Umgangatho we-ASTM A53/A53M/ASME SA-53/SA-53M

Isicelo: ilungele ukuthwala kunye nokuthwala iinxalenye, kunye ne-steam, amanzi, igesi kunye nemibhobho yomoya.

Ngokwenkqubo yokwenziwa kwayo, ityhubhu yentsimbi engenamthungo yahlulwe yaba ityhubhu yentsimbi eshushu eqengqelekayo, ityhubhu yentsimbi ebandayo etsalwa ingenamthungo, ukugqobhoza kunye nokwelula ityhubhu yentsimbi engenamthungo ethe nkqo extrusion ityhubhu yentsimbi engenamthungo, iintlobo ezimbini zokuqala zenkqubo kukuveliswa kwetyhubhu yensimbi engenamthungo ngokubanzi, ubukhulu betyhubhu yentsimbi 4 ngokungqingqwa kwentsimbi 6 ngokubanzi. 2-25; Ezi zimbini zokugqibela kukuveliswa kombhobho wentsimbi ongqindilili obubanzi obukhulu, umbhobho wentsimbi ongenamthungo ubukhulu becala lihlala kwi-406-1800, ubukhulu bodonga buhlala kwi-20mm-220mm. Ngokokusetyenziswa kwayo, inokwahlulwa ibe ityhubhu yentsimbi engenamthungo yolwakhiwo, ityhubhu yentsimbi engenamthungo yolwelo, ityhubhu yentsimbi engenamthungo yebhoyila yentsimbi enomthungo yebhoyila yentsimbi.