I-ASME \ / Assi B16.9 I-teel yentsimbi yi-T-Diow ngumbhobho omile kwi-t-pipe omiweyo ohlangabezana ne-ASTE \ / ASI B16.9 umgangatho. Inendawo ezintathu ezivulekileyo: Ukubaleka enye ngqo kunye namasebe amabini asecaleni. Isetyenziselwa ukwahlula ukuhamba kwe-fluid ukusuka kumbhobho omnye ukuya kubini okanye ukudibanisa ukuhamba kwemibhobho emibini ibe nye.