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Marine Cast Steel Gate Valve CB/T466-1995

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China Marine Cast Steel Gate Valve CB/T466-1995:

Marine cast steel gate valve is used on the pipe system for sea water, fresh water,lubrication oil.

Design Standard: CB/T466-1995

Test Standard: GB600

Flange Size as per GB569 or GB2501

nominal pressure (Mpa) nominal diameter(mm) applicable medium
1.0 50-100 sea water,fresh water,lubrication oil
0.6 125-150
0.4 175-300
0.25 350-500

Main Parts & Material:

Body-Cast Steel

Bonnet-Cast Steel

Disc-Cast Steel

Stem-Stainless Steel

Nut-Bronze

Seal Ring-Stainless Steel

Main Size List(mm):

For Type A:

PN
Mpa 		DN
(mm) 		Structure Dimension Flange Bolt Thickness δ stem hand
wheel
D0 		Lift Range m Weight
(kg)
L≈ H≈
D D1 D2 b d0 n Th. d □
1.0 50 190 340 135 103 84 13 15 6 M14 8 Tr22×10(P5)LH 14 180 60 18
65 200 372 155 123 104 14 15 6 M14 9 Tr22×10(P5)LH 14 180 75 20
80 220 430 179 138 118 14 15 8 M14 9 Tr24×10(P5)LH 17 200 92 25
100 220 460 190 158 138 14 15 8 M14 10 Tr24×10(P5)LH 17 200 112 28
0.6 125 242 528 215 183 164 14 15 10 M14 10 Tr26×10(P5)LH 19 225 138 41
150 248 566 240 208 190 14 15 12 M14 10 Tr26×10(P5)LH 19 225 165 51
0.4 175 268 630 270 238 221 15 15 12 M14 11 Tr28×10(P5)LH 22 250 190 70
200 278 685 295 264 247 15 15 12 M14 11 Tr28×10(P5)LH 22 250 215 80
250 310 755 365 327 306 16 16 14 M16 13 Tr30×12(P6)LH 24 280 265 111
300 345 835 430 386 360 19 19 14 M20 13 Tr30×12(P6)LH 24 280 315 134
0.25 350 400 954 480 436 410 20 20 16 M20 14 Tr36×12(P6)LH 27 320 365 219
400 430 1045 530 486 460 21 21 16 M20 15 Tr36×12(P6)LH 27 360 418 267
450 460 1228 580 536 512 21 21 18 M20 16 Tr40×12(P6)LH 32 400 421 395
500 480 1315 635 591 567 21 21 20 M20 16 Tr40×12(P6)LH 32 450 518 519

For Type AS:

PN
Mpa 		DN
(mm) 		Structure Dimension Flange Bolt stem hand
wheel
D0 		Lift Range m Weight
(kg)
L≈ H≈
D D1 D2 b d0 n Th. d □
1.0 50 178 340 165 125 102 20 18 4 M16 Tr22×10(P5)LH 14 180 60 20.3
65 190 372 185 145 122 20 18 4 M16 Tr22×10(P5)LH 14 180 75 24.5
80 203 430 200 160 133 20 18 8 M16 Tr24×10(P5)LH 17 200 92 33.8
100 229 460 220 180 158 22 18 8 M16 Tr24×10(P5)LH 17 200 112 41.2
0.6 125 254 528 240 200 178 20 18 8 M16 Tr26×10(P5)LH 19 225 138 62.1
150 267 566 265 225 202 20 18 8 M16 Tr26×10(P5)LH 19 225 165 71.6
0.4 175 292 630 295 255 232 22 18 8 M16 Tr28×10(P5)LH 22 250 190 86.4
200 292 685 320 280 258 22 18 8 M16 Tr28×10(P5)LH 22 250 215 101.8
250 330 755 375 335 312 24 22 12 M20 Tr30×12(P6)LH 24 280 265 155.1
300 356 835 440 395 365 24 22 12 M20 Tr30×12(P6)LH 24 280 315 201.2
0.25 350 381 954 490 445 415 26 22 12 M20 Tr36×12(P6)LH 27 320 365 298.3
400 406 1145 540 495 465 28 22 16 M20 Tr36×12(P6)LH 27 360 418 372.1
450 432 1330 595 550 520 28 22 16 M20 Tr40×12(P6)LH 32 400 468 560.0
500 457 1420 645 600 570 30 22 20 M20 Tr40×12(P6)LH 32 450 510 627.4

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