English — Forum #92 (Page 52/87)

1. Seeking advice on whether heat transfer oil pipelines are considered pressure pipelines - HCBBS Forum
2. Who has the standards for vision orbs? - HCBBS Forum
3. Selection of length for butt-welded loose-flange, fully threaded studs - HCBBS Forum
4. Basic knowledge about transmitters - HCBBS Forum
5. [Process Engineering Division – Pipeline and Valve Technology Exchange Forum – Daily Question – Questions 02–09] - HCBBS Forum
6. Please recommend a limit switch for manual stop valves - HCBBS Forum
7. National standard pipe and fitting outer diameter - HCBBS Forum
8. Seeking advice on ANSI flanges for valves, DN6 - HCBBS Forum
9. Have you seen this type of valve? Where can it be bought? - HCBBS Forum
10. Material selection for steam pipes - HCBBS Forum
11. High-performance fluorinated rubber ball valve comparable to imported products - HCBBS Forum
12. This damn valve didn’t come with any support either; how should it be shipped? - HCBBS Forum
13. The flange description has the following issues. - HCBBS Forum
14. Discuss valve issues - HCBBS Forum
15. Analysis of compressed air pipeline accidents - HCBBS Forum
16. Regarding valve inspection and supervision during manufacturing - HCBBS Forum
17. How can the pressure-temperature class (P-T) be determined for materials not listed in ASME B16.5? - HCBBS Forum
18. 【Process Engineering Division – Pipeline and Valve Technology Exchange Forum – Daily Question – Questions 03–28】 - HCBBS Forum
19. Notation for pipe hanger bolts in HG/T21629 - HCBBS Forum
20. Have your valves had their packing replaced? When there is a leak in our valve packing, we simply replace the valve with a new one - HCBBS Forum
21. Tap water drainage pipeline - HCBBS Forum
22. What to do if the threads on the valve bolt are damaged - HCBBS Forum
23. I have a question regarding pipeline pressure testing - HCBBS Forum
24. Seeking advice on inner tube elbows - HCBBS Forum
25. Discussion on the minimum setting pressure of safety valves - HCBBS Forum
26. [Process Engineering Division – Pipeline and Valve Technology Exchange Forum – Daily Question – Questions 03–12] - HCBBS Forum
27. The flange of the flange butterfly valve is inconsistent with the standard flange - HCBBS Forum
28. What is the actual direction of this control valve? - HCBBS Forum
29. Steam pipeline gasket issues - HCBBS Forum
30. Pipeline static grounding - HCBBS Forum
31. Do pipelines belong to static equipment? - HCBBS Forum
32. Pump pipe diameter - HCBBS Forum
33. Flange selection issue - HCBBS Forum
34. I am completely confused. Are pipelines containing Class C flammable liquids classified as pressure pipelines in the special equipment catalog? - HCBBS Forum
35. pipe flow expert - HCBBS Forum
36. 【Process Engineering Division – Pipeline and Valve Technology Exchange Forum – Daily Question – Questions 04-22】 - HCBBS Forum
37. Is this a sand valve? - HCBBS Forum
38. Is there no permit for the installation, modification, or maintenance of pressure vessels anymore? - HCBBS Forum
39. Information on NeoTecha sampling valves is needed - HCBBS Forum
40. Piping detail issues - HCBBS Forum
41. Could you help me figure out what purpose this nut on the valve seat serves? - HCBBS Forum
42. The three major oil companies may face major asset restructuring: The National Development and Reform Commission has approved the plan for establishing a \"pipeline company\" - HCBBS Forum
43. The necessity of steam system traps for removing condensate and air - HCBBS Forum
44. Regarding the issue of the gate plate falling off in water system gate valves - HCBBS Forum
45. Request for bolts! - HCBBS Forum
46. GB31571 requires that the height of the VRU exhaust outlet be at least 15 meters. How are steel exhaust outlets secured? - HCBBS Forum
47. Is it necessary to acid wash and passivate stainless steel equipment and pipelines? - HCBBS Forum
48. Pipe number - HCBBS Forum
49. Rosemount handheld controller calibration: 248 644 3144 – temperature transmitters, thermocouples, resistance thermometers – calibration codes - HCBBS Forum
50. For Festo solenoid valves, how can one determine their state when there is no power supply? I’d like to ask the experts. - HCBBS Forum
51. EN 1092-1 PN250 grooved face flange - HCBBS Forum
52. PVC valves - HCBBS Forum
53. Container venting and pipeline sealed discharge - HCBBS Forum
54. Pipe sightglass - HCBBS Forum
55. Questions regarding the definition of pressure pipelines - HCBBS Forum
56. How to solve the problem of insufficient flow at the compressor inlet valve? - HCBBS Forum
57. ANSI API and GB standards for valves - HCBBS Forum
58. Aromatic hydrocarbon separation - HCBBS Forum
59. What are the differences between domestic and imported control valves? - HCBBS Forum
60. Newbie asks: Is it normal for LT to be in the water? - HCBBS Forum
61. Butterfly check valve resistance - HCBBS Forum
62. Reasons for slow drainage of the floating drum decanter - HCBBS Forum
63. When to use a Modulating pilot PSV - HCBBS Forum
64. Structural length of PN25 flanged check valve - HCBBS Forum
65. [Process Engineering Division – Pipeline and Valve Technology Exchange Forum – Daily Question – Questions 04–28] - HCBBS Forum
66. Help – What is an automatic air valve? - HCBBS Forum
67. Valve structure - HCBBS Forum
68. Oxygen pipeline material issue - HCBBS Forum
69. How to clean the pipes of ORC low-temperature waste heat recovery units - HCBBS Forum
70. [Process Engineering Division – Pipeline and Valve Technology Exchange Forum – Daily Question – Questions 04–17] - HCBBS Forum
71. For water supply and drainage pipes, only reducing tees can be used to change the diameter - HCBBS Forum
72. What is the typical net spacing for long-distance pipelines? - HCBBS Forum
73. Principle of surface level gauge in sewage tank - HCBBS Forum
74. Elbow with 3 times the diameter. - HCBBS Forum
75. Can a rainproof, fire-resistant, and vented cap replace a flame arrester? - HCBBS Forum
76. Ball valve body cover connection seal ring - HCBBS Forum
77. Graphite gasket sealing - HCBBS Forum
78. 【Process Engineering Division – Pipeline and Valve Technology Exchange Forum – Daily Question – Question 05-02】 - HCBBS Forum
79. 【Process Engineering Division – Pipeline and Valve Technology Exchange Forum – Daily Question – Questions 03-04】 - HCBBS Forum
80. What kind of valve is best for the discharge valves in a rainwater system? - HCBBS Forum
81. For a DN20 control valve, the flow rate required when the opening is 1% is sufficient; I’m not sure what the problem is - HCBBS Forum
82. Seeking standards for integral forged stop valves - HCBBS Forum
83. Discussion on the overall rotation of the pneumatic control valve stem, pneumatic rod, and coupling - HCBBS Forum
84. Do the valves and associated flanges require anti-corrosion treatment? - HCBBS Forum
85. What is the relationship between vapor pressure difference and flow rate? And what about the relationship between KV values? - HCBBS Forum
86. How to achieve (optimal) pressure reduction from 25 MPa to 0.03 MPa? Answers are welcome - HCBBS Forum
87. GB/T 3091 - HCBBS Forum
88. Searching for a control valve with HCL as the medium - HCBBS Forum
89. Who has manufacturer resources for insulated short tubes? Please recommend them, thank you - HCBBS Forum
90. What is the smallest size available for sanitary ball valves? - HCBBS Forum
91. High-temperature valve brands - HCBBS Forum
92. Why is the gate plate of a flat gate valve not clad? - HCBBS Forum
93. Delivery condition of pipes in GB9711. - HCBBS Forum
94. Location of the cold seal - HCBBS Forum
95. Could an expert please help check whether so many calculations are necessary for designing and verifying the pipeline network? - HCBBS Forum
96. Calculation of wall thickness for negative-pressure fiberglass reinforced plastic air ducts - HCBBS Forum
97. Questions about valve models - HCBBS Forum
98. Issues regarding the classification and registration of pressure pipelines - HCBBS Forum
99. 【Process Engineering Division - Pipeline and Valve Technology Exchange Forum - Daily Question - Questions 02-03】 - HCBBS Forum
100. What is the standard for sealing the ends of all pipes that are not in use temporarily? - HCBBS Forum