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Double Flange Dismantling Joint

Double Flange Dismantling Joint

Dismantling joint is a double flanged fitting to provide flexibility and easiness of inline assembly or disassembly for flanged end type valves. It allows adjusting the longitudinal length of the gap between the valves to be fitted inline on the flanged pipewo…

Model:Double Flange Dismantling Joint

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Product Description




Dismantling Joint:
1-Structure: Metal Body and two Flanges on the end
2-Body Material: Carbon Steel, Ductile Iron, Stainless Steel
3-Flange Material: Carbon Steel, Ductile Iron, Stainless Steel
4-Flange Drillings: BS, DIN, ANSI, JIS or others provided standard
5-Component: Hot Galvanized Bolts and Nuts (number is depends on the flange standard), and EPDM Gaskets 
6-Diameter: DN50-3200mm 
7-Flange Rate: PN10, PN16, PN25, PN40
8- Surface coating: Blue Epoxy or Bitumen
9-Usage: Connect pipes / fittings and Valves 

Material Table:
No. Name Quantity Material
1 Body 1 QT400-15, Q235A
ZG230-450 , 20
2 Gasket 1 NBR
3 Gland 1 QT400-15, Q235A
ZG230-450 , 20
4 Short Flange 1 Q235A,20,16Mn
5 Stud bolt n Q235A,35,
1Cr18Ni9Ti
6 Nut
 
5n Q235A,20,
1Cr18Ni9Ti
 
Installation Date Table:
Nominal Diameter
 
DN
External Diameter
 
Dw
External Dimension Flange Connection Size
0.6MPa 1.0MPa
L △L D D1 n-Th. b D D1 n-Th. b
65 76 200 40 160 130 4-M12 16 185 145 4-M16 20
80 89 190 150 4-M16 18 200 160 8-M16 20
100 114 210 170 220 180 22
125 140 240 200 8-M16 20 250 210 22
150 168 265 225 285 240 8-M20 24
200 219 320 280 22 340 295 24
250 273 375 335 12-M16 24 395 350 12-M20 26
300 325 220 50 440 395 12-M20 445 400
350 377 490 445 505 460 16-M20 26
400 426 540 495 16-M20 565 515 16-M24 26
450 480 595 550 615 565 20-M24 28
500 530 654 600 20-M20 26 670 620 20-M24 28
600 630 240 755 705 20-M24 26 780 725 20-M27 30
700 720 860 810 24-M24 26 895 840 24-M27 30
Annotation:the size of the nominal diameter can come up to 3200mmaccording to your requirements.
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