China Heavy Hex Bolt High Strength Structural Bolt ASTM A325 A490 A193 B7, Find details about China Bolt, Hex Bolt from Heavy Hex Bolt High Strength Structural Bolt ASTM A325 A490 A193 B7
SYSTEM | SIZE | LENGTH | GRADE | FINISH | SPECIFICATIONS |
INCH | 1/4"-2" | 5/16"-12" | ASTM A325 ASTM A490 ASTM A193 B7 | Plain Black ZP, YZP HDG Galvanized Dacromet Customized | ASME B18.2.1 |