English — Forum #276 (Page 96/145)

1. Issues with the setting of the takeover baffle - HCBBS Forum
2. Is a pressure-reducing and temperature-reducing device a pressure pipeline component? - HCBBS Forum
3. Manufacturers of carbon steel-lined fiberglass-reinforced plastic - HCBBS Forum
4. Technical Requirements for Pressure Vessel Manufacturing (Inspection and Acceptance) – Valuable Contribution of Information - HCBBS Forum
5. Multiple-choice question - HCBBS Forum
6. Calculation of tube sheets per GB/T151 - HCBBS Forum
7. Seeking advice on the coverage of weld procedure qualification for heat exchanger tube sheets - HCBBS Forum
8. Why can’t Q235B and Q235C thick plates be used in pressure vessels? - HCBBS Forum
9. In the calculation of U-shaped tube heat exchanger tube plate, what stresses should be checked on the tube plate? - HCBBS Forum
10. What is the service life of the flexible connections at the inlet and outlet of the drum blower? - HCBBS Forum
11. Flange tolerance issues for equipment - HCBBS Forum
12. Sample preparation for shear force tests on stainless steel and carbon steel composite steel plates - HCBBS Forum
13. Calculation of tube sheet thickness for floating-head heat exchangers - HCBBS Forum
14. How to design, calculate, and verify the columns of a steel platform? - HCBBS Forum
15. Cracks in the teeth of the autoclave - HCBBS Forum
16. Is an enamel-lined batch pressure vessel without a jacket considered a pressure vessel? - HCBBS Forum
17. What is the difference between material entering from the bottom and from the top of a storage tank? - HCBBS Forum
18. I’m begging all the experts on heat exchangers for help - HCBBS Forum
19. Questions regarding the calculated temperature of boilers - HCBBS Forum
20. What determines whether an external coil heat exchange or an internal coil jacket is used in a kettle or other equipment? - HCBBS Forum
21. I would like to ask if there is any difference in the processing costs between the end caps for DN4420 and those for DN4500 - HCBBS Forum
22. Non-destructive testing qualifications within the quality assurance system - HCBBS Forum
23. In the new version of the NBT 47065 standard for container supports, the specifications for the foundation bolts have been increased - HCBBS Forum
24. Why do storage tank fire pipelines leak media? - HCBBS Forum
25. Several methods for straightening industrial furnaces - HCBBS Forum
26. Are pressure gauges, thermometers, etc. considered special equipment? - HCBBS Forum
27. Toothed clamp coupling washer - HCBBS Forum
28. What’s going on here? - HCBBS Forum
29. Drainage problem of boiler superheater - HCBBS Forum
30. Calculate the filter screen pressure drop - HCBBS Forum
31. Help: How to fix vertical atmospheric pressure cylindrical containers - HCBBS Forum
32. They have to weld this together - HCBBS Forum
33. ASME-standard designed three-phase separator - HCBBS Forum
34. Can the welds of atmospheric pressure equipment be exempted from non-destructive testing? - HCBBS Forum
35. Design specifications for gaskets - HCBBS Forum
36. Modification of pressure vessels in use – change of medium - HCBBS Forum
37. Is it necessary to recalculate the dimensions of the boiler manholes? - HCBBS Forum
38. 2019 Auditor Continuing Education Plan - HCBBS Forum
39. Wall thickness issues of stainless steel seamless pipes above DN350 - HCBBS Forum
40. Chemical composition of 18MnMo4-5, Mechanical properties of 18MnMo4-5 - HCBBS Forum
41. Phase 1 [Discussion Thread] Integration – Transfer Again – [One-Chain Summary] – Appreciation Begins with Sincerity - HCBBS Forum
42. Has anyone seen the strength calculation document? - HCBBS Forum
43. Explosive composite plate - HCBBS Forum
44. Are there detailed structural drawings of the ribs in a ribbed tank? - HCBBS Forum
45. Critical lower temperature of furnace tube - HCBBS Forum
46. SW6 strength calculation issue - HCBBS Forum
47. Issues with weld joint thickness? - HCBBS Forum
48. Diaphragm air pressure tanks require strength verification for those components - HCBBS Forum
49. 【Discussion Thread 22】Is dehydrogenation treatment considered a heat treatment? - HCBBS Forum
50. The design of static equipment involves the integration of various calculation tools – categorizing, integrating, and re-uploading them - HCBBS Forum
51. 【Daily Question】 【AC Version for Static Equipment...Question 15】 November 29, 2018 – True/False Multiple Choice....Enter to win a prize - HCBBS Forum
52. Installation of external reinforcement ring on the head - HCBBS Forum
53. How to choose between HG/T20623 A series and B series? - HCBBS Forum
54. Is the maximum operating temperature on the fixed volume gauge the design temperature? - HCBBS Forum
55. Weld overlay process qualification - HCBBS Forum
56. Flange forging problem? - HCBBS Forum
57. Buffer tank before compressor - HCBBS Forum
58. Repair of high-pressure equipment sealing surfaces (twin-cone seal structure) - HCBBS Forum
59. Issues with the cracked version of SW6 3.0 or 3.1 - HCBBS Forum
60. [Discussion Thread 55]: Regarding stainless steel equipment: What are the relationships and differences between chloride corrosion and intergranular corrosion? - HCBBS Forum
61. Materials selection for carbon dioxide corrosion - HCBBS Forum
62. Daily Quiz for Static Equipment Area: True/False Multiple-Choice Questions – Participation Entails a Prize - HCBBS Forum
63. Does the ethyl formate tank need to be insulated? - HCBBS Forum
64. Simplified procedures for extending qualifications of review and approval personnel - HCBBS Forum
65. Cross-shaped anti-vortex device - HCBBS Forum
66. How to calculate when there is no 20G material available for the SW6 takeover material? - HCBBS Forum
67. Centrifugal pump - HCBBS Forum
68. Pressure vessel category - HCBBS Forum
69. Must the 4.4m diameter tank be manufactured on-site? - HCBBS Forum
70. Water wash - HCBBS Forum
71. 【Discussion Thread 45】What type of component is the skirt housing () - HCBBS Forum
72. Question: Welding of 0Cr25Ni20 stainless steel – what precautions should be taken when welding this type of stainless steel? Welding process? How to avoid cracks? - HCBBS Forum
73. How to verify the head template - HCBBS Forum
74. Regarding the welding issues outside the fire extinguishing steam tube furnace - HCBBS Forum
75. After the release of the major specifications, I have a few small questions - HCBBS Forum
76. It is recommended that the moderators compile the daily questions into a collection of test questions - HCBBS Forum
77. Screen defoamer - HCBBS Forum
78. It seems like the equipment engineering field is almost becoming a universal one - HCBBS Forum
79. Requirements for ultrasonic testing of steel plates used for casings - HCBBS Forum
80. How to write the details for flanged pipes according to American standards - HCBBS Forum
81. Regarding the issue of welding parameters in WPS where two PQRs are used for coverage - HCBBS Forum
82. Fasteners, threads, retaining rings collection reply download...... - HCBBS Forum
83. Mixing container problem - HCBBS Forum
84. Personal income tax deductions, continuing education for pressure vessel approval personnel - HCBBS Forum
85. Calculation and determination of the wall temperature of the heat exchange tubes in shell-and-tube heat exchangers - HCBBS Forum
86. * * Announcement of the State Administration for Market Regulation on optimizing access services for special equipment administrative licensing and strengthening interim and ex-post regulatory measures - HCBBS Forum
87. Calculation of a bolt-pressed quick-opening door - HCBBS Forum
88. How to calculate the strength of a heat exchanger using threaded tubes [rather than corrugated tubes]? - HCBBS Forum
89. Local stress analysis of takeover - HCBBS Forum
90. Internal pressure cone shell - HCBBS Forum
91. Can a ladder backing plate be welded to the manhole reinforcement ring of an atmospheric pressure vessel? - HCBBS Forum
92. What is the maximum temperature that a 20# metal hose with DN20\PN2.0 can withstand? - HCBBS Forum
93. Paint thickness - HCBBS Forum
94. Comprehensive Guide to Valve Knowledge.pdf - HCBBS Forum
95. Regarding fluorine-lined containers - HCBBS Forum
96. Chemical composition of normalized container steel plate 20MnMoNi55, mechanical properties of 20MnMoNi55 - HCBBS Forum
97. Does the Aviation Power Control System Research Institute of AVIC Group I have a pressure vessel design certificate? - HCBBS Forum
98. Problems associated with opening holes at the bottom of spherical tanks for highly toxic media - HCBBS Forum
99. Theoretical calculation problems for thin-walled cylinders under external pressure - HCBBS Forum
100. Manhole specifications and model markings - HCBBS Forum