English — Forum #276 (Page 31/145)

1. safety valve - HCBBS Forum
2. Some issues with design, materials, manufacturing, and inspection - HCBBS Forum
3. Specification requirements for regular inspection of permanent storage tanks and vent valves - HCBBS Forum
4. 6 Misconceptions About Equipment Lubrication - HCBBS Forum
5. Seeking advice from experts - HCBBS Forum
6. Can the manhole on the storage tank be changed to a quick-opening type manhole? - HCBBS Forum
7. [Interpretation of the Special Equipment Safety Law] Article 99 - HCBBS Forum
8. Overview of corrosion of pressure vessels in urea plants - HCBBS Forum
9. The issue of classifying large-diameter heat exchangers based on the extreme toxicity of liquid-phase materials - HCBBS Forum
10. The boiler manufacturer prepares the production plan; are there specific standards for the project details, or are they determined based on the quality assurance system? - HCBBS Forum
11. French CODAP construction codes for non-fire pressure vessels - HCBBS Forum
12. What are the functions of the high-level tank and the low-level tank in a heat transfer oil furnace? - HCBBS Forum
13. Seek training materials for JB4732-95 \"Steel Pressure Vessels -- Code for Analytical Design\" - HCBBS Forum
14. Flange types and gasket selection for ethylene oxide as specified in Appendix B of HG/T20583-2020 - HCBBS Forum
15. Is there a problem with the structural diagram in the standards for type A flat welding flanges? - HCBBS Forum
16. After the weld on a steel plate is polished flat, what methods can be used to locate that weld? - HCBBS Forum
17. Why must oil be prevented from entering the oxygen valve? - HCBBS Forum
18. Exact definition of 5E-5pa - HCBBS Forum
19. SW6-2011 V5.0 Patch 3 released (20230320) with download link - HCBBS Forum
20. What are the steps involved in a pressure vessel from its inception to being put into use? - HCBBS Forum
21. Is the reboiler of a negative pressure tower considered a pressure vessel? - HCBBS Forum
22. Ask about the matching of steel straps and metal outer protective layers during thermal insulation installation. - HCBBS Forum
23. Anti-backflow in the tube side of a shell and tube heat exchanger - HCBBS Forum
24. Is it necessary to perform calculations for pipe flanges used as equipment flanges? - HCBBS Forum
25. Need a few pages of material - HCBBS Forum
26. Is there a limit on the pressure difference between the inlet and outlet of the MVR Roots steam compressor? - HCBBS Forum
27. Issues regarding the management of off-spec pressure vessels - HCBBS Forum
28. That person has the SW6-2011 V5.0 stand-alone version; could they share it? - HCBBS Forum
29. Let’s take a look at the defective welds. - HCBBS Forum
30. How to determine the design pressure of pressure vessels - HCBBS Forum
31. Is it easy to pass the Special Equipment Management Certificate exam? Is the pass rate high? - HCBBS Forum
32. Seeking advice on calculating the area of internal pipes in the design of a water-jacketed furnace - HCBBS Forum
33. Anti-corrosion measures for long-distance natural gas pipelines - HCBBS Forum
34. The bolts use coarse-thread or fine-thread - HCBBS Forum
35. What is a type test? - HCBBS Forum
36. Several materials resistant to sulfuric acid - HCBBS Forum
37. Sharing of defense materials for pressure vessel design approval personnel’s assessment drawings - HCBBS Forum
38. Please share the Chinese version of ASME Section VIII-2, \"Additional Rules for the Construction of Pressure Vessels\", editions 2017 or 2019 - HCBBS Forum
39. Causes and prevention measures of welding "hot cracks" - HCBBS Forum
40. End difference of the condenser - HCBBS Forum
41. Principle of the outlet filter at the bottom of the buffer tank - HCBBS Forum
42. When a gas alarm in a gas boiler room goes off, is it necessary to shut down the entire system or simply cut off the power supply? - HCBBS Forum
43. The thickness of the bottom of the heating kettle was detected to be thin and spotty. - HCBBS Forum
44. How to calculate the negative pressure value that a pressure vessel can withstand - HCBBS Forum
45. For the thickness δs of the blank for the drawing head, can the nominal thickness δnh of the head in SW6 be used? - HCBBS Forum
46. I’d like to ask for advice - HCBBS Forum
47. Adding diagonal blind plates at the flanges of pressure pipes at the GC3 level (by cutting and welding to shorten the length of the pipe sections) does this constitute a modification to the pressure pipes? - HCBBS Forum
48. Classification and introduction of tower equipment - HCBBS Forum
49. Duplex steel heat exchange tubes do not self-fuse; how can filler wire welding ensure fusion at the root? - HCBBS Forum
50. Basic contents of equipment autonomous inspection management - HCBBS Forum
51. Can containers for highly hazardous media be made of composite steel plates? - HCBBS Forum
52. For composite tube sheets, is intergranular corrosion a concern? - HCBBS Forum
53. Insulation sleeve weld strength verification - HCBBS Forum
54. What equipment-related documents are required when applying for a pressure vessel manufacturing license? - HCBBS Forum
55. GB/T *080*.*-*0*0 5.*.4 Issues with expansion joint connections - HCBBS Forum
56. General requirements for the use of welding electrodes - HCBBS Forum
57. Types and characteristics of mixed gases in welding - HCBBS Forum
58. Why is this pressure vessel considered an external device? - HCBBS Forum
59. Boiler hydrostatic test - HCBBS Forum
60. Q&A on explosion-proof knowledge - HCBBS Forum
61. Can pressure vessel heads be manufactured from steel plates or round bars? - HCBBS Forum
62. **Standard specifications for the manufacture of pressure vessel equipment - HCBBS Forum
63. [Help] High temperature of gas leaking from the packing of ultra-high pressure compressor - HCBBS Forum
64. I’m seeking help from experts: Why does gaseous ammonia in the ammonia evaporator contain liquid ammonia? - HCBBS Forum
65. Notice on the Issuance of Corrigendum No. 1 to NB/T 47020~47027-2012 \"Flanges, Gaskets, and Fasteners for Pressure Vessels\" - HCBBS Forum
66. On the issue of eliminating pipe expansion - HCBBS Forum
67. Common welding defects in aluminum alloy welding and their solutions - HCBBS Forum
68. Procedures for pipeline installation and pipeline pickling, flushing, purging, and painting - HCBBS Forum
69. The most comprehensive steps for bearing selection - HCBBS Forum
70. What are QC, IQC, IPQC, and QA, terms often used in factories? - HCBBS Forum
71. Can the welding procedure qualification for fillet weld specimens be applied to or cover the welding positions of Class E joints in national standard pressure vessels? - HCBBS Forum
72. Installation of chemical equipment supports - HCBBS Forum
73. Four processes that make metals stronger - HCBBS Forum
74. Seeking outsourcing for pressure vessel design (including SAD) - HCBBS Forum
75. Technical guarantee documents for pressure vessels at the time of leaving the factory - HCBBS Forum
76. Operation methods and adjustment techniques for horizontal spiral centrifuges - HCBBS Forum
77. Regarding the issue with the saddle pad - HCBBS Forum
78. Determination of loose flanges and arbitrary flanges - HCBBS Forum
79. How is this kind of skirt seat inspection hole calculated? - HCBBS Forum
80. jacketed tank - HCBBS Forum
81. How to choose a sight glass for low-temperature pressure vessels - HCBBS Forum
82. Is competition in this industry really that fierce these days, to the point where no one cares about the quality of the products for customers? - HCBBS Forum
83. Bidding documents for 1000 cubic pressure spherical tank - HCBBS Forum
84. Basic knowledge of flux-cored wire arc welding - HCBBS Forum
85. Methods for eliminating welding residual stress - HCBBS Forum
86. 【Production】What are the items included in the daily inspection of TPM equipment? - HCBBS Forum
87. Is the equipment code for pressure vessels determined during the design phase? - HCBBS Forum
88. Where can I find the requirements for type testing of liquefied gas tank trucks or containers? - HCBBS Forum
89. Does flux-cored wire need to be classified as welding material? - HCBBS Forum
90. Quality Inspection Outline for Petrochemical Projects - HCBBS Forum
91. How to calculate the load on the ear seat caused by the stirring device - HCBBS Forum
92. For steel plates in the normalized state, after head forming, why is it required to carry out normalization followed by tempering after forming, rather than just normalization? - HCBBS Forum
93. Is it appropriate to arrange stainless steel pipes alongside carbon steel heat tracing pipelines? - HCBBS Forum
94. Why is stirring added to styrene storage tanks? - HCBBS Forum
95. Molar volume of an ideal gas - HCBBS Forum
96. Do pressure vessels have to use type A pressure gauges? - HCBBS Forum
97. Flange standards compilation - HCBBS Forum
98. Flange pressure rating - HCBBS Forum
99. What are the different valve connection methods for air compressor connection fittings? - HCBBS Forum
100. Do you know the layout requirements for common equipment in chemical plants? - HCBBS Forum