TSGR0003-2007 "Simple Pressure Vessel Safety Technology Monitoring Procedures"
(1) The container consists of a flat head and a convex head, does not include a spherical head, or consists of two convex heads;
(2) The main pressure components of the cylinder, head, and take-over are made of carbon steel and austenitic stainless steel;
(3) The design pressure is less than or equal to 1.6MPa;
(4) Volume is less than or equal to 1000L;
(5) The product of working pressure and volume is greater than or equal to 2.5 MPa·L and less than or equal to 1000 MPa·L;
(6) The medium is vaporized by evaporation of 1 air, 2 nitrogen and 3 medical distilled water;