Standard classification: size standard standard system: national standard (GB) shape classification: nut detailed description: performance grade steel has grade 9, grade 12, grade 10 can be made of 45#,35CrMoA and other materials. The thread diameter is M6 ~ M64, and the product grade is Class A and Class B type 2 hex nuts. Parameter diagram:
Standard classification: size standard standard system: national standard (GB) shape classification: nut detailed description: performance grade steel has grade 8, grade 10 and grade 12; Can be made of 35#,45#,35CrMoA,304,316 and other materials. The thread diameter is M8 ~ M36, and the product grade is Class A and Class B type 2 fine pitch hexagon nuts.
Standard classification: size standard standard system: national standard (GB) shape classification: nut detailed description: performance grade steel has grade 5, grade 8, grade 10 can be made of 35#,45#,35CrMoA and other materials. Hexagon thick nuts with thread diameter M16 to M48.
Standard classification: dimension standard standard system: national standard (GB) shape classification: bolt detailed description: performance grade 8.8; Can be made of 35#,45#,35CrMoA,40Cr and other materials; The thread specification is M6 ~ M48, and the product grade is grade A and grade B hexagon head reaming bolts.
Standard Classification: Dimension Standard System: National Standard (GB) Appearance Classification: Bolt Details: Performance Grade 8.8; Can be made of 35#,45#,35CrMoA,40Cr and other materials; The thread specification is M6 ~ M48, and the product grade is grade a and grade B hexagon head screw with hole reaming bolts.
Standard classification: dimension standard standard system: national standard (GB) shape classification: bolt detailed description: performance grade 4.6, grade 5.6; Can be made of 35#,45#,35CrMoA,40Cr and other materials; The thread specification is M4 ~ M36, C grade articulated bolts. Parameter diagram:
Standard classification: dimension standard standard system: national standard (GB) shape classification: bolt detailed description: performance grade 3.6; Can be made of Q235A,Q235B,Q345A,Q345B, Q345B,Q345C,Q345D,Q345E and other materials; Anchor bolts with thread specifications of M6 ~ M48 and Class C.
Standard classification: size standard standard system: national standard (GB) shape classification: bolt detailed description: performance grade 3.6, 4.6, 4.8; Can be made of Q235A,Q235B,35# and other materials; The thread size is M5 ~ M64, hexagon head bolt of grade C.
Standard classification: size standard standard system: national standard (GB) shape classification: bolt detailed description: performance grade 3.6, 4.6, 4.8; Can be made of Q235A,Q235B,35# and other materials; The thread size is M5 ~ M64, hexagon head bolt of grade C.
Standard Classification: Dimension Standard System: National Standard (GB) Outline Classification: Bolt Details: Performance Grade 5.6, 8.8, 10.9, A2-50,A2-70,A4-50,A4-70, etc. Can be made of 35#,45#,40Cr,35CrMoA,304,316 and other materials; Hexagon head bolts with thread gauge M6 ~ M64.
Standard Classification: Dimension Standard System: National Standard (GB) Outline Classification: Bolt Details: Performance Grade 5.6, 8.8, 10.9, A2-50,A2-70,A4-50,A4-70, etc. Can be made of 35#,45#,40Cr,35CrMoA,304,316 and other materials; Fully threaded hexagon head bolts with thread size M6 ~ M64.
Standard Classification: Size Standard System: Chemical Industry (HG) Shape Classification: Stud Details: The type and size of equal-length double-ended studs shall meet the requirements of GB/T901, and chamfered ends shall be adopted at both ends of studs. Performance levels are 8.8, A2-50,A2-70,A4-50,A4-70. The thread specifications are M10 ~ M56 * 4 commercial grade equal-length double-ended studs.