The steel cylinders are manufactured by Eurocylinders System AG in Apolda, Germany. The diving tanks are made of

The steel cylinders are produced by Eurocylinders System AG (ECS). ECS is one of the largest and most efficient producer of high-pressure steel cylinders in Europe with an annual production of more than 500,000 bottles. ECS provides two production lines in their plant in Apolda, Germany. The diving tanks are made of 34CrMo4 forged steel. The bottlenecks are M25 / 2 according to EN144 standard. After an internal and external shot peening, before the powder coating, the steel bottles are dipped in molten zinc. CE marking according to Directive 97/23 / CE. Manufactured with seamless convex (rounded bottom) or concave (flat bottom) base.

7 l steel bottle

Dia .: 140mm

Weight: 9,3kg (without valves)

Length: 605mm

Buoyancy freshwater filled with max. Operating pressure: -1,38Kg

Buoyant salt water filled with max.Betriebsdruck: -0,64Kg

 

8.5 l steel bottle

Dia .: 140mm

Weight: 10,4Kg (without valves)

Length: 740mm

Buoyancy freshwater filled with max. Operating pressure: -2,38Kg

Buoyant salt water filled with max.Betriebsdruck: -1,64Kg

 

10 l steel bottle

Dia .: 171mm

Weight: 12,2Kg (without valves)

Length: 595mm

Buoyancy freshwater filled with max. Operating pressure: -2,73Kg

Buoyant salt water filled with max.Betriebsdruck: -1,66Kg

 

12 l steel bottle

Dia .: 171mm

Weight: 14,0 kg (without valves)

Length: 690mm

Buoyancy freshwater filled with max. Operating pressure: -3,88Kg

Buoyant salt water filled with max.Betriebsdruck: -2,58Kg