English — Forum #92 (Page 59/87)

1. The valve core has fallen off? - HCBBS Forum
2. I was wondering if anyone who has used an air-check valve could send me a picture so I can take a look - HCBBS Forum
3. Pneumatic actuator instrument air pressure - HCBBS Forum
4. Grounding issues of hydrogen pipelines - HCBBS Forum
5. DCC6200 - HCBBS Forum
6. The flanged pneumatic cut-off valve cannot be opened properly - HCBBS Forum
7. Do nitrogen gas cylinders need safety valves? - HCBBS Forum
8. Regarding the length of full-bore top-mounted ball valves - HCBBS Forum
9. Selection of four-way valves for delayed coking - HCBBS Forum
10. Valve management - HCBBS Forum
11. Application scope of socket welding and threading for pipe fittings - HCBBS Forum
12. Selection of pipeline materials for hydrochloric acid and hydrofluoric acid mixed acid - HCBBS Forum
13. Hydraulic multi-functional control valve - HCBBS Forum
14. Let’s take a look and see if this type of sealing surface needs to be treated - HCBBS Forum
15. Can a metal hose be connected directly to the outlet of a breathing valve? - HCBBS Forum
16. As shown in the figure, what do the labels in it mean? - HCBBS Forum
17. Please inform me of the relevant standards regarding the spacing between natural gas pipelines throughout a refinery and cable trays installed overhead. - HCBBS Forum
18. Problems encountered when inquiring about ball valves - HCBBS Forum
19. Hot rolling and cold rolling of steel pipes - HCBBS Forum
20. Flange to Bolt Comparison Table - HCBBS Forum
21. Do you know what this thing does? - HCBBS Forum
22. Valve tightening principle - HCBBS Forum
23. Vent valve issue - HCBBS Forum
24. Can a necked butt-welded flange on a high-pressure gas pipeline be directly butt-welded to an elbow? - HCBBS Forum
25. Prevent residues of substances in the liquid from remaining inside the pipes - HCBBS Forum
26. What issues need attention after resuming work - HCBBS Forum
27. As title - HCBBS Forum
28. 【JST-105】One-on-one technical discussion on industrial valves - HCBBS Forum
29. How to choose and calculate the diameter of the unloading pipe - HCBBS Forum
30. jacket tube - HCBBS Forum
31. What are the materials used for valve packing? - HCBBS Forum
32. Pneumatic control valve - HCBBS Forum
33. Drawing of ductwork construction drawings - HCBBS Forum
34. Can 304+PTFE be used for the valve bodies, valve cores, and valve seats of 98% sulfuric acid and 105% sulfuric acid valves? - HCBBS Forum
35. Some discussions on carbon steel ball valves. - HCBBS Forum
36. Why is the material inside the flame arrester toilet paper? - HCBBS Forum
37. What are the advantages of a pressure regulating valve? - HCBBS Forum
38. Ha Valve – what is the abbreviation for a manufacturer’s brand? - HCBBS Forum
39. Regarding the selection of 8-character blind plates - HCBBS Forum
40. Does a three-way valve require a bypass to be designed? - HCBBS Forum
41. Butterfly valves are divided into sealed and unsealed types; how can the two be distinguished? - HCBBS Forum
42. For high-pressure pipelines, is it possible to conduct 100% inspection without pressure testing? - HCBBS Forum
43. Operating temperature of A351-CF8(PII) - HCBBS Forum
44. Valve maintenance - HCBBS Forum
45. The drain pipe leads directly into the water tank - HCBBS Forum
46. Regarding the reducing tee, note at the end of the material table: WTR1008GABBSZZS4S4 - HCBBS Forum
47. Selection of pipe flange fasteners - HCBBS Forum
48. Thermal displacement - HCBBS Forum
49. Identify valves by looking at pictures - HCBBS Forum
50. Could you tell me the name of the valve? - HCBBS Forum
51. Ceramic-lined flange ends - HCBBS Forum
52. First periodic inspection of GC2 pressure pipeline - HCBBS Forum
53. Is insulation necessary for long-distance diesel pipelines? - HCBBS Forum
54. Operating pressure of PN40-304 ball valve - HCBBS Forum
55. What kind of valve is this? - HCBBS Forum
56. Seeking help with heating large-diameter pipes - HCBBS Forum
57. Could some expert share a version of PIPEDATE that works? - HCBBS Forum
58. Several branch pipes connect to the main pipe - HCBBS Forum
59. A newcomer asks a superficial question - HCBBS Forum
60. How are the tests to be conducted for weld process qualification determined? - HCBBS Forum
61. PipeFlow Wizard pipeline fluid dynamics analysis - HCBBS Forum
62. What kind of valve is this? - HCBBS Forum
63. I have a question regarding the main vent pipe for liquefied hydrocarbons! - HCBBS Forum
64. What material are the pipelines used for oxygen supply in hospitals? What are the requirements for cleanliness? - HCBBS Forum
65. What determines the material property grade of studs? - HCBBS Forum
66. I have a question: what is this hole for? - HCBBS Forum
67. Questions regarding throttle orifice plates - HCBBS Forum
68. How to create a rainproof seal for pipe holes. - HCBBS Forum
69. Which standard governs the manufacturing tolerances for ASME B16.11 threaded couplings? - HCBBS Forum
70. Tank farm piping - HCBBS Forum
71. What size does this US standard correspond to? - HCBBS Forum
72. Specifications for the full open/full close time requirements of on-off valves - HCBBS Forum
73. In the electrodeslagging system for acid production from zinc smelting flue gas, if the secondary voltage and current in the first electric field cannot be increased, what could be the problem? ? ? - HCBBS Forum
74. Drain line clearance - HCBBS Forum
75. How is the explosion protection rating for peroxides classified? - HCBBS Forum
76. Flow meter dedicated for concentrated brine - HCBBS Forum
77. Several issues regarding pipe rack design - HCBBS Forum
78. What is the maximum flow rate that can occur in air ducts? It’s not the economically optimal flow rate, but rather the highest flow rate within safe limits. - HCBBS Forum
79. The heatloss function in CheCalc’s [Heat Loss Insulated Pipe] - HCBBS Forum
80. A few minor issues with the nozzle orientation diagram - HCBBS Forum
81. What exactly are the functions of a steam pressure relief valve as an essential and important valve component? - HCBBS Forum
82. Problems with the layout of the main corridors within the facility - HCBBS Forum
83. Whose ball was processed here? (There’s a reward for those who know it) - HCBBS Forum
84. Is it necessary to use 20G material for heat transfer oil pipelines? - HCBBS Forum
85. I seek guidance from experts regarding the description and representation methods of pipe fittings - HCBBS Forum
86. Recommended manufacturers of steam valves for normal temperature use - HCBBS Forum
87. What is the difference between fixed cost rates and budgeted cost rates? - HCBBS Forum
88. I want to ask what this hole is for - HCBBS Forum
89. What’s the use of this cotton anyway? ? ? ? - HCBBS Forum
90. UV Rapid Repair Subsidy – Industrial Plaster Bandage - HCBBS Forum
91. GB/T 3091 straight seam and spiral weld - HCBBS Forum
92. Holes are made in the frame; what size of holes require reinforcement plates? - HCBBS Forum
93. What is the minimum operating temperature for Q345B? - HCBBS Forum
94. Can the emergency shut-off valve on the liquefied gas loading and unloading pipeline be installed vertically? - HCBBS Forum
95. Selection of temperature-resistant pipes - HCBBS Forum
96. May I ask: what is the flange standard currently in use? - HCBBS Forum
97. Implementation Plan for the Pipeline Renovation Project in the Finished Oil Warehouse Area - HCBBS Forum
98. Consultation on pipe fitting wall thickness - HCBBS Forum
99. American standard valves - HCBBS Forum
100. Regarding the forces on pipeline supports - HCBBS Forum