GB/T 5284-1985 | Slotted raised countersunk head tapping screw |
GB/T 5780-1986 | Hexagon head bolt |
GB/T 5781-1986 | Hexagon head bolt |
GB/T 5782-1986 | Hexagon head bolt |
GB/T 5783-1986 | Hexagon head bolt |
GB/T 5784-1986 | Hexagon head bolt |
GB/T 5785-1986 | Hexagon head bolt |
GB/T 5786-1986 | Hexagon head bolt |
GB/T 5789-1986 | Hexagon flange head bolt |
GB/T 5790-1986 | Hexagon flange head bolt |
GB/T 65-1985 | Slotted cheese head screw |
GB/T 67-1985 | Slotted pan head screw |
GB/T 68-1985 | Slotted countersunk flat head screw |
GB/T 69-1985 | Slotted raised countersunk flat head screw |
GB/T 70-1985 | Hexagon socket head cap screw |
GB/T 71-1985 | Slotted set screw with cone point |
GB/T 72-1988 | Slotted set screw with cone point |
GB/T 73-1985 | Slotted set screw with flat point |
GB/T 74-1985 | Slotted set screw with cup point |
GB/T 75-1985 | Slotted set screw with long dog point |