Qingdao Kum Kang Fittings Co., Ltd. was established in 2007, invested by Kum Kang Corporation from Korea. We specialize in producing high quality Carbon Steel, Stainless Steel & Alloyed Steel Butt-Welding Fittings and Flanges including Elbows,Tees, Con. Reducers, Ecc. Reducers, Caps to ANSI, JIS, KS, DIN, BS & EN standards. We produce seamless fittings from 1/2"to 24" and welded fittings from 26" to 56". Our products are widely used in water, gas, steam, chemical purpose & petroleum field. ...