Knife Gate Valve
Long Plate Knife Gate
Valve
Flap Type Knife Gate
Valve
Bi-directional Knife Gate
Valve
Cupola Valve
 
 
Long Plate Knife Gate Valve HOME Products Long Plate Knife Gate Valve
 
Long Plate Knife Gate Valve The LONG PLATE KNIFE GATE VALVE is designed according to MSS SP-81 for a wide range of applications such as :

• Power plants
• Pulp and paper
• Chemical plants

Sizes :
     2”/50A to 26”/700A(lager sizes on request)

Standard flange connection :
     ANSI 150#, JIS 10K (others on request)

Features
• Two pieces cast body
• Compact design for easy installation and maintenance
• High flow rates with low pressure drops
• Gate guides to support gate
• Every valve pressure tested
• Gate machined over full length for optimum sealing
• Specifically formulated PTFE impregnated packing material for increased service life and lower friction
• Specialized packing for chemical resistant or abrasive applications available on request
• Specialized design of body prevent backlog of media
• Normally valve equipped a pneumatic cylinder actuator
• Double sealing structure for leakage
• Power plants

Options
     Bonnet, non-rising stem adapter, shrouds. V-port, Flush ports, Stem extensions

Available seats
     Resilient

Available actuators
     Handwheel, Geared, Chainwheel, Quick acting lever, Electric, Hydraulic, Pneumatic

 

    

  Standard Material 

NO.

PART NAME MATERIAL CODE(ASTM) MATERIAL CODE(JIS)
1 BODY STAINLESS STEEL 304(A351-CF8)
STAINLESS STEEL 316(A351-CF8M)
STAINLESS STEEL 316L(A351-CF3M)
SCS13
SCS14
SCS16
2 DISC STAINLESS STEEL 304(A240-CF8)
STAINLESS STEEL 316(A240-CF8M)
STAINLESS STEEL 316L(A240-CF3M)
SUS304
SUS316
SUS316L
3 PACKING GLAND STAINLESS STEEL 304(A351-CF8)
STAINLESS STEEL 316(A351-CF8M)
SCS13
SCS14
4 SEAT RING

STAINLESS STEEL 304(A351-CF8)
STAINLESS STEEL 316(A351-CF8M)
STAINLESS STEEL 316L(A240-CF3M)

SCS13
SCS14
SCS16

5 SEAT PTFE
RTFE
POLY-AMIDE(MC-NYLON)

6 GUIDE CHEST PTFE
RTFE
POLY-AMIDE(MC-NYLON)

7 GUIDE DISC PTFE
RTFE
POLY-AMIDE(MC-NYLON)

8 O-RING NBR
EPDM
VITON

9 SEAL-RING NBR
EPDM
VITON

10 PACKING LUBRICATED PTFE IMPREGNATED
PTFE FIBER BRAIDED

11 JOINT A283-D + Cr Plating
A479-304

12 BRACKET A283 - D SS41
13 BOTTOM COVER A283 - D SS41
14 AIR CYLINDER ALUMINUM or STEEL TUBE

 

  Dimensions 

Size
inch
mm

ANSI 150 psi JIS 10K COMMON
C N h C N h L1 L2 H1 H2

W1

W2

D

4"
100
190.5 8 5/8" 175 8 M16 52 78 760 383 204 184 116
5"
125 
215.9 8 3/4" 210 8 M20 52 102 790 440 268 234 145
6"
150
241.3 8 3/4" 240 8 M20 70 102 840 515 302 265 161
8"
200
298.5 8 3/4" 290 12 M20 70 115 950 650 324 302 226
10"
250
362 12 7/8" 355 12 M22 78 115 1150 830 445 418 226
12"
300
431.8 12 7/8" 400 16 M22 88 123 1405 945 488 421 277
14"
350
476.3 12 1" 445 16 M22 95 123 1500 4055 565 507 277
16"
400
539.8 16 1" 510 16 M24 95 130 1680 1115 578 536 330
20"
500
635 20 1-1/8" 635 20 M24 105 135 1860 1367 705 683 390
 
 
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Tel : +82-2-853-3980 Fax : +82-2-853-3982
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