What is the mainly pipe elbows test?

　　First is Surface test. The finished elbows should be no wrinkle, no blur and no broken.

　　Second is size test. The tolerance of the OD, Angularity, thickness and ovality etc should be within the standard tolerance.

　　Third is test the material again. Test the component of the elbows.

　　Fourth is test the mechanical. Hardness, yielding point, strength etc.

　　And there also have UT/MT test.

　　We Hebei Shengtian Pipefitting Group Co.,Ltd is mainly produce carbon steel, alloy  steel and stainless pipe fittings. We warmly welcome you to visit our factory and hope to establish a long term business  relationship with your esteemed company.