English — Forum #92 (Page 66/87)

1. HIC test pipes, valves - HCBBS Forum
2. Looking for recommendations for high-pressure control valves with minimal flow rate - HCBBS Forum
3. Minimum requirements for the straight section of the inlet pipe of centrifugal pumps - HCBBS Forum
4. Regarding the cutting of insulation material for pipelines, as shown in the diagram, the total volume will be calculated. I would like to ask everyone: how is the volume of the insulation casing and the insulation material calculated... - HCBBS Forum
5. I need help with the opening time of the valve. - HCBBS Forum
6. 『『Original by HaiChuan Translation Team』The long-standing debate on design pressure for pipes/ductwork - HCBBS Forum
7. What does this mean? Could that expert please teach me? - HCBBS Forum
8. What does the arrow on the gate valve mean? - HCBBS Forum
9. Common faults of electric control valves and their solutions - HCBBS Forum
10. Guiding support, fixed support, and sliding support - HCBBS Forum
11. Could anyone who has information on the three-valve gauge assembly provide it to me? Thank you - HCBBS Forum
12. Selection of chlorine pipelines (material, model, wall thickness); how to select liquid chlorine pipelines - HCBBS Forum
13. Regarding the issue with the inlet pipeline of the jacking pump - HCBBS Forum
14. Abnormality in the ball valve of the pneumatic cut-off valve - HCBBS Forum
15. I would like to ask everyone: has anyone used ball cast iron valves in an ammonia medium? - HCBBS Forum
16. FRP/F4 standard number - HCBBS Forum
17. Is there anyone skilled in Plant 3D who can share some learning materials? - HCBBS Forum
18. How much do you know about the operation of manually fully welded ball valves? - HCBBS Forum
19. Questions regarding valve pressure testing - HCBBS Forum
20. How to maintain and test ball valves with shut-off function? - HCBBS Forum
21. Is there a standard for the tag numbers of control valves, shut-off valves, etc. in PID? - HCBBS Forum
22. What type of fitting is a 45-degree elbow with a built-in plug? - HCBBS Forum
23. Pump outlet pressure - HCBBS Forum
24. Heating issues for tar pipelines - HCBBS Forum
25. Issues with No. 10 replacing No. 20 steel - HCBBS Forum
26. Regarding the classification of steam pipeline categories - HCBBS Forum
27. Should the steam heater and its associated pipes be insulated first, or should pressure testing for leaks be done first? - HCBBS Forum
28. The importance of compressed air pipelines - HCBBS Forum
29. Meaning of steel grade numbers - HCBBS Forum
30. This valve orientation issue - HCBBS Forum
31. Insulation for heat transfer oil pipelines - HCBBS Forum
32. Classification of check valves and how to choose them - HCBBS Forum
33. Code for Safety Inspection of Pressure Piping – Utility Piping, Power Piping, Long-Distance Piping - HCBBS Forum
34. Valve selection when the medium is lime slurry - HCBBS Forum
35. I bought 2 diaphragm pumps; one can pump vacuum, while the other requires water to be filled in first before it can pump - HCBBS Forum
36. Valve maintenance - HCBBS Forum
37. Are there any other throttle valve standards? - HCBBS Forum
38. Can a 6-hole flange be used to connect a valve with 4 holes for bolts? - HCBBS Forum
39. How to make a square into a circle? - HCBBS Forum
40. Stainless steel forgings - HCBBS Forum
41. What is the purpose of adding a bypass damper to a quick exhaust valve? - HCBBS Forum
42. Corundum-lined valves - HCBBS Forum
43. Where can I find the optimal flow rate for compressed air? - HCBBS Forum
44. As the title suggests, how can one determine whether the safety accessories are functioning properly without testing the launch? Please help, I thank you all here - HCBBS Forum
45. How is the proportion of non-destructive testing for pipelines determined, and which specifications are applied in practice? - HCBBS Forum
46. Uses and disadvantages of steam traps - HCBBS Forum
47. Meaning of steel grade numbers - HCBBS Forum
48. Confusion in choosing the metric series for welded steel pipes - HCBBS Forum
49. What are the requirements regarding the permanence of markings under the new fitting standards 12459-2017 and 13401-2017? - HCBBS Forum
50. Discussion on the valve position of angle valves - HCBBS Forum
51. I’m seeking advice from experts: what is the function of the button on the valve mechanism? - HCBBS Forum
52. Issues regarding the location of π-type compensators and bellows compensators - HCBBS Forum
53. Installation specifications for valves on low-temperature pipelines - HCBBS Forum
54. Hydrogen valve - HCBBS Forum
55. Problems with the valves of the dual solenoid valves? - HCBBS Forum
56. Can a bathroom be installed within the plant area? - HCBBS Forum
57. How to check the latest national standards? - HCBBS Forum
58. Ball valve flow channel sleeve, 2CR13 material with hardening treatment – how to prevent thin-walled pipes from deforming - HCBBS Forum
59. Can a self-acting control valve be used in the pressure testing of a newly installed piping system? - HCBBS Forum
60. Regarding the identification of genuine and fake Yongtai YTC positioners - HCBBS Forum
61. Why it is difficult for high-quality domestic valves to survive - HCBBS Forum
62. Analysis of the causes of pipeline quality issues - HCBBS Forum
63. What is the relationship between the nominal pressure of a flanged safety valve and the nominal pressure of the flange at the valve’s interface? - HCBBS Forum
64. Design and Manufacturing of Stainless Steel Valves@ - HCBBS Forum
65. How to handle chemical pipelines that have not been in use for a long time - HCBBS Forum
66. What is the purpose of the dead end section in the pipeline downstream of the positive displacement pump? Thank you all - HCBBS Forum
67. What is the condition of the inner wall of the stainless steel pipe as shown in the figure below? Does it affect its performance? - HCBBS Forum
68. Check if there are any defects in the valves of these oxygen pipelines - HCBBS Forum
69. I need help understanding what HGV stands for in relation to this valve - HCBBS Forum
70. Seeking advice on the flow rate for high-pressure nitrogen pipelines? - HCBBS Forum
71. Seeking advice on valve knowledge - HCBBS Forum
72. The paint of the solenoid valve is peeled off due to collision. How to remedy it? What kind of paint should be used to remedy it? - HCBBS Forum
73. PDMS - HCBBS Forum
74. Can flanged stainless steel flexible connectors be used with gasoline? - HCBBS Forum
75. Seal selection for cryogenic liquid safety valves - HCBBS Forum
76. The problem of ball-passing tees - HCBBS Forum
77. View the internal diagram of the device - HCBBS Forum
78. 『Original by HaiChuan Translation Team』Piping Systems & Steam Traps - HCBBS Forum
79. PVC FITTINGS GB/T 4219.2 - HCBBS Forum
80. What do the low-temperature valves VSFD1E08 and VSFM1E03 mean? - HCBBS Forum
81. Do steam condensate pipes need insulation? - HCBBS Forum
82. Can a hole be made in a tee to add a drain for 1.2Mpa steam using a DN800 pipeline? - HCBBS Forum
83. May I ask about the valve in this PID diagram? - HCBBS Forum
84. How to prevent leaks in DN20 steam tracing pipes during production? - HCBBS Forum
85. What is the relationship between a self-acting control valve and reference gas? - HCBBS Forum
86. Definition of pressure pipelines - HCBBS Forum
87. When the outlet pipe of the trap is inserted below the water surface of the water tank, open a Ø8mm hole under the elbow of the outlet pipe. - HCBBS Forum
88. How to properly adjust the flow rate of a double-suction centrifugal pump - HCBBS Forum
89. Shutting off and bypassing of self-regulating valves - HCBBS Forum
90. What is the wiring method for solenoid valves? - HCBBS Forum
91. Share a small utility for calculating the surface area required for insulation in pipelines - HCBBS Forum
92. What is an emergency shut-off valve? - HCBBS Forum
93. Can the pressure ratings of the inlet and outlet flanges of a safety valve be the same? - HCBBS Forum
94. Valve material - HCBBS Forum
95. Urgently need suppliers of Mesonylamine - HCBBS Forum
96. Newbie question: Can angle valves and GLOBE valves be used interchangeably? - HCBBS Forum
97. When insulating pipes pass through cofferdams, sleeves are used; is it still necessary to insulate the part of the pipe that is within these sleeves? - HCBBS Forum
98. What is used to clean the designed steam pipes? - HCBBS Forum
99. For oxygen (liquid oxygen) pipelines, how is the fire hazard of the medium classified? - HCBBS Forum
100. Contact information for Xi’an Xipum Special Valve Co., Ltd - HCBBS Forum