ZSA manufactures bolts and nuts for various applications. These are high tensile and stainless steel and are used in various critical and non critical applications all over the world. We manufacture them for wind mills, solar plants, nuclear power plants, railways, ship building, photovotalic plants, water pipelines, sewage treatment plants, water treatment plants, pumps and valves asembly and petrochemical projects. We can offer hex bolts, screws & Nuts from M-16 diameter to M-72 diameter in metric threads and from 1"" diameter to 3"" diameter in American UNC threads. We manufacture different type of grade in Bolts are 8.8, 10.9, 12.9, SS304, SS316, SS316L, SS316 S31, B7, L7, 8M, B8, & in nuts are 8, 10, 12, SS304, SS316, SS316L, SS316 S31, 2H, 2HM, 4, 7, 7L, 7M, 8M etc. we offer bolts According to ISO 4014, ISO 4017, DIN 6914, EN 14399-4, BS 3698, ANSI B 18.2.1, ASME B 18.2.1 etc. or as per customer requirement & Nuts according to ISO 4032, ISO 4034, DIN 6915, EN 14399-4, BS 3698, ANSI B 18.2.2, ASME B 18.2.2, DIN 934, BS 1083, ASTM A563 etc. or as per customer requirement. We can customize bolts & nuts for as per customer requirements.

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