KS V ISO 5625(2017 Confirm)
조선－강관 작업을 위한 플랜지가 있는 용접 격벽 관통 쇠붙이－PN 6, PN 10, PN 16
造船.钢管件用带法兰的焊接舱壁件.PN6 PN10和PN16
2012-11-06
DIN 87101
Non-return flaps (storm valves), self-closing, vertical type, DN 50 up to DN 150, PN 1 - Mating dimensions for flanges according to PN 10
DN 50至DN 150 PN 1的立式自动关闭止回阀（风暴阀）.法兰配合尺寸符合PN 10
2003-10-01