Customizing for all project sizesShaanxi Gold-Stone Imp & Exp was established in 2004 to specialize in the manufacturing and export of flanges, pipe fittings, tubes and valves, in carbon steel and stainless steel varieties. Whatever the size of your project, we can supply the oil pipelines too.Certified by PED, API and TVFor flanges and fittings production alone, over 60,000m2 of workshops operate around the clock, in line with ISO 9001:2000-certified guidelines. These facilities include a molding department that can turn out samples in one week. We're big on output too, making up to 1,500 tons monthly. This steady flow allows us to deliver fast. And everything we ship is approved by PED, API and TV first.Big business from Europe, the US and the Middle EastWe also have an expert sales team of 10 specialists with six to 20 years' experience. They've helped us garner major orders from Europe, the US and the Middle East, making them our main markets. Act now to get your order started.