English — Forum #276 (Page 110/145)

1. Regarding the issue of \"opening reinforcement calculations for the takeover of jacketed equipment\" - HCBBS Forum
2. Discussion on Low-temperature Methanol Wash Units - HCBBS Forum
3. What kind of boilers require desulfurization and denitration? - HCBBS Forum
4. Seeking advice on purging tubular heating furnaces - HCBBS Forum
5. What is the difference between the reduced-diameter tee T(R) and the reduced-diameter tee WT(R)? - HCBBS Forum
6. Issues with tank foam generators and tank wall vent holes - HCBBS Forum
7. What is the specific implementation date for NBT 47065.1～5-2018 «Container Supports»? - HCBBS Forum
8. Does a backpressure unit require a high-pressure heater? - HCBBS Forum
9. Inspection and pressure testing plan for fixed-tube-sheet heat exchangers - HCBBS Forum
10. Construction process for degreasing, pickling and passivation solution in oxygen pipelines of air separation units - HCBBS Forum
11. Discuss the reasons for leakage at the weld between the lower head and the nozzle----------------- - HCBBS Forum
12. What is a dry evaporator? “What does “dry” mean? - HCBBS Forum
13. The newly purchased storage tank made of stainless steel 304 has rust on it - HCBBS Forum
14. Chemical composition of 07MnNiMoVDR | Mechanical properties of 07MnNiMoVDR - HCBBS Forum
15. Boiler design parameter information, 5 articles in total - HCBBS Forum
16. Could that expert recommend a corrosion-resistant low-temperature reactor? - HCBBS Forum
17. Flue stack foundation - HCBBS Forum
18. Plate heat exchanger - HCBBS Forum
19. Operation, adjustment of gas boilers, and their heating costs - HCBBS Forum
20. Are there any requirements regarding the width of the baffle on the wall of the gasoline and diesel storage tanks for using single-disc steel floating roof foam generators? - HCBBS Forum
21. How to proceed with shutting down a spherical tank that has passed its inspection deadline? - HCBBS Forum
22. Why is this called a demister? - HCBBS Forum
23. For reinforcement of large openings, what methods do people use for calculations? - HCBBS Forum
24. Issues with pressure vessel calculation sheets - HCBBS Forum
25. Material issue - HCBBS Forum
26. Manufacturers and contact information for 350-ton/h gas boilers? - HCBBS Forum
27. Regarding 18442 helium leak detection - HCBBS Forum
28. If standard saddle supports are used, is calculation still necessary? - HCBBS Forum
29. Filling of liquefied hydrocarbon road tankers - HCBBS Forum
30. Holes are to be made in the welds where the end caps are joined. The end caps have already been 100% inspected; is it still necessary to conduct inspections after welding at those holes (at the locations where the holes are made)? - HCBBS Forum
31. How to solve the problem of easy coking when burning pine wood? - HCBBS Forum
32. What is a rotor nitrogen-filled storage and transportation box? - HCBBS Forum
33. Discussion on the issues with this tubular device - HCBBS Forum
34. What testing can be used as a substitute for the vacuum chamber method test for storage tank bottoms? - HCBBS Forum
35. Are there any design standards for water tanks and containers? - HCBBS Forum
36. HG/T21574-2008 Technical Requirements for Lugs and Engineering of Chemical Equipment - HCBBS Forum
37. The flange dimensions of the jacketed cone tube are incorrect; could anyone please suggest a good solution? - HCBBS Forum
38. How to choose a safety valve - HCBBS Forum
39. Questions about U-stamp - HCBBS Forum
40. Low-temperature liquid storage tank - HCBBS Forum
41. A valve is installed between the safety valve and the silencer; which requirement is not met? - HCBBS Forum
42. How to calculate the heat transfer load of heat transfer oil in a jacketed reactor - HCBBS Forum
43. The Zhenhai fluidized bed residue forge-welded hydrogenation reactor has been completed and shipped - HCBBS Forum
44. Internal structure diagram of the rich amine flash tank - HCBBS Forum
45. Rent a temporary torch - HCBBS Forum
46. Can one enter through the inspection hole φ426X11? - HCBBS Forum
47. Issues related to the retention of technical documents during the \"design service life\" - HCBBS Forum
48. Qualification issue - HCBBS Forum
49. (Special Quality Inspection Circular [2018] No. 9) Notice on Regulating the Examinations for Personnel Involved in the Inspection and Testing of Special Equipment - HCBBS Forum
50. Are water-coal slurry boilers less efficient compared to pulverized coal boilers? - HCBBS Forum
51. Pressure vessel assessment - HCBBS Forum
52. Please give me the answer - HCBBS Forum
53. Regarding design renewal - HCBBS Forum
54. Design of Common Chemical Process Unit Equipment - HCBBS Forum
55. Explosion-proof door for heat transfer oil furnace - HCBBS Forum
56. Will you meet the requirements put forward by the on-site supervisor? - HCBBS Forum
57. PE-lined steel storage tank - HCBBS Forum
58. Is a 022Cr19NI10 heat exchange tube, i.e., a plain tube, simply a tube that lacks fins and threads? - HCBBS Forum
59. Waste tar incinerator - HCBBS Forum
60. What are the techniques and precautions (list) for pressure testing containers? - HCBBS Forum
61. For atmospheric pressure vessels, what is the relationship between diameter and wall thickness for the same material? Is there any data to support this?--------------- - HCBBS Forum
62. Construction issues related to the gasket plate diagram - HCBBS Forum
63. Dear experts, is the D-level reviewer exam difficult? How do I need to prepare? - HCBBS Forum
64. Can’t understand it - HCBBS Forum
65. On the issue of thickness coverage in the process qualification for welding the tube sheet to the shell - HCBBS Forum
66. Eckert general association diagram - HCBBS Forum
67. Conversion of coal-fired heat transfer oil furnaces to biomass fuel - HCBBS Forum
68. Seek CAD catalog for manway devices for Type A and Type B boilers - HCBBS Forum
69. How to distinguish between national standard elbows and second-standard elbows? Please explain it to me, experts. - HCBBS Forum
70. Selection of support height and lifting lugs for chemical processing equipment - HCBBS Forum
71. Are there any **standards** for heating welding rod insulation sleeves on-site? - HCBBS Forum
72. Organic heat carrier boiler (heat transfer oil furnace) - HCBBS Forum
73. Is it flaw detection for reinforcing ring splicing? - HCBBS Forum
74. Does every boiler require more than two operators? - HCBBS Forum
75. Tank barrel weld leakage - HCBBS Forum
76. Looking for a solution? ? ? - HCBBS Forum
77. The flow of welding materials between the first-level and second-level warehouses - HCBBS Forum
78. Requirements for ferrite content in duplex steel - HCBBS Forum
79. A small project company wants to assign this work to us; how should we negotiate the price with them? - HCBBS Forum
80. Calculation for reinforcement of openings in jacketed vessels - HCBBS Forum
81. Maximum operating temperature for fluorinated lining equipment - HCBBS Forum
82. Implementation of welding material standards such as 5293-2018 - HCBBS Forum
83. Definition of welding procedure specification - HCBBS Forum
84. Range of reinforcement for openings in pressure vessels - HCBBS Forum
85. Reference materials for the design of industrial furnaces in steel mills - HCBBS Forum
86. Looking for the latest version of the beginner’s guide to chemical processing equipment - HCBBS Forum
87. Issues regarding the inspection of the bonding rate for stainless steel composite plate equipment - HCBBS Forum
88. Welding electrode grades for 316Ti cladding - HCBBS Forum
89. Stamp on design drawings - HCBBS Forum
90. Issues related to ultrasonic testing of conforming steel plates - HCBBS Forum
91. Manufacturers of quench boilers for ethylene plants - HCBBS Forum
92. Heat pump distillation – seeking recommendations for vapor compressor manufacturers - HCBBS Forum
93. YORK-709 compliance standard? - HCBBS Forum
94. Seek EU standards for pressure vessels, welding inspection criteria - HCBBS Forum
95. NACE 0103 – Selection of materials resistant to sulfide stress cracking (SSC) - HCBBS Forum
96. Why is the thickness of the mid-gusset plates in some large storage tanks set at 11 mm? - HCBBS Forum
97. Is the process package for the newly constructed skid-mounted facility required to undergo design review? - HCBBS Forum
98. Is the choice of steel plate based on the medium temperature or the ambient temperature? - HCBBS Forum
99. I have a question about 12Cr2Mo1R for everyone - HCBBS Forum
100. Heat exchanger pressure testing - HCBBS Forum