Tangshan Tff Malleable Iron Co., Ltd. is a the production, American Standard and British Standard Malleable Iron Pipe Fittings Malleable Iron Pipe Fittings factory. We produce the malleable iron pipe fittings specifications, from 1 / 8 "to 6", pressure rating of 150 pounds and 300 pounds. All products by pressure rating test. Ensure product quality. American Standard Malleable Iron Pipe Fittings meet-Material: ASTM A197, Dimensions: ASME B16.3, ASME B16.14, AND ASME B16.39, Threads: NPT (ASME B1.20.1). British Standard Malleable Iron Pipe Fittings meet-Material: ISO5922, Dimensions: ISO49, Threads: ISO7 / 1 (BSPT). If you have procurement requirements can be mail to my e-mail</p>