焊颈法兰

WN RF 09MnNiDⅢ 30"x300LBx12mmt SERIES A MSS

WN RF 09MnNiDⅢ 30"x300LBx12mmt SERIES A MSS

WN RF 09MnNiDⅢ 42"x300LBx20mmt SERIES A MSS

WN RF 09MnNiDⅢ 4" x 300LB x SCH80

WN LMSF B574 UNS N06022 6" x 1500LB x SCH80

WN RF A105 4" x 150LB x SCH40(STD)

WN RF S30403Ⅱ 1-1/2" x 150LB x SCH80S

WN RF A105 4" x 150LB x SCH40(STD)

WN RF SB462 UNS N10276 18" x 300LB x 0.394"t

WN RJ A182Gr.F22 1-1/2" x 2500LB x XXS

WN LM/L (大阳) A182Gr.F316L 3" x 1500LB x

WN RFSF A105 32" x 150LB x 9.5mmt(API 605 规格)

WN RF 09MnNiDⅢ 24" x 300LB x 27mmt

WN RF A105 4" x 150LB x SCH40(STD)

WN RF 09MnNiDⅢ DN750 x 300LB x 24mmt

WN RF S31603Ⅱ 1-1/2" x 150LB x SCH40S

WN RF S31603Ⅱ 1"x 2"x150LB xSCH80S

WN RF S31603Ⅱ 2-1/2" x 150LB x SCH40S

WN RF S30408Ⅲ 1-1/2" x 150LB x SCH80S

WN RF A105 4" x 300LB x SCH40(STD)

A234Gr.WPB 阳面（凸面） 3" x 300LB x SCH40

WN RF A105 4" x 150LB x SCH40(STD)

LWN RF S22053Ⅱ DN25 x PN10 x 300mmL

WN RF A105 4" x 150LB x SCH40(STD)

WN RF A105 4" x 150LB x SCH40(STD)

A234Gr.WPB 阳面（凸面） 1/2" x 300LB x SCH40

WN RF SA350Gr.LF3 3" x 600LB x SCH160

小凸 WN ST A182Gr.F11 6" x 600LB x SCH40

WN RF A105 6" x 150LB x SCH40(STD)