Nut Series
Implementation standard: national standard, American standard, German standard and other product specifications: M6 ~ M80 material/grade: SA453Gr660A,F53,C276,N07718,N06600,N07080 product description: SA453Gr660A,F53,C276,N07718,N06600,N07080 and other materials can be used to manufacture double-headed studs, hexagonal bolts, full-threaded studs, hexagonal socket nuts and other materials with thread specifications M6 ~ M6. Product standards are ASMEB18.2.1, B18.2.2, HG20634, SH3
Implementation standard: HG/T21573.4 product specification: M48 ~ M140 material/grade: 25#, 40Mn, 30CrMoA product description: suitable for large diameter nuts for connecting flanges of pressure vessel equipment and manhole flanges, with types: r-type nuts (round nuts), h-type nuts (hexagonal nuts), HI-type nuts (hexagonal nuts with holes), HR-type nuts (hexagonal round combined nuts)
Executive standards: ASMEB18.2.2, ASMEB18.2.4.1M, B18.2.4.2M, B18.2.4.6M product specifications: 1/2 "~ 3" material/grade: A194Gr.8, 8M, 8C, 8T product description: used with A193Gr.B8, B8CL2, B8M, B8MCL2, B8C, B8T for high temperature and high pressure bolts.
Implementation standards: GB6170, GB6175, GB6172, HG20613, HG20634, SH3404 product specifications: M6 ~ M64 materials/grades: 304, 316, 1Cr13, A2-50, A2-70, A4-50, A4-70 product description: products are used in petrochemical, engineering, chemical, machinery, nuclear power and other fields.
Implementation standards: GB6170, GB6175, GB6172, HG20613, HG20634, SH3404, ASMEB18.2.2, ASMEB18.2.4.1M, ASMEB18.2.4.2M, ASMEB18.2.4.6M Product specifications: M10 ~ M155,1/2 material/grade: grade 4, grade 8, grade 10, grade 12, 35#, 35CrMo, 30CrMo, 194Gr. Ar. Cr2MoVA, 1942H, 40Mn, A.