... ASTM A210,ASTM A36,JISG3454,JISG3455,JISG3556,GOST8732,GOST8731MaterialGr. B, Gr. C; X42,X46,X52,X60,J55,K55,N80; st37 ... ,st42,st42-2,st45.8,st52,Gr 20,STPG410,STPG480,STB410Size1"-24"(33.4mm-610mm)Wall ... Laboratory1. Has a sound detection equipment 2. Tensile testing machine / Chemical composition testing machine / Metallographic analysis / Rockwell hardness tester / Eddy current ...