Leader Gate Valves

   
Manufacturing Standard : BS 141/BS 5150/BS 5154/BS 5163/BS 5352/BS 6755/ASME B 1.34/API 600/API 602/API RP 6F/API RP 591/IS 14846/IS 2906/IS 13144/IS 778/IS/13114 (Fire Safe Design (CS/FS Valves)
 
     
CAST CARBON STEEL
CL-150
STEEL/ALLOY STEEL 1.1/2”(40mm)to 36”(900mm)
CL-300
1.1/2”(40mm)to 16”(400mm)
CL-600
1.1/2”(40mm)to 20”(500mm)
CL-1500
1.1/2”(40mm)to 12” (300mm)
CL-2500
2”(50mm)to12”(300mm)
 
CAST STAINLESS
STEEL/ALLOY STEEL
CL-150
STEEL/ALLOY STEEL 1.1/2”(40mm)to 36”(900mm)
CL-300
1.1/2”(40mm)to 16”(400mm)
CL-600
1.1/2”(40mm)to 20”(500mm)
CL-1500
1.1/2”(40mm)to 12” (300mm)
CL-2500
2”(50mm)to12”(300mm)
 
FORGED CARBON STEEL
CL-600
½”(15mm) to 2”(50mm)
CL-800
¼”(8mm) to2”(50mm)
CL-1500
½”(15mm)to 11/2”(40mm)
CL-2500
½”(15mm)to 1”(25mm)
 
 
 
FORGED STAINLESS STEEL/ALLOY STEEL
CL-600
½”(15mm)to 1”(25mm)
CL-800
¼”(8mm)to 2”(50mm)
CL-1500
½”(15mm)to 1.1/2”(40mm)
CL-2500
½”(15mm)to 1”(25mm)
 
FORGED BRASS ISI & NON ISI
2MPa/PN-20(Threaded)
½”(15mm)to 1”(25mm)
 
GUN METAL
PN-16(Threaded)
¼”(8mm)to 4”(100mm)
PN-20(Threaded)
½”(15mm)to 6”(150mm)
CL-150(Threaded)
¼”(8mm)to 2”(50mm)
PN-20/CL-150(Flanged)
½”(15mm)to 6”(150mm)
 
CAST IRON
PN16 (Threaded)
½”(15mm)to 4”(100mm)
PN-20(Threaded)
½”(15mm)to 6”(150mm)
PN-16 (Flanged)
2”(50mm)to 12”(300mm)
CL-125(Flanged)
1.1/2”(40mm) to 24”(600mm)
PN-1.0 (Flanged)
2”(50mm) to 20”(500mm)
PN-1.6(Flanged)
2”(50mm) to 12”(300mm)
     
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Leader Globe Valves

   

BS 1873/BS 5160/BS 5352/BS 5154/BS 5152/BS 6755/ASME B 1.34/DIN 2401 API RP 6F/IS 778(Fire Safe Design (CS/FS Valves)
 
     
CAST CARBON STEEL
CL-150
1.1/2”(40mm)to 16”(400mm)
CL-300
1.1/2”(40mm)to 12”(300mm)
CL-600
2”(50mm)to 12”(300mm)
CL-1500
1.1/2”(40mm) to 8”(200mm)
CL-2500
2”(50mm)to 12”(330mm)
 
CAST STAINLESS
STEEL/ALLOY STEEL
CL-150
1.1/2”(40mm)to 16”(400mm)
CL-300
1.1/2”(40mm)to 12”(300mm)
CL-600
2”(50mm) to 12”(330mm)
CL-1500
1.1/2”(40mm)to 8”(200mm)
CL-2500
2” (50mm)to 12”(300mm)
PN-40
½”(15mm) to 8”(200mm)
 
FORGED CARBON STEEL
CL-600
½”(15mm)to 2”(50mm)
CL-800
¼”(8mm)to 2”(50mm)
CL-1500
½”(15mm) to 1.1/2”(40mm)
CL-2500
½”(15mm) to 1”(25mm)
 
 
 
FORGED STAINLESS STEEL/ALLOY STEEL
CL-600
½”(15mm)to 1”(25mm)
CL-800
¼”(8mm)to 2”(50mm)
CL-1500
½”(15mm)to 1.1/2”(40mm)
CL-2500
½”(15mm)to 1”(25mm)
 
GUN METAL
PN-16(Threaded)
¼”(8mm)to 6”(150mm)
PN-20(Threaded)
¼”(8mm)to 4”(100mm)
PN-25 (Threaded)
¼”(8mm)to 4”(100mm)
PN-32(Threaded)
¼”(8mm)to 4”(100mm)
PN-16/CL-100(Flanged)
½”(15mm)to 6”(150mm)
PN-25/CL-150(Flanged)
½”(8mm)to 4”(100mm)
 
CAST IRON
PN-10 (FLANGED)
½”(15mm) to14”(350mm)
(Straight & Angle Type)
PN-16(Flanged)
½”(15mm) to 6”(150mm)
(Straight & Angle Type)
     
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Leader Non Return (Check valves)

   

Manufacturing Standard : BS 1868/BS 5352/BS 5160/BS 5154/BS 5352/BS 5153/ASME B 16.34/DIN 2401/API RP 6F (Fire Safe Design (CS/FS Valves)
 
     
CAST CARBON STEEL
CL-150
1.1/2”(40mm)to 24”(600mm)
CL-300
1.1/2”(40mm)to 12”(300mm)
CL-600
1.1/2”(40mm)to 12”(300mm)
CL-1500
1.1/2”(40mm)to 12”(300mm)
CL-2500
2”(50mm)to 8”(200mm)
 
CAST STAINLESS
STEEL/ALLOY STEEL
CL-150
1.1/2”(40mm)to 24”(600mm)
CL-300
1.1/2”(40mm)to 12”(300mm)
CL-600
1.1/2”(40mm)to 12”(300mm)
CL-1500
1.1/2”(40mm)to 12”(300mm)
CL-2500
2”(50mm)to 8”(200mm)
 
FORGED CARBON STEEL
CL-600
½”(15mm)to 2”(50mm)
CL-800
¼”(8mm)to 2”(50mm)
CL-1500
½”(15mm)to 11/2”(40mm)
CL-2500
½” (15mm) to 1” (25mm)
 
 
 
FORGED STAINLESS STEEL/ALLOY STEEL
CL-600
½”(15mm)to 1”(25mm)
CL-800
¼”(8mm)to 2”(50mm)
CL-1500
½”(15mm)to 11/2”(40mm)
CL-2500
½”(15mm)to 1”(25mm)
 
GUN METAL
PN-16(Threaded)
¼”(8mm) to 6”(150mm)
PN-20(Threaded)
½” (15mm)to 4”(100mm)
PN-25 (Threaded)
¼”(20mm)to 4”(100mm)
PN-16/CL-100(Flanged)
½”(15mm)to 6”(150mm)
PN-25/CL-150(Flanged)
½”(15mm)to 4”(100mm)
 
CAST IRON
PN-0.6 (Flanged)
½”(15mm)to 20”(500mm)
PN-1.0/PN-10
1/2”(15mm)to 18”(450mm)
PN-1.6/PN-16
½”(15mm)to 6”(150mm)
CL-125(Flanged)
1”(25mm)to 18”(450mm)
 
     
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Leader Wafer Type Check Valves

     
 
CAST CARBON STEEL
Life type
½”(15mm) to 11/2”(40mm)
Flap type
½”(15mm)to 20”(500mm)
 
CAST STAINLESS
STEEL/ALLOY STEEL
Life type
½”(15mm)to 1.1/2”(40mm)
Flap type
½”(15mm) to 20”(500mm)
 
 
GUN METAL
Life type
½”(15mm) to 1.1/2”(40mm)
Flap type
¼”(8mm)to 2”(50mm)
 
CAST IRON
Lift type
½”(15mm)to 11/2”(40mm)
Flap type
½”(15mm)to 20”(500mm)
 
     
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Leader Ball Valves | Leader Forged Brass Ball Valve

   
Manufacturing Standard : BS 5351/BS 6755/ (Steel Valves)/API 6D/API RP 6F (Fire Safe Design (CS Valves) Endurance Test For 1, 00,000 Cycles (Min).
 
     
CAST CARBON STEEL
CL-150 (Flanged)
½”(15mm) to 6”(150mm)
CL-300(Flanged)
½”(15mm) to 6”(150mm)
CL-600
½”(15mm) to 6”(150mm)
 
CAST STAINLESS
STEEL/ALLOY STEEL
CL-150(Flanged)
½”(15mm) to 6”(150mm)
CL-300
½”(15mm)to “(150mm)
CL-600
½”(15mm)to 6”(150mm)
CL-800
3/8”(10mm)to 2”(50mm)
 
 
FORGED CARBON STEEL
CL-800
3/8”(10mm) to 2”(50mm)
 
 
 
 
     
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Leader Glandless Piston Valves

   
Manufacturing Standard : BS 5351/BS 6755/ (Steel Valves)/API 6D/API RP 6F (Fire Safe Design (CS Valves) Endurance Test For 1, 00,000 Cycles (Min).
 
     
CAST CARBON STEEL
PN-40
½”(15mm)to 4”(100mm)
 
 
 
 
CAST IRON
PN-16
½”(15mm)to4”(100mm)
 
 
 
 
     
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Leader Butterfly Valves - Wafer | Flanged

     
 
CAST CARBON STEEL
CL-150
1.1/2”(40mm)to 18”(450mm)
 
CAST STAINLESS
STEEL/ALLOY STEEL
(Wafer Type &Flanged)
1.1/2”(40mm) to 18”(450mm)
 
 
CAST IRON
(Wafer Type &Flanged)
CL-125
1.1/2”(40mm) to 18”(450mm)
 
GUN METAL
(Wafer Type &Flanged)
PN 10
2”(50mm) to 14”(350mm)
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Leader Air Release Valves

     
 
CAST IRON
Double Ball
PN10
2”(50m) to 8”(200mm)
Single Ball
(Threaded/Flanged)
PN 10
½”(15mm) to 4”(100mm)
 
 
 
 
 
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Plug Valves

     
CAST CARBON STEEL
(Lubricated type)
CL-150(Flanged)
1”(25mm) to 8”(200mm)
 
GUN METAL
(Non Lubricated type)
PN-6 (Threaded)
¼”(8mm) to 4”(100mm)
PN-6(Flanged)
½”(15mm) to 4”(100mm)
 
 
CAST IRON
(Lubricated type)
PN-16 (Flanged)
½”(15mm) to 8”(200mm)
(Lubricated type)
PN-16 (Threaded)
½”(15mm) to 4”(100mm)
 
 
 
 
     
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Leader Globe Stem Stop Valves

     
CAST CARBON STEEL
1.1/2”(40mm) to 8”(200mm)
Max. BOP 350 Psig.(24.1 Bar)
At 800 F (427 C)
 
BRONZE
½”(15mm) to 2”(50mm)
Max. BOP 250 Psig. (17.24Bar)
At 435 F(225 C)
 
CAST IRON
1”(25mm) to 8”(20mm)
Max.BOP 188.6 Psig (13 Bar)
At 428 F (220 C)
(Straight & Right Angle patt.)
 
 
 
 
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Leader Safety Valves | Pressure Reducing Valve

       
 
CAST CARBON STEEL
1”(25mm)to 6”(150mm)
Max. BOP 250 Psig (24.1Bar)
At 800 F (427 C)
 
BRONZE
½”(15mm) to 80mm
Max. BOP 250 Psig. (17.24Bar)
At 435 F(225 C)
 
CAST IRON
1”(25mm) to 8”(20mm)
Max.BOP 188.6 Psig (13 Bar)
Max. Set Pressure 150 Psig (10 Bar)
At 428 F (220 C)
 
 
 
 
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Leader Pressure Relief Valves

BRONZE
½”(15mm) to 3”(80mm)
Max.Set Pressure 150 Psig
(10.34 Bar) Water or Air
 
 
 
 
 
 
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Leader Acessible Feed Check Valves

CAST CARBON STEEL
1.1/2”(40mm) to 3”(80mm)
Max. BOP 350 Psig (24.1 Bar)
AT 800F (427 C)
 
BRONZE
¾” (20mm) to 3”(80mm)
Max BOP 250 Psig (17.24 Bar)
At 435 F (225 C)
 
CAST IRON
1.1/2”(40mm) to 8”(200mm)
Max BOP 188.6 Psig.(13 Bar)
At 428F (220 C)
 
 
 
 
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Leader Water Level Gauges and Glass Cock

 
CAST CARBON STEEL
Threaded/Flanged
¾”(20mm)
Max. BOP 350 Psig
(24.1 Bar)
At 800 F (427 C)
 
BRONZE
Threaded/ Flanged
½”(15mm) to ¾”(20mm)
Max BOP 250 Psig (17.24 Bar)
At 435 F( 225 C)
       
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Leader Parallel Slide Valves

CAST CARBON STEEL
1”(25mm) to 10”(250mm)
Max. BOP 350 Psig (24.1 Bar)
At 800 F (427 C)
 
BRONZE
¾”(20mm) to 3”(80mm)
Max. BOP 150 Psig (10.34 Bar)
At 435 F (225 C)
 
CAST IRON
1.1/2”(40mm) to 8”(200mm)
Max BOP 188.6 Psig (13 Bar)
At 428F (220 C)
 
 
 
 
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Leader Blow - Off Valves | Leader Blow Down Valve

 
CAST CARBON STEEL
1”(25mm) to 2.1/2”(65mm)
Max. BOP 350 Psig (24.1 Bar)
At 800 F(427 C)
 
BRONZE
¾”(20mm) to 3”(80mm)
Max BOP 250 Psig (17.24 Bar)
At 435 F (225 C)
     
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Leader Steam Stop Valve

 
CAST CARBON STEEL
1.1/2”(40mm) to 8”(200mm)
Max BOP 350 Psig (24.1 Bar)
At 800 F(427 C)
 
CAST IRON
1”(25mm) to 8”(200mm)
Max BOP 188.6 Psig (13 Bar)
At 428 F(220 C)
     
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Fusible Plugs
 
BRONZE
½”(15mm) to 2”(50mm)
Max W.P.250 Psig (17.24 Bar)
Metling Temp. of Fussible Alloy:270 C
 
FORGED CARBON STEEL
Max. BOP 32 Kg/Cm2
     
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Leader Steam Injectors

BRONZE
1/2” (15mm) to 2”(50mm)
BOP 35 Psig. To 170 Psig
 
 
     
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Ejectors
BRONZE

1/2” (15mm) to 1.1/2”(40mm)
 
 
     
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Leader Steam Traps | Bucket type Steam Trap | TD-3 type Steam Trap

     
 
FORGED CARBON STEEL
Thermodynamic Type
½”(15mm) to 1”(25mm)
Max BOP 450Psig
(31 Bar)
At 750 F (399 C)
 
FORGED STAINLESS STEEL
½”(15mm) to 2”(50mm)
Max BOP 450 Psig(31 Bar)
At 750 F (399 C)
 
 
R
CAST CARBON STEEL
Inverted Bucket Type
½”(15mm) to 2”(50mm)
Max BOP 250 Psig
(17.24 Bar)
At 800 F (427 C)
 
CAST IRON
½”(15mm) to 2”(50mm)
Max BOP 188.6 Psig (13 bar)
At 428 F (220 C)
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Leader Pressure Reducing Valves

     
 
CAST CARBON STEEL
Pilot Operated
1”(25mm) to 6”(150mm)
Max. Intel Pressure 350 Psig
(24.1 Bar)
Steam
 
BRONZE
1”(25mm) to 6”(150mm)
Max. Intel Pressure 250 Psig
(17.24 Bar)
Steam
 
 
CAST IRON
1”(25mm) to 6”(150mm)
Max. Intel Pressure 188.6 Psig
(13 Bar) Steam
 
BRONZE
Diaphragm Type (Threaded)
¼”(8mm) to 2”(50mm) for Steam
¼”(8mm) to 6”(150mm) for water
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Moisture Seperators
 
CAST IRON
PN-10
1.1/2” (40mm) to 4”(100mm)
 
 
     
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Strainers
     
 
CAST CARBON STEEL
(Y-type)
CL-150
¾”(20mm) to 8”(200mm)
CL-300
¾”(20mm) to 8”(200mm)
 
BRONZE
(Threaded Type)
½”(15mm) to 2”(50mm)
(Flanged Type)
½” (15mm) to 6”(150mm)
 
 
CAST IRON
(Threaded)
½”(15mm) to 2”(50mm)
Max BOP 188.6 Psig (13 Bar)
At 428 F(220 C)
Flanged
½”(15mm) to 8”(200mm)
Max. BOP 188.6 Psig (13 Bar)
At 428 F (220 C)
 
CAST IRON
Basket Type
11/2” (40mm) to 12”(300mm)
Max BOP 188.6 Psig(13 Bar)
At 428 F (220 C)
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Sight Glasses
 
BRONZE
P-20
½”(15mm) to 8”(200mm)
 
CAST IRON
PN-16
¾”(20mm) to 5”(125mm)
     
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Diaphragm Valves
BRONZE
PN-16(Flanged)
½”(15mm) to 4”(100mm)
PN -10 (Flanged)
½”(15mm) to 8”(200mm)
 
CAST IRON
PN-16 (Flanged)
½”(15mm) to 4”(100mm)
PN-16 (Threaded)
½”(15mm) to 2”(50mm)
PN-10
½”(15mm) to 8”(200mm)
     
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Foot Valves
 
GUN METAL
PN-16
½”(15mm) to 6”(150mm)
 
CAST IRON
PN-16
1”(25mm) to 4”(100mm)
     
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Float Valves
 
GUN METAL
Threaded
PN-10
½”(15mm) to 2”(50mm)
 
CAST IRON
PN-10
2”(50mm) to 10”(250mm)
     
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Bib Cocks & Stop Cocks
 

GUN METAL/BRASS
PN-10 & PN-16
½”(15mm) to 2”(50mm)
 
 
     
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Ferrule Cocks
 

GUN METAL/BRASS
PN-16
½”(15mm) to 2”(50mm)
 
 
     
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Leader Valves and Boiler Mountings