![]() |
Barras redondas forjadas ASTM AISI 4340 /1.6511/ Sncm4392023-12-08 10:49:10 |
![]() |
Barra redonda de aço inoxidável ASTM A479 TP321 DIN1.4541 6-250mm2025-09-01 09:10:16 |
![]() |
Astm A36 S235jr S355j2 galvanizou a barra de ângulo 80*80*8mm2021-12-14 09:48:35 |