Vaʻaiga lautele o Boiler paipa
ASME SA106, Asme Sa179, Asme Sa192, Amme Sa210, Amme Sa213, ASMS Sa335, ma isi
Vasega o Boiler paipa
Semiless steel tubes mo maualalo ma feololo o le aofia
GB / T3087-2008 10 # Steel, 20 # Steel
Semiless steel tubes mo le maualuga-mamafa bilers
GB / T5310-2017 20g, 20mng, 25mng, etc
Asme Sate 106 gr.a, gr.b, g.c, etc
Astm A210 Taaloga. Gri
ASTM A213 gr. T5, T9, T11, T22 Etc
ASTM A335 gr. P5, P9, P11, p22, P91, P92 Etc.
