How to overhaul the components of a centrifugal pump

1. Centrifugal oil pump pump head, pump housing and guide impeller 1. Clean and inspect the impeller at all levels, and there should be no defects such as wear, cracks, erosion, etc.

2. The anti-rotation pin of the centrifugal pump guide vane should b.......

To calmly treat China's SUV fever

At this year's Shanghai Auto Show, new energy vehicles are undoubtedly a hot spot, but in addition, people who are attentive may find that SUVs are becoming the focus of domestic and foreign manufacturers' recommendations.

In the United States.......

Fertilizer trade fair held in November

"The 13th National Fertilizer Information Exchange and Product Trade Fair" (hereinafter referred to as "Summary of Fertilizer") will be held in Nanning, Guangxi Zhuang Autonomous Region on November 1-4, 2011. The conference was approved by the Ministry of Agriculture, h.......

New type builder gear destruction analysis and innovation


1VH2-280 reducer use conditions and damage The VH2-280 reducer is a two-stage vertical parallel shaft spur gear reducer produced by a foreign company. It is used for the air-cooling fan system of a 600MW steam turbine generator set in a domestic power plant.
The fan is axial flow type.......