T/ZGWJHXH 47-2023 The technical specifications for measuring cylinders used in power generation boilers
T/ZGWJHXH 47-2023 The technical specifications for measuring cylinders used in power generation boilers
Basic Information
Scope
Main technical content: The materials, design, manufacturing, and inspection of the product shall comply with the requirements of this document, as well as those of TSG 11. When the product is shipped as a level gauge, it shall also comply with the provisions of standards such as JJF 17879 and JJG 971. The forgings used for the measuring cylinder shall meet the requirements of Class II and above forgings in NB/T 47008. When the rated working pressure of the measuring cylinder is greater than or equal to 10 MPa, Class III and above forgings shall be used. The design thickness of the measuring cylinder shall be calculated in accordance with the provisions of Article 9.3 of GB/T 16507.4-2022. The design thickness of the end cover of the measuring cylinder shall be calculated in accordance with the provisions of Article 10.4 of GB/T 16507.4-2022.