What sizes can CNG Type II cylinders be made?

Hello, everyone, today to introduce to us is the car cng II gas cylinder, can be customized according to the market color and size. The implementation standard of the product is ECE R110/ ISO114393. Diameter can be made 325 mm, 356 mm, 406 mm, 426 mm. The minimum water volume can be made of 60 liters and the maximum can be made of 260 liters. Nominal working pressure 200bar, hydraulic test pressure 300bar. If there are other needs to know welcome to consult.