High Tensile Bolt 10.9 High Tensile 10.9 Half Threaded Bolts, ASTM F568 Grade 10.9 Bolts, High Tensile 10.9 Metric Bolts, Grade 10.9 Hex Bolts Supplier, Class 10.9 Full Threaded Bolts Manufacturer, Gr 10.9 High Tensile Fasteners, High Tensile Bolt 10.9 in China High Tensile 10.9 Elevator Bolt, High Tensile 10.9 Anchor Bolt, Grade 10.9 High [...]
High Strength Hex Head Bolt Carbon Steel Material with Washers and Nut 8.8S For Steel Structures Description of the hex head bolt Suitable for steel structure installation projects, construction technology projects connected by large hexagonal high-strength bolts. It consists of a bolt, two washers, and a nut. The bolts, nuts and washers should be used [...]
High Tensile Bolt 8.8 ASTM F568 Grade 8.8 Bolts, High Tensile 8.8 Metric Bolts, Grade 8.8 Hex Bolts Supplier, High Tensile 8.8 Half Threaded Bolts, Class 8.8 Full Threaded Bolts Manufacturer, Gr 8.8 High Tensile Fasteners, High Tensile Bolt 8.8 in China High Tensile 8.8 Anchor Bolt, High Tensile 8.8 Elevator Bolt, Grade 8.8 High [...]
The blackening treatment of high strength bolts mainly requires the appearance, including the following points: 1. The appearance of blackening treatment is blue black or dark black. 2. The crystal of the film is compact and uniform, and the product has no exposed bottom, no obvious color difference, no whitening and other abnormal phenomena. If [...]