English — Forum #276 (Page 102/145)

1. The contradiction between design pressure and safety valve setting pressure in standard specifications - HCBBS Forum
2. Physical and chemical tests on head base material test plates - HCBBS Forum
3. Regarding the nozzle load issue - HCBBS Forum
4. Calculation of tube sheets in fixed-tube-sheet heat exchangers - HCBBS Forum
5. Are there any companies or experts with experience in North American projects, or who are familiar with API standards? - HCBBS Forum
6. Classification of medium-pressure vessels - HCBBS Forum
7. Head thickness problem - HCBBS Forum
8. Regarding the structure of chimneys - HCBBS Forum
9. Regarding the calculation data error of SW6 medium-B flange - HCBBS Forum
10. Questions regarding the test pressure of pressure vessels - HCBBS Forum
11. Design of spiral staircase for 65m steel chimney - HCBBS Forum
12. Announcement from the State Administration for Market Regulation: The design license of the pressure vessel manufacturing unit is included in the manufacturing license (how to define design capabilities) - HCBBS Forum
13. Classification of multi-chamber pressure vessels - HCBBS Forum
14. In what situations is 100% UT testing required for composite plate pressurized heads? - HCBBS Forum
15. Maximum allowable design external pressure per API620 - HCBBS Forum
16. [Discussion Post 48] What are the pressures and stresses on heat exchange tubes? - HCBBS Forum
17. Questions regarding the hydrostatic test values. - HCBBS Forum
18. The pressure of the glass-lined reactor will not exceed 2 kg below 70°C, but what about this information card? - HCBBS Forum
19. Dimensional requirements for RF flange metal winding gasket selection - HCBBS Forum
20. Ceramic Valves.ppt - HCBBS Forum
21. Dehydration, desulfurization, and demercurization equipment for natural gas processing plants - HCBBS Forum
22. Will there be a new version of HG/T20592 released this year? - HCBBS Forum
23. Which pipe seats of the steam boiler can be located within the range of the steam-water distribution plate? - HCBBS Forum
24. Why is the structure of this graphite heat exchanger different? - HCBBS Forum
25. Classification of pressure vessels - HCBBS Forum
26. Timing of non-destructive testing for high-strength steel and chromium-molybdenum steel after welding and immediate heat treatment - HCBBS Forum
27. Pipe cold tightening - HCBBS Forum
28. How to fix leaks at the instrument interfaces of the ammonia oxidation furnace - HCBBS Forum
29. Selection of design pressure for pressure vessels storing refrigerant at atmospheric pressure - HCBBS Forum
30. Has anyone seen what filler and distributor supports over 7m in length look like? - HCBBS Forum
31. A newcomer is asking the teachers some questions about glass-lined reaction vessels - HCBBS Forum
32. Discussion on the potential for tank slippage - HCBBS Forum
33. Impact test of steel pipes - HCBBS Forum
34. Minimum width for head jointing? - HCBBS Forum
35. May I ask, at what concentration of sulfuric acid is it considered an extremely hazardous substance? - HCBBS Forum
36. Valves are installed inside the sulfuric acid storage tank - HCBBS Forum
37. Does anyone have an animated video of a turbine water seal safety valve? I’d like to learn about it - HCBBS Forum
38. Relationships between various wall thicknesses of pressure vessels - HCBBS Forum
39. What do the various defects in pressure vessel welds actually look like? What standards should be applied for inspecting welds during acceptance? - HCBBS Forum
40. Spare parts ratio - HCBBS Forum
41. HG/T21574 - HCBBS Forum
42. Issues regarding large LNG full-volume tanks - HCBBS Forum
43. 【Daily Question】 【AC Version for Static Equipment...Question 28】 January 28, 2019 – True/False Multiple Choice Question...Wish you all the best - HCBBS Forum
44. List of Permits for Special Equipment Manufacturing Units - HCBBS Forum
45. SW6 materials, software patches, lecture shares, etc.~~~~~~~~ Integration~~~~~~~~~~~~~ - HCBBS Forum
46. Filter specifications - HCBBS Forum
47. Welding issues with S22750 super duplex steel - HCBBS Forum
48. Stainless steel surface treatment technology, electroplating and electroplating design from entry to proficiency - HCBBS Forum
49. Titanium reaction kettle - HCBBS Forum
50. Seeking drawings for steel platform foundations - HCBBS Forum
51. Material of formaldehyde storage tank, material of phenol storage tank - HCBBS Forum
52. Calculate the weight when in contact with super duplex steel 2507; determine the standard density for domestic grades - HCBBS Forum
53. Difference between container flanges and pipe flanges - HCBBS Forum
54. Evaporator nickel mesh - HCBBS Forum
55. Comprehensive influence coefficient K of lifting lugs - HCBBS Forum
56. Regarding the oil storage tank issue - HCBBS Forum
57. What aspects should be considered in the design of PX containers? - HCBBS Forum
58. Discussion on storage tank design issues - HCBBS Forum
59. On rapid door opening and ring weld inspection of the cylinder - HCBBS Forum
60. I would like to ask, among the dimensional tolerance diagrams F1 and F2 in TEMA, which one is generally used? - HCBBS Forum
61. I need several certificates of conformity for 316L welding rods - HCBBS Forum
62. Why cannot steel pipes specified in GB9948 be used in applications with PN >= 10 MPa? - HCBBS Forum
63. Many people have reported that they are unable to send pictures and don’t know what to do when the upload fails; so let’s teach everyone how to send pictures. - HCBBS Forum
64. What are the types of fillers and what are their functions? - HCBBS Forum
65. How is such an opening reinforcement calculated? - HCBBS Forum
66. 【Discussion Thread 33】What are all the differences between pressure testing and airtightness testing? - HCBBS Forum
67. Problems with post-weld heat treatment of glass-lined equipment - HCBBS Forum
68. Regarding the whitening condensation heat exchanger after wet flue gas desulfurization - HCBBS Forum
69. Storage tank standard issues - HCBBS Forum
70. After the hydraulic testing of the equipment, under what circumstances is it necessary to conduct non-destructive testing again? - HCBBS Forum
71. Can Mitsubishi gasifiers be used in coal chemical plants? - HCBBS Forum
72. Flange static electricity issue - HCBBS Forum
73. Selection of the upper cover for low-pressure and atmospheric-pressure equipment - HCBBS Forum
74. What is the purpose of adding a ring of gussets at the joints of the upper and lower section columns of a spherical tank? Please provide an answer! - HCBBS Forum
75. 【Daily Question】 【AC Version for Static Equipment...Question 91】 April 1, 2019 – Revised multiple-choice questions...Everything is going well - HCBBS Forum
76. Source indicating a tendency to cold cracking when the cold crack sensitivity index Pcm value is >= 0.25 - HCBBS Forum
77. The problem of combined stress in ASEM VIII-2 U2 renewal. . . . - HCBBS Forum
78. When is normalizing plate used? - HCBBS Forum
79. 【Daily Question】 【AC Version for Static Equipment...Question 23】 January 23, 2019 – True/False Multiple Choice Question...Smooth sailing - HCBBS Forum
80. Is the oil cooler in the compressor oil station considered a pressure vessel? - HCBBS Forum
81. WNS Horizontal Gas Boiler: The Effect of the Boiler Drum’s Thermal Expansion on the Base - HCBBS Forum
82. What are the differences in the properties of Q245R after normalizing? - HCBBS Forum
83. I’m asking all the HaiChuan teachers: could you send me the training materials for quality assurance specialists from the past two years? - HCBBS Forum
84. Regarding the issue of the impact temperature for 20 pipes - HCBBS Forum
85. Is there no danger when a vacuum reactor is in operation? - HCBBS Forum
86. Safety valve installation location - HCBBS Forum
87. The holding time of the test piece shall be no less than 80% of the total holding time of the welded part during the manufacturing process - HCBBS Forum
88. Drawings of straight ladders for large storage tanks (fire water tanks) - HCBBS Forum
89. Preparations before the construction of furnace and kiln masonry work - HCBBS Forum
90. Seeking help with a dryer - HCBBS Forum
91. 【Daily Question】 【AC Version for Static Equipment...Question 97】 April 7, 2019 – Revised multiple-choice questions...Everything is going well - HCBBS Forum
92. Can an enamel reactor withstand glacial acetic acid? - HCBBS Forum
93. For atmospheric-pressure vessels containing highly hazardous toxic substances, which type of flange should be used: type A, type B, or long-neck butt-weld flanges? - HCBBS Forum
94. Regarding the question of whether it is a pressure vessel - HCBBS Forum
95. The classification issue of large capacity specifications - HCBBS Forum
96. How to perform the verification calculation for 10 MPa high-pressure containers - HCBBS Forum
97. Determination of the welding joint coefficient for the head seam of local flaw detection equipment - HCBBS Forum
98. Questions regarding the design formulas in GB50341-2014 - HCBBS Forum
99. Design issues of the baffle connection plate in the mixing tank - HCBBS Forum
100. Welding of hydrogen sulfide-resistant equipment - HCBBS Forum