Application scope: This standard specifies the technical requirements, test methods, inspection rules and signs for cylindrical spiral springs (hereinafter referred to as springs) for locomotive and vehicle brakes. This standard applies to new refrigeration coil compression springs for circular .....

Nowadays, the application of the trolley line is becoming more and more widespread, and the manufacturers of trolley lines are also emerging. How the trolley line buyer chooses the line that is most suitable for him when purchasing the trolley line is the most important when purchasing the trolley .....

2016 Valve World in Germany - valve world valve exhibition, valve world exhibition, VALVE WORLD, pump and valve exhibition, German valve exhibition, control system exhibition, ball valve exhibition, seal exhibition, fastener exhibition time: November 29, 2016 Date: December - December 1 Venue: DÃÂ.....

The core view Due to the sluggish global economic recovery and the impact of the low-level operation of the domestic real economy, the gradual slowdown in investment has caused the traditional machinery industry to suffer. The expansion of the production capacity of the machinery industry.....

Vacuum-assisted resin transfer molding process for large-size composite structures Core Tips: Vacuum-assisted resin transfer molding process for large-size composite structures bookmark0 is used to manufacture large-size composite parts. In this study, we developed an advanced VARTM called sequen.....

It is reported that Kongsberg Maritime, a subsidiary of the Kongsberg Group, has reached an agreement to acquire the Ship Modeling and Simulation Center (SMSC) of the Norwegian Ship Simulation and Consulting Company. The acquisition is expected to be completed in January 2016 and will support Kongsb.....

Compared with the vigorous development and mature status of foreign consumer surveillance products, the market share of consumer surveillance cameras in China is small. Whether it is a market channel provider or a manufacturer, there are not many product lines. However, there are more than one bil.....