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LV-21
Control Valve(Pneumatic)
Pressure Rating : ASME B16.34 / JIS 10K, 16K, 30K & 40K
Body Wall Thickness : ASME B16.34
Body Bore Size : ASME B16.34
Inspection And Testing : API 598
Finishes For Contact Faces of Flanges : ASME B16.5 or MSS-SP-6
Marking System : MSS-SP-25
- End Connection:
ASME B16.5(Raised Face) / ASME B16.25(Butt Weld) /
ASME B16.34(Ring Joint) / ASME B16.11(Socket Weld Ends)

Actuator
- Single Acting Diaphragm Actuator(Type SA) / Single Acting Piston Actuator(Type SV)
Double Acting Piston Actuator(Type SP)
- Supply Pressure:
Diaphragm Actuator-Type SA(1.2~4.0㎏f/㎠)
Type SV5(1.2~2.8㎏f/㎠)
Piston Actuator-Type SA(4~5㎏f/㎠) / Type SV5(3~5㎏f/㎠)
- Spring Range: Type SA or SV5;-0.2~1.0 or 0.8~2.4(㎏f/㎠)
Type SV6; 1.9~3.5 or 1.9~4.0(㎏f/㎠)
Features

MATERIAL LIST

ASTM Cast Steel
Carbon Steel A216-WCB
Alloy Steel For
High Temperature		 A217-WC6
A217-WC9
A217-C5
A217 C12
A217-C12A
Alloy Steel For
Low Temperature		 A352-LCB
A352-LCC
Stainless Steel A351-CF8
A351-CF8M
A351-CF3
A351 CF3M
A351-CF8C
A351-CK20
A351-CG8M
A351-CN7M
Duplex
Stainless Steel		 A890-4A(CD3MN)
A890-5A(CE3MN)
A890-6A
(CD3MWCuN)
Special
Alloy Steel		 A494-M35-1
(MONEL400)
A494-N12MV
(HASTELLOY B)
A494-CW12MW
(HASTELLOY C276)
A494-CY40
(INCONEL 600)
A494-CW6MC
(INCONEL 625)

CLASS & SIZE

Cast Steel CLASS SIZE
Straight
Through-Type		 150#~600# /
JIS 10K~40K		 1/2"~12"
Forged Steel CLASS SIZE
Straight
Through-Type		 150#~600# /
JIS 10K~40K		 1/2"~2"

FLOOR PLAN

LV-21.gif

DIMENSIONS  VALVE Type: Control Valve

VALVE SIZE Face to
Face(mm)		 Height(mm) Width
(mm)		 Stroke Actuator
Model
NPS(in) DN(mm) L E H H1 A S No.
1/2 15 184 80 420 282 220 15 SA1
3/4 20 184 80 420 282 220 15 SA1
1 25 184 80 420 282 220 15 SA1
1 1/4 32 222 80 480 320 265 25 SA2
1 1/2 40 222 80 480 320 265 25 SA2
2 50 254 90 480 320 265 25 SA2
2 1/2 65 276 100 610 390 365 38 SA3
3 80 298 160 620 390 365 38 SA3
4 100 352 180 630 390 365 38 SA3
5 125 356 125 802 622 470 50 SA4
6 150 451 170 965 622 470 50 SA4
8 200 495 220 1100 622 470 50 SA4