Elbow with material: stainless steel, carbon steel, etc. and with all kinds of types 1) Type: butt welded and seamless pipe fitting2) Size: we can ... 1/2-48 (DN15-DN1200)3) Wall thickness: SCH5S-SCH1604) Standard: ASME B16.9,,DIN 2605,JIS ,GB/T12459,GB/T134015 ... , medical equipment, aviation, boiler heat exchanger, and other fields Small Size Elbow