2026-Wenzhou Haoran Standard Components Co., Ltd.

Wenzhou Haoran Standard Components Co., Ltd. is a professional enterprise engaged in the research, production and sales of special stainless steel components. Main product types: double-ended studs, full-threaded studs, nuts, internal hexagonal screws, external hexagonal bolts, live bolts, compression bolts, plugs and non-standard customization. Main product materials: ASTM A193/A194/A320: B8, B8CL2, B8A(F304); B8M, B8MCL2, B8MA(F316); B8T, B8TA(F321); B8C, B8CA(F347); B8R, B8RA (XM-19/S20910); B8MLCuN, B8MLCuNA(S31254/F44); ASTM A453; Gr660 (A-286/Nitronic 50/GH2132); ASTM A564: 17-4PH(630); ASTM A182: F304L, F316L, F316Ti, F317L, 310S(2520), F51(S31803/2205), F53 (S32750/2507), F55(S32760), F60(S32205), 904L(N08904), Alloy20(N08020/F20), 1.4529, Monel series Monel 400(N04400), K500(N05500); Inconel series Inconel 600(N06600), 625(N06625), 718(N07718/GH4169), 750(N07750/GH4145); Incoloy series Incoloy 800(N08800), 800H(N08810), 800HT(N08811), 825(N08825), 925(N09925), 926(N08926); Hastelloy series B (N10001), B-2 (N10665), C-276 (N10276), etc. of special stainless steel. Products can be customized according to domestic and international standards such as GB, DIN, AISI/ASTM, JIS, BS, etc., and according to the drawings. The company has passed the special equipment manufacturing license (pressure pipeline components) TS certification; Quality management system certification: ISO9001:2008; SGS EU environmental system RoHS certification. Our products are widely used in various industries such as petrochemicals, electric heating, desulfurization (phosphorus) acid, chemical fibers, wastewater treatment, etc., which are resistant to high temperatures and corrosion. Our employees have a high level of enthusiasm for work, they trust each other, have solid professional knowledge, and are sincere and trustworthy to customers, which ensures our outstanding supply capacity and high-quality service, thus receiving wide recognition from customers. Haoran promises: Our reputation and quality are better than our promises!