English — Forum #276 (Page 112/145)

1. After the horizontal pressure vessel passes the hydrostatic test, a platform gasket is welded to the upper shell of the equipment – is it necessary to conduct another hydrostatic test? This device is not a post-weld heat treatment equipment. - HCBBS Forum
2. Implementation of AQ3053-2015 - HCBBS Forum
3. Take a look at these photos of the steam superheater – what are your thoughts? - HCBBS Forum
4. Thermal power plant material calculation - HCBBS Forum
5. What determines the bidding price for spherical tanks? - HCBBS Forum
6. Heat treatment of the shell side of the heat exchanger - HCBBS Forum
7. Boiler burner power issue - HCBBS Forum
8. A small amount of liquid remains in the solid; it is removed using stripping. What is the corresponding equipment? - HCBBS Forum
9. Request for help regarding the relationship between air compressor discharge volume and pipeline diameter - HCBBS Forum
10. Can an elbow be welded directly to the cylinder? - HCBBS Forum
11. Problems with the direction of the large and small ends of the heat exchanger inlet and outlet pipelines - HCBBS Forum
12. Material and type of boiler evaporator - HCBBS Forum
13. 500 cubic carbon steel storage tank - HCBBS Forum
14. What is the surname and given name of this thing? - HCBBS Forum
15. How should the total area of combined reinforcement from multiple openings be calculated? - HCBBS Forum
16. What is the pressure and temperature resistance range of XB350 gasket? - HCBBS Forum
17. Discussion on the process for “design changes” and relevant regulations - HCBBS Forum
18. Issues with the design standards for sulfuric acid storage tanks - HCBBS Forum
19. Pressure testing issues for atmospheric pressure vessels - HCBBS Forum
20. The reason why buried diesel tanks must be double-walled. - HCBBS Forum
21. Who has the latest version of the Excel spreadsheet for API650? - HCBBS Forum
22. Stress calculation of the support base plate under the pull force of anchor bolts or screws - HCBBS Forum
23. Rainproof, integrated explosion-proof ultraviolet flame detector - HCBBS Forum
24. Saddle pad - HCBBS Forum
25. Boiler selection - HCBBS Forum
26. Semi-tube processing - HCBBS Forum
27. Why are spherical heads chosen for large-diameter containers? What size counts as large? - HCBBS Forum
28. What documents do I need to obtain a boiler safety supervisor certificate?； Where can I apply? - HCBBS Forum
29. Container support - HCBBS Forum
30. Guess the device - HCBBS Forum
31. How to verify whether the head is qualified using a supporting bearing - HCBBS Forum
32. I hope experts can share their experience and give guidance - HCBBS Forum
33. Design pressure in GB/T151-2014 Clause 4.7.4 - HCBBS Forum
34. Calculation method for adjusting pH value by adding ammonia during boiler water pressure testing - HCBBS Forum
35. Regarding the installation of fire dikes for storage tanks - HCBBS Forum
36. How to look up ASME standards? - HCBBS Forum
37. Torch tip lifespan - HCBBS Forum
38. How should the corrosion margin for detachable internal extension tubes be determined? - HCBBS Forum
39. The relationship between allowable stress and thickness of steel plate - HCBBS Forum
40. Is heat treatment required after welding S30408II to 15CrMoR? - HCBBS Forum
41. Air preheater - HCBBS Forum
42. Is the XG630DR widely available in the market? - HCBBS Forum
43. Storage and transportation breathing valve - HCBBS Forum
44. A new type of improved self-sealing structure: the stunning transformation of the octagonal gasket - HCBBS Forum
45. Leakage at the sealing surface of the heat exchanger head - HCBBS Forum
46. Is it feasible to use a three-blade swept-type impeller for stirring in experimental polymerization reactors? - HCBBS Forum
47. How to select the material for the container body and its welding materials under high temperature, high pressure, and high alkalinity conditions - HCBBS Forum
48. Bolt tightening standards - HCBBS Forum
49. Questions regarding non-destructive testing of pressure vessels - HCBBS Forum
50. Does anyone know anything about 25CrMo4? - HCBBS Forum
51. What is the principle behind checking for leaks in double-wall tanks and double-wall pipes? - HCBBS Forum
52. Static equipment - HCBBS Forum
53. On the impact energy of ferritic stainless steels and duplex stainless steels - HCBBS Forum
54. The dimensions of the Class900 long neck flange DN80 are even larger than those of the DN65 version - HCBBS Forum
55. I would appreciate it if the experts could give some advice. With the new equipment, during the filtration process using a microporous activated carbon filter, the activated carbon leaks into the material - HCBBS Forum
56. When horizontal water tube evaporation is used in the convection section, how should the convection tubes be designed? - HCBBS Forum
57. Is there a new version of classified pressure vessels? - HCBBS Forum
58. How to deal with the crystalline deposits attached to the inner wall of the cooling crystallization tank - HCBBS Forum
59. Can a 20Ⅲ flange be used for containers holding highly hazardous media? - HCBBS Forum
60. Calculations regarding container legs and supports - HCBBS Forum
61. It’s a graduation project related to molten salt storage tanks; I hope the more experienced colleagues can offer some guidance - HCBBS Forum
62. Boiler shell rolling process - HCBBS Forum
63. Purchase Guidelines for Blind Flanges - HCBBS Forum
64. Selection of hydrobromic acid pipelines - HCBBS Forum
65. Hot blast stove operation issues - HCBBS Forum
66. Pickling and passivation inside stainless steel heat exchangers - HCBBS Forum
67. On the calculation of reinforcement for openings - HCBBS Forum
68. Development of product quality plans - HCBBS Forum
69. Which standard does A2-50 belong to, and what is the material issue? - HCBBS Forum
70. ANSYS 10 Questions and Answers Series: Meshing Techniques - HCBBS Forum
71. Do overseas manufacturers of special equipment need a domestic license? - HCBBS Forum
72. Are there any standards for PN1.6 wound gaskets in mechanical standards? - HCBBS Forum
73. Who knows how to calculate the slag discharge door for extraction tanks? Is there any calculation software available? - HCBBS Forum
74. Must the pressure vessel testing bolts be official ones? - HCBBS Forum
75. Let’s all talk about what steam can do - HCBBS Forum
76. Ask a question - HCBBS Forum
77. Equipment registry - HCBBS Forum
78. Regarding the size selection of H-shaped steel - HCBBS Forum
79. An emergency need for a desulfurization system - HCBBS Forum
80. Why do LPG cylinders need insulation? - HCBBS Forum
81. On the regular inspection of pressure vessels - HCBBS Forum
82. Which department is responsible for determining the locations of the zirconia analyzer and pressure gauge tube on the heating furnace? - HCBBS Forum
83. Can steel pipes made of material 446 be used for boiler tubes? - HCBBS Forum
84. A wire mesh demister is to be installed inside the bedroom separator with a diameter of DN2800; what model should be used for this wire mesh demister – one with a full diameter is preferable - HCBBS Forum
85. Why are there requirements for the test air to be “dry and clean”? - HCBBS Forum
86. What potential hazards can arise if the support pads of heat treatment equipment are not heat-treated? - HCBBS Forum
87. Pressure vessel nameplate - HCBBS Forum
88. RT detects the position of weld film flaw detector - HCBBS Forum
89. Material selection for sulfuric acid tanks - HCBBS Forum
90. Problems with the design drawings of fiberglass storage tanks - HCBBS Forum
91. PIPEDATA - HCBBS Forum
92. I would like to ask what are the requirements for low-temperature stainless steel pipes (for liquid nitrogen)? - HCBBS Forum
93. Regarding boiler superheaters and desuperheaters - HCBBS Forum
94. Does anyone who is an expert or works in the manufacturing industry know about non-metallic gaskets made of polytetrafluoroethylene filled with asbestos fibers? - HCBBS Forum
95. Superheated steam, when mixed with water, becomes saturated steam - HCBBS Forum
96. How to perform post-weld heat treatment on jacketed vessels? - HCBBS Forum
97. One device with two cylinders of different thicknesses - HCBBS Forum
98. What does the symbol h in the following insulation calculation formulas represent? - HCBBS Forum
99. Material insulation - HCBBS Forum
100. **Solubility of furan? ? ? Seek answers from experts - HCBBS Forum