Our malleable iron pipe fittings are made of raw materials of high quality through casting and precision process by automatic pattern extruding machine. Being subjected to close check throughout the production on all measuring tools, cutters and other instruments our pipe fittings are ensured for their durability, even surface lustre, geometrical precision in size and strong rust resistance, guaranteed accuracy and convenience in installation and interchangeability.Physical properties:1. mechanical properties:Tensile strength >= 33kg/square mmElongation >= 8%Hardness
Our malleable iron pipe fittings are made of raw materials of high quality through casting and preci