• Luofu Valve Group Co., Ltd.

Luofu Valve Group Co., Ltd., formerly Zhejiang Luofu Boiler Accessories Factory, is located in Oubei Town, Yongjia County, Wenzhou. Over the years, the company has provided various American Standard valve products with reliable quality and reasonable prices for domestic petroleum, petrochemical, coal chemical, electric power and other industries. The main valve products include American Standard Series, National Standard Series and the American Standard breathing valve series. The American Standard valves are designed, manufactured, and tested according to API520, ASME I, ASME VIII, API526, API527 standards. 

Product Types: spring, pilot valves, bellow back pressure balanced valves, and high-performance steam safety valves for insulation jacket urea plant. The materials are WCB, LCB, CF8 (304), C F8M (316), CF3M (316L), 316L.mod, 304L, 304H, 310S, 321, C12A, 17-4PH, and special materials such as HC, HB, Monel, Ti, Ni and the like.

Bellows materials: 316L, HC, Inconel 718 and so on. Spring materials: 50CrVA, 30W4Cr2VA, 17-7PH, 316, Inconel 750 and so on. American Standard valves: pressure 150Lb ~ 2,500Lb, size 1/2 “to 20”; GB Series: PN 1.6MPa ~ 42MPa, specifications DN15 ~ DN600.
Breathing valve products are designed, manufactured, and tested according to API 2000 standard; size: 2 “to 14”, pressure range: -83 ~ 103.4MPa, materials: WCB, LCB, CF8 (304), CF3 (304L), CF8M (316) , CF3M (316L), ALLOY (aluminum) and so on.

luofu valve


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