Other names of flange nuts: with pad nut, flower nut, hex flange nut, flange nut, etc.;
Flange nut action or use: mostly used on pipes connected or parts that need to increase the contact surface of the nut;
Flange nut material: A3 low carbon steel 35K high speed steel wire 45# steel 40CR 35Crmoa;
Flange nut hardness grade: 4 grade 5 grade 6 grade 8 grade 10 grade 12 grade;
Flange nut surface treatment: generally divided into two kinds of zinc plating and white zinc plating, and generally cold electroplated zinc;
Flange nut main specifications: M5 M6 M8 M10 M12 M16 M20 (M20 and above specifications and M14 M18 flange nuts are not commonly used);
Flange nut thread specifications: refer to the national standard nut thread;
Flange nut national standard code: GB6177-2000;