Sch40 Api 5l forjou o igual de Astm A234 Buttwelding do cotovelo 6" 8"2022-08-03 14:19:10 |
Cotovelo LR de Astm A234 soldadura de extremidade forjada 4 polegadas2021-12-31 09:43:44 |
O cotovelo sem emenda Astm A234 Wpb 1-1/2” conecta Sch80 90 graus2021-12-31 09:42:50 |