Ningbo Free Trade Zone ECO International Co., Ltd.  

Product Name: Malleable Cast Iron 310 Back Nut Black Lock Nut Pipe Fittings Model NO.: SS0115 Grade: 5.6 Standard: DIN, ANSI, GB Head Style: Hexagonal Connection: Common Bolt Type: Hexagon Head Material: Malleable Iron Surface: Black or Galvanized Trademark: ECO Transport Package: Double Plastic Woven Bag Specification: BS, DIN, ANSI Origin: Zhejiang Product Description Malleable Cast Iron Back Nut Black,Lock Nut,Pipe FittingsMaleable cast iron back nut, lock nut, hexagon lock nutProductMalleable iron pipe fittingsBack Nut, Lock Nut, Hexagonal Lock Nut, Hex lock nutTypesElbows, Tees, Crosses, Sockets, Nipples Bushings, Unions, Bends, Backnuts, CapsFinishingHot Dipped Galvanized ,Electtro Galvanized, BlackSizes1/8"-6"ThreadDIN, BS, NPT, Metric, BSPT, BSP, NPT, BSCertificateISO9000,ShapePlain, Banded, BeadedConnection typesMale ,Female, Male&FemaleDimensionEN 10242, ASME B 16.3, ISO 49, BS 143, SI255, ES 888Malleable Iron MaterialsKTH 350~10, KTH300~06,KTH 330~08 Black HeartThread StandardISO 7/1, NPT ANSI B1.20.1,DIN 2999Mechanical dataTensile strength >330N/mmand performanceWorking pressure is 1.6MpaTest pressure is 2.4MpaHardness<HB180Elongation>10%Working Temperature:-20 to 300 degreeApplicationThese fittings are widely used as linkages of pipes for the transportation of water, oil, air, gas,etc.