| Materials | carbon steel, alloy steel, stainless steel, and so on | 
| Standard | ASTM A193, A320, DIN975, DIN976, SAE J429 | 
| Size | M3-M64 | 
| Length | 30mm to 6000mm | 
| Class | B7, B7M, L7, L7M, B16, B8, B8M | 
| Grade | 4.6, 4.8, 6.8, 8.8, 10.9, 12.9 | 
| Finish | Black, Zinc Plated, Galvanized, Hot Dip Galvanized, Nickel Plated, Chrome Plated | 
| Marking | standard or as customer' s need | 
| Inspection | in-house or the third party | 
| Application | chemical industry, petroleum industry, construction industry, domestic installation, etc | 
| Delivery Time | usually within 25-30 days after we have confirmed your order | 
| MOQ | 1000 pieces or as your requirement | 
| Packing | Bulk packing then on pallets or as per your requirement | 
| Productivity | 3000000 tons per year | 

