English — Forum #276 (Page 118/145)

1. Are there any ways to improve oneself in this industry? - HCBBS Forum
2. Coal-fired heat transfer oil furnace - HCBBS Forum
3. What is boiler blowdown? How many types? What is each one’s function? - HCBBS Forum
4. Selection of the structural length of valves - HCBBS Forum
5. Process flow and principle of the boiler feedwater chemical dosing system - HCBBS Forum
6. Issues with product welding test plates - HCBBS Forum
7. [Help] Stirring and coil design for concentration crystallization tanks - HCBBS Forum
8. Material selection and type determination for reaction vessels – Advantages and disadvantages of enamel-lined reaction vessels - HCBBS Forum
9. Seeking drawings for a 1000m3 vertical stainless steel storage tank - HCBBS Forum
10. Stress verification at the support of horizontal containers - HCBBS Forum
11. Seeking assistance regarding the use of ammonia-based flue gas desulfurization in boiler operations to produce sulfuric acid An seeds (additives) - HCBBS Forum
12. Please recommend some chain boilers - HCBBS Forum
13. 6MO material - HCBBS Forum
14. Those familiar with the regular inspection of special equipment in chemical plants can come and take a look - HCBBS Forum
15. A question regarding the base material specifications for welder certification exams - HCBBS Forum
16. Cracks occur when S31008 is welded to S30408 - HCBBS Forum
17. What are PR fillers, NR fillers, and IR fillers? - HCBBS Forum
18. What are the differences between industrial solid waste and hazardous waste waste heat boilers, and domestic waste waste heat boilers? - HCBBS Forum
19. Seal leakage analysis of large-diameter gasket flanges - HCBBS Forum
20. For standard elliptical end caps with a diameter of over 6 meters, the length of the straight edges should be 40 mm or 50 mm; are there any other considerations? - HCBBS Forum
21. What materials are used? - HCBBS Forum
22. The residual boiler fan draws in water vapor - HCBBS Forum
23. Precautions for the S31008 device - HCBBS Forum
24. Disposal methods for desulfurization gypsum - HCBBS Forum
25. When should a transition section be installed at the skirt base? (The standards are contradictory) - HCBBS Forum
26. Welder exam thickness coverage issue - HCBBS Forum
27. What is the difference between Plate A and Plate B of the heat exchanger? - HCBBS Forum
28. Why are wear-resistant elbows wear-resistant? - HCBBS Forum
29. Does anyone know where I can find bubble point and dew point charts for propylene? - HCBBS Forum
30. What kind of equipment is this? - HCBBS Forum
31. What form of sealing is used for 70Mpa pressure pipeline components? - HCBBS Forum
32. Strength calculation of pressure vessels? - HCBBS Forum
33. I’m seeking help from experienced forum users: what is the maximum daily pressure increase in a liquid nitrogen storage tank that is considered normal? - HCBBS Forum
34. What standard is followed for the thickness limits of post-weld heat treatment on compressed components made of alloy steel? - HCBBS Forum
35. How to find pressure vessel manufacturing companies with A1 qualification? - HCBBS Forum
36. Regarding aluminum alloy containers, the methods for surface oxidation treatment after welding is completed. How to do it? - HCBBS Forum
37. Emergency shut-off device (pull-valve) for loading hose - HCBBS Forum
38. Discussion on the floating roof sealing types and nitrogen sealing in storage tanks - HCBBS Forum
39. Vacuum buffer tank thickness? - HCBBS Forum
40. How is the pitch of a helical semi-circular tube determined? - HCBBS Forum
41. What is an organic heat carrier boiler? What are the specifications? - HCBBS Forum
42. The water quality in the gas boiler is poor - HCBBS Forum
43. Why can full reflux reduce the start-up time of distillation? - HCBBS Forum
44. SW6 component calculation, spherical head calculation – how is the thickness of the head reinforcement section determined? - HCBBS Forum
45. Normative documents for the selection of materials for heating furnace tubes - HCBBS Forum
46. How to choose flue gas desulfurization technology - HCBBS Forum
47. Discussion on using the same batch number for test plates of low-temperature storage tanks and tank wall plates - HCBBS Forum
48. Seek the electronic version of ASME B31.4-2016 standard - HCBBS Forum
49. Regarding the heat treatment curve diagram - HCBBS Forum
50. What is the difference between shell-and-tube boilers and water-tube boilers? - HCBBS Forum
51. Regarding the regular maintenance of gas boilers - HCBBS Forum
52. How can one master analytical design? - HCBBS Forum
53. Seeking help regarding the chemical equipment quotation system - HCBBS Forum
54. Question: What is the proportion of all steam extracted by the turbines in a waste-to-energy power plant relative to the total amount of steam used? - HCBBS Forum
55. Horizontal boiler smoke box with dual-sealing structure - HCBBS Forum
56. Product test board - HCBBS Forum
57. Compare stainless steel reaction vessels, glass-lined reaction vessels, steel-lined reaction vessels, and PP reaction vessels - HCBBS Forum
58. What procedures are required to use a pressure vessel as a non-pressure vessel? - HCBBS Forum
59. A welder has 2G and 5G skills for small-diameter pipes; can they weld at the 6G position on site? - HCBBS Forum
60. Problems with safety valves in pressure vessels - HCBBS Forum
61. Calculation issues for the eccentric flange on the top of the head - HCBBS Forum
62. Special Letter from the Quality Inspection Office Regarding Issues with Steam, Water, and Oil Cylinders - HCBBS Forum
63. Why can’t radiation be used for raw material testing? - HCBBS Forum
64. Regarding the length of the tie rod - HCBBS Forum
65. What is the thickness reduction of a spherical head? - HCBBS Forum
66. Requirements for impact tests in GB/T13401-2017 - HCBBS Forum
67. Equipment nozzle orientation - HCBBS Forum
68. Composition testing of composite steel plates - HCBBS Forum
69. A leak has been detected in the methanol tank; how should the welds of the tank be inspected? - HCBBS Forum
70. Time for draining water from a gas boiler when it is shut down - HCBBS Forum
71. Seeking advice on using hydrazine to adjust pH value - HCBBS Forum
72. Searching for hydrogen production equipment - HCBBS Forum
73. Biomass gasification - HCBBS Forum
74. Regarding gas boiler burners - HCBBS Forum
75. Questions regarding flange design - HCBBS Forum
76. Flame color of gas boilers - HCBBS Forum
77. Questions regarding the material warranty certificate under Regulation 16 - HCBBS Forum
78. Issues with the model of baffle rod heat exchangers - HCBBS Forum
79. Semi-tube jacket - HCBBS Forum
80. Calculations when the pipe force is perpendicular to the container’s centerline - HCBBS Forum
81. Toothed clamp connection - HCBBS Forum
82. Calculation of the strain coefficient A for externally pressurized vessels - HCBBS Forum
83. Steam generator - HCBBS Forum
84. Knowledge about distribution pipes - HCBBS Forum
85. What is the function of a liquid buffer tank? - HCBBS Forum
86. “\"Plastic pressure vessels without reinforcement\" – how should this be understood? - HCBBS Forum
87. Seek CAD drawings of various pipe connections for the equipment - HCBBS Forum
88. How to determine the heat exchanger fixture - HCBBS Forum
89. How to export property data from ASPEN for use in the FRNC software - HCBBS Forum
90. Issue of matching the diameter of foundation bolts with the diameter of the skirt base - HCBBS Forum
91. Fatigue cracks are cyclic stress cracks; that is, not - HCBBS Forum
92. Why can’t the acid-base injector be used? - HCBBS Forum
93. Principles for installing lifting lugs on vertical containers - HCBBS Forum
94. Consultation on design review certificate - HCBBS Forum
95. Strengthening calculation for large openings on the head - HCBBS Forum
96. Device quality: AAA - HCBBS Forum
97. Is it compliant with standards for the outlets of the safety valves on the shell side of the heat exchanger to be connected together via a single manifold? - HCBBS Forum
98. Device awareness - HCBBS Forum
99. What is used for recovering the waste heat from low-temperature flue gas in boilers? - HCBBS Forum
100. What are non-independent pressure vessels in cryogenic units and direct-fired absorption refrigeration units? - HCBBS Forum