TECHNICAL DATA SHEET (TDS)
WELDED BODY Y-PATTERN GLOBE VALVE
- GENERAL SPECIFICATIONS
|
Parameter
|
Value
|
|
Valve Type
|
Y-Pattern Globe Valve
|
|
Connection Type
|
Butt Weld Ends (BWE)
|
|
Size
|
2 inch (DN50)
|
|
Pressure Class
|
ASME 900LB (Class 900)
|
|
Design Standard
|
ASME B16.34
|
|
Temperature Range
|
-29°C to +593°C
|
|
Operation
|
Handwheel/Gearbox/Actuator (Optional)
|
- MATERIAL SPECIFICATION
|
Component
|
Material Standard
|
Grade
|
|
Body/Bonnet
|
ASTM A182
|
F22 (Chrome-Molybdenum Steel)
|
|
Disc
|
ASTM A182
|
F22 or F6a
|
|
Seat Ring
|
ASTM A182
|
F6a + Stellite Hardfacing
|
|
Stem
|
ASTM A182
|
F6a or 17-4PH SS
|
|
Stem Packing
|
Flexible Graphite + 316SS Braid
|
—
|
|
Gasket
|
Spiral Wound Gasket
|
304/316 + Graphite
|
- DESIGN & PERFORMANCE
|
Feature
|
Requirement
|
|
Design Pressure
|
Per ASME B16.34 Class 900 Rating
|
|
Seat Leakage Class
|
API 598 / ISO 5208 Class IV (Zero Leakage Optional)
|
|
Flow Direction
|
Flow Under Plug (Standard)
|
|
Face-to-Face Length
|
ASME B16.10
|
|
Weld End Preparation
|
ASME B16.25 (Bevel Details)
|
|
Pressure Test
|
API 598
|
|
Hydro Test Pressure
|
Shell: 37.9 MPa / Seat: 27.6 MPa
|
- TEMPERATURE-PRESSURE RATING (ASME B16.34)
|
Temp. (°C)
|
Max. W.P. (MPa)
|
Max. W.P. (psi)
|
|
38
|
15.3
|
2,220
|
|
100
|
15.3
|
2,220
|
|
200
|
14.1
|
2,045
|
|
300
|
12.8
|
1,855
|
|
400
|
11.2
|
1,625
|
|
500
|
8.6
|
1,245
|
|
593
|
5.3*
|
770*
|
*With material certification
- SPECIAL REQUIREMENTS
- Heat Treatment: Quenched & Tempered (Q&T), Hardness ≤22 HRC
- Weld Repair: Pressure-containing parts per ASME Section VIII Div.1
- NACE MR0175/ISO 15156: Compliant for sour service (if specified)
- Fire-Safe Design: API 607/API 6FA (on request)
- Seat Hardfacing: Stellite ≥2mm thickness
- INSPECTION & CERTIFICATION
- NDE: 100% Radiographic Testing (RT) per ASME Sec. V
- Certificates: MTC with Traceability, PMI Report, NDE Reports
- Marking: Permanent identification per MSS SP-25
- APPLICATIONS
Severe service in petrochemical, power generation (supercritical units), high-temperature steam systems.
NOTES:
- Final design subject to process conditions review.
- Stress analysis report (FEA per ASME Section III Div.1) and seismic certification available upon request.
- Body cavity pressure relief design per ASME B16.34 Appendix III (optional).
- GUATANTEE
SAVVY VALVES is committed to delivering exceptional product quality and worry-free after-sales service. Our valves are guaranteed to provide a minimum service life of 12 months, during which we will supply all necessary spare parts and detailed maintenance instructions free of charge. Within the warranty period, if any non-human-induced damage occurs, we will replace components at no cost and provide professional technical support. After the warranty expires, customers only need to pay for the cost of spare parts, while still benefiting from discounted maintenance services. Our goal is to help clients reduce operational costs and enhance production efficiency through reliable quality and comprehensive after-sales support. Whether for technical inquiries or maintenance needs, our expert team will respond promptly to ensure your valve system maintains optimal performance at all times.
