WebComparison of GB and ASME Standards • GB 50235 and ASME B31.3 • Material: Chinese standard / ASME II • Low Temp : -20 C / -20 F • Welding: Similar • PWHT: 19 mm for CS ( same) • NDT: 100 % on toxic and > 10 MPa (GB) • Hydrotest : Same, GB specify duration. Test pressure is 1.5 DP for 10 mins, then at DP for 30 mins.( For water medium) Web1 范围. 1.1 gb/t 20801.1-2006 “压力管道规范-工业管道”规定了工业金属压力管道的基本安全 要求。 gb/t 20801.1-2006 系“压力管道规范-工业管道”的第 1 部分,规定了工业金属管道 的适用范围和管道分级。 1.2 本规范适用于工艺装置、辅助装置以及界区内公用工程所属的压力 …
GB/T 20801.1-2024 - Pressure piping code -- Industrial piping
WebGB/T 20801.5-2024, Pressure piping code - Industrial piping - Part 5: Inspection and testing GB 31571, Emission standard of pollutants for petroleum chemistry industry GB 50016, … http://www.psig.sg/Seminar/Comparison_of_GB_%26_ASME_Standards.pdf new hutton church
建筑用管材静液压试验中,公称压力、试验压力、诱导压力(环应 …
WebMar 15, 2024 · 一般不锈钢长期运行温度应当低于825摄氏度(详细参见国标GB/T 20801.2-2024表A.1)。 一般304的熔化温度是1398 oC~1454 oC, 316不锈钢熔化温度是1398 oC左右, 309和310的熔化温度是在1454 oC。 根据GB/T 20801.2-2024表5, 镍及镍合金使用温度上限最高是1260摄氏度。 WebMar 6, 2024 · This Part of GB/T 20801 specifies the basic requirements for safety protection devices, such as safety relief devices, flame arresters, fire emergency block valves and mechanical interlocking devices, of the pressure piping system, and safety protection. For other safety protection requirements, which are not specified in this Part, refer to other … WebMar 6, 2024 · This Part of GB/T 20801 specifies the basic requirements for materials for pressure piping components, including the selection of materials, restrictions on use based on material properties, marking and quality certification. This Part applies to the selection and use of materials, for pressure piping components, which are defined in the scope of … in the mood switch game