The sanitary tubes, elbows, tee, flange and clamps are made by the most advanced techniques and methods, and strictly according to standards such as 3A BPE of U.S.A., DIN of Germany, SMS of Sweden, and BS of Britain. The fittings lathe uses CNC control, which ensures the dimension fineness of each fitting. All fittings are treated with bright annealing to make the tubing’s met the requirement of high end market. The unions, clamps and flanges brand are all fabricated with CNC lathes to keep the highest quality, ensure the consistency and exchangeability of the dimension of the products. After strict testing, the products are provided to our customers.