English — Forum #723 (Page 639/642)

1. Question --- Why can’t iron bars or carbon rods be inserted into the weld bead? - HCBBS Forum
2. Troubleshooting of orifice plate flow meters - HCBBS Forum
3. Weekly topic: 5 Wealth points for those who answer correctly, 2 Wealth points for participation； Question 55 - HCBBS Forum
4. Are the Y-type seals Yxd for shafts in mechanical standards oil-resistant and resistant to petroleum? - HCBBS Forum
5. How to prevent and handle accidents involving the shift supervisors in the coking plant’s reaction units - HCBBS Forum
6. Weight of the conical container - HCBBS Forum
7. Ultrasonic cleaning wastewater - HCBBS Forum
8. What conditions should pipes that are not shown in the layout meet? - HCBBS Forum
9. Seek CAD drawings for equipment of a 400,000-ton synthetic ammonia plant - HCBBS Forum
10. Who has PIDcad teaching tools? Needed urgently! ! ! - HCBBS Forum
11. Job hunting (with First-Class Constructor qualification) - HCBBS Forum
12. Selection of the grade for equipment foundation bolts - HCBBS Forum
13. Use of welding rods with a diameter of 5 - HCBBS Forum
14. Can the stem of an integrated electro-hydraulic valve be tilted by 30°? - HCBBS Forum
15. Liquid discharge destination - HCBBS Forum
16. National General Standards for the 2015 National Professional Title Foreign Language Proficiency Test - HCBBS Forum
17. A few personal opinions - HCBBS Forum
18. When going to tourist attractions, would you skip paying the ticket fee? - HCBBS Forum
19. “Weekly Topic”: Maintenance of the heating furnace in coking units - HCBBS Forum
20. Issues with steel stamps in pressure vessel manufacturing - HCBBS Forum
21. I have a question regarding fire separation distances and safety distances - HCBBS Forum
22. What does the pipeline pump SLB125-20 mean? - HCBBS Forum
23. Large-particle urea dust bag filter - HCBBS Forum
24. What is the best level switch for liquid sulfur in asphalt? - HCBBS Forum
25. What is analyzed for the leanness of methanol regeneration? What method should be used for analysis? - HCBBS Forum
26. Installation position of the solenoid valve on the control valve - HCBBS Forum
27. The temperature on the control room configuration screen changes to 0 and 1 - HCBBS Forum
28. Questions regarding the unit’s hydrogenation reactor - HCBBS Forum
29. May I ask how to handle this situation in my factory? - HCBBS Forum
30. Safety valve setting----heat exchange tube rupture - HCBBS Forum
31. The issue of carbon conversion rate in coal chemical industry? - HCBBS Forum
32. Can scaffolds and formwork supports be connected? - HCBBS Forum
33. Circuit board etching solution - HCBBS Forum
34. Aspen simulated packed tower - HCBBS Forum
35. Spring Event Lucky Draw----Time-limited participation post - HCBBS Forum
36. Technical Team Overprint Work Guidelines - HCBBS Forum
37. After hydrogen extraction from coke oven gas, how many sensors should be installed on the CO detectors in the basement? After hydrogen extraction from the gas… - HCBBS Forum
38. Girl C_The supporting character in 《Girl A’s Choice》_How should she respond? (One of the guesses regarding C – feel free to post your own guesses as well) - HCBBS Forum
39. I need help: how can an independent PLC system achieve remote DCS control? - HCBBS Forum
40. 【Daily Question】June 4: Classification of Towers (Fill in the blank) - HCBBS Forum
41. I would like to ask how to translate this very long sentence? ? ? - HCBBS Forum
42. 【Daily Question】June 4: Requirements for mechanical seals in centrifugal pump testing (First 80 participants + 2 correct answers earn an additional 3–8 points) - HCBBS Forum
43. For pipes at what degree angles is oblique welding used, and for pipes at what degree angles is elbow cutting employed? - HCBBS Forum
44. The issue of exhaust gas velocity in coke oven chimneys - HCBBS Forum
45. Discussion on the design of heat exchangers for materials undergoing phase changes - HCBBS Forum
46. “One Question per Day” June 11: The Impact of Water in Fuel Gas - HCBBS Forum
47. Boy B, the male protagonist from the previous post, spoke up - HCBBS Forum
48. ““Lustful” pipeline - HCBBS Forum
49. 【Daily Question】Chemical Engineering Principles 072: Equivalent Diameter (June 6) - HCBBS Forum
50. Corrosion protection issues for sulfolane storage tanks - HCBBS Forum
51. Five Months Older - HCBBS Forum
52. Steam target shooting - HCBBS Forum
53. 【Daily Question】Wastewater Knowledge-095 (June 8) (2 points for answering, 4 points for a correct answer) - HCBBS Forum
54. Prepare caustic soda - HCBBS Forum
55. 【Daily Question】June 8 – Turbine inlet loss issue (First 80 participants get +2 points; those who answer correctly receive an additional 3–8 wealth points) - HCBBS Forum
56. Daily Question June 12, 2015 (EIA Discussion): A reward of 2 Wealth points for replies, plus 4 Wealth points for correct answers - HCBBS Forum
57. Xinjiang’s coal chemical industry sees further acceleration - HCBBS Forum
58. Control of the 95 point for diesel during minor blowing in coking - HCBBS Forum
59. Issues related to repair welding of flanges - HCBBS Forum
60. 【Daily Question】6.4 Choosing a Container - HCBBS Forum
61. Question regarding centrifugal pump standards - HCBBS Forum
62. If the packed tower gets clogged - HCBBS Forum
63. Does anyone know if there is a common path for the partitions on the reboiler side and the condenser side of the thermal regeneration tower? - HCBBS Forum
64. A spontaneous post – those who win can go buy lottery tickets. 3 first-prize winners have been selected, and additional consolation prizes in the form of red flowers will be given - HCBBS Forum
65. Preheating burner sprayout accident - HCBBS Forum
66. Why is there always no liquid on the first tray in the Aspen absorption/desorption cycle stream? - HCBBS Forum
67. Solvent deasphalting of blended slurry – desulfurization rate - HCBBS Forum
68. Discuss the investment issues in PLC bidding proposals - HCBBS Forum
69. Can a DN20 valve allow 400 cubic feet of air to flow through? ? ? - HCBBS Forum
70. 2014 Knowledge Morning Question 24 - HCBBS Forum
71. The economic situation is poor – why are school district homes still so expensive? - HCBBS Forum
72. 【Petroleum Sector】The “popular” aspects of petrochemical industry + “Fire Dragon” (037) - HCBBS Forum
73. Problem of negative values displayed on the gauge pressure meter - HCBBS Forum
74. Function of top and bottom valves - HCBBS Forum
75. [Technical Exchange Post] One question per day, June 11, 2015 (Environmental Impact Assessment discussions); 2 wealth points for replies, plus 3 wealth points for correct answers - HCBBS Forum
76. What are the common specifications for patterned plates? - HCBBS Forum
77. Theoretical coating rate of fluorocarbon varnish - HCBBS Forum
78. Analysis of Fluorocarbon Metal Paint Consumption - HCBBS Forum
79. The ammonia content in the cleaned acidic gas is 5.7% – does this have an impact on sulfur production? - HCBBS Forum
80. 【Analysis】There is a solution to the water resource constraints in coal chemical industry - HCBBS Forum
81. Correct steps for starting up and shutting down hydrogen production - HCBBS Forum
82. Is it necessary to use an electric furnace in the low-alcohol-to-ammonia ratio low-pressure hydroformylation process? - HCBBS Forum
83. There are some aspects of the design of shell-and-tube heat exchangers that are hard to understand - HCBBS Forum
84. Issues with connecting the EJA transmitter to the three-valve manifold - HCBBS Forum
85. What are the supporting disciplines behind Asepn plus? Principles of Chemical Engineering? - HCBBS Forum
86. Control console drawing - HCBBS Forum
87. Two sentences can cure your cervical spondylosis - HCBBS Forum
88. Please share how electrical instruments are allocated within your respective companies, and feel free to exchange any good practices you have - HCBBS Forum
89. The issue of determining salt content in water - HCBBS Forum
90. For 304 stainless steel at working temperatures above 300°C, what type of welding rod should be used? - HCBBS Forum
91. Heating furnace mixing damper - HCBBS Forum
92. 【Serial】The Growth Story of a Chemical Engineering Designer - 38 - HCBBS Forum
93. How to deal with leakage in equipment housings made of carbon steel lined with rubber - HCBBS Forum
94. Rosemount 8800D vortex flow meter - HCBBS Forum
95. Difference between bolt No. 35 and 35CrMoA - HCBBS Forum
96. Urgent! What are some good brands of stop valves for instruments available in China? - HCBBS Forum
97. PTA plant equipment - HCBBS Forum
98. Explosion-proof axial flow fan - HCBBS Forum
99. Anhui Huayi Gasification Furnace - HCBBS Forum
100. One Question per Day 0602 - HCBBS Forum