(API 624 Additional High Temperature Version)
Key Specifications / Features
The China Duplex 2205 Gate Valve is a high-performance valve designed in accordance with API 600 standards. It features a duplex stainless steel body and 1.4462 trim, offering excellent corrosion resistance and mechanical strength. The valve has a 2-inch diameter (DN50) and is rated for Class 300 LB and PN50 pressure, making it suitable for a wide range of industrial applications. It operates on an outside screw and yoke (OS&Y) mechanism with a bolted bonnet (BB) design, ensuring reliable performance. The valve is equipped with raised face (RF) flanged ends.
- Model no.: MV-20250626-CSGTV-02
- Hits: 7
- Categories: Cast Steel Gate Valve
- Tags: Duplex 2205 Gate Valve, 2 Inch Gate Valve, API 600 Gate Valve
Detail Information
Product Name: Duplex 2205 Gate Valve, OS&Y, BB
Design Standard: API 600
Body Material: Duplex 2205
Trim Material: 1.4462
Size: 2 Inch, DN50
Pressure: Class 300 LB, PN50
End Connection: RF Flanged
Operation: Handwheel
Certificates: TA-Luft, ISO 15848-1, API 622, ect
Product Range
Materials:
Carbon Steel: ASTM A216 WCB, WCC, A352 LCB, LCC
Stainless Steel: ASTM A351 CF3, CF8, CF3M, CF8M
Alloy Steel: ASTM A217 WC6, WC9
Duplex Steel: Duplex 2205
Size: 1/2-24 Inch, DN15-DN600
Working Pressure: Class 150-2500 LB, PN16-PN420
End Connection: RF, RTJ, FF
Face to Face Standard: ASME B16.10
Testing Standard: API 598
Working Temperature: -29°C to 550°C
Medium: Water, Oil, Gas, Acids, etc.
The packing used in cast steel valves is the M800 series graphite packing,
with a graphite carbon content exceeding 99% and a sulfur content below 50 PPM.
The dynamic leakage rate, as tested according to API 622, is less than 12 PPM.
The static leakage rate is below 6 PPM.
All the gaskets used are low-emission gaskets certified by TÜV Rheinland TA-LUFT
ISO 15848-1 Valve Tested Case Example: NPS4 Class 300 Valve
4-inch 300 LB Globe Valve: ISO 15848-1 Test at Ambient Temperature for 205 Cycles, High Leakage Rate of 1.8×10−7, Maximum Body Leakage at 11.6 PPMV
API 624 Valve Test Case 1: 12-inch 150 LB Gate Valve
12-inch 150 LB Gate Valve
API 624 Test
Maximum Packing Leakage: 46.7 PPMv
API 624 Valve Test Case 2： 12-inch 600 LB Gate Valve
12-inch 600 LB Gate Valve
API 624 Testing
Maximum packing leakage: 32 ppmv
Fire Test Certification of Valve Packing
Fire Test Report and Certification for 4-inch Gate Valve with M800 Packing
ISO 15848-1 Valve Tested Case Example: NPS12 Class 300 Valve
12-inch 300 LB Gate Valve
ISO 15848-1 Test at Ambient Temperature for 205 Cycles
High Leakage Rate: 1.6×10−6
Maximum Body Leakage: 7.7 PPMV
The API 624 test for the API 600 WCB 12-inch 150 LB gate valve utilized an M600 low-emission graphite packing set.
The ISO 15848-2 Type A test for the API 600 WCB 2-inch 150 LB gate valve, which requires emissions below 50 PPMV, was conducted using an M600 low-emission graphite packing set.
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