(API 624 Additional High Temperature Version)
Key Specifications / Features
The Pressure Seal Bonnet Check Valve Manufacturer offers a high-performance Swing Check Valve designed to meet the stringent standards of BS 1868 and API 6D. This valve features a robust ASTM A216 WCB carbon steel body, ensuring durability and strength in demanding industrial applications. With an 8-inch size and a Class 900 LB rating, it is engineered to handle high-pressure conditions with reliability. The valve is designed for low leakage, contributing to its efficiency and environmental friendliness. It features a pressure seal bonnet, which enhances sealing performance under high pressure, and is available with butt-weld (BW) ends.
- Model No.: MV-20250611-CSCV-06
- Hits: 98
- Categories: Cast Steel Check Valve
- Tags: Pressure Seal Bonnet Check Valve, 8 Inch Check Valve, BS 1868 Check Valve
Detail Information
Product Name: Pressure Seal Bonnet Check Valve
Type: Swing Check Valve
Design Standard: BS 1868, API 6D
Body Material: ASTM A216 WCB Carbon Steel
Size: 8 Inch, DN200
Pressure: Class 900 LB, PN150
End Connection: Butt Weld
Face to Face Standard: ASME B16.10, MFG
Test & Inspection Standard: API 598
Certificates: TA-Luft, ISO 15848-1, API 622, ect
Product Range
Body Materials: Cast Carbon Steel, Stainless Steel, Alloy Steel, ect.
Gasket & Packing Material: Graphite/PTFE
Size Range: 2-20 Inch, DN50-DN500
Pressure Range: Class 150-2500 LB, PN16-PN420
End Connection: BW, Flanged
Temperature Range: -29°C to 429°C
Medium: Water, Oil & Gas
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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