This standard covers regulators of the following types: Type I - Automatic Continuous Flow Type II - Adjustable Continuous Flow Type III - Pre-set Continuous Flow Class A - Cylinder Mounted Class B - Line Mounted Special - Composite Continuous Flow (Appendix)
Rationale: Various aspects of the existing document have become dated with regard to SAE documents and the regulatory agency mentioned. It is anticipated that the technical content will remain largely unchanged.
