beautiful. 1/2-13 X 1 A193 B7 Heavy Hex Hexagon Bolt Zinc
The third, in heat treatment: We use the Controlled-atmosphere Automatic heat treatment Furnace, we also have four mesh belt convey furnaces, Can deal with the products in different sizes keeping the non-oxidation surface
3. Quality Control:
The quality control is strictly performed from buying raw materials in warehouse to different machining procession and to final packing. We have Magnetic Powder Detector, Material Testing Machine, Metallographic Microscope, such testing instruments, guarantee product high quality and beautiful appearance.
4. Production Capacity
Single bolts, every month can produce 5000 Tons.
we are a manufacturer of all standard DIN, BS,JIS and ISO fasteners and other industrial parts with well-equipped testing facilities and strong technical force.
With a wide range, good quality, reasonable prices and stylish designs, our products are extensively used in Mold, Electricity, Construction, Solar energy, Automotive, Machinery & Equipment and other industries.
Our products are widely recognized and trusted by users and can meet continuously changing economic and social needs. 1/2-13 X 1 3/4 A307B Galvanized HEAVY HEX BOLTS A307B Bolt, 1/2-13 X 1 A307B HEAVY HEX BOLT PLAIN
We welcome new and old customers from all walks of life to contact us for future business relationships and mutual success!