Method to measure the axial clearance of gear pump

1, select the appropriate specifications of the wrenches (preferred) or open-end wrench; use 0 ~ 25mm diameter micrometer; 2, the appropriate choice of soft lead wire diameter (0.5 <d <1.3mm) 2, each length of about gear pitch circumference; 3, pressure lead wire operation 1) assemble the

Luoyang Petrochemical developed a new asphalt product

In recent years, Sinopec Luoyang Branch has developed A-100 ordinary road asphalt and AH-90 heavy-duty asphalt. It has passed the technical appraisal of the Ministry of Communications and has been officially put on the market with good economic returns. It is reported that the comp

JAC Shuai Ling light trucks embark on military career

On March 13, 2006, the 1200 Jianghuai Shuailing high-end light truck delivery ceremony of the People's Liberation Army General Armament Department was held in Anhui Jianghuai Automobile Co., Ltd. Military materials have historically required strict rigour, especially for automotive products t

Tunnel construction technology in karst area

Guide: When the tunnel construction reaches the edge of the cave and the dark river, the tunneling should be suspended, and the cavern near the cave and the dark river should be properly strengthened. At the same time, the shape, extent, size, filling, development and groundwater of the cave should

China's new energy vehicles "shift speed" in the market

On the 13th, 120 pure electric vehicles in Huadu District of Guangzhou City went to the streets, and the person in charge of the Guangzhou Municipal Development and Reform Commission disclosed that by 2015, the total number of new energy vehicles in Guangzhou will reach 10,000. Over the years, Ch