are manufactured in accordance with applicable EN / ISO regulations and technical specifications
     They are produced of billets and tubes. Raw material is chrome-molybdenum steel 34CrMo4
                            We supply also steel cylinder accessories upon the customer's request

Steel cylinders are manufactured according to:
European standards EN 1964 - 1,2 84/525/EEC International standards ISO 9809 - 1,2 US standards DOT 3AA	Canadian standards TC - 3AAM British standards Standards for CNG R110 EN 11349