English — Forum #276 (Page 69/145)

1. Questions for help! How to calculate the weight of heat exchanger tube plate? - HCBBS Forum
2. EOEG Reactor Manufacturer - HCBBS Forum
3. What are the hazards of welding boiler tubes with different inner diameters? - HCBBS Forum
4. Glass-lined manhole pressure - HCBBS Forum
5. Help needed - HCBBS Forum
6. Hydrogenation reactor - HCBBS Forum
7. In the minutes of the 2019 National Petroleum and Chemical Mixing Conference posted online, the standard number for mixing equipment was listed incorrectly - HCBBS Forum
8. Local stress calculation of the pipe connection on the flat cover - HCBBS Forum
9. High-precision anchor bolt embedded construction method - HCBBS Forum
10. Selection of calculation standards for heat exchanger tube sheets - HCBBS Forum
11. Horizontal heater level gauge - HCBBS Forum
12. Principles of oil removal by activated carbon filters - HCBBS Forum
13. Flange stiffness coefficient - HCBBS Forum
14. 【One question per day] [Static Equipment Exchange Edition...Question 32] March 03, 2020...True or False Question - HCBBS Forum
15. Float ball water supply valve - HCBBS Forum
16. "What does it mean by \"It is not allowed to outsource all the pressure-bearing components of pressure vessel products\"? - HCBBS Forum
17. Honey concentration equipment - HCBBS Forum
18. In SW6, is the design pressure under any circumstances free of the hydrostatic pressure of the liquid column? - HCBBS Forum
19. Vaporization latent heat... how much do you know? - HCBBS Forum
20. Protection during heat treatment of the flange sealing surface of RJ type - HCBBS Forum
21. What are the journalsWithout page charges in the pressure vessel industry? - HCBBS Forum
22. [Daily Question] [Static Equipment AC Version... Question 61] April 1, 2020.. True or False question - HCBBS Forum
23. Drawings of the pressure tank for a constant-pressure water supply system - HCBBS Forum
24. Daily Question] [AC Version for Static Equipment... Question 18] February 18, 2020... True or False Question - HCBBS Forum
25. Dear Wu Yanzu, I’m looking for an electronic version of a corporate standard - HCBBS Forum
26. Detailed design of a certain cooler – how is the hydrostatic test pressure calculated in the diagram? Thank you! - HCBBS Forum
27. Explanation from Pratt manufacturer: U-bolt prevention and maintenance methods - HCBBS Forum
28. What considerations should be taken into account when designing floating-head heat exchangers for desulfurization units? - HCBBS Forum
29. The jacketed reactor was originally connected to steam as well, but it’s not in use now. Is it considered a pressure vessel? - HCBBS Forum
30. Do metal storage tanks at atmospheric pressure require foot bolts? - HCBBS Forum
31. Heat exchanger sectional baffle thickness - HCBBS Forum
32. Installation of organic heat carrier liquid-phase furnace - HCBBS Forum
33. What standards in the EU, ASME, etc., correspond to the non-destructive testing standard NB/T 47013? - HCBBS Forum
34. Please help answer regarding the device specifications - HCBBS Forum
35. What are the classifications of high-strength bolts and what are the quality requirements? - HCBBS Forum
36. I would like to ask for advice - HCBBS Forum
37. Selection of heat exchanger materials - HCBBS Forum
38. How should the external pressure length of a jacketed container be determined - HCBBS Forum
39. The allowable bending moment for a standard ear seat starts at 0 MPa; what is the allowable bending moment for an ear seat at -0.1 MPa? - HCBBS Forum
40. The connection weld between the spherical head and the cylinder - HCBBS Forum
41. Is it a pressure vessel? - HCBBS Forum
42. Discussion on problems in adiabatic calculations - HCBBS Forum
43. Experimental pressure for 10 kg of plastic pipes - HCBBS Forum
44. Hot-dip galvanizing manufacturers explain the widespread use of hot-dip galvanized bolts - HCBBS Forum
45. Issues regarding the specifications and height of the water seal in rotary membrane deaerators - HCBBS Forum
46. Is it better to round the cylinder first and then weld it, or weld it first and then round it? - HCBBS Forum
47. May I ask how people estimate the price of heat exchangers? - HCBBS Forum
48. Discussion on UT inspection grades for plates and hardness testing after heat treatment - HCBBS Forum
49. What do “division” and “inch” mean in valve specifications? - HCBBS Forum
50. Why does the pressure-volume hydraulic test reach the test pressure first and then reduce it to the design pressure? - HCBBS Forum
51. Who has the NB/T47065-2018 CAD library? - HCBBS Forum
52. Effective and practical corrosion protection methods for heat transfer oil pipes - HCBBS Forum
53. Calculation of H2S gas partial pressure - HCBBS Forum
54. Dust removal and cleaning of the furnace chamber in coil furnaces - HCBBS Forum
55. Can the gas-phase interface of the condenser be accessed from below? - HCBBS Forum
56. Design of vent piping for fixed storage tanks - HCBBS Forum
57. Issues regarding the media suitable for glass-lined equipment - HCBBS Forum
58. Is the raw material quality certificate attached to the forging certificate for steel plate or steel billet? - HCBBS Forum
59. Outer half-pipe segmentation of the reaction vessel - HCBBS Forum
60. Spherical shell opening problem - HCBBS Forum
61. Paraffin oil hydrorefining reactor - HCBBS Forum
62. [Daily Question] [Static Equipment AC Version... Question 97] May 7, 2020.. True or False (Supplement) - HCBBS Forum
63. Let me show you a question - HCBBS Forum
64. Analysis on the treatment methods for corrosion leakage of hydrochloric acid storage tanks - HCBBS Forum
65. What causes the viscosity and acid value of the new 32# turbine oil to be above the specified limits? - HCBBS Forum
66. What does this pipe look like? - HCBBS Forum
67. Is heat treatment required after the cold pressing of the transition section in a fixed-roof storage tank? - HCBBS Forum
68. May I ask everyone, if the design pressure of a storage tank is 0.5, what nominal pressure should be used for the equipment flanges? - HCBBS Forum
69. How much are double-headed bolts? Factors affecting the price of double-headed bolts - HCBBS Forum
70. All devices, please help offer some suggestions - HCBBS Forum
71. Issues regarding pressure vessel design drawings - HCBBS Forum
72. The difference between net mass and empty mass - HCBBS Forum
73. Pressure vessel knowledge popularization volume 5 - HCBBS Forum
74. Questions for help! How to check the strength and reliability of the skirt of vertical heat exchanger? - HCBBS Forum
75. Calculation of SW6 non-circular shell - HCBBS Forum
76. Problems with the benzene tank design - HCBBS Forum
77. Are there any standards and specifications regarding the service life of bolts and nuts? - HCBBS Forum
78. Why are the pressure rating specifications for pipe flanges in GB 50341 set so high? - HCBBS Forum
79. [Daily Question] [Static Equipment AC Version... Question 73] April 13, 2020.. True or False question. - HCBBS Forum
80. ASTM beginner seeking help with material property issues - HCBBS Forum
81. Pressure Vessel Design Certificate - HCBBS Forum
82. Today the mother liquor tank exploded. Can anyone who knows this business help analyze it? - HCBBS Forum
83. SZL10-1.25-A2 steam boiler - HCBBS Forum
84. Help needed - HCBBS Forum
85. Will a large amount of rust inside the pipe affect radiographic inspection? - HCBBS Forum
86. Help needed - HCBBS Forum
87. One side of the 3,000-liter tank has collapsed horizontally over a distance of about 10 meters - HCBBS Forum
88. How should the pressure generated by the insulation materials of LNG storage tanks be considered? - HCBBS Forum
89. Steam price - HCBBS Forum
90. SW6 fixed tube sheet heat exchanger flange calculation bug - HCBBS Forum
91. When a company replaces its design certificate, is it done together with the manufacturing certificate, or is the design certificate replaced separately? Is there any difference between the two? - HCBBS Forum
92. How to conduct a hydrostatic test on a U-tube heat exchanger? - HCBBS Forum
93. GEA spherical nozzle - HCBBS Forum
94. Regarding the price of organic tubular membranes - HCBBS Forum
95. How should materials be selected for reactors with varying pH values? - HCBBS Forum
96. Seeking help with issues regarding SPVD air tank accessories - HCBBS Forum
97. Pressure Vessel Design Renewal Approver Examination - HCBBS Forum
98. Strengthening calculation for openings in hemispherical heads - HCBBS Forum
99. Textbook: Process and Design - HCBBS Forum
100. Analysis of desulfurization pump corrosion causes and application of protective materials - HCBBS Forum