ASTM A179, A192, A210 tsanangudzo inovhara Carbon Steel Seamless chubhu yebasa rekupisa. Iyi pombi inoshandiswa kupisa kupisa, condensers, High Temperature Material inofanira kupa kune Specification A 530.

GB5310-2008 inoshanda kune isina musono machubhu ekugadzira chiutsi boiler chine kumanikidza kwakakwira kana kwakakwira uye isina musono machubhu anoshandiswa semapaipi.

ASTM A179 / A179M - 90a Yakajairwa Kutsanangurwa kweSeamless Cold-Drawn Yakaderera-Carbon Steel Heat-Exchanger uye Condenser Tubes.

ASTM A192 / A192M Yakajairwa Tsanangudzo yeSeamless Carbon Steel Boiler Tubes yeHigh-Pressure Service.

ASTM A210/ASME SA210 Yakajairwa Tsanangudzo yeSeamless Medium-Carbon Steel Boiler uye Super-heater Tubes.