焊颈法兰

LWN RF S30408Ⅱ 1" x 150LB x 285mmL

LWN RF 16MnⅡ 1-1/2" x 300LB x 305mmL

WN RF A105 10" x 150LB x SCH40

WN RF 16MnⅢ 2"x 600LB x SCH160 详规范

WN RF 16MnⅢ 2"x 600LB x SCH160 详规范

WN RF A105 14" x 150LB x SCH40

LWN RF 16MnⅢ 1" x 300LB x 355mmL 详图

WN RF A105 20" x 150LB x 12.7mmt

WN RF S30408Ⅲ 1" x 300LB x 305mmL

LWN RF 16MnII 1-1/2" x 150LB x 205mmL

WN RF 16MnⅢ 2"x 150LB x SCH160 详规范

WN RF S30408Ⅲ 2" x 300LB x 405mmL

WN RF 16MnⅢ 3"x 600LB x SCH160 详规范

LWN RF 16MnII 1-1/2" x 150LB x 253mmL

WN RF A105 2-1/2" x 300LB x SCH40(STD)

WN RF 16MnⅢ 4"x 600LB x SCH160 详规范

WN RJ A105 1-1/2" x 300LB x SCH80(XS)

WN SA105 大阳 LM 3/4" x 600LB x SCH160

LWN RF 16MnⅢ 1-1/2" x 150LB x 255mmL

WN RF A105 8" x 150LB x SCH40

WN RF 16MnⅢ 4"x 600LB x SCH160 详规范

WN LF A182Gr.3041/2" x 1500LB x SCH80S

WN RF A350Gr.LF2 3" x 300LB x SCH40(STD)

WN RF 16MnⅡ 36" x 150LB x 16mmt SERIES A MSS

LWN RF 16MnII 1-1/2" x 150LB x 315mmL

LWN RF 16MnII 1-1/2" x 150LB x 180mmL

WN RF 16MnⅡ 42" x 150LB x 28mmt SERIES A MSS

WN RFSF A105 30" x 150LB x STD (API规格)

WN RF 16MnⅡ 30" x 150LB x 22mmt SERIES A MSS