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Marine Cast Iron Gate Valve CB/T465-1995

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China Marine Cast Iron Gate Valve CB/T465-1995:

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

Design Standard: CB/T465-1995

Test Standard: GB600

Flange Size as per GB569 or GB2501

Type nominal pressure(Mpa) nominal diameter(mm) applicable medium
A,AS 0.6 50-150 fuel oil,fresh water, lubrication oil
0.4 175-300
AS 0.25 350-500

Main Parts & Material:

Body-Cast Iron

Bonnet-Cast Iron

Disc-Cast Iron

Stem-Bronze

Nut-Bronze

Seal Ring-Bronze

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个 Th. d □
0.6 50 190 340 135 130 84 16 15 6 M14 8 Tr20×8(P4)LH 14 180 60 20
65 200 372 155 123 104 15 15 6 M14 9 Tr20×8(P4)LH 14 180 75 24
80 220 430 170 138 118 15 15 8 M14 9 Tr24×10(P5)LH 17 200 92 33
100 220 460 190 158 138 15 15 8 M14 10 Tr24×10(P5)LH 17 200 112 40
125 242 528 215 183 164 15 15 10 M14 10 Tr26×10(P5)LH 19 225 138 61
150 248 566 240 208 190 16 15 12 M14 11 Tr26×10(P5)LH 19 225 165 70
0.4 175 268 630 270 238 221 16 15 12 M14 11 Tr28×10(P5)LH 22 250 190 85
200 278 685 295 264 247 16 15 12 M14 11 Tr28×10(P5)LH 22 250 215 100
250 310 755 365 327 306 18 17 14 M16 13 Tr30×10(P5)LH 24 280 265 153
300 345 835 430 386 360 19 21 14 M20 13 Tr30×10(P5)LH 24 280 315 199

For Type AS:

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个 Th. d □
0.6 50 178 340 140 110 90 16 14 4 M12 8 Tr20×8(P4)LH 14 180 60 20.3
65 190 372 160 130 110 16 14 4 M12 9 Tr20×8(P4)LH 14 180 75 24.5
80 203 430 190 150 128 18 18 4 M16 9 Tr24×10(P5)LH 17 200 92 33.8
100 229 460 210 170 148 18 18 4 M16 10 Tr24×10(P5)LH 17 200 112 41.2
125 254 528 240 200 178 20 18 8 M16 10 Tr26×10(P5)LH 19 225 138 62.1
150 267 566 265 225 202 20 18 8 M16 10 Tr26×10(P5)LH 19 225 165 71.6
0.4 175 292 630 295 255 232 22 18 8 M16 11 Tr28×10(P5)LH 22 250 190 86.4
200 292 685 320 280 258 22 18 8 M16 11 Tr28×10(P5)LH 22 250 215 101.8
250 330 755 375 335 312 24 18 12 M16 13 Tr30×12(P6)LH 24 280 265 155.1
300 356 835 440 395 365 24 22 12 M20 13 Tr30×12(P6)LH 24 280 315 201.2
0.25 350 381 1050 490 445 415 26 22 12 M20 14 Tr36×12(P6)LH 27 320 365 298.3
400 406 1145 540 495 465 28 22 16 M20 15 Tr36×12(P6)LH 27 360 418 372.1
450 432 1330 595 550 520 28 22 16 M20 16 Tr40×12(P6)LH 32 400 468 560.0
500 457 1420 645 600 570 30 22 20 M20 16 Tr40×12(P6)LH 32 450 518 627.4

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