A694 F70 ASME B16.5 wn rf flange a105 b16.9 i-astm ehlanganisiwe astm dn200 welding ngendandatho ephuma
Ukwanda kokuqukethwe kwe-carbon element kwenza insimbi iqinile futhi ihlupheke ngemuva kokulashwa kokushisa, futhi futhi iba kancane. Ngaphandle kokwelashwa okushisa, i-carbon ephakeme izokwehlisa ukufudumala.
Ukufakwa kwamapayipi kwe-A234 WPB kuyibanga elijwayelekile kakhulu ekuxhumekeni kwamapayipi. Ukufakwa kwensimbi ye-carbon esetshenziswa kunoma yizimali zokushisa ezilinganiselwe noma eziphakeme zimbozwe yi-ASTM A234 Procation. I-Elbows isetshenziselwa kakhulu ukushintsha i-angle noma ukuqondiswa kokufakwa kwamapayipi. Ukujuluka kokufaneleka kusiza ekunqumeni ukuthi ukushintshwa koshintsho ngokushesha kangakanani. I-ASTM A234 iyincazelo ejwayelekile ye-were yokwenziwa noma yokwakha amapayipi wensimbi ifaka phakathi i-carbon ne-alloy yensimbi yezinsizakalo zokushisa neziphezulu zokushisa.