Chwetheza ityhubhu ye-pie engenamthungo
I-Internel 625 yaphuhliswa ngo-1960s ukwenza umbandela onokusetyenziswa kwimibhobho ye-Steam. Olunye uhlengahlengiso lwenziwe ukuba lube kwimeko yalo yoqobo ukuze ikwazi ukumelana nokunganyangeki kwaye ingabakwa.
I-tube ye-UNOLL 625 i-tube ye-iNckel-esekwe kwizinto ezongeziweyo njenge-chromium kunye ne-molybdenum kwi-alloy. I-Intstoff ye-Intstoff nr. 2.4856 I-tubing yi-non-nonnetic alloy. I-tubf ye-UNCF 625 ityhubhu igcina amandla ayo aphezulu kwi-suble nakwiimeko zobushushu obuphezulu, apho amaqondo obushushu anokunyuka aye kwi-2 000 ° F. Ngokungafaniyo nezinye izinyithi, i-Intral ingangathi ityhubhu ingakwazi ukujamelana nobushushu obugqithisileyo, okuthetha i-ASTM B705 I-Tubing 625 ityhubhu ingasetyenziswa kwiindawo zamasegegenic. Inamandla aphezulu kunye nobunzima kuluhlu lwamaqondo obushushu asezantsi ukuya kwi-2000 ° F (1093 ° C) ngenxa yesiphumo sesisombululo esiqinileyo seentsimbi, i-Niobium kunye ne-molybdenum kwi-pickel-chromium matrix.