Tirohanga mo te Paipa Kohua
ASME SA106, ASME SA179, ASME SA192, ASME SA210, ASME SA213, ASME SA335, etc
Koeke O Te Paipa Kohua
Ngongo maitai tuitui mo nga kohua pehanga iti me te reo
GB/T3087-2008 10# maitai, 20# maitai
Ngongo maitai tuitui mo nga kohua pehanga teitei
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.
