English — Forum #276 (Page 120/145)

1. The wall thickness of the static equipment exceeds the standard - HCBBS Forum
2. Who has the latest standards for NB/T47001~47040? - HCBBS Forum
3. I would like to ask whether stainless steel containers should be acid-washed and passivated on both the inside and outside - HCBBS Forum
4. Unclear aspects in pressure vessel flange standards - HCBBS Forum
5. tolerance - HCBBS Forum
6. 【Daily Question】2017.8.16 - HCBBS Forum
7. Is work pressure the same as hydrostatic pressure? - HCBBS Forum
8. By how much will the temperature drop in a DN200 steam pipeline with good insulation after traveling 300 meters? - HCBBS Forum
9. Liyalu RL38-50M: How to achieve DCS control? Please advise! - HCBBS Forum
10. Ethanol purification device - HCBBS Forum
11. Extremely and highly hazardous media - HCBBS Forum
12. Consultation regarding aluminum packing - HCBBS Forum
13. Add a few overlapping supports - HCBBS Forum
14. Classification of welded joints in jackets - HCBBS Forum
15. What aspects should be considered when designing underground tanks? - HCBBS Forum
16. Question regarding the parameters on the nameplate of the boiler exhaust fan - HCBBS Forum
17. We can’t protect **’s safety like soldiers do, but we can protect Guan Guan’s safety - HCBBS Forum
18. Check the type of fire door - HCBBS Forum
19. Material of anchor bolts - HCBBS Forum
20. Are the corrugations between the heat exchanger plates in contact with each other? How is the flow channel specifically formed? - HCBBS Forum
21. Share feelings - HCBBS Forum
22. Three-saddle pressure vessel - HCBBS Forum
23. Selection of bolt material for A320 and 30CrMo - HCBBS Forum
24. Uses and working principle of breather valves - HCBBS Forum
25. Do flow meter nozzles belong to pressure pipeline fittings? - HCBBS Forum
26. The relationship among the design pressure, the set pressure of the safety valve, and the set pressure of the rupture disc - HCBBS Forum
27. Why do the outer diameter and nominal diameter of many pressure vessels differ, when the nominal diameter is always an integer? - HCBBS Forum
28. What does Design S.G mean? - HCBBS Forum
29. How to understand that ’the bolt holes in the flange of the head should be arranged so as to cross the alignment line passing through the center of the head and the center of the pipe’" - HCBBS Forum
30. Pressure vessel manufacturing subcontracting - HCBBS Forum
31. Are the two safety valves on a 30-cubic-meter vertical liquid carbon dioxide storage tank used simultaneously, or one is in use while the other serves as a backup? - HCBBS Forum
32. Who knows where to find the minimum operating temperature for copper tubes in heat exchangers? That standard? - HCBBS Forum
33. The alkalinity of the boiler water keeps dropping – how to deal with it? - HCBBS Forum
34. Regarding metal hoses for heating furnaces - HCBBS Forum
35. Steam heating furnace - HCBBS Forum
36. One of the diesel tanks in our factory is deformed; how can it be repaired? - HCBBS Forum
37. SW6-2011 v3.1 gives an incorrect calculation for the weight of dish-shaped heads - HCBBS Forum
38. SW6-2011 V3.1 Patch (Standalone Version) (Network Version) 20171128 - HCBBS Forum
39. What is the material of steam turbine air cooler? How to deal with frozen tube bundles of air cooler? - HCBBS Forum
40. Calculation of deflection of the circular flat cover on the top of a pressure vessel at atmospheric pressure - HCBBS Forum
41. Two questions about the expansion jointing of heat exchange tubes - HCBBS Forum
42. Can the allowable stress value be rounded up? - HCBBS Forum
43. Pressure vessel opening nozzle structures, inserted and non-inserted types - HCBBS Forum
44. Selection of filler for humidifier - HCBBS Forum
45. Can the four-fold simulated heat treatment of pressure vessels be carried out within a single cycle? - HCBBS Forum
46. How can I check whether the standard I have is the latest one? - HCBBS Forum
47. Gas steam boiler - HCBBS Forum
48. Why is the processing cost for ordinary stainless steel higher than that for carbon steel? - HCBBS Forum
49. How to use a large-angle cone as a bottom head in a pressure vessel at atmospheric pressure - HCBBS Forum
50. How to calculate reinforcement for openings in reducer fittings - HCBBS Forum
51. Calculation of the service life of pressure vessels - HCBBS Forum
52. Connection structure between heat exchanger tube box and tube sheet - HCBBS Forum
53. What materials are used for high-pressure superheated steam? - HCBBS Forum
54. Non-destructive testing of the jacket and shell welds - HCBBS Forum
55. What is hanging there on top? Is it just a simple spring? - HCBBS Forum
56. When calculating fixed tube sheets in SW6, JB4732 access violation at address 0104CB67 in module is encountered - HCBBS Forum
57. Connection methods between the heat exchanger tube sheet and the shell and tube box - HCBBS Forum
58. Are there any limits on the exhaust temperature of gas boilers? - HCBBS Forum
59. Three-phase separator - HCBBS Forum
60. Questions about boiling point? - HCBBS Forum
61. Questions about eliminating residual stress in cold-formed pressure vessel steel plates? ? ? ? - HCBBS Forum
62. Regarding the classification of PED devices 2017-12-09 - HCBBS Forum
63. Is trimethylamine a highly permeable medium? - HCBBS Forum
64. Design of elliptical heads for autoclaves - HCBBS Forum
65. The issue of marking the thickness of end caps - HCBBS Forum
66. Problems with oxygen content and flue gas temperature in boilers - HCBBS Forum
67. Can a steam trap be used for draining water from compressed air storage tanks? - HCBBS Forum
68. In heat transfer oil boilers, the flow rate of the liquid inside the pipes is relatively high; what impact does this have on the boiler? - HCBBS Forum
69. Saddle slider - HCBBS Forum
70. It is stated in this standard that the design pressure is zero; how should this phrase be understood? - HCBBS Forum
71. What are the automatic protections for circulating fluidized bed boilers? - HCBBS Forum
72. Calculation of negative pressure moment vessels - HCBBS Forum
73. Some people refer to the entrainment of mist as backmixing, and to liquid leakage as liquid-phase short circuiting. What do you think? - HCBBS Forum
74. Regarding diaphragm pressure gauges - HCBBS Forum
75. What is the purpose of the rubber sleeve on the furnace anchor pin? - HCBBS Forum
76. Boiler water pressure test pressure calculation? - HCBBS Forum
77. Why does a simply supported beam fixed at both ends experience the greatest deformation in the middle when subjected to loads? ! - HCBBS Forum
78. Seek the 2017 version of the test regulations for the thermal performance of industrial boilers - HCBBS Forum
79. Requirements for the installation of inspection holes - HCBBS Forum
80. What is this? What’s the use? - HCBBS Forum
81. Advantages of boiler desulfurization dust collector technology - HCBBS Forum
82. Pressure vessel manhole thickness - HCBBS Forum
83. . Forge-welded hydrogenation reactor - HCBBS Forum
84. The impact of steel plate tensile strength on pressure vessels - HCBBS Forum
85. Dispenser cap - HCBBS Forum
86. Approvers enter, those preparing for exams enter - HCBBS Forum
87. Question regarding the impact requirements for 20# steel pipes - HCBBS Forum
88. Regarding the fabrication of atmospheric pressure water storage tanks - HCBBS Forum
89. Classification of heating furnace ash removers and their working principles - HCBBS Forum
90. Regarding CO2 storage tanks - HCBBS Forum
91. On the calculation of arbitrary flanges - HCBBS Forum
92. Issues in SW6-3.1 version - HCBBS Forum
93. How to fix the equipment insulation iron sheet to the equipment----Third update - HCBBS Forum
94. What does 88.3/92.2 (t/h) mean for the water consumption in the CO waste heat boiler? - HCBBS Forum
95. Trichloroethylene recovery equipment - HCBBS Forum
96. Measurement issues - HCBBS Forum
97. Help: Emergency pressure relief through the manhole of a large oil tank to release pressure - HCBBS Forum
98. Selection of 20 steel pipes for low-temperature use - HCBBS Forum
99. How often does one need to take the exam for a certificate to work with special boilers? - HCBBS Forum
100. Discussion on the contents of pressure vessel nameplates - HCBBS Forum