English — Forum #276 (Page 117/145)

1. Problems with double-layer buried tanks in gas stations - HCBBS Forum
2. How to control high chloride levels in boiler water and prevent too rapid an increase in chloride concentrations? - HCBBS Forum
3. Seek drawings for a 600-cubic-meter water tank - HCBBS Forum
4. Some issues regarding the heating coils of crude oil tanks - HCBBS Forum
5. 4000-ton crawler crane - Dalian Hengli - HCBBS Forum
6. Operating temperature of Q235B vertical dome storage tanks - HCBBS Forum
7. Compendium of Pressure Vessel Standards 2017 – Download from Baidu Cloud - HCBBS Forum
8. Internal ladder of storage tank - HCBBS Forum
9. Cylinder rolling pre-bending - HCBBS Forum
10. Pressure vessel reinforcement ring - HCBBS Forum
11. Technical requirements for pressure vessel linings (stainless steel lining) - HCBBS Forum
12. I’d like to ask, what is this? - HCBBS Forum
13. After the unit is shut down for major maintenance, what are the requirements regarding the order of maintenance for multiple stationary equipment? - HCBBS Forum
14. Pickling and passivation of stainless steel equipment - HCBBS Forum
15. Deaerator classification - HCBBS Forum
16. How should welding procedure qualification be carried out for foreign brand welding materials? - HCBBS Forum
17. Issues regarding the construction acceptance of skid-mounted equipment - HCBBS Forum
18. Throttling orifice plate - HCBBS Forum
19. Notice on Adjusting the Validity Period of Licenses for Special Equipment Manufacturing Units in Beijing (Jing Zhi Jian Fa [2018] No. 27) - HCBBS Forum
20. Conversion between liquid level and volume in horizontal storage tanks - HCBBS Forum
21. Waste incineration - HCBBS Forum
22. Nickel electrolyzer - HCBBS Forum
23. I have a question regarding the volume of combustible gas storage tanks - HCBBS Forum
24. What are the routine inspections and maintenance tasks for glass-lined enamel reaction vessels? - HCBBS Forum
25. How to determine the space size at the bottom and top of the shell of a fixed-tube reactor - HCBBS Forum
26. Luoyang Longhua product samples - HCBBS Forum
27. Horizontal tank with jacket - HCBBS Forum
28. By how much does the flue gas temperature drop after passing through the economizer and air preheater? - HCBBS Forum
29. PV Elite 2018 Help - HCBBS Forum
30. How can the performance of cranes of the same tonnage from different manufacturers differ so greatly? - HCBBS Forum
31. Has anyone used a machine for cleaning the flue pipes of gas boilers? - HCBBS Forum
32. New member seeking help with the calculation of flash vapor volume - HCBBS Forum
33. I have a question: if the medium in a tube sheet enclosure is water, is heat treatment still necessary? - HCBBS Forum
34. Which standard does the DZL series of boilers comply with? - HCBBS Forum
35. Jacket welding and surface treatment techniques - HCBBS Forum
36. The effect of temperature on material corrosion - HCBBS Forum
37. Boiler flame - HCBBS Forum
38. One quality certificate for 20 steel seamless pipes, size 273×6, in accordance with GB/T8163-2008 - HCBBS Forum
39. How should the design pressure for atmospheric pressure storage tanks be determined? Professional replies earn rewards - HCBBS Forum
40. Decision No. 196 of the General Administration of Quality Supervision, Inspection and Quarantine on Repealing and Amending Certain Regulations - HCBBS Forum
41. Here, the gauge length of the deep support type bearing is 10 mm - HCBBS Forum
42. Dear teachers, may I ask how to eliminate the discoloration that occurs after cutting stainless steel with plasma cutting? - HCBBS Forum
43. Orifice plate flowmeters cannot provide accurate measurements - HCBBS Forum
44. Distance requirements between ammonia storage tanks - HCBBS Forum
45. Since the structure may produce methane, a flammable gas, which code should be referred to for determining the required distance between such structure and roads and buildings? - HCBBS Forum
46. Can the standards for oil tanks be used to design water tanks? - HCBBS Forum
47. Hubei Tianzhong Petrochemical Equipment Co., Ltd - HCBBS Forum
48. Opening issue in the central roof plate of vaulted storage tanks - HCBBS Forum
49. Please help calculate the safe discharge capacity of the safety valve - HCBBS Forum
50. Problems with support pads - HCBBS Forum
51. The updated version of the support has been published - HCBBS Forum
52. Pressure vessel issues - HCBBS Forum
53. Spacing of support bolts or anchor bolts - HCBBS Forum
54. Principle of device operation - HCBBS Forum
55. The issue of material strength - HCBBS Forum
56. Hardness testing after weld heat treatment - HCBBS Forum
57. Vacuum vessel problems - HCBBS Forum
58. Seeking drawings or photos of the flanges used for pressurizing floating-head heat exchangers - HCBBS Forum
59. Template for quality certificate of manholes - HCBBS Forum
60. Welding is not allowed after heat treatment - HCBBS Forum
61. 【ASME Analysis and Design】Requirements and steps for ASME analysis and design - HCBBS Forum
62. Exploring the truth behind heat exchanger accidents – a purely technical post - HCBBS Forum
63. I’m here to make jokes - HCBBS Forum
64. Changes in the European pressure vessel design standard EN13445/AD2000 (shared) - HCBBS Forum
65. Lined container pressure range. - HCBBS Forum
66. What are the ways to study Pressure Vessel Engineering*? - HCBBS Forum
67. Several welding standards have been updated - HCBBS Forum
68. Seeking advice on flange gasket issues for air coolers! - HCBBS Forum
69. What is the cold shock temperature for composite stainless steel plates? - HCBBS Forum
70. How to determine the pretightening force of double cone ring sealing surface studs - HCBBS Forum
71. How many full-time design engineers are required to apply for the design qualification for Class D pressure vessels? - HCBBS Forum
72. Thermal deaerator in the boiler - HCBBS Forum
73. Discussion on Welding Technology** - HCBBS Forum
74. Why are upper and lower sections provided for the on-site level gauge? - HCBBS Forum
75. Regarding the quick shut-off valve for gas boilers - HCBBS Forum
76. Regarding the selection of pipe materials and the determination of standard year numbers - HCBBS Forum
77. Recordable ultrasonic testing issues? - HCBBS Forum
78. On the origin of the “Regulations on Flanges for Extremely High, High, and Liquefied Petroleum Gas Media” - HCBBS Forum
79. Cylinder heat treatment - HCBBS Forum
80. 50% Sodium Hydroxide: Selection of tank material for storage at room temperature - HCBBS Forum
81. Problems with igniting natural gas heat transfer oil boilers, - HCBBS Forum
82. Questions regarding clause 6.1.3 in GB/T150.3-2011 for the calculation of non-ferrous metal vessels - HCBBS Forum
83. Sekon spacing - HCBBS Forum
84. Calculation formula for the outer arc height of any angle elbow plus straight pipe section - HCBBS Forum
85. Where can I find the elastic modulus and Poisson’s ratio of steel? - HCBBS Forum
86. Official version – Notice on Strengthening the Safety Supervision and Management of LPG Stations 【Quality, Technology and Inspection Bureau, Boiler Regulation: [1999]143】 - HCBBS Forum
87. Heat exchanger - HCBBS Forum
88. How is the distance-amplitude curve created during ultrasound testing? - HCBBS Forum
89. Annular butt joint of necked butt-welded flange and pipe - HCBBS Forum
90. It was designed according to the national standard; converting it to the international standard – is that difficult? - HCBBS Forum
91. Does the total length for cylinder straightness in NB/T47041-2014 include the skirt height? - HCBBS Forum
92. Seek drawings for small boilers and steam generators that are exempt from inspection - HCBBS Forum
93. In ASME pressure vessel design, the actual thickness of SA-516M steel plates is 8-0.3+0.25. Why is there a +0.25? - HCBBS Forum
94. Regarding water in gas steam boilers - HCBBS Forum
95. Looking for an electronic version of the definition of large tolerance specifications? - HCBBS Forum
96. ANSYS simulation - HCBBS Forum
97. Should the mixing motor for the reaction vessel be horizontal type B or vertical type V? - HCBBS Forum
98. What is the empirical range for the gas flow velocity at the evaporation interface during atmospheric or reduced-pressure distillation? It’s best to have a source - HCBBS Forum
99. Discussion on the maximum opening diameter without additional reinforcement - HCBBS Forum
100. Container size deviation standard - HCBBS Forum