Standard classification: size standard
Standard system: national standard (GB)
Shape classification: Stud
mechanical properties class
Steel has 4.8 grade, 5.8 grade, 6.8 grade, 8.8 grade, 10.9 grade, 12.9 grade;
Stainless steel class has A2-50,A2-70.
Can be used 40Cr,35CrMoA,45#,304 and other materials to make the stud.
The thread diameter is M12 ~ M56B grade equal length double-end stud.
Standard classification: size standard standard system: national standard (GB) shape classification: stud details: mechanical performance grade steel has 4.8 grade, 5.8 grade, 6.8 grade, 8.8 grade, 10.9 grade, 12.9 grade; Stainless steel has A2-50 and A2-70. Can be used 40Cr,35CrMoA,45#,304 and other materials to make the stud. Double-end stud with thread diameter M12 ~ M48,bm = 1d.
Standard classification: size standard standard system: national standard (GB) shape classification: stud details: mechanical performance grade steel has 4.8 grade, 5.8 grade, 6.8 grade, 8.8 grade, 10.9 grade, 12.9 grade; Stainless steel has A2-50 and A2-70. Can be used 40Cr,35CrMoA,45#,304 and other materials to make the stud. Double-headed stud with thread diameter M12 ~ M48,bm = 1.25d.
Standard classification: size standard standard system: national standard (GB) shape classification: stud details: mechanical performance grade steel has 4.8 grade, 5.8 grade, 6.8 grade, 8.8 grade, 10.9 grade, 12.9 grade; Stainless steel has A2-50 and A2-70. Can be used 40Cr,35CrMoA,45#,304 and other materials to make the stud. Double-headed stud with thread diameter M12 ~ M48,bm = 1.5d.
Standard classification: size standard standard system: national standard (GB) shape classification: stud details: mechanical performance grade steel has 4.8 grade, 5.8 grade, 6.8 grade, 8.8 grade, 10.9 grade, 12.9 grade; Stainless steel has A2-50 and A2-70. Can be used 40Cr,35CrMoA,45#,304 and other materials to make the stud. Double-end stud with thread diameter M12 ~ M48,bm = 2d.
Standard classification: size standard standard system: national standard (GB) shape classification: stud detailed description: mechanical performance grade steel has 4.8 grade, 6.8 grade and 8.8 grade. Can use 40Cr,45# and other materials to make the stud. The thread diameter is M12 ~ M48, equal-length double-ended stud of grade C.
Standard classification: size standard standard system: national standard (GB) shape classification: stud details: mechanical performance grade steel has grade 4.6, grade 4.8, grade 5.6, grade 5.8; Stainless steel has A2-70 and A4-70; Non-ferrous metals CU2,CU3. Can be made of carbon steel, stainless steel and non-ferrous metals and other materials of ordinary threaded screw. Full thread screw with thread diameter M12 ~ M42.
Standard classification: size standard standard system: national standard (gb) shape classification: nut detailed description: mechanical performance grade 4 and grade 5. Grade C hexagon nuts with thread size M5 ~ M64.
Standard classification: size standard system: national standard (GB) shape classification: nut detailed description: performance grade steel has grade 6, grade 8 and grade 10; Stainless steel has A2-50,A2-70,A4-50,A4-70 can be made of 35#,45#,35CrMoA,304,316 and other materials. The thread diameter is M6 ~ M64, and the product grade is Class A and Class B I hexagon nuts.
Standard classification: size standard system: national standard (GB) shape classification: nut detailed description: performance grade steel has grade 6, grade 8 and grade 10; Stainless steel has A2-50,A2-70,A4-50,A4-70 can be made of 35#,45#,35CrMoA,304,316 and other materials. The thread diameter is M8 ~ M64, and the product grade is Class A and Class B I hexagon fine pitch nuts.
Standard classification: size standard system: national standard (GB) shape classification: nut detailed description: performance grade steel has grade 4 and grade 5; Stainless steel has A2-025,A2-035,A4-025,A4-035 can be made of 35#,45#,304,316 and other materials. The thread diameter is M6 ~ M64, and the product grade is A and B hexagonal thin nuts. Parameter diagram:
Standard classification: size standard system: national standard (GB) shape classification: nut detailed description: performance grade steel has grade 4 and grade 5; Stainless steel has A2-025,A2-035,A4-025,A4-035 can be made of 35#,45#,304,316 and other materials. The thread diameter is M8 ~ M64, and the product grade is A and B hexagonal thin nuts.