焊颈法兰

WN RF A182Gr.F304 3" x 300LB x SCH10S (须固溶化热处理)

WN RF A182Gr.F304 4" x 150LB x SCH10S (须固溶化热处理)

WN RF A182Gr.F304 4" x 300LB x SCH10S (须固溶化热处理)

WN RFSF A182Gr.F304 3" x 150LB x SCH10S (须固溶化热处理)

WN RF A182Gr.F304 1/2" x 150LB x SCH40S (须固溶化热处理)

WN RF A182Gr.F304 3/4" x 150LB x SCH40S (须固溶化热处理)

WN RF A182Gr.F304 2" x 150LB x SCH40S (须固溶化热处理)

WN RFSF A182Gr.F304 1/2" x 150LB x SCH40S (须固溶化热处理)

WN RFSF A105 1/2" x 150LB x SCH80(SX) (免车迫紧沟)

WN RFSF A105 8" x 600LB x SCH40(STD) (免车迫紧沟)

WN FF A182Gr.F316 2" x 150LB x SCH10S (须固溶化热处理)

WN 大阳 LM A182Gr.F321 12" x 1500LB x 25.4mmt

WN RF A350Gr.LF2 CL1 3" x 150LB x SCH40 详规范

WN RF A350Gr.LF2 CL1 4" x 300LB x SCH40 详规范

WN RF A350Gr.LF2 CL1 3" x 150LB x SCH40 详规范

WN RF A350Gr.LF2 CL1 4" x 300LB x SCH40 详规范

WN RFSF A105 8" x 600LB x SCH40(STD) (免车迫紧沟)

WN RFSF A105 10" x 600LB x SCH40(STD) (免车迫紧沟)

WN RF A350Gr.LF2 CL1 2" x 150LB x SCH80 详规范

WN RF A350Gr.LF2 CL1 42" x 150LB x XS 详规范

WN RF A350Gr.LF2 CL1 2" x 150LB x SCH80 详规范

WN RF A350Gr.LF2 CL1 42" x 150LB x XS 详规范

WN RF A182Gr.F304 42" x 150LB x SCH5(Series B)ASME B16.47

WN RF A182Gr.F304 50" x 150LB x SCH5(Series B)ASME B16.47

WN RF A105 2" x 150LB x SCH40 (锌含量610g/㎡)

WN RF A105 2-1/2" x 150LB x SCH40(STD)

LWN RFSF 16MnII 1" x 150LB x 243mmL 免车迫紧沟

LWN RFSF 16MnII 1" x 150LB x 336mmL 免车迫紧沟

LWN RFSF 16MnII 1" x 150LB x 243mmL 免车迫紧沟

LWN RFSF 16MnII 1" x 150LB x 336mmL 免车迫紧沟

WN RFSF A105 3/4" x 300LB x SCH80(XS)(免车迫紧沟)

WN RFSF A105 14" x 300LB x STD (免车迫紧沟)

WN RFSF A105 3/4" x 300LB x SCH80(XS)(免车迫紧沟)

WN RFSF A105 14" x 300LB x STD (免车迫紧沟)

WN RFSF A105 2" x 300LB x SCH40(STD) (免车迫紧沟)

WN RFSF A105 4" x 300LB x SCH40(STD) (免车迫紧沟)

WN RFSF A105 2" x 300LB x SCH40(STD) (免车迫紧沟)

WN RFSF A105 4" x 300LB x SCH40(STD) (免车迫紧沟)

WN RFSF A182Gr.F304 1-1/2" x 600LB x SCH40S (须固溶化热处理)

LF A182Gr.F3041-1/2" x 1500LB x SCH80S

RFSF S31603Ⅱ 6" x 150LB x SCH80S 免车迫紧沟

RFSF S31603Ⅱ 24" x 150LB x 16mmt 免车迫紧沟

WN RFSF 16MnⅡ 1" x 300LB x SCH160 (免车迫紧沟)

WN RFSF 16MnⅡ 1-1/2" x 300LB x SCH160 (免车迫紧沟)

WN RF A350Gr.LF2 CL1 2" x 300LB x SCH80 详规范

WN RF A350Gr.LF2 CL1 4" x 300LB x SCH40 详规范

WN RF A350Gr.LF2 CL1 2" x 300LB x SCH80 详规范

WN RF A350Gr.LF2 CL1 4" x 300LB x SCH40 详规范

RF 09MnNiDⅢ 1-1/2" x 300LB x 335mmL

RF 09MnNiDⅢ 2" x 300LB x 320mmL

RF 09MnNiDⅢ 1" x 150LB x 215mmL

RF 09MnNiDⅢ 1-1/2" x 300LB x 205mmL

WN RF S30403Ⅱ 2" x 150LB x 305mmL

WN RF S30403Ⅱ 2" x 300LB x 305mmL (须固溶化热处理)

WN RFSF A105 1/2" x 600LB x SCH80(XS) (免车迫紧沟)

WN RFSF A105 2" x 600LB x SCH40(STD) (免车迫紧沟)

LWN RF 16MnII 1"x 150LB x 205mmL 免车迫紧沟

LWN RFSF 16MnII 1"x 150LB x 255mmL 免车迫紧沟

WN RFSF A105 14" x 300LB x SCH30(STD) (免车迫紧沟)

WN RFSF A105 16" x 300LB x SCH30(STD) (免车迫紧沟)

RF 09MnNiDⅢ 1-1/2" x 300LB x 205mmL

RF 09MnNiDⅢ 2" x 300LB x 255mmL