Iziko lokuphela
I-WPPS6 libanga lezinto ezibonakalayo kumgangatho we-A420. Yintsimbi yekharbon enomsindo ofanelekileyo kunye nokuqhekeka. Ngexesha lenkqubo yokwenziwa, i-tee eyenziwe nge-WPP6 i-WPL6 inokuthi yenze imilo ye-tee entsonkothileyo ngenkqubo yokufaka, kwaye kwinkqubo elandelayo yokufaka, inokwenziwa ngokulula kweminye imibhobho okanye imibhobho.
I-WPPS6 libanga lezinto ezibonakalayo kumgangatho we-A420. Yintsimbi yekharbon enomsindo ofanelekileyo kunye nokuqhekeka. Ngexesha lenkqubo yokwenziwa, i-tee eyenziwe nge-WPP6 i-WPL6 inokuthi yenze imilo ye-tee entsonkothileyo ngenkqubo yokufaka, kwaye kwinkqubo elandelayo yokufaka, inokwenziwa ngokulula kweminye imibhobho okanye imibhobho.
I-A420 ngumgangatho ophuhliswe nguMbutho waseMelika uVavanya kunye nezixhobo (i-ASTM), ubukhulu becala igubungela i-carbon yentsimbi ye-carbon kunye ne-Aloloy ye-Allow Stoeds yeqondo lokushisa eliphantsi. Lo mgangatho uqinisekisa iimfuno zentsebenzo zemibhobho ye-pume kwiindawo zobushushu eziphantsi. Umzekelo, kwinkqubo yokugcina i-CryGegenic kunye nenkqubo yokuhamba yeShishini lePetrochemical, imibhobho ye-PIM yokuveliswa ngokwemigangatho ye-A420 inokumelana namaqondo obushushu asezantsi ngaphandle kokuqhekeka.
I-Butt Wilds iquka izikrelem, amashumi, umnqamlezo, i-caps kwaye inciphise. Ezi zixhobo zezolona hlobo luqhelekileyo lombhobho we-welding pied kwaye zichaziwe ngobukhulu beepayipi zepipe kunye neshedyuli yombhobho. I-Buttweld Fitttings yenziwa ngumbhobho ongenamthungo ongenamthungo okanye wellded kwaye zenziwa ukuze kubekho imilo ye-ellows, amashumi kunye nomnqamlezo njl njl.