We are the well-know manufacturer in the fitting industry with the most compete range of products, supplying malleable iron fittings, grooved fittings, valves, cast iron fittings, ductile iron fittings, steel pipe nipples and couplings, stainless steel pipe fittings,ect. Our series of pipe fittings are designed for fire protection, gas supply and water supply even in other difficult areas to access. We have devoted and still devote time and energy to the improvement of our products quality. The equipments from DISA Denmark, DJ AMF Japan, SINTOKOGIO Japan widely used in our malleable iron elbow productline, ensures the stability of product quality. we use spectrometer from Oxford Instruments to check the material's quality. we use high heat value natural gas annealing furnace, strictly control the annealing process, improve the physical properties of the materials. We use close-grained, high strength, impeccable steel & plate scrap as the raw material, because the quality of the steel is the starting point of the fittings of excellent quality. Our products are with good toughness with long working life. Smooth surface without any sand hole. avg. thickness of zinc coating is higher than 86 um specified in ASME, EN(70um), DIN(70um), SI(78um). K&F takes pride in its part in making the world a better place. We thrive on the challenge, and appreciate the role we play in enabling our customers to construct those structures, utilities and pipelines that we sometimes take for granted.