The ASTM A216 WCB Gate Valve is a durable and reliable solution. Made from cast carbon steel, it features a full port design, ensuring minimal flow resistance. Compliant with API 600 and ASME B16.34 standards, it offers a 4-inch (DN100) size, Class 150 LB pressure rating, and PN20 compatibility. The rising stem design enhances ease of operation, while the low emission features ensure minimal leakage. This gate valve is ideal for high-performance systems requiring secure sealing and long-lasting reliability.
Product Name: ASTM A216 WCB Gate Valve
Port: Full Port
Design Standard: API 600, ASME B16.34
Body Material: ASTM A216 WCB
Size: 4 Inch, DN100
Pressure: Class 150 LB, PN20
End: Flanged
Operation: Handwheel
Features: Investment Casting, Rising Stem
Standard
Flange Standard: ASME B16.5
Face to Face Standard: ASME B16.10
Testing Standard: API 598
Working Temperature: -20°C to 180°C
Product Range
Material: ASTM A216 WCB, A351 CF8, CF8M
Size: DN15–DN700
Working Pressure: Class 150-600 LB
Industries: Petroleum, Chemical, Natural Gas, Biochemical, Pharmaceutical, Environmental Protection, New Energy
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.