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閘閥、球型閥和止回閥
經過多年來在世界各地的火力發電廠、核電廠以及石油和天然氣行業的使用經驗,已證明Velan全範圍的閘閥、球型閥和止回閥適用於所有高壓和高溫的應用,也只有 Velan 具有提供尺寸最高達 24" (600 mm) 的一體式鍛造閥門的優勢。
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Bolted bonnet flexible wedge gate valves
Size range(s)
NPS 2 - 24
(DN 50 - 600)
Pressure rating
ASME Classes
150 - 1500
Standard connections
Socket weld, Butt weld
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Hydrofluoric Acid Alkylation Cast Carbon Steel and Monel® Swing Check Valve
Size range(s)
NPS 2-30
(DN 50-750)
Pressure rating
ASME Classes 150, 300,
and 600
Standard connections
Flanged
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Hydrofluoric Acid Alkylation Cast Carbon Steel and Monel® Globe Valve
Hydrofluoric Acid Alkylation Cast Carbon Steel and Monel® Globe Valve
氫氟酸烷基化鑄造碳鋼和 Monel®球型閥
Size range(s)
NPS 2-12
(DN 50-300)
Pressure rating
ASME Classes 150, 300, and 600
Standard connections
Flanged
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Hydrofluoric Acid Alkylation Cast Carbon Steel and Monel ® Gate Valves
Size range(s)
NPS 2-30
(DN 50-750)
Pressure rating
ASME Classes 150, 300, and 600
Standard connections
Flanged
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Cast steel bellows seal globe valves
Size range(s)
NPS 1/4 - 2 (DN 8 - 50)
Pressure rating
ASME Classes 150 - 2500
Standard connections
Socket weld, Flanged
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Cast steel bellows seal gate
Size range(s)
NPS 2 - 12
(DN 50 - 300)
Pressure rating
ASME Classes 150 - 600
Standard connections
Flanged, Butt weld
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Cryogenic globe valves
Size range(s)l
NPS 2 - 16
(DN 50 - 400)
Pressure rating
ASME Classes 150 - 600
Standard connections
Butt weld, Flanged
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Cryogenic gate valves
Size range(s)
NPS 2 - 48
(DN 50 - 1200)
Pressure rating
ASME Classes
150 - 1500
Standard connections
Butt weld, Flanged
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Swing check valves
Size range(s)
NPS 2 - 48
(DN 50 - 1200)
Pressure rating
ASME Classes
150 - 1500
Standard connections
Flanged
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Globe valves
Size range(s)
NPS 2 - 24
(DN 50 - 600)
Pressure rating
ASME Classes
150 - 1500
Standard connections
Flanged
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Gate valves (API 600)
Size range(s)
NPS 2 - 64
(DN 50 - 1600)
Pressure rating
ASME Classes
150 - 1500
Standard connections
Flanged
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鑄造鋼波紋管密封球型閥
Size range(s)
NPS 1/4 - 2 (DN 8 - 50)
Pressure rating
ASME Classes 150 - 2500
Standard connections
Socket weld, Flanged
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氫氟酸烷基化鑄造碳鋼和 Monel®橫式止回閥
Size range(s)
NPS 2-30
(DN 50-750)
Pressure rating
ASME Classes 150, 300,
and 600
Standard connections
Flanged
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氫氟酸烷基化鑄造碳鋼和 Monel®球型閥
Size range(s)
NPS 2-12
(DN 50-300)
Pressure rating
ASME Classes 150, 300, and 600
Standard connections
Flanged
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氫氟酸烷基化鑄造碳鋼和 Monel® 閘閥
Size range(s)
NPS 2-30
(DN 50-750)
Pressure rating
ASME Classes 150, 300, and 600
Standard connections
Flanged
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鑄造鋼波紋管密封閘閥
Size range(s)
NPS 2 - 12
(DN 50 - 300)
Pressure rating
ASME Classes 150 - 600
Standard connections
Flanged, Butt weld
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低溫球型閥
Size range(s)l
NPS 2 - 16
(DN 50 - 400)
Pressure rating
ASME Classes 150 - 600
Standard connections
Butt weld, Flanged
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低溫閘閥
Size range(s)
NPS 2 - 48
(DN 50 - 1200)
Pressure rating
ASME Classes
150 - 1500
Standard connections
Butt weld, Flanged
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耐腐蝕鑄鋼橫式止回閥
Size range(s)
NPS 1/2 - 12
(DN 15 - 300)
Pressure rating
ASME Classes
15 - 600
Standard connections
Flanged, threaded, socket weld or combination
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耐腐蝕鑄鋼球型閥
Size range(s)
NPS 1/2 - 6
(DN 15 - 150)
Pressure rating
ASME Classes
150 - 600
Standard connections
Flanged, threaded, or socket weld
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閘閥 (API 600)
Size range(s)
NPS 2 - 64
(DN 50 - 1600)
Pressure rating
ASME Classes
150 - 1500
Standard connections
Flanged
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API 602 鍛造鋼閘閥
Size range(s)
NPS 1/4 - 2 (DN 8 - 50)
Pressure rating
ASME Classes 150 - 1500
Standard connections
Threaded, socket weld, flanged
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API 602 鍛造鋼球型閥
Size range(s)
NPS 1/4 - 2 (DN 8 - 50)
Pressure rating
ASME Class 150 - 1500
Standard connections
Threaded, socket weld, flanged
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API 602 鍛鋼止回閥
Size range(s)
NPS 1/4 - 2 (DN 8 - 50)
Pressure rating
ASME Classes
150 - 1500
Standard connections
Threaded, Socket weld, Flanged
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ASME B16.34 鍛鋼無閥蓋活塞止回閥
Size range(s)
NPS ¼ - 4 (DN 8 - 100)
Pressure rating
ASME Classes 1690 - 4500
Standard connections
Threaded, socket weld, butt weld
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API 602 鍛鋼加長閥體閘閥
Size range(s)
NPS 1/2 - 2 (DN 15 - 50)
Pressure rating
ASME Class 800 - 1500
Standard connections
Threaded, Socket weld
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ASME B16.34 鍛鋼斜口球型閥
Size range(s)
NPS 1/2 - 2 (DN 15 - 50)
Pressure rating
ASME Classes
800 - 2680
Standard connections
Threaded, Socket weld, Butt weld
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ASME B16.34 鍛鋼連續排汙閥
Size range(s)
NPS 1/2 - 2
(DN 15 - 200)
Pressure rating
ASME Classes
600 - 2500
Standard connections
Threaded, Socket weld
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API 602 低溫閘閥
Size range(s)
NPS 1/4 - 2
(DN 8 - 50)
Pressure rating
ASME Classes
150 - 2500
Standard connections
Socket weld, Flanged
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API 602 低溫球型閥
Size range(s)
NPS 1/4 - 2 (DN 8 - 50)
Pressure rating
ASME Classes
150 - 2500
Standard connections
Socket weld, Flanged
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API 602 波紋管密封閘閥
Size range(s)
NPS 1/2 - 2 (DN 15 - 50)
Pressure rating
ASME Classes
150 - 1500
Standard connections
Threaded, Socket weld, Flanged
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API 602 加長閥體波紋管密封閘閥
Size range(s)
NPS 1/2 - 2 (DN 15 - 50)
Pressure rating
ASME Classes
800 - 1500
Standard connections
Threaded, Socket weld
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API 602 波紋管密封球型閥
Size range(s)
NPS 1/2 - 2 (DN 15 - 50)
Pressure rating
ASME Classes 150 - 800
Standard connections
Threaded, socket weld, flanged
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ASME B16.34 鍛鋼無閥蓋Y型球型閥
Size range(s)
NPS 1/4 - 4 (DN 8 - 100)
Pressure rating
ASME Classes 1690 - 4500
Standard connections
Socket weld, butt weld, and threaded
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ASME B16.34 Forged Steel Bonnetless Y-Pattern Globe Valve
Size range(s)
NPS 1/4 - 4 (DN 8 - 100)
Pressure rating
ASME Classes 1690 - 4500
Standard connections
Socket weld, butt weld, and threaded
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API 602 Extended Body Bellows Seal Gate Valve
Size range(s)
NPS 1/2 - 2 (DN 15 - 50)
Pressure rating
ASME Classes
800 - 1500
Standard connections
Threaded, Socket weld
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API 602 Bellows Seal Globe Valve
Size range(s)
NPS 1/2 - 2 (DN 15 - 50)
Pressure rating
ASME Classes 150 - 800
Standard connections
Threaded, socket weld, flanged
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API 602 Bellows Seal Gate Valve
Size range(s)
NPS 1/2 - 2 (DN 15 - 50)
Pressure rating
ASME Classes
150 - 1500
Standard connections
Threaded, Socket weld, Flanged
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API 602 Cryogenic Globe Valve
Size range(s)
NPS 1/4 - 2 (DN 8 - 50)
Pressure rating
ASME Classes
150 - 2500
Standard connections
Socket weld, Flanged
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API 602 Cryogenic Gate Valve
Size range(s)
NPS 1/4 - 2
(DN 8 - 50)
Pressure rating
ASME Classes
150 - 2500
Standard connections
Socket weld, Flanged
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ASME B16.34 Forged Steel Continuous Blowdown Valve
Size range(s)
NPS 1/2 - 2
(DN 15 - 200)
Pressure rating
ASME Classes
600 - 2500
Standard connections
Threaded, Socket weld
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ASME B16.34 Forged Steel Inclined Globe Valve
Size range(s)
NPS 1/2 - 2 (DN 15 - 50)
Pressure rating
ASME Classes
800 - 2680
Standard connections
Threaded, Socket weld, Butt weld
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API 602 Forged Steel Extended Body Gate Valve
Size range(s)
NPS 1/2 - 2 (DN 15 - 50)
Pressure rating
ASME Class 800 - 1500
Standard connections
Threaded, Socket weld
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ASME B16.34 Forged Steel Bonnetless Piston Check Valve
Size range(s)
NPS ¼ - 4 (DN 8 - 100)
Pressure rating
ASME Classes 1690 - 4500
Standard connections
Threaded, socket weld, butt weld
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API 602 Forged Steel Check valves
Size range(s)
NPS 1/4 - 2 (DN 8 - 50)
Pressure rating
ASME Classes
150 - 1500
Standard connections
Threaded, Socket weld, Flanged
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API 602 Forged Steel Globe valves
Size range(s)
NPS 1/4 - 2 (DN 8 - 50)
Pressure rating
ASME Class 150 - 1500
Standard connections
Threaded, socket weld, flanged
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API 602 Forged Steel Gate valves
Size range(s)
NPS 1/4 - 2 (DN 8 - 50)
Pressure rating
ASME Classes 150 - 1500
Standard connections
Threaded, socket weld, flanged
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ASME B16.34 鍛鋼無骨 Y 型波紋管密封球型閥
Size range(s)
NPS 1/2 - 2 (DN 15 - 50)
Pressure rating
ASME Classes 150 - 800
Standard connections
Threaded, socket weld, butt weld
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ASME B16.34 鍛鋼無閥蓋Y型球型閥
Size range(s)
NPS 1/4 - 4 (DN 8 - 100)
Pressure rating
ASME Classes 1690 - 4500
Standard connections
Socket weld, butt weld, and threaded
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Bellows seal globe valves, hermetically-sealed y-pattern
Size range(s)
NPS 1/2 - 2 (DN 15 - 50)
Pressure rating
ASME Classes 150 - 800
Standard connections
Threaded, socket weld, butt weld
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Forged steel y-pattern bonnetless globe valves
Size range(s)
NPS 1/4 - 4 (DN 8 - 100)
Pressure rating
ASME Classes 1690 - 4500
Standard connections
Socket weld, butt weld, and threaded
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Coker Diverter Valve (Three and Four-Way)
Size Range
NPS 3 - 18 (DN 80 - 450)
Pressure Class
ASME Classes 150 - 900
Standard Connections
Flanged (RTJ, RF)
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Velflex Cryogenic High Performance Flanged Butterfly Valve
Size Range
NPS 6 - 48 (DN 150 - 1200)
Pressure Class
ASME classes 150 - 300
Standard Connections
Flanged
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Velflex Cryogenic High Performance Butt Weld Butterfly Valve
Size Range
NPS 6 - 42 (DN 150 - 1050)
Pressure Class
ASME classes 150 - 300
Standard Connections
Butt weld
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Torqseal® 2.0 Triple Offset Valve
Size Range
NPS 3 - 96 (DN 80 - 2400)
Pressure Class
ASME Classes 150 - 600
Standard Connections
Lug, Double flanged (short and long) pattern, Butt weld
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Torqseal® Triple Offset Cryogenic Valve
Size Range
NPS 3 - 80 (DN 80 - 2000)
Pressure Class
ASME Class 150 - 900
Standard Connections
Flanged
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Securaseal R-Series Ebullated Bed Valve
Size Range
NPS 1/2 - 36 (DN 15 - 900)
Pressure Class
ASME Class 150, 300, 600, 900, 1500, 2500 and 4500
Standard Connections
Flanged (RF, RTJ), butt weld, socket weld, threaded, hub ends
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Securaseal N-Series Hydromet Ball Valve
Size Range
NPS 1/2 - 16 (DN 15 - 400)
Pressure Class
ASME Classes 150 - 900
Standard Connections
Flanged (RF, RTJ), Butt weld, Socket weld, Threaded
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Securaseal L-Series High Temperature Ball Valve
Size Range
NPS 4 - 24 (DN 100 - 600)
Pressure Class
ASME classes 150 - 300
Standard Connections
Flanged
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Valvac V3P-1000 General Purpose Ball Valve
Size Range
NPS 1/4 - 2 (DN 8 - 50)
Pressure Class
Up to 1000 psig
Standard Connections
Threaded, Socket weld
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Valvac VEE-2000 General Purpose Ball Valve
Size Range
NPS 1/4 - 2 (DN 8 - 50 mm)
Pressure Class
Up to 2000 psig
Standard Connections
Threaded
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Valvac VOP-1000 General Purpose Ball Valve
Size Range
NPS 1/4 - 2 (DN 8 - 50)
Pressure Class
Up to 1000 psig
Standard Connections
Threaded
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VTP-2000 Three-Piece High Performance Ball Valve
Size range(s)
NPS 1/2 - 2
(DN 15 - 50)
full and regular port
Pressure rating
1500–2000 WOG
Standard connections
Socket weld, Threaded
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Memoryseal™ Cryogenic Top-Entry Ball Valve
Size range(s)
NPS 3/8 - 3 (DN 10 - 80)
Pressure rating
ASME Class 600
Standard connections
Socket weld, Threaded
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Memoryseal™ Cryogenic Split-Body Ball Valve
Size range(s)
NPS 1/2 - 24
(DN 15 - 600)
Pressure rating
ASME Class 150 - 600
Standard connections
Flanged
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Memoryseal™ HB-2000 Resilient-Seated Ball Valve
Size range(s)
NPS 1/4 - 2 (DN 8 - 50)
Pressure rating
up to 2000 psig
Standard connections
Threaded
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Memoryseal™ EE-1000 Resilient-Seated Ball Valve
Size range(s)
NPS 1/2 - 2 (DN 15 - 50)
Pressure rating
up to 1000 psig
Standard connections
Threaded
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Memoryseal™ EP-2000 Resilient-Seated Ball Valve
Size range(s)
NPS 1/4 - 2 (DN 8 - 50)
Pressure rating
up to 2000 psig
Standard connections
Threaded
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焦化器切換閥(三通或四通)
Size range(s)
NPS 3 - 18 (DN 80 - 450)
Pressure rating
ASME Classes 150 - 900
Standard connections
Available
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Velflex 低溫高性能法蘭蝶閥
Size range(s)
NPS 6 - 48
(DN 150 - 1200)
Pressure rating
ASME Classes
150 - 300
Standard connections
Flanged
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Velflex 低溫高性能對焊蝶閥
Size range(s)
NPS 6 - 42
(DN 150 - 1050)
Pressure rating
ASME Classes 150 - 300
Standard connections
Butt weld
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Torqseal® 2.0 三偏心閥
Size range(s)
NPS 3 - 96
(DN 80 - 2400)
Pressure rating
ASME Classes 150 - 600
Standard connections
Lug, Double flanged (short and long) pattern, Butt weld
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Torqseal® 三偏心低溫閥
Size range(s)
NPS 3 - 80
(DN 80 - 2000)
Pressure rating
ASME Class 150 - 900
Standard connections
Flanged
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R系列鑄造及鍛造金屬閥座球塞閥
Size range(s)
NPS 1/2 - 36 (DN 15 - 900)
Pressure rating
ASME Class
150, 300, 600, 900, 1500, 2500 and 4500
Standard connections
Flanged (RF, RTJ), butt weld, socket weld, threaded, hub ends
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N系列鍛造金屬閥座球塞閥
Size range(s)
NPS 1/2 - 16
(DN 15 - 400)
Pressure rating
ASME Classes
150 - 900
Standard connections
Flanged (RF, RTJ), Butt weld, Socket weld, Threaded
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L型高溫金屬閥座球塞閥
Size range(s)
NPS 4 - 24
(DN 100 - 600)
Pressure rating
ASME Classes 150 - 300
Standard connections
Flanged
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V3P-1000 三片式球塞閥
Size range(s)
NPS 1/4 - 2
(DN 8 - 50)
Pressure rating
up to 1000 psig
Standard connections
Threaded, Socket weld
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VEE-2000 末端球塞閥
Size range(s)
NPS 1/4 - 2 (DN 8 - 50 mm)
Pressure rating
up to 2000 psig
Standard connections
Threaded
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VOP-1000 一體式球塞閥
Size range(s)
NPS 1/4 - 2 (DN 8 - 50)
Pressure rating
up to 1000 psig
Standard connections
Threaded
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VTP-2000高性能三片式球閥
Size range(s)
NPS 1/2 - 2
(DN 15 - 50)
full and regular port
Pressure rating
1500–2000 WOG
Standard connections
Socket weld, Threaded
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低溫頂裝式球塞閥
Size range(s)
NPS 3/8 - 3 (DN 10 - 80)
Pressure rating
ASME Class 600
Standard connections
Socket weld, Threaded
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低溫分離式球塞閥
Size range(s)
NPS 1/2 - 24
(DN 15 - 600)
Pressure rating
ASME Class 150 - 600
Standard connections
Flanged
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HB-200一體式球塞閥
Size range(s)
NPS 1/4 - 2 (DN 8 - 50)
Pressure rating
up to 2000 psig
Standard connections
Threaded
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EE-1000 頂裝式球塞閥
Size range(s)
NPS 1/2 - 2 (DN 15 - 50)
Pressure rating
up to 1000 psig
Standard connections
Threaded
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EP-2000 頂裝式球塞閥
Size range(s)
NPS 1/4 - 2 (DN 8 - 50)
Pressure rating
up to 2000 psig
Standard connections
Threaded
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TS-TSF-SF型鍛造蒸汽疏水閥
Size range(s)
NPS 3/8 - 1 (DN 10 - 25)
Pressure rating
ASME class 300/400
PMO up to 600 psi
Standard connections
Socket weld, Threaded, Butt weld, Flanged
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SSF 型蒸汽疏水閥
Size range(s)
NPS 1 1/2 - 2
(DN 40 - 50)
Pressure rating
ASME class 400 PMO up to 600 psi
Standard connections
Socket weld, Threaded, Butt weld, Flanged
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SPF-SP 型高容量活塞式蒸汽疏水閥
Size range(s)
NPS 1 - 3 (DN 25 - 80)
Pressure rating
PMO up to 1500 psi
Standard connections
Socket weld, Threaded, Butt weld, Flanged
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Q250 型全密封蒸汽疏水閥
Size range(s)
NPS 1/2 - 3/4
(DN 15 - 20)
Pressure rating
ASME class 300 PMO up to 250 psi
Standard connections
Socket weld, Threaded
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N 型鍛造 HP-HT 蒸汽疏水閥
Size range(s)
NPS 1/2 - 1 (DN 15 - 25)
Pressure rating
ASME class up to 4500 PMO up to 4500 psi
Standard connections
Socket weld, Threaded, Butt weld, Flanged
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MFT-MFTS 型浮球式雙金屬蒸汽疏水閥
Size range(s)
NPS 1/2 - 2 (DN 15 - 50)
Pressure rating
ASME class up to 150 PMO up to 300 psi
Standard connections
Socket weld, Threaded, Butt weld, Flanged
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鍛鋼 Piping King 自動冷凝水排放成套裝置
Size range(s)
NPS 3/8 - 3 (DN 10 - 80)
Pressure rating
ASME class up to 2500 PMO up to 2500 psi
Standard connections
Socket weld, Threaded, Butt weld, Flanged
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MFA-MFAS 型壓縮空氣排放疏水閥
Size range(s)
NPS 1/2 - 1 1/2
(DN 15 - 40)
Pressure rating
PMO up to 300 psi
Standard connections
Socket weld, Threaded, Butt weld, Flanged
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Type TS, TSF & SF forged steam traps
Size range(s)
NPS 3/8 - 1 (DN 10 - 25)
Pressure rating
ASME class 300/400
PMO up to 600 psi
Standard connections
Socket weld, Threaded, Butt weld, Flanged
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Type SSF steam traps
Size range(s)
NPS 1 1/2 - 2
(DN 40 - 50)
Pressure rating
ASME class 400 PMO up to 600 psi
Standard connections
Socket weld, Threaded, Butt weld, Flanged
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Type SPF & SP high capacity piston-operated steam traps
Size range(s)
NPS 1 - 3 (DN 25 - 80)
Pressure rating
PMO up to 1500 psi
Standard connections
Socket weld, Threaded, Butt weld, Flanged
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Type Q250 hermetically-sealed steam traps
Size range(s)
NPS 1/2 - 3/4
(DN 15 - 20)
Pressure rating
ASME class 300 PMO up to 250 psi
Standard connections
Socket weld, Threaded
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Type N forged HP/HT steam traps
Size range(s)
NPS 1/2 - 1 (DN 15 - 25)
Pressure rating
ASME class up to 4500 PMO up to 4500 psi
Standard connections
Socket weld, Threaded, Butt weld, Flanged
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Type MFT & MFTS float bimetallic steam traps
Size range(s)
NPS 1/2 - 2 (DN 15 - 50)
Pressure rating
ASME class up to 150 PMO up to 300 psi
Standard connections
Socket weld, Threaded, Butt weld, Flanged
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Type MFA & MFAS compressed air drain traps
Size range(s)
NPS 1/2 - 1 1/2
(DN 15 - 40)
Pressure rating
PMO up to 300 psi
Standard connections
Socket weld, Threaded, Butt weld, Flanged
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Piping King package units
Size range(s)
NPS 3/8 - 3 (DN 10 - 80)
Pressure rating
ASME class up to 2500 PMO up to 2500 psi
Standard connections
Socket weld, Threaded, Butt weld, Flanged
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HPTD-VTS 型熱動力蒸汽疏水閥
Size range(s)
NPS 3/8 - 1 (DN 10 - 25)
Pressure rating
ASME class 600/900 PMO up to 1000 psi
Standard connections
Socket weld, Threaded, Butt weld, Flanged
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Type HPTD & VTS thermodynamic steam traps
Size range(s)
NPS 3/8 - 1 (DN 10 - 25)
Pressure rating
ASME class 600/900 PMO up to 1000 psi
Standard connections
Socket weld, Threaded, Butt weld, Flanged