English — Forum #276 (Page 140/145)

1. Re-inspection of pressure vessel materials - HCBBS Forum
2. Issues related to the utilization of waste heat from boilers - HCBBS Forum
3. Manufacturers of tapered valves for slag discharge in circulating fluidized bed boilers - HCBBS Forum
4. How to adjust the SQN servo motor! - HCBBS Forum
5. When using SW6 software to calculate type B flat welding flanges, what mechanical model should be selected? - HCBBS Forum
6. Does the heat transfer oil in a liquid-phase heat transfer oil boiler need to be replaced? - HCBBS Forum
7. Seeking help with CAD drawings - HCBBS Forum
8. Solution treatment of large-scale double-phase steel heads - HCBBS Forum
9. Gasket coefficient and sealing specific pressure - HCBBS Forum
10. Do waste heat boilers belong to power station boilers or industrial boilers? - HCBBS Forum
11. Pressure drop calculation for horizontal fixed-bed reactors - HCBBS Forum
12. Heat exchanger tube plate structure - HCBBS Forum
13. 150 What is the maximum diameter of a container that can be designed? - HCBBS Forum
14. Definition of the discharge pressure of a safety valve - HCBBS Forum
15. The impact of sulfur-containing gases as boiler combustion gas - HCBBS Forum
16. What is the definition of a pressure vessel shell? Does it include various types of end caps? - HCBBS Forum
17. 6 hot oil pipes are heated by a gas stove and then combined into one main pipe - HCBBS Forum
18. Whether RT testing is required for Class B joints between WN flanges with DN≤250 and piping, as well as for Class B joints between piping components - HCBBS Forum
19. Heat exchanger design issues - HCBBS Forum
20. Can the standard elliptical head for DN4000 be formed by sheet metal stamping? - HCBBS Forum
21. Material selection for steel plates in high-temperature equipment - HCBBS Forum
22. Is there a hierarchical relationship between ASME Code 2.2.1.8 Chemical Composition and 2.2.1.2.1? - HCBBS Forum
23. NB/T47041 Appendix E - HCBBS Forum
24. Can NB/T47040 boiler manholes and handholes be used in pressure vessels? - HCBBS Forum
25. What methods are people using for boiler desulfurization these days? - HCBBS Forum
26. Can the neck of a long-neck flange be shortened? - HCBBS Forum
27. Butt-welded reduced-diameter flange - HCBBS Forum
28. How long is the valid period of a burst disc on pressure vessel equipment? - HCBBS Forum
29. Sealing ring - HCBBS Forum
30. The color of the material returned is on the darker side - HCBBS Forum
31. What does the pipe end in the diagram refer to? Is it the pipe sheet? - HCBBS Forum
32. Problems with the connection between the heat exchanger tube sheet and the tube box - HCBBS Forum
33. Does a horizontal device with a diameter of 1400 require thermal insulation support? - HCBBS Forum
34. Selection of mechanical seals for hydrothermal reactors - HCBBS Forum
35. Does anyone know the pressure vessels designed and manufactured according to ASME standards that are used in China? - HCBBS Forum
36. High-energy igniter - HCBBS Forum
37. If the external drawings come with modification notices, is it still necessary to make the changes on the original blueprints as well? - HCBBS Forum
38. The tube sheet can be perforated first and then pressed - HCBBS Forum
39. I would like to ask those of you who work with equipment: what is the typical air pressure that should be applied to the oil accumulators in lubrication stations? - HCBBS Forum
40. The raw material tank has deflated - HCBBS Forum
41. Nominal thickness of the forging - HCBBS Forum
42. Heat treatment issues of carbon steel plates - HCBBS Forum
43. There is a leak in the tubes of the waste heat boiler, and the cause remains unknown to this day - HCBBS Forum
44. Regarding the frequent leakage of metal braided hoses for fuel gas in heating furnaces - HCBBS Forum
45. I need the help of all the experts out there! Urgent - HCBBS Forum
46. Low-nitrogen retrofitting of gas boilers - HCBBS Forum
47. Does anyone know what the color rings on low-temperature liquid carbon dioxide storage tanks look like? I would appreciate some guidance - HCBBS Forum
48. Containers designed and manufactured in accordance with German standards PED and AD2000 - HCBBS Forum
49. Explosion vent - HCBBS Forum
50. Issue with coil spacing inside the equipment - HCBBS Forum
51. On the topic of \"Compilation of Standards Related to Pressure Vessels (7th Edition)\\" - HCBBS Forum
52. Forgings compatible with 13MnMoNbR - HCBBS Forum
53. Seeking knowledge about titanium materials - HCBBS Forum
54. Why do ultra-high-pressure vessels need self-reinforcing treatment, and how is the circumferential strain on the inner wall of the cylinder controlled? - HCBBS Forum
55. High-power LYWS-10 acoustic dust cleaning device specialized for enhancing dust removal efficiency in bag filters - HCBBS Forum
56. Material issue of the external pressure reinforcement ring - HCBBS Forum
57. Design basis for horizontal vessels with a design pressure of up to 150 MPa~200 MPa - HCBBS Forum
58. What are the requirements for ordinary welding? - HCBBS Forum
59. The MDMT issue with containers - HCBBS Forum
60. Select pipe flange pressure class - HCBBS Forum
61. Thermal calculation of split-type phase change heating furnaces - HCBBS Forum
62. Foam ratio mixer and its relationship to foam concentrate and foam generator - HCBBS Forum
63. The thermal siphon reboiler has an accessory; please provide an answer? - HCBBS Forum
64. How should I request container requirements? - HCBBS Forum
65. What standards are used in the design of zero-position tanks? - HCBBS Forum
66. Differences in pipe fitting standards - HCBBS Forum
67. Do plate heat exchangers fall under pressure vessels? Is supervision by the Special Inspection Agency required? - HCBBS Forum
68. How is the wind load on such large-diameter pipes calculated? - HCBBS Forum
69. Calculation of external pressure verification for the heat exchange tubes in the heat exchanger of SW6 - HCBBS Forum
70. Normal operating range of the boiler - HCBBS Forum
71. Is a reinforcement ring needed for the manhole? - HCBBS Forum
72. The sources of the three coefficients, including the smoke flow resistance coefficient - HCBBS Forum
73. What is the function of a dispersion tank, what is its structure – is it a mixer or a disperser? Since the rotation speed can be very high, why is a reducer needed... - HCBBS Forum
74. I’m not doing well in my studies; I’d like to ask some questions of those who are more experienced - HCBBS Forum
75. I would like to ask everyone: What grade of TIG welding wire should be used for SUS317 J1 steel pipes? - HCBBS Forum
76. The hydraulic coupler is not working - HCBBS Forum
77. What is reactor cladding welding? - HCBBS Forum
78. Opening reinforcement: Differences between the equal area method and the pressure area method - HCBBS Forum
79. Determination of cold return oil and hot return oil flow rates for fuel boilers - HCBBS Forum
80. Where can one hire registered fire engineers? - HCBBS Forum
81. What is the price of low-pressure steam at various factories? - HCBBS Forum
82. Burner Fluent simulation issues - HCBBS Forum
83. Explanation regarding the maximum allowable operating pressure - HCBBS Forum
84. What is the relationship between the set pressure, back pressure, and operating pressure of a safety valve? - HCBBS Forum
85. drawings - HCBBS Forum
86. On the topic of \"Compilation of Welding Standards (Volumes on Processes, Quality, Safety, and Testing Methods)\\" - HCBBS Forum
87. Calculation sheet for self-supporting vertical cylindrical storage tanks - HCBBS Forum
88. Semi-tube welded joint - HCBBS Forum
89. Definition scope of pressure vessels - HCBBS Forum
90. Emergency: Does anyone know what the typical resistance of the silencer used to reduce noise from the safety valve’s exhaust is? - HCBBS Forum
91. There is an imported piece of equipment, and the pipe connection on it has an outer diameter of 168.3; now, the pipes to be connected have a diameter of 159 - HCBBS Forum
92. To prevent explosions in fuel or gas boilers during ignition due to leaks, can an exhaust fan be installed in the flue system? - HCBBS Forum
93. Analysis and design methods for pressure vessels - HCBBS Forum
94. What to do with the static evaporation rate on the container certificate of conformity - HCBBS Forum
95. Welding properties of low-alloy steel and welding materials - HCBBS Forum
96. Can GB8163 pipes be used for steam cylinder shells? - HCBBS Forum
97. Material selection for acidic waste liquid storage tanks - HCBBS Forum
98. On the scope of application of the equal area method - HCBBS Forum
99. Structural issues of heat exchanger tube sheets - HCBBS Forum
100. Venturi cooler: the internal water injection nozzle has fallen off, how to repair it? - HCBBS Forum