G11 acid and alkali tank car - G11

GI1 acid and alkali tank wagon is a four-shaft axle wagon for special loading and transportation of concentrated sulfuric acid over 98% and alkali below 47% as well as other acid and alkali media by up loading and up unloading.

The under frame has a foundation frame but no side sill (no side sill between two sleeper beams).The main components are welded in common low alloy steel structure.

The tank is in common low alloy steel structure of circular cylinder shape with a raised head. On the top are a switching manhole, a 3" acid and alkali drainage line up to the tank bottom and a 2" airsupply line.

External heating device: It adopts open heating method. In the center of the tank, a transversal 2" hot air main pipe sends the steam with pipe static pressure less than 5kgf/cmz into the steam jacket in the bottom half part to heat and defreezing the acid and alkali within the tank. In the positions of 1 and 4 of the top of the steam jacket 3/4" escape locks are set and in the bottom 11/," escape routes at the ends are set both in a respective way.

Brakiig device is of 120 valve (GK valve) with anti-theft equipment,356x254 sealed brake cylinder, 60-liter auxiliary reservoir and 17-liter pressurereducing reservoir. Manpower braking is of chain power hand brake. It is also equipped with ST2-250 bidirectional brake shoe slack adjuster.

The coupler is in number 13 top operation coupler and buffer device in MX-1 rubber draft gear.

The external ladder is on the top of position 1, and an operating floor and handrail are set near the manhole on the top of the tank.8A bogie is adopted.