English — Forum #276 (Page 14/145)

1. Some of the media that cause intergranular corrosion in austenitic stainless steels - HCBBS Forum
2. Anti-H2S corrosion HIC test and SSC test - HCBBS Forum
3. Is JB 4732 still valid? - HCBBS Forum
4. Five major welding problems and precautions for austenitic stainless steel - HCBBS Forum
5. Phased array ultrasonic detector for inspecting pipe joint welds - HCBBS Forum
6. Please provide a plan for the following testing items, thank you - HCBBS Forum
7. I need a detailed design drawing for a hot air furnace - HCBBS Forum
8. The three stages of equipment installation and commissioning - HCBBS Forum
9. Basic line types in engineering drawing and their application ranges - HCBBS Forum
10. Combined units, symbols, and meanings of physical quantities - HCBBS Forum
11. Explanations regarding operating temperature, metal temperature, design temperature, and minimum designed metal temperature - HCBBS Forum
12. Emergency shut-off valve - HCBBS Forum
13. What is technical disclosure? - HCBBS Forum
14. The bottom of a 3,000-liter oil storage tank is leaking, and the oil is seeping into the foundation. How can it be replaced? - HCBBS Forum
15. Cooling and final rolling temperatures for different steel grades - HCBBS Forum
16. Basic principles for material selection in welded structures: 1. Principles for selecting base materials - HCBBS Forum
17. Purging of chemical plants - HCBBS Forum
18. What are the fireproof coatings for equipment? - HCBBS Forum
19. Summary of common problems with air storage tanks - HCBBS Forum
20. Comprehensive Guide to the Use of Reinforcement Rings in Pressure Vessels: Key Considerations from Standards to Practice - HCBBS Forum
21. Calculation of the final temperature of the heat exchanger - HCBBS Forum
22. Markings on the flange - HCBBS Forum
23. Safety management for the first start-up of chemical processing units - HCBBS Forum
24. Function and applications of pressure gauge buffer tubes - HCBBS Forum
25. What are the provisions regarding quality and safety personnel as outlined in Amendment No. 2 to TSG 07-2019? - HCBBS Forum
26. These standards determine whether a jumper is needed for metal pipe flanges - HCBBS Forum
27. Reflux Y-type filter - HCBBS Forum
28. Sealing issues of pressure vessels - HCBBS Forum
29. Reply from the Ministry of Ecology and Environment on Issues Concerning the Regulatory Classification of Coal Tar - HCBBS Forum
30. Liquid ammonia stress corrosion environment and material processing - HCBBS Forum
31. Selection of bellows compensators - HCBBS Forum
32. Considerations for pressure vessel design - HCBBS Forum
33. Recommend a camera, thank you - HCBBS Forum
34. Polishing thinning amount - HCBBS Forum
35. SW6-2024 Patch 2 released - HCBBS Forum
36. Equipment for latex filtration – which company has good equipment of this kind? - HCBBS Forum
37. A Brief Discussion on the Toughness of Steel and the Causes of Fracture - HCBBS Forum
38. Heat treatment thickness? - HCBBS Forum
39. With the rise of the hydrogen energy industry, how can welding technology find a way forward? - HCBBS Forum
40. Analysis of Key Points in the Whole-Life Cycle Safety Management of Pressure Vessels - HCBBS Forum
41. Precautions against lack of fusion and incomplete penetration - HCBBS Forum
42. Process control in pressure vessel manufacturing - HCBBS Forum
43. Several pictures of falling film reboilers - HCBBS Forum
44. Horizontal backwash filter - HCBBS Forum
45. Working principles of different types of valves - HCBBS Forum
46. Refer to the table for selecting the K value of the heat exchanger - HCBBS Forum
47. Condensation recovery equipment - HCBBS Forum
48. 【Ten Years of Rapid Development in Chemical Equipment】2100–2024: Modular Green Ammonia Plants Produced in Deyang - HCBBS Forum
49. Why is the load factor K not considered when SIV≤ 3Sm? - HCBBS Forum
50. Why does an increase in main steam pressure lead to a decrease in main steam temperature during the load reduction process? - HCBBS Forum
51. When using fuels with different calorific values, how should the size of the heating surface per ton of steam be determined in boiler design? - HCBBS Forum
52. What is the concentration ratio of circulating water? - HCBBS Forum
53. Pressure Vessel Annual Inspection Tutorial 1 - HCBBS Forum
54. Timing of radiographic imaging for composite plate containers. - HCBBS Forum
55. The purpose of quenching and tempering steel parts - HCBBS Forum
56. Classification methods for steel pipes - HCBBS Forum
57. On the issue of cross-sectional calculation after strengthening ring openings (creating gaps) - HCBBS Forum
58. Analysis of the reasons for the difficulty in welding stainless steel - HCBBS Forum
59. Principles, methods, and quality inspection of stainless steel pickling and passivation - HCBBS Forum
60. Functions and technical terms of various control valves - HCBBS Forum
61. Correction block usage - HCBBS Forum
62. Model review during the construction of petrochemical projects - HCBBS Forum
63. Methods to reduce costs in heat treatment processes - HCBBS Forum
64. What are people’s opinions on the welding of dissimilar steels in industrial pipelines? - HCBBS Forum
65. How to calculate the negative pressure in a water filling test for large storage tanks? - HCBBS Forum
66. Weld shape defects and preventive measures - HCBBS Forum
67. What is vacuum powder insulation? - HCBBS Forum
68. Some of Sichuan’s shares cannot be downloaded - HCBBS Forum
69. Reasons for fatigue fracture failure of metal components - HCBBS Forum
70. Electronic version of NB/T47012-2023 standard - HCBBS Forum
71. If the width of the notch is 80% or more of its thickness, what does that mean? For thicker materials, will the notch be very wide? - HCBBS Forum
72. Derivation of the safe discharge capacity for gas storage tanks in pressure vessels - HCBBS Forum
73. Valve “Textbook” - HCBBS Forum
74. Calculation of pipeline painting and insulation thickness - HCBBS Forum
75. May I ask whether strength calculation formulas can also be considered for local thinning? - HCBBS Forum
76. Application of dual-power static transfer switches in mobile energy storage vehicles - HCBBS Forum
77. Discussion on Welding and Heat Treatment of Petrochemical Pressure Vessels - HCBBS Forum
78. Liquid ammonia, ammonia gas, ammonium hydroxide - HCBBS Forum
79. Pneumatic valve - HCBBS Forum
80. Comparison of advantages and disadvantages between rotary vane blowers and screw blowers - HCBBS Forum
81. Are all the materials in ASME derived from ASTM? - HCBBS Forum
82. 98% sulfuric acid with a design pressure of 1.55 MPa – does it fall under GC1 or GC2 for industrial pipelines? Is it flammable or corrosive? - HCBBS Forum
83. The role of element B in steel - HCBBS Forum
84. System for the suspension and disposal of special equipment - HCBBS Forum
85. Similarities and differences in the design and manufacturing of low-temperature quenched and tempered high-strength steel spherical tanks and ordinary low-alloy steel spherical tanks - HCBBS Forum
86. What material is best for high-pressure containers used to store hydrogen? - HCBBS Forum
87. Guidelines for Selecting Welding Materials - HCBBS Forum
88. Introduction to Equipment Maintenance Strategies - HCBBS Forum
89. 【Ten Years of Rapid Development in Chemical Equipment】The bottleneck in the domestic production of large-scale methanol equipment models 2251-1025 needs to be overcome - HCBBS Forum
90. Operation and maintenance of packed tower equipment - HCBBS Forum
91. Do gaskets in pressure pipelines and pressure vessels constitute pressure-bearing components? - HCBBS Forum
92. Chloride ion corrosion mechanism and prevention measures - HCBBS Forum
93. Causes and countermeasures for flange leaks in petrochemical plants - HCBBS Forum
94. Integrated safety interlock unit (process controller) - HCBBS Forum
95. Who says stainless steel doesn’t rust? - HCBBS Forum
96. Basic welding requirements of the Safety Technical Code for Special Equipment («Large Capacity Equipment Code») - HCBBS Forum
97. Selection of design pressure for jacketed vessels and relevant considerations - HCBBS Forum
98. A brief discussion on effective ways to improve equipment management levels - HCBBS Forum
99. Should surface inspection be performed on Class CD welds in pressure vessels with a medium of crude helium? - HCBBS Forum
100. I’m seeking recommendations from the experts on Haichuan for manufacturers that specialize in the repair of non-destructive testing equipment in Shenyang and its surrounding cities - HCBBS Forum