| 项目 | 发表日期/作者 |
|---|---|
![]() ![]() WEB-113_2.pdf Schedule drawing for DN15 (½") to DN80 (3") Tank bottom valves with butt weld DIN 11850 S1 and S2 ends. | 10/27/2020 |
| 项目 | 发表日期/作者 |
|---|---|
![]() ![]() WEB-113_2.pdf Schedule drawing for DN15 (½") to DN80 (3") Tank bottom valves with butt weld DIN 11850 S1 and S2 ends. | 10/27/2020 |