{"id":32064,"date":"2025-10-31T13:43:54","date_gmt":"2025-10-31T06:43:54","guid":{"rendered":"https:\/\/valvecongnghiep.com\/van-1-chieu-thep-a105-noi-bich-jis20k-dr\/"},"modified":"2025-10-31T13:43:54","modified_gmt":"2025-10-31T06:43:54","slug":"swing-check-valve-a105-jis20k-dr","status":"publish","type":"product","link":"https:\/\/valvecongnghiep.com\/en\/product\/swing-check-valve-a105-jis20k-dr\/","title":{"rendered":"SWING CHECK VALVE A105 JIS20K DR"},"content":{"rendered":"

The A105 swing check valve with JIS20K flange connection by DR is designed according to API 602 standards, suitable for industrial piping systems requiring high tightness and the ability to withstand high pressure. The valve body is made from forged A105 steel, precisely machined to ensure excellent mechanical strength and heat resistance. This product belongs to the range of industrial valves distributed by T\u00e2n Th\u00e0nh, trusted by many factories, industrial zones, and fluid control systems. With a JIS B2220:2004 standard flange connection, the valve is easy to install and maintain across various system configurations.<\/p>\n

Technical Specifications of the A105 JIS20K DR Check Valve<\/strong><\/h2>\n

Below are the key technical specifications of the genuine DR check valve with JIS20K flange and A105 forged steel body:<\/p>\n

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Construction Materials:<\/strong><\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n
No.<\/strong><\/td>\nPart<\/strong><\/td>\nMaterial<\/strong><\/td>\n<\/tr>\n<\/thead>\n
1<\/td>\nBody<\/td>\nASTM A105<\/td>\n<\/tr>\n
2<\/td>\nSeat<\/td>\nASTM A182 F6a<\/td>\n<\/tr>\n
3<\/td>\nDisc<\/td>\nASTM A182 F6a<\/td>\n<\/tr>\n
4<\/td>\nHinge<\/td>\nASTM A182 F6a<\/td>\n<\/tr>\n
5<\/td>\nYoke<\/td>\nASTM A105<\/td>\n<\/tr>\n
6<\/td>\nGasket<\/td>\nStainless Steel + Graphite<\/td>\n<\/tr>\n
7<\/td>\nBonnet<\/td>\nASTM A105<\/td>\n<\/tr>\n
8<\/td>\nBolt<\/td>\nASTM A193 B7<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Standard Dimensions (DN25 \u2013 JIS 20K):<\/strong><\/h2>\n\n\n\n\n\n\n\n\n\n\n\n
Parameter<\/strong><\/td>\nUnit (mm)<\/strong><\/td>\nValue<\/strong><\/td>\n<\/tr>\n<\/thead>\n
L<\/td>\n203<\/td>\n<\/td>\n<\/tr>\n
D<\/td>\n125<\/td>\n<\/td>\n<\/tr>\n
K<\/td>\n90<\/td>\n<\/td>\n<\/tr>\n
R<\/td>\n67<\/td>\n<\/td>\n<\/tr>\n
n-\u03a6d<\/td>\n4-\u03a619<\/td>\n<\/td>\n<\/tr>\n
T<\/td>\n16<\/td>\n<\/td>\n<\/tr>\n
f<\/td>\n2<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Applications of the DR JIS20K A105 Steel Check Valve<\/strong><\/h2>\n

The DR A105 steel check valve with JIS20K flange connection is used in systems requiring high pressure resistance and operation under harsh temperature conditions. The valve operates automatically, allowing fluid to flow in only one direction while preventing backflow, effectively protecting equipment such as pumps, tanks, and pipelines from water hammer damage.<\/p>\n

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The product is commonly used in:<\/strong><\/p>\n