ASTM A179 npog qhov tsawg kawg nkaus-phab ntsa thickness, seamless txias-draw low-carbon steel hlab rau tubular, tshav kub exchanger, condensers, thiab lwm yam cua sov kev pab cuam.Seamless ASTM A 179 steel raj yog muab thiab tsim los ntawm txoj kev kos duab txias.Cov tshuaj muaj pes tsawg leeg muaj carbon, manganese, phosphorus, thiab sulfur.