I-ASTM 515 Gr 70 yi-albon yekhabhoni enamaxabiso athile eManganese, phosphorus, i-Sulfur kunye neSilicon.
Umbhobho wombhobho we-Wotld ye-WOLD yenzelwe ukuba ibe yi-Wels kwisiphelo se-(s) yokuqhagamshela umbhobho (s) kunye kwaye ivumela utshintsho kwicala okanye isebe okanye lisebe.
I-ASTM A234 GR WPB isebenza kakuhle kwiimeko zama-Crygenic. Babonwa kwi-petrochemical, ioyile, kunye nezicelo zegesi. I-A234 WPB ye-A234 WPB yenzelwe iipropathi zoomatshini abaphezulu. I-ASTM A234 inamabakala amaninzi, njenge-WPB, i-WPC, WP5, WP9 WP1, WP12, WP22, i-WP91 njalo njalo. Kule nqanaba le-WPB esemgangathweni yeyona nto ixhaphakileyo esetyenziselwa imibhobho yeqondo eliphakathi neliphezulu. I-W kuthetha ukuba bhensan ukufod, p bufuphi, B iBanga B, chaza ubuncinci bomhlaba. I-CS Elbow A234 WPB yenziwe i-carbon yensimbi kwaye inzima. Ikwanamandla angama-240MPA ubuncinci bokuvelisa amandla kunye nama-585m abancinci amandla entelekeni.