Overview of Boiler Pipe
ASME SA106, ASME SA179, ASME SA192, ASME SA210, ASME SA213, ASME SA335, etc.
Gradus Boiler Pipe
Seamless chalybe tubes for low and medium pressure boilers .
GB/T3087-2008 10# chalybe, 20# chalybe
Seamless ferro tube pro summus pressura boilers
GB/T5310-2017 20G、20MnG、25MnG, Etc
ASME SA 106 GR.A, GR.B, GR.C, Etc
ASTM A210 GrA. GrC
ASTM A213 Gr. T5, T9, T11, T22 Etc
ASTM A335 Gr. P5,P9,P11,P22,P91, P92 Etc.
