English — Forum #276 (Page 99/145)

1. 【Daily Question】 【AC Version for Static Equipment... Question 131】 May 11, 2019 Multiple-choice question... Everything is going well - HCBBS Forum
2. Corner steel for floating roof tank wall cladding - HCBBS Forum
3. How to design a hydrochloric acid storage tank at atmospheric pressure? - HCBBS Forum
4. 【Daily Question】 【AC Version for Static Equipment...Question 13】 January 13, 2019 – True/False Multiple Choice Question...Abundance every year - HCBBS Forum
5. Protection device to prevent leaks in the level gauge - HCBBS Forum
6. ASME atmospheric pressure storage tank flat roof design - HCBBS Forum
7. reservoir - HCBBS Forum
8. Problems with welding heat exchange tubes to tube sheets! ! ! - HCBBS Forum
9. For chemical and pharmaceutical companies dealing with liquid or dust in vacuum systems, please come here! - HCBBS Forum
10. On dust removal from powder silos - HCBBS Forum
11. Pilot vent valve - HCBBS Forum
12. Selection of small-size mixing tank frame, flange flange, and mounting base - HCBBS Forum
13. Selection of welding joint coefficient for pressure vessel heads - HCBBS Forum
14. Is the installation plan of the silo ear seat anchor bolts feasible? - HCBBS Forum
15. Seek regulations for safety valve management - HCBBS Forum
16. Boiler feedwater dissolved oxygen content adjustment plan.doc - HCBBS Forum
17. [Discussion Thread 23] How to deal with the air retention issue when welding butt flanges and nozzles - HCBBS Forum
18. Does anyone know where this stove is? - HCBBS Forum
19. How to prevent collapse when removing floating pads - HCBBS Forum
20. Activated carbon filter - HCBBS Forum
21. Ladder platform design - HCBBS Forum
22. About the corrosion allowance of equipment - HCBBS Forum
23. Why must the oil level gauge tube of a storage tank extend almost to the bottom of the tank? - HCBBS Forum
24. Issue with reinforcement bar placement - HCBBS Forum
25. 【Daily Question】 【AC Version for Static Equipment...Question 81】 March 22, 2019 – Revised multiple-choice questions...Good luck! - HCBBS Forum
26. Construction of internal lining for high-temperature heating furnace - HCBBS Forum
27. Boiler design issues? - HCBBS Forum
28. Selection of heat exchangers - HCBBS Forum
29. Regarding the scope of supply - HCBBS Forum
30. Platform ladder steel stairs – comprehensive integration – saving everyone a lot of trouble~~~~~~~~~~~ - HCBBS Forum
31. Heat exchanger piping issues - HCBBS Forum
32. The requirement that ‘the minimum standard tensile strength of the steel material ≤ 540 MPa’ is commonly seen in pressure vessels. What is the reason and purpose behind this? - HCBBS Forum
33. Low-nitrogen transformation refers to the content of less than what is low-nitrogen? - HCBBS Forum
34. In heat exchanger design, the requirement for the perpendicularity between the tube holes in the tube sheet and the sealing surface of the tube sheet serves the purpose of - HCBBS Forum
35. The regulations have changed, and a pressure vessel operation certificate is no longer required, but how is a \"quick-opening pressure vessel\" defined? - HCBBS Forum
36. How to select explosion-proof plates for coking dust collection bins, and how to calculate the blast pressure for self-made aluminum explosion-proof plates? - HCBBS Forum
37. Seeking information on the specifications and models of containers - HCBBS Forum
38. 111 - HCBBS Forum
39. Welding evaluation for submerged arc welding - HCBBS Forum
40. Guys, what is this type of bolt called? What is it for? - HCBBS Forum
41. Internal audit and management review of the pressure vessel quality system - HCBBS Forum
42. Is the formula for the axial stiffness of expansion joints in GB16749 different from that in SW6? - HCBBS Forum
43. Which has better quality, carbon steel and stainless steel sheets and pipes? - HCBBS Forum
44. Surface inspection of ferromagnetic materials: What are the advantages of MT over PT? - HCBBS Forum
45. For a plate heat exchanger, where the frame plate is equipped with a seamless fitting larger than DN250, why is the nameplate marked as RT1? - HCBBS Forum
46. Dry coal bin - HCBBS Forum
47. In a tube heat exchanger, if the heat exchange tubes are replaced from carbon steel to stainless steel, how does the heat exchange area change? - HCBBS Forum
48. What is the difference between 15CrMoR(H) and 15CrMoR? - HCBBS Forum
49. I have a question - HCBBS Forum
50. Several concepts in the design of variable-diameter sections - HCBBS Forum
51. Deaerator Structure and Working Principle.ppt - HCBBS Forum
52. Is a Class A qualification definitely required to manufacture drawings for analytical design? - HCBBS Forum
53. Is the setting scheme for the silo ear seat foundation bolts feasible? - HCBBS Forum
54. With a self-sealing design, there is no preload; does the bolt only experience the working load? How to determine the torque when installing bolts - HCBBS Forum
55. [Daily question] [Static Equipment Exchange Edition...Question 59] Location multiple choice question on February 28, 2019...all the best - HCBBS Forum
56. As the master of the seas and rivers, what do you need to do? Only fifty million is given to you - HCBBS Forum
57. When PVElite calculates the supports for vertical containers, how is the value of the parameter Mleg determined? - HCBBS Forum
58. Discussion on the toxicity of media in pressure vessels - HCBBS Forum
59. Regarding the nominal thickness of forged pipes in pressure vessels - HCBBS Forum
60. 【Daily Question】 【AC Version for Static Equipment...Question 49】 February 18, 2019 – True/False Question...Everything is going well - HCBBS Forum
61. Questions about AB series steel pipe flanges - HCBBS Forum
62. Questions regarding seismic loads - HCBBS Forum
63. ±Determination of the allowable stress value for 50 kPa equipment - HCBBS Forum
64. [Discussion Thread 49] How to determine the filling coefficient in pressure vessels? - HCBBS Forum
65. Find a heat treatment process card and heat treatment process specification - HCBBS Forum
66. Water hammer in steam heat exchangers - HCBBS Forum
67. There are many arch-top tanks being manufactured these days. Selected practical riveting experience and tips - HCBBS Forum
68. Is it cheaper to operate 1 large gas boiler, or is it cheaper to operate 2 smaller boilers? - HCBBS Forum
69. What qualifications are required for modifying pressure vessels? - HCBBS Forum
70. How to store unsaturated polyester resin - HCBBS Forum
71. I would like to ask everyone: what are the pressure vessel manufacturers in the Jiangbei area of Nanjing, especially those of smaller scale? Thank you! - HCBBS Forum
72. Number of longitudinal welds on the cylinder body - HCBBS Forum
73. 【Personal Integration Guide】—Adding a touch of color to the new year - HCBBS Forum
74. Calculations related to the welding of container supports to the head - HCBBS Forum
75. Can the side flange be raised just like a long-neck butt-weld flange? - HCBBS Forum
76. Has anyone made such a heat exchanger? How should it be calculated? - HCBBS Forum
77. Discussion on the material selection for ammonia tank - HCBBS Forum
78. Notice from the General Office of the State Administration for Market Regulation on Regulating the Safety Technical Requirements for Pressure Vessels - HCBBS Forum
79. Can’t register as a member of the National Technical Committee for Standardization of Boilers and Pressure Vessels? - HCBBS Forum
80. [Discussion Thread 14] Can NPT thread connections be used for the ports of a 13 m3 liquefied petroleum gas storage tank? - HCBBS Forum
81. How to draw the coiled pipe on the head? - HCBBS Forum
82. Questions regarding the additional technical requirements for Cr-Mo steel plates in hydrogenation equipment - HCBBS Forum
83. Why is the salt content highest at the evaporation surface of the drum water level? - HCBBS Forum
84. How to calculate the external pressure strain coefficient A using interpolation? It would be better to give an example; I’m too stupid to do it! - HCBBS Forum
85. I urgently need friends to help recommend new types of side filtration equipment for circulating water, including the manufacturers, preferably those with experience in use in refineries! ! ! - HCBBS Forum
86. Looking for the user manual and specifications sheet for the Sichuan Construction Machinery STC100S crane - HCBBS Forum
87. Regarding the heat storage tank - HCBBS Forum
88. What questions are asked in the defense for intermediate professional titles? (Engaged in pressure vessel design) - HCBBS Forum
89. Test plate tensile testing problem - HCBBS Forum
90. Why should we learn *ASME and EN13445? - HCBBS Forum
91. Can carbon steel be used for ethylene oxide spheres? - HCBBS Forum
92. I have a question regarding the calculation of fixed tube sheets in SW6 - HCBBS Forum
93. Analysis of the working principle of rotary diaphragm deaerators (thermal deaerators).doc - HCBBS Forum
94. Why are the groove shapes for the circumferential and longitudinal welds of the cylinder different? - HCBBS Forum
95. Relationship between tube sheet thickness and heat exchange tube length in shell-and-tube heat exchangers - HCBBS Forum
96. In a 10-20% sulfuric acid system at temperatures above 200°C, what is the allowable concentration of iron ions for zirconium materials to maintain corrosion resistance? - HCBBS Forum
97. What are 12Cr2MoV welding electrodes, as well as submerged arc welding wires and fluxes? - HCBBS Forum
98. Compression strip for the split diaphragm of heat exchangers - HCBBS Forum
99. Do internal floating roof tanks require core-equipped manholes? - HCBBS Forum
100. Calculation formulas for the actual load carried by the new standard ear seats and supported bearings - HCBBS Forum