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LV-16
Forged Steel Check Valve
Basic Design : API 602 / BS 5352 / ASME B16.34
Body Wall Thickness : ASME B16.34 or API 602
Pressure Temperature Rating : ASME B16.34
Face To Face : API 602
Body Bore Size : API 602 / ASME B16.34 / ISO 15761
- End Connection:
ASME B16.11(Socket Weld Ends)
ASME B1.20.1(NPT)
ASME B16.25(Butt Weld)
ASME B16.5(Raised Face)
- Inspection And Testing: ASME B16.34
- Finishes For Contact Faces of Flanges: ASME B16 5 or MSS-SP-6
- Marking System: MSS-SP-25
- Option:
Locking Device
Live Loading(Belleville Spring)
Welded Bonnet / Ring Joint Bonnet
Features

MATERIAL LIST

ASTM Cast Steel
Carbon Steel A105
Alloy Steel For
High Temperature		 A182-F11
A182-F22
A182-F5
A182 F9
A182-F91
Alloy Steel For
Low Temperature		 A350-LF1
A350-LF2
Stainless Steel A182-F304
A182-F316
A182-F304L
A182 F316L
A182-F347
A182-F310
A182-F317
B462
Duplex Stainless Steel A182-F51
A182-F53
A182-F55
Special
Alloy Steel		 B564
B564
B564
B564
B564

CLASS & SIZE

VALVE TYPE CLASS SIZE
Gate Valve
Globe Valve
Check Valve
(Lift & Swing)
Ball Valve
Y-Strainer		 ANSI 150# 1/2"~2"
ANSI 300#
ANSI 600#
ANSI 900#
ANSI 1500#
ANSI 2500#
API 800 :
Socket Welded
& Screwed		 1/2"~2"

FLOOR PLAN

LV-16_Check.gif

MATERIAL LIST

NO. DESCRIPTION MATERIAL Q’TY
CARBON STEEL STAINLESS STEEL
1 BODY A105 A182 F316 1
2 COVER A105 A182 F316 1
3 DISC A182 F6a A182 F316 1
4 SEAT STELLITED STELLITED INT’
5 GASKET SPW/304-GR. SPW/316-GR. 1
6 COVER BOLT A193 B7 A193 B8 1SET
7 NAME PLATE A240 304 A240 304 1

DIMENSIONS  LIFT CHECK VALVE

#800 Reduced Port
VALVE SIZE Face to Face(mm) Reduced Port (Ø) Height(mm) Weight(kgf)
NPS(in) DN(mm) L Ød H WT(kgf)
3/8 10 73 8 51 1.3
1/2 15 73 10 51 1.2
3/4 20 87 13 55 1.3
1 25 96 19 65 2.1
1 1/4 32 121 25 76 4
1 1/2 40 141 30 84 4.7
2 50 161 37 101 7.2
#800 Full Port
VALVE SIZE Face to Face(mm) Full Port (Ø) Height(mm) Weight(kgf)
NPS(in) DN(mm) L Ød H WT(kgf)
3/8 10 73 10 51 1.3
1/2 15 87 13 55 1.3
3/4 20 96 19 65 2.1
1 25 121 25 76 4
1 1/4 32 141 30 84 4.7
1 1/2 40 161 36 101 7.2
2 50 200 43 116 10.7
#1500 Reduced Port
VALVE SIZE Face to Face(mm) Reduced Port (Ø) Height(mm) Weight(kgf)
NPS(in) DN(mm) L Ød H WT(kgf)
3/8 10 87 8 55 1.2
1/2 15 87 10 55 1.2
3/4 20 96 13 65 2.1
1 25 121 19 76 4
1 1/4 32 141 25 84 4.7
1 1/2 40 161 30 101 7.2
2 50 172 37 116 10.5
#1500 Full Port
VALVE SIZE Face to Face(mm) Full Port (Ø) Height(mm) Weight(kgf)
NPS(in) DN(mm) L Ød H WT(kgf)
3/8 10 96 10 65 3.1
1/2 15 96 13 65 2.1
3/4 20 121 19 76 4
1 25 141 25 84 4.7
1 1/4 32 161 30 101 7.1
1 1/2 40 172 36 116 10.5
2 50 200 43 136 12.5
#2500 Reduced Port
VALVE SIZE Face to Face(mm) Reduced Port (Ø) Height(mm) Weight(kgf)
NPS(in) DN(mm) L Ød H WT(kgf)
3/8 10 - - - -
1/2 15 121 10 76 7.2
3/4 20 141 13 84 7.2
1 25 161 19 101 7.2
1 1/4 32 172 25 116 10.7
1 1/2 40 200 28 126 10.7
2 50 220 35 136 12.5

DIMENSIONS  SWING CHECK VALVE

#800 Reduced Port
VALVE SIZE Face to Face(mm) Reduced Port (Ø) Height(mm) Weight(kgf)
NPS(in) DN(mm) L Ød H WT(kgf)
3/8 10 73 8 51 1.1
1/2 15 73 10 51 1.1
3/4 20 87 13 55 1.5
1 25 96 19 65 2.2
1 1/4 32 121 25 76 4
1 1/2 40 141 30 84 4.2
2 50 161 37 101 6
#800 Full Port
VALVE SIZE Face to Face(mm) Full Port (Ø) Height(mm) Weight(kgf)
NPS(in) DN(mm) L Ød H WT(kgf)
3/8 10 73 10 51 1.2
1/2 15 87 13 55 1.4
3/4 20 86 19 65 2.2
1 25 121 25 76 4
1 1/4 32 141 30 84 4.2
1 1/2 40 161 37 101 6
2 50 172 44.5 116 10.5
#1500 Reduced Port
VALVE SIZE Face to Face(mm) Reduced Port (Ø) Height(mm) Weight(kgf)
NPS(in) DN(mm) L Ød H WT(kgf)
3/8 10 87 8 55 1.4
1/2 15 87 10 55 1.5
3/4 20 96 13 65 2.2
1 25 121 19 76 4
1 1/4 32 141 25 84 4.2
1 1/2 40 161 30 101 6
2 50 172 37 116 9.4
#1500 Full Port
VALVE SIZE Face to Face(mm) Full Port (Ø) Height(mm) Weight(kgf)
NPS(in) DN(mm) L Ød H WT(kgf)
3/8 10 96 10 65 2.2
1/2 15 96 13 65 2.2
3/4 20 121 19 76 4
1 25 141 25 84 4.2
1 1/4 32 161 30 101 6
1 1/2 40 172 37 116 9.3
2 50 220 46 136 12.8