... of types 1) Type: butt welded and seamless pipe fitting2) Size: we can also produce other specifications according to customers' requirements ... -20 (DN15-DN500), Welded Fittings 1/2-48 (DN15-DN1200)3) Wall thickness: SCH5S-SCH1604) Standard: ASME B16.9,,DIN 2605 ... , chemical, medical equipment, aviation, boiler heat exchanger, and other fields Small Size Elbow