The ASTM A217 C12A Swing Check Valve is a high-performance valve designed for critical industrial applications. Manufactured by a reputable supplier, it features a pressure seal bonnet, ensuring reliable sealing under high-pressure conditions. Certified to API 6D and BS 1868 standards, this valve is made from durable alloy steel, offering excellent strength and corrosion resistance. With a 16-inch (DN400) size and a rating of Class 2500 LB (PN420), it is suitable for high-pressure systems. The valve has butt weld ends for secure and efficient installation.
Product Name: ASTM A217 C12A Swing Check Valve, Pressure Seal Bonnet
Type: Swing Check Valve
Design Standard: API 6D, BS 1868
Body Material: ASTM A217 C12A
Size: 16 Inch, DN400
Pressure: Class 2500 LB, PN420
End Connection: Butt Weld
Face to Face Standard: ASME B16.10
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, etc
Gasket & Packing Material: Graphite/PTFE
Size Range: 2-60 Inch, DN50-DN1500
Pressure Range: Class 900-2500 LB, PN150-PN420
End Connection: RF, SW, BW
Temperature Range: -29°C to 429°C
Medium: Water, Oil, Gas, 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.