Shijiazhuang Fortune Trading Co., Ltd is a professional company on malleable iron pipe fittings in China. We have been managing malleable iron pipe fittings over 15 years. Under it are 1 wholly-owned plant, 2 majority-held plants and 2 other non-majority-held plants. Applying advanced technology, being well equipment and complete testing equipment. The annual exporting capacity is close to 8, 000mt. Our main products are FF brand galvanized and black malleable iron pipe fittings which is top quality production, in good semblance. The whole ranges of specifications are available. They are divided into banded, beaded and plain, in which the thread are of British standard, American standard & DIN with accurate geometrical dimensions, widely used in connecting various pipelines which convey gas, water, oil etc. FF brand is being produced conforming to ISO9000 strictly. The products are of excellent material, in good finish, well mechanical property, good interchangeability and easy to be assembled, hence FF brand is highly appreciated and well sold by our oversea customers. Their physical properties are as follows: 1. Mechanical Properties: Tensile Strengthmore or equal 33 kg/mm2 Elongation more or equal 8% Hardness less than HB163 2. Hydraulic Test: Test Pressure: 25kg/cm2 (equal to 335Lb/in2) Working Pressure: 16Kg/cm2 (227Lb/in2)