... >12m seamless stainless steel pipe for high pressure boilerMaterial:TP304, TP304H, TP304L, TP316, TP316L, TP316Ti,TP316LN, TP317, TP317L, TP321, TP347, TP347H, TP310S, UNS ... the entire length as per your specified contentStaindardEN 10216-5, ASTM A213, A269, A789, A790examination:huey text,tension test, ... ssure test,eddy current inspection,ultrasonic inspection seamless stainless steel pipe for boiler