焊颈法兰

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

大凸 WN LT S31603Ⅱ 3" x 300LB x SCH40S

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

阴面 WN FM S31603Ⅱ 24" x 150LB x 14mmt

WN 16MnⅢ 凸舌 4" x 300LB x SCH80 附规范

大凸 WN LT S31603Ⅲ 4" x 300LB x SCH80S

WN RF 09MnNiDⅢ 4" x 300LB x SCH160

WN RF 09MnNiDⅢ 4" x 300LB x SCH160

RFSF S31609Ⅲ 30" x 300LB x 20mmt SERIES A (MSS)

RFSF S31609Ⅲ 30" x 300LB x 20mmt SERIES A (MSS)

RFSF S31603Ⅱ 34" x 300LB x 29mmt SERIES A MSS

WN RF A105 30" x 150LB x STD (API 605规格)

WN RF A105 30" x 150LB x STD (API 605规格)

WN RF 09MnNiDⅢ 3" x 300LB x SCH160

WN RF 09MnNiDⅢ 30"x300LBx16mmt SERIES A MSS

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

WN RF 09MnNiDⅢ 2" x 150LB x SCH160

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

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

WN RF 09MnNiDⅢ 2" x 150LB x SCH160

WN RF 09MnNiDⅢ 30"x300LBx20mmt SERIES A MSS

大阳 WN A105 2-1/2" x 900LB x SCH80 LM

WN RF 09MnNiDⅢ 2" x 300LB x SCH160

WN RF 09MnNiDⅢ 2" x 600LB x 8mmt

WN RF 09MnNiDⅢ 2" x 300LB x 8mmt

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

WN RFSF A105 30" x 150LB x XS (API 605 规格)

WN RF 09MnNiDⅢ 4" x 300LB x SCH160

WN RF 09MnNiDⅢ 3" x 300LB x SCH160