... pipefactory,include stee pipe,stainless steel pipe and alloy steel pipe. commodity Steel pipeouter diameter1/4 ... XXSlength0.2-12mtolerancemeet the standardgrade10#-45#, Cr-Mo alloy, A53-A369, API J55-API P110, ST35- ... 1995, ...endbeveled or square cut, plastic capapplicationMainly used for conveying water, sewage, gas, air, steam heating ... ,086-18051500763 A213 T91 seamless alloy steel pipe for boiler