Tianopro can provide a full set of services from smelting, forging, final machining to inspecting. Special alloy fasteners mainly contain bolts, screws, nuts, washers and etc. Material: Super duplex stainless steel, Hastelloy, Monel, Incoloy, titanium, Zirconium alloy(702, 705) and etc. Production standard: GB, ISO, DIN, UNI, BS, ANSI / ASME / ASTM, JIS etc international standard and the China Machinery JB, Ministry of Chemical Industry HG, Energy Department NB, aerospace HB, military GJB and other standards, According to customer drawings or require the production of non-standard products and non-standard mechanical parts. Of course, we have the following types of standards for your supply, such as A2-50, A2-70, A2-80, A4-50, A4-70, A4-80, A4-90, A5-80, C1-40H, C1-50, C1-70, C1-110, C2-70, C3-80, C3-120, C4-70, F51, F53, F55, P1-90, A193 B7, A193 B8, A193 B8M and Austenite Stainless steel SUS302HQ, SUS303CU, SUS304, SUS304L, SUS316, SUS316L, SUS321, SUS347, martensite Stainless steel SUS410, SUS416, SUS420, SUS430, SUS431 and high strength alloy steel, Hastelloy, Incoloy, Inconel, Monel, Nimonic, Superduplex stainless steel35CrMoA, 42CrMoA, SCM435, 10.9 grade and 12.9 grade and other products. Size: M6-M100mm / 1/4-4 inch. Other special alloy products mainly contain plate, Bar, pipe, flange, Tee-joint, forging and Centrifugal casting etc., which can machine according to standard and clients requirement.