English — Forum #276 (Page 125/145)

1. Seeking help with the issue of corrosion margin for pressure vessels - HCBBS Forum
2. Calculation error for SW6-2011v3 tube sheet - HCBBS Forum
3. How to understand the \"maximum operating pressure\" in the definition of pressure vessels” - HCBBS Forum
4. Is the weld strength of 150 MPa the allowable stress or the yield strength? - HCBBS Forum
5. Boron ring packing in place of wire mesh demister - HCBBS Forum
6. Could you recommend manufacturers of CO shift reactors and low-temperature methanol washing equipment? Thank you! Zhengnan Coal Chemical Co., Ltd. Coal-to-Ethylene Glycol Project - HCBBS Forum
7. What does the drop operation mean? - HCBBS Forum
8. I have a question regarding the non-destructive testing of CD-type welds - HCBBS Forum
9. Waste discharge – for external use in industrial boiler steam - HCBBS Forum
10. Seeking advice on the viscosity of heavy oil - HCBBS Forum
11. How to understand Clause 6.1.3 of GB/T150.3-2011 regarding the maximum opening diameter for which no additional reinforcement is required? - HCBBS Forum
12. What causes triple-frequency vibration? - HCBBS Forum
13. Regarding the determination of the thickness of the clamped tube sheet - HCBBS Forum
14. Asking whether it qualifies as a pressure vessel - HCBBS Forum
15. PVElite 2018 User Manual - HCBBS Forum
16. Common chemical processing equipment components - HCBBS Forum
17. Regarding the helium leakage test method for pressure vessels in Appendix B of HG/T20584 - HCBBS Forum
18. Does anyone have the manufacturing drawings for an enamel-painted tank lid? Please share them - HCBBS Forum
19. External coil of the container - HCBBS Forum
20. Gas phase space for hydraulic testing - HCBBS Forum
21. Destination of condensate water from steam boilers - HCBBS Forum
22. Discuss the reasons for installing a pneumatic shut-off valve at the bottom of large spherical tanks? - HCBBS Forum
23. Classification of R22 storage tanks - HCBBS Forum
24. The valve gland caps I bought are all loose. What’s the reason for this? - HCBBS Forum
25. Things to note when calculating hole reinforcement using the equal area method - HCBBS Forum
26. Seeking advice from experts: Boiler energy efficiency testing - HCBBS Forum
27. About boiler feed water quality - HCBBS Forum
28. Expert, could you help check if there’s something wrong with the nameplate? - HCBBS Forum
29. Selection of the maximum allowable working pressure for materials used in steel pipe flanges - HCBBS Forum
30. Help determine whether inspection by a boiler inspection agency is required. - HCBBS Forum
31. I want to build my own liquid nitrogen Dewar. Could you please advise me on how to do it? - HCBBS Forum
32. Weld joint factor for the cylinder in hole reinforcement calculations - HCBBS Forum
33. Why is stainless steel a suitable material for the internal floating disk in acrylonitrile tanks? - HCBBS Forum
34. Selection of heat exchanger material and calculation of heat exchange area - HCBBS Forum
35. Thermal calculation issues for flue gas condensers in gas boilers - HCBBS Forum
36. Reinspection requirements for welding electrodes in low-temperature vessels - HCBBS Forum
37. Welded joint - HCBBS Forum
38. Everyone, take a look at this tricky issue regarding the welding of the take over to the cylinder - HCBBS Forum
39. Acid gas recovery unit? - HCBBS Forum
40. HG20592 flat welding flange cannot be bolted together - HCBBS Forum
41. A question regarding the flaw detection of manhole rolling sections - HCBBS Forum
42. Heat exchanger tube rupture - HCBBS Forum
43. Below the air cooler, there are steam heating tubes, or fins; hydrostatic traps are installed at their ends. In winter, when the fan is not in use, the temperature of the medium remains constant - HCBBS Forum
44. Class A and Class B weld joints not governed by tolerance specifications - HCBBS Forum
45. Steel grade 09MnNiDR - HCBBS Forum
46. The normal pressure diesel storage tank is not configured to transmit the pressure signal remotely to the DCS. Is it necessary? consult - HCBBS Forum
47. Pressure pipeline components - HCBBS Forum
48. 【Daily Question】 2017.8.12 - HCBBS Forum
49. Heat exchange tube pulling force - HCBBS Forum
50. Allowable stress issue for Inconel 718 bolts - HCBBS Forum
51. How to calculate the strength of lifting lugs for steel frames - HCBBS Forum
52. Seeking heating furnace design standards, domestic and international, authoritative ones - HCBBS Forum
53. The water sample from the waste heat boiler is turning red! ! ! - HCBBS Forum
54. Seeking to purchase a low-temperature liquid nitrogen storage tank; phone number: 0912-8602948 - HCBBS Forum
55. Who knows what indicated thickness means? - HCBBS Forum
56. Seeking a master’s thesis: Research and development of high-efficiency and energy-saving condensing boilers - HCBBS Forum
57. The issue of corrosion margin in jacketed vessels - HCBBS Forum
58. Reinforcement of openings in jacketsed vessels. - HCBBS Forum
59. How to determine the temperature for the hydrostatic test of low-temperature containers - HCBBS Forum
60. Feeding port arrangement for dimethyl ether storage tanks - HCBBS Forum
61. Issues regarding the design temperature for atmospheric pressure vessels per NB/T47003 - HCBBS Forum
62. Boiler water quality - HCBBS Forum
63. Does a glass-lined reactor qualify as a pressure vessel? - HCBBS Forum
64. A piping use for a reboiler - HCBBS Forum
65. Regarding the medium inlet pipe structure of liquefied gas storage tanks - HCBBS Forum
66. Which boilers have a steam drum - HCBBS Forum
67. Material of the inner floating disk - HCBBS Forum
68. Thermodynamics - HCBBS Forum
69. What are the major changes in the new version of NB/T47008~47010-2017 compared to the 2010 version? - HCBBS Forum
70. Case analysis of on-site repair for sulfuric acid storage tank leaks - HCBBS Forum
71. How is special equipment managed in Dajia Company? Is there one file per device? - HCBBS Forum
72. Connection weld between the flat cover and the cylinder body - HCBBS Forum
73. Design and Calculation of Circulating Fluidized Bed Boilers - HCBBS Forum
74. What are the classifications of spring supports and hangers? Model selection? Manufacturer? - HCBBS Forum
75. Impact position of coal powder wear-resistant elbow - HCBBS Forum
76. Questions regarding the water seal tank at the gas holder inlet - HCBBS Forum
77. Regarding the issue of "plate rolling machine capacity" - HCBBS Forum
78. Does wind stability calculation for large storage tanks need to take account of the tank being empty? - HCBBS Forum
79. Stress corrosion issues in stainless steel - HCBBS Forum
80. Issues with the reciprocating oil station. - HCBBS Forum
81. Calculation software - HCBBS Forum
82. Material of the compressed component - HCBBS Forum
83. Methods for internal anti-corrosion treatment of carbon steel - HCBBS Forum
84. We plan to use Q345 steel for making the tank - HCBBS Forum
85. What are the standards for the humidity of saturated steam in a steam drum? - HCBBS Forum
86. Questions about pressure vessels - HCBBS Forum
87. Wear-resistant pulverized coal mixer description - HCBBS Forum
88. What is this structure, and what is its purpose? - HCBBS Forum
89. Issues regarding the operating pressure of manholes per HG/T21521-2014 - HCBBS Forum
90. For the production and certification upgrades of pressure vessels D1, D2 to levels A1, A2, with drawings from an external design firm, is it necessary to conduct a review regarding welding? - HCBBS Forum
91. Questions regarding HG/T20592 pipe flanges - HCBBS Forum
92. Problems with the heat treatment test plates for the head base material - HCBBS Forum
93. Which standard specifies the use of elbow bends at the outlet of steam boilers? - HCBBS Forum
94. Sample forms for internal audit and management review of pressure vessel design - HCBBS Forum
95. Design of 25% ammonia water storage tank - HCBBS Forum
96. Dear experts, may I ask if a water seal can be connected to the outlet of the breathing valve on the hydrochloric acid tank? - HCBBS Forum
97. Questions about central circulating tubular evaporators - HCBBS Forum
98. Principle and process of boiler feedwater chemical dosing system - HCBBS Forum
99. Understanding of Special Circular No. [2017] 1336 from the Quality Inspection Office - HCBBS Forum
100. Understanding of the provisions in GB/T150 - HCBBS Forum