English — Forum #276 (Page 104/145)

1. What considerations should be taken into account when installing panels on the bottom and walls of storage tanks? - HCBBS Forum
2. What is the manufacturing process for tetrafluoro storage tanks? To what extent is the corrosion resistance of tetrafluoroethylene-lined storage tanks? - HCBBS Forum
3. 16508 Correction - HCBBS Forum
4. Renewal of design qualification for pressure vessels at unit level - HCBBS Forum
5. Use of HG/T20553Ⅰb series steel pipes - HCBBS Forum
6. Problems with the floating head design of kettle reboilers - HCBBS Forum
7. Inspection Management and Development of Special Equipment - HCBBS Forum
8. 【Daily Question】 【AC Version for Static Equipment... Question 127】 May 7, 2019 Multiple-choice question... Everything is going well - HCBBS Forum
9. Kettle-type heat exchanger saddle - HCBBS Forum
10. How to calculate oblong atmospheric pressure vessels - HCBBS Forum
11. How many years is the longest actual service life of a spherical tank that you have seen? - HCBBS Forum
12. Additional assessment of tube sheet - HCBBS Forum
13. Q245R(R-HIC) normalized steel plate for resistance to hydrogen sulfide corrosion - HCBBS Forum
14. Relationship between the outlet area and inlet area of the steam cylinder connection pipe - HCBBS Forum
15. How should the gasket at the stage partition be designed? - HCBBS Forum
16. Are there manufacturers that produce end caps with a diameter of 4 meters? - HCBBS Forum
17. Equipment material selection - HCBBS Forum
18. 【Daily Question】 【AC Version for Static Equipment...Question 51】 February 20, 2019 – True/False Question...Everything is going well - HCBBS Forum
19. What material are metal ring gaskets made of? - HCBBS Forum
20. pressure vessel - HCBBS Forum
21. Material list of the main pressure-bearing components of pressure vessels - HCBBS Forum
22. [Discussion Thread 42] Are the current methods for calculating the thickness of standard flange covers after drilling holes still applicable? - HCBBS Forum
23. The question of how to choose between TSG21-2016 and HG20660 - HCBBS Forum
24. Calculation of wall thickness for high-pressure small containers - HCBBS Forum
25. Tube sheet connection issues in naval copper heat exchangers - HCBBS Forum
26. Chemical composition of 14Cr1MoR(H), technical requirements for placing orders for 14Cr1MoR(H) - HCBBS Forum
27. About jacketed vessel calculations - HCBBS Forum
28. The calculation of the discharge capacity of the safety valve on kerosene tanks - HCBBS Forum
29. Calculation method for openings on the head - HCBBS Forum
30. Can a sight glass be installed on a sanitary-grade pressure-rated manhole, when the sight glass extends more than half of the manhole’s diameter? - HCBBS Forum
31. 3500-tank body, with a pressure of 0.30 Mpa inside, at room temperature - HCBBS Forum
32. Training on Foundations for Chemical Static Equipment - HCBBS Forum
33. Haichuan, Nov. 23–Dec. 23, 2018------Summary of one question per day. - HCBBS Forum
34. How to determine which standard to use based on the safety valve nameplate - HCBBS Forum
35. How to determine whether a heat exchanger is a pressure vessel? - HCBBS Forum
36. I just remembered something: do stainless steel reaction vessels have a service life? - HCBBS Forum
37. Strength of reinforcement rings for atmospheric pressure cylindrical vessels - HCBBS Forum
38. Pressure vessel designation - HCBBS Forum
39. Liquid nitrogen tank insulation inspection cost - HCBBS Forum
40. DN800 necked butt weld flange - HCBBS Forum
41. How to determine design pressure and design temperature - HCBBS Forum
42. Equipment and pipe wall thickness requirements - HCBBS Forum
43. Diagnosis of smoke crossover issue in boiler air preheater - HCBBS Forum
44. Rules for Testing and Evaluation of Heat Exchanger Energy Efficiency TSG R0010-2019 - HCBBS Forum
45. Design and calculation issues for atmospheric pressure roofless rectangular tanks - HCBBS Forum
46. Is there any software for calculating simply supported beams, used for designing platforms for load-bearing equipment? - HCBBS Forum
47. I want to design a small storage tank for storing stainless steel pickling and passivation solutions; what material would be suitable for the main body of the tank? - HCBBS Forum
48. What is the difference between SA516Gr60(R-HIC) and SA516Gr60(HIC)? - HCBBS Forum
49. Regarding the issue of corrosion allowance for carbon steel - HCBBS Forum
50. Low-temperature equipment - HCBBS Forum
51. Special equipment - HCBBS Forum
52. Why isn’t the weld inspection for the pipe shaft lugs specified in the lug design standards? - HCBBS Forum
53. The discharge from the crystallization reactor is too slow; if pressurized discharge is used, would it then become a pressure vessel? - HCBBS Forum
54. About air pressure test and liquid column static pressure of medium during operation - HCBBS Forum
55. How to select a dynamic mixer - HCBBS Forum
56. Is there a concept of average diameter for corrugated furnace? - HCBBS Forum
57. Overall finite element analysis of a 2000m3 large propylene spherical tank - HCBBS Forum
58. 【Daily Question】 【AC Version for Static Equipment...Question 24】 January 24, 2019 – True/False Multiple Choice Question...Ankang Fuzhao - HCBBS Forum
59. Are there any design, manufacturing, and inspection standards for emergency relief manholes in China? - HCBBS Forum
60. Hydrogen-induced cracking - HCBBS Forum
61. External pressure calculation, SW6 opening reinforcement calculation - HCBBS Forum
62. Similar issues with the built-in coil - HCBBS Forum
63. How to design flanges for non-standard equipment - HCBBS Forum
64. Can holes be made in the head of a horizontal storage tank, for a DN80 size? - HCBBS Forum
65. Rules for Licensing Special Equipment Production and Filling Units - HCBBS Forum
66. Issue with the setting of the number of silo ear seats - HCBBS Forum
67. Seeking advice on the reserved load on the tank top - HCBBS Forum
68. 【Daily Question】 【AC Version for Static Equipment... Question 124】 May 4, 2019 Multiple-choice question... Happy Labor Day - HCBBS Forum
69. After half-pressure of the pipe, I went to the site and found a lot of cracks. I would like to ask some experts for advice. - HCBBS Forum
70. [Discussion Post 3] See the picture. In the new standard lifting lugs, what do Notes 1 and 2 mean? - HCBBS Forum
71. Seek hydrogenation reactor manway cover structure - HCBBS Forum
72. Design pressure of pressure vessel - HCBBS Forum
73. [Discussion Thread 9] For Q235C steel plates with a thickness of 16 mm, the lower limit value of their yield strength ReL is 235 MPa. ——Right or wrong... - HCBBS Forum
74. Regulations on Emergency Response to Production Safety Accidents (Decree No. 708 of the State Council of the People’s Republic of China) - HCBBS Forum
75. Lug standards - HCBBS Forum
76. How is the minimum bending radius for nozzles used in pressure vessels specified? - HCBBS Forum
77. I hope some expert can provide a schematic diagram of the internal components of a boiler, along with explanations - HCBBS Forum
78. Research on safety factors in pressure pipeline design – The safety factors used to determine the allowable stress values of materials in pressure pipeline design are all... - HCBBS Forum
79. Since it’s written that way in the drawings, modifying the calculation sheet accordingly – is that considered cheating? - HCBBS Forum
80. Weld seams and weld scars - HCBBS Forum
81. I have a question regarding flanges - HCBBS Forum
82. What is the function of the high-temperature interlock for the furnace chamber of a heating furnace? - HCBBS Forum
83. Issues related to pipe flanges as equipment flanges - HCBBS Forum
84. Questions about the delivery condition of the materials? - HCBBS Forum
85. Bag filter design - HCBBS Forum
86. Pressure vessels and pipelines...Petrochemical standards...Integration...Share...can be downloaded directly - HCBBS Forum
87. How is the foundation pad at the moving end of the saddle support connected to the foundation? - HCBBS Forum
88. Can’t read the bracket number - HCBBS Forum
89. Oil tank series 1~~~ Assembly drawings and tank body diagrams for dome-top and cone-top oil tanks~~~~~~ Shared materials - HCBBS Forum
90. When designing the flange thickness, should stiffness or strength of the joint be the main consideration? - HCBBS Forum
91. The difference between storage tanks and reservoirs - HCBBS Forum
92. The relationship between the air pressure of the combustion head and the boiler back pressure - HCBBS Forum
93. Regarding light-transmitting holes and manholes - HCBBS Forum
94. Calculation of energy consumption in rotary kilns - HCBBS Forum
95. Why is steel pipe No. 10 specified in GB6479 not used? - HCBBS Forum
96. Are special design and construction qualifications required for the installation foundation of special equipment? - HCBBS Forum
97. Heat treatment of pressure equipment - HCBBS Forum
98. Which manufacturers produce high-quality heat exchange tubes and forgings for 316L stainless steel heat exchangers? - HCBBS Forum
99. What does roof load mean? - HCBBS Forum
100. Welding of chromium-molybdenum steel matrix materials for hydrogenation equipment - HCBBS Forum