Penerangan
Technical Data Sheet – Forged Steel Gate Valve
Design Standard: API 602
Material: A105N Carbon Steel
Pressure Class: Class 150
Size: 1-1/2″ (DN40)
Connection: Flanged / Threaded / Socket Weld (as required)
- General Design Specifications
|
Item
|
Standard / Parameter
|
|
Design Standard
|
API 602 / ASME B16.34 / BS 5352
|
|
Face-to-Face Dimension
|
ASME B16.10
|
|
End Connections
|
Flanged (RF) per ASME B16.5 / Threaded NPT per ASME B1.20.1 / Socket Weld per ASME B16.11
|
|
Penilaian Tekanan
|
Class 150 (PN 20)
|
|
Pressure-Temperature Rating
|
ASME B16.34
|
|
Inspection & Testing
|
API 598 / ISO 5208
|
|
Marking
|
MSS SP-25
|
|
Structure Type
|
Bolted Bonnet / OS&Y (Outside Screw and Yoke)
|
|
Bonnet Design
|
Bolted Bonnet with Spiral Wound Gasket
|
- Material Specifications
|
Komponen
|
bahan
|
Standard / Grade
|
|
Badan
|
A105N Carbon Steel
|
ASTM A105N
|
|
Bonnet
|
A105N Carbon Steel
|
ASTM A105N
|
|
Gate (Wedge)
|
A182 F6a (13Cr) / A105N + Hardfaced
|
ASTM A182 F6a or Hardened
|
|
Seat Ring
|
A105N + Stellite / A182 F304
|
Integral or Welded
|
|
Batang
|
A182 F6a (13Cr)
|
ASTM A182 F6a
|
|
Stem Packing
|
Flexible Graphite
|
–
|
|
Gasket
|
Spiral Wound 316SS + Flexible Graphite
|
|
|
Bonnet Bolts
|
A193 B7
|
ASTM A193 Grade B7
|
|
Bonnet Nuts
|
A194 2H
|
ASTM A194 Grade 2H
|
|
Handwheel
|
Malleable / Ductile Iron
|
–
|
- Pressure-Temperature Rating (Class 150 – A105N Material)
Note: Based on ASME B16.34 for carbon steel materials.
|
Temperature °C
|
Temperature °F
|
Max. Working Pressure (bar)
|
Max. Working Pressure (psi)
|
|
-29 to 38
|
-20 to 100
|
19.6
|
285
|
|
100
|
212
|
17.7
|
257
|
|
150
|
302
|
15.8
|
229
|
|
200
|
392
|
13.8
|
200
|
|
250
|
482
|
12.1
|
176
|
|
300
|
572
|
10.2
|
148
|
|
400
|
752
|
6.9
|
100
|
|
425
|
800
|
5.8
|
85
|
Maximum service temperature for A105N material: 425°C (800°F) .
- Dimensional Data – 1-1/2″ (DN40) Class 150
Flanged Type (RF) – Dimensions in mm
|
Dimension
|
Value
|
|
Face-to-Face Length (L) – RF
|
165 mm (6.50″)
|
|
Height – Open (H)
|
227 – 258 mm (approx.)
|
|
Handwheel Diameter (W)
|
160 – 180 mm
|
|
Raised Face Diameter
|
73 mm (2.88″)
|
|
Number of Bolt Holes
|
4
|
|
Bolt Hole Diameter
|
16 mm (0.62″)
|
|
Bolt Circle Diameter
|
98.4 mm (3.88″)
|
|
Weight – Flanged Type
|
Approx. 12.5 – 19.5 kg
|
Threaded / Socket Weld Type – Dimensions in mm
|
Dimension
|
Value
|
|
Face-to-Face Length (L)
|
121 – 135 mm (approx.)
|
|
Height – Open (H)
|
227 – 244 mm
|
|
Handwheel Diameter (W)
|
160 – 180 mm
|
|
NPT Thread Size
|
1-1/2″ NPT (per ASME B1.20.1)
|
|
Socket Weld Bore Diameter
|
49 mm (1.93″) approx.
|
|
Weight – Threaded/SW Type
|
Approx. 6.9 – 8.2 kg
|
- Applicable Standards Summary
|
Standard
|
Penerangan
|
|
API 602
|
Steel Gate, Globe, and Check Valves for Sizes DN 15 through DN 50 for Petroleum and Natural Gas Industries
|
|
ASME B16.34
|
Valve Flanged, Threaded, and Welding End Pressure-Temperature Ratings
|
|
ASME B16.10
|
Face-to-Face and End-to-End Dimensions of Valves
|
|
ASME B16.5
|
Pipe Flanges and Flanged Fittings
|
|
ASME B1.20.1
|
Pipe Threads, General Purpose (Inch)
|
|
ASME B16.11
|
Forged Steel Fittings, Socket-Welding and Threaded
|
|
API 598
|
Valve Inspection and Testing
|
- Service Conditions
- Suitable Media: Water, Oil, Steam, Gas, and Non-Corrosive Media
- Julat Suhu: -29°C to +425°C (-20°F to +800°F) for A105N material
- Pressure Range: Class 150 (up to 19.6 bar @ ambient temperature)
- Connection Options: Flanged (RF), NPT Threaded, Socket Weld
- Operasi: Handwheel (Standard) / Gearbox / Actuator (Optional)
- Features & Options
- Bolted Bonnet Design for Easy Maintenance
- OS&Y (Outside Screw and Yoke) Construction
- Flexible Graphite Packing for Reliable Stem Sealing
- Renewable Seat Rings or Hardfaced Seats (Optional)
- NACE MR0175 / ISO 15156 Compliance for Sour Service
- Fugitive Emission Packing (ISO 15848 / TA-Luft)
- By-Pass Connection (Optional)
- Gear Operator for Larger Sizes or High Pressure
- Extended Stem for Insulated Pipelines
Note: Dimensional data may vary slightly between manufacturers. For exact dimensions, refer to the specific manufacturer’s catalog or consult technical drawings .
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