Recently,the nominal diameter pig valve-DN800 pig valve,which research and manufacture by Zigong New Dipper Valve Co.,Ltd has passed the ex-factory verification by Sinopec expert team. This is a flag that the pipeline pigging key equipment (pig valve) which manufacture by Dipper Valve made another big breakthrough after the breakthrough in manufacture DN600 pig valve.
This pig valve ex-factory verification and acceptance are organized by Sinopec (Hongkong) Limited, Sinopec Shanghai Engineering Company Limited (SSEC),Maoming R&P Petrochemical Engineering Co.,Ltd,Nanjing Guohai Chemical Equipment Research Institute,these three parties are also involved in the this test as owner,engineering party and third party. The expert team had carefully reviewed our manufacturing and researching conclusion report,the test report issued by Administration Of Quality And Technology Supervision,visited manufacturing workshop,checked process equipments and manufacturing products,tested pig valves’ performance.
The expert team conclude: Dipper Valve product design is reasonable,the structure is advanced, workmanship is exquisite,performance is reliable,the process could guarantee the quality, the test item,content and result of performance test and verification test had met the contract and other document requirement,Dipper Valve have the manufacturing capability based on its processing equipments,test and quality guarantee system.