Implementation standards: ASMEB18.2.2, ASMEB18.2.4.1M, B18.2.4.2M, B18.2.4.6M product specifications: M10 ~ M155,1/2 "~ 3" material/grade: 4.8, 5.6, 8.8, 10.9, 12.9, 35#, 45#, 40MnB, 35CrMoA, 42CrMoA, A193Gr.B7, A2-50, A193193Gr. 316
Executive standards: HG20634, HG20613, SH3404, NB47027, ASMEB18.31.2 Product specifications: M10 ~ M155,1/2 "~ 3" material/grade: 4.8, 5.6, 8.8, 10.9, 12.9, 35#, 45#, 40MnB, 35CrMoA, 42CrMoA, A193Gr.B7, A193Gr.B8, A193Gr.B8M, 304, 316, 304L, 316L, A2-50, A2-70, A4-50, A
Executive standards: HG20634, HG20613, SH3404, NB47027, ASMEB18.31.2 Product specifications: M10 ~ M155,1/2 "~ 3" material/grade: 4.8, 5.6, 8.8, 10.9, 12.9, 35#, 45#, 40MnB, 35CrMoA, 42CrMoA, A193Gr.B7, A193Gr.B8, A193Gr.B8M, 304, 316, 304L, 316L, A2-50, A2-70, A4-50, A
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.
Implementation standards: DIN2510, HG/T21573.2, H15, ZH15 product specifications: M12 ~ M140 materials/grades: 25 Cr2MoVA, 35CrMoA, 35CrMoVA, 40CrNiMoA and other product descriptions: products are used in petrochemical, engineering, chemical, mechanical, nuclear power and other fields. The surface treatment of the product includes: blackening, phosphating, zinc plating, dacrometal, cadmium plating, chromium plating, nickel-chromium alloy plating, hot-dip galvanizing, Teflon, etc.
Executive standards: HG20634, HG20613, SH3404, NB47027, ASMEB18.31.2 Product specifications: M10 ~ M155,1/2 "~ 3", length is not limited, up to 6 meters Material/grade: 4.8, 8.8, 10.9, 12.9, 35#, 35CrMo, 25 Cr2MoVA, 40Mn, A193Gr.B7, A193Gr.B7M, A193Gr.B8, A193Gr.B8M, A320Gr.L7, A320Gr.L7M, A3
Implementation standards: GB901, HG20613, SH3404, NB47027, JB4707, H16, ZH16 product specifications: M10 ~ M155,1/2 "~ 3" length is not limited, up to 6 meters material/grade: 4.8, 8.8, 10.9, 12.9, 35#, 35CrMo, 25 Cr2MoVA, 40Mn, A193Gr.B7, A193Gr.B7M, A193Gr.B8, A193Gr.B8M, A320Gr.L7, A320Gr.L7M, A3
Implementation standards: GB5782, GB5783, HG20613, HG20634, SH3404, ASMEB18.2.1, ASMEB18.2.6, ASMEB18.2.3.1M, ASMEB18.2.3.5M, ASMEB18.2.3.6M, ASMEB18.2.3.7M Product specifications: thread specifications: M10 ~ M125,3/8 "~ 3" length is not limited, up to 5m material/10 Mo grade, Cr35 grade, 12 grade, CrMo grade, grade, grade 30,