容器类配件【 26YX055和26YX017项目国产呼吸阀和泄压阀】中石化宁波镇海炼化有限公司泄压人孔\PN6 DN600 26YX055-PD01-BM01-001 304+PTFE+316泄压人孔\PN2.0 DN500 26YX055-PD01-BM01-001 304+PTFE+316泄压人孔\PN600 PN2 26YX055-PD01-BM01-001 304+PTFE+316泄压人孔\DN600 PN16 26YX017-PD01-BM01-001 304+PTFE+316呼吸阀\PN2.0 DN250 26YX055-PD01-BM01-001 304+CF8+PTFE呼吸阀\PN2.0 DN250 26YX055-PD01-BM01-001 304+CF8+PTFE
2026-10-29