Ilungelo lokushicilela © Zhengzzhou Huitong Izixhobo
Iindidi ezahlukeneyo ze-ASTM A182 F5 i-F5 i-F5 ye-FORTEST iquka iiflethi ezixineneyo, iflethi yeflethi, intamo ye-Welld ye-Welkes, iflethi eyimfama kunye neeflethi eziboniyo kunye neeflethi eziboniyo.
Imigangatho ye-ATTM ye-A193 B7 i-T7 inobugqi obuqhelekileyo besinyithi. Nangona kunjalo, i-ASTM A193 IBakala B7 le-B7 le-B7 le-B7 inokuthi ichithwe, i-daip eshushu, i-xolon iqulethwe, i-TEFLOLO iqulethwe ukuba iceliwe ngumthengi. Ukudibana kwe-ATM ye-A193 B7 kunceda ukuphucula ukunganyangeki kwabantu. Le nqanaba le-ASTM A193 iBakala B7m le-B7m ihlala isetyenziselwa ukuqinisa izixhobo zenkonzo zeqondo lobushushu. Ezi bolts ze-wilts icinyiwe kwi-50¡Nonãf ukuya kwi-900¡n ãnãf kwaye zinokuba ngumoya ocinyiwe ukusuka -40¡ing ukuya kwi-900¡n ¡.