|
|
ASME B16.9 ASME A234 WPB SMLS LR 90 graus2024-04-02 11:12:20 |
|
|
ANSI B16.11 6000lb do aço de liga cotovelo rosqueado 45 graus2021-04-28 09:47:55 |
|
|
a emenda reta do círculo do preto de 8mm API 5L Psl2 X42 soldou2021-11-25 09:27:59 |
|
|
Carbono galvanizado do tubo de 3pe Api 5l Lsaw sem emenda2021-11-25 09:19:24 |