English — Forum #92 (Page 27/87)

1. Pipeline bellows on the external pipe gallery - HCBBS Forum
2. Seeking help with pipeline sampling point selection - HCBBS Forum
3. New methods for detecting leaks in pipeline valves - HCBBS Forum
4. Is it allowed to cut and modify 45-degree or 90-degree elbows into elbows of any angle during piping installation? - HCBBS Forum
5. Problem with the layout of steam traps - HCBBS Forum
6. What is the difference between J21 and J23? It seems that they are all used interchangeably on the market and are regarded as J21. Are there any conflicts in standards? - HCBBS Forum
7. Selection of pipeline insulation materials - HCBBS Forum
8. How does a corner valve achieve precise temperature control and liquid addition? - HCBBS Forum
9. The inner tube is at atmospheric pressure; is the heat transfer oil in the jacketed tube considered a pressure pipeline? - HCBBS Forum
10. Is the wall thickness of the tee determined solely based on the wall thickness of the pipes? - HCBBS Forum
11. I’ll show you some details to keep in mind when operating ball valves - HCBBS Forum
12. Regarding ball valve pressure testing and overall unit pressure testing - HCBBS Forum
13. Deaerator inlet pressure - HCBBS Forum
14. Hydraulic valve, electro-hydraulic valve, pneumatic valve - HCBBS Forum
15. Ask an expert: How to calculate the wall thickness of high-pressure seamless steel pipes? - HCBBS Forum
16. Issues with nickel and nickel alloy pipe materials under the new national standards - HCBBS Forum
17. Animation of the working principle of axial flow check valves - HCBBS Forum
18. Convert kilopounds per square inch to other units - HCBBS Forum
19. Pressure pipelines: Material – carbon steel. Are weld inspections required for non-toxic and harmless fluids? - HCBBS Forum
20. Are fasteners that meet A193 B8M CL2 or B8 Cl2 standards magnetic? - HCBBS Forum
21. Questions regarding the requirements for (fire protection) electric valves - HCBBS Forum
22. Basic Overview and Sharing of Control Valves (Updated Daily) - HCBBS Forum
23. Is the distance of the shock-absorbing ring from the upper and lower ends of the gas cylinder 200–250 mm each? - HCBBS Forum
24. bolted tank – a storage tank connected by bolts - HCBBS Forum
25. Technical data on wear-resistant cladding elbow technology - HCBBS Forum
26. Why should a steam safety valve be a type equipped with a wrench (A48Y)? Can’t a regular full-opening spring safety valve (A42Y) be used instead? - HCBBS Forum
27. Question regarding the fire protection aspects of floating ball valves - HCBBS Forum
28. Regarding the lifting method for vertical heat exchangers without lugs - HCBBS Forum
29. Demonstration of the structure of Hawle soft-seal gate valves, processing and manufacturing process of some components - HCBBS Forum
30. Is there anyone who manufactures this type of valve? Contact me - HCBBS Forum
31. Are there any regulations regarding the paint color for pipes in chemical plants? - HCBBS Forum
32. Valve flow direction issue connected to the container - HCBBS Forum
33. Standard for forgings of A105 material flanges - HCBBS Forum
34. What kind of valve device is this? - HCBBS Forum
35. The pneumatic valve can be closed manually to the proper position, but it cannot be closed using pneumatic power - HCBBS Forum
36. High-frequency solenoid valves are used for pressure compensation and flow regulation. - HCBBS Forum
37. I don’t understand the data sheet for control butterfly valves - HCBBS Forum
38. Piping standard drawings from design institutes such as Huadong and Huanyu - HCBBS Forum
39. Bottom valve - HCBBS Forum
40. Specific requirements for spectral analysis of pipes and pipe fittings - HCBBS Forum
41. Newcomers want to know which domestic valve brands are good - HCBBS Forum
42. For spiral welded pipes and straight-seam welded pipes, GB/T9711-2017 shall be applied - HCBBS Forum
43. Internal structural issues of the check valve - HCBBS Forum
44. Pneumatic valve model: 3027R360H, brand: gude. Do you have the manufacturer’s contact information? - HCBBS Forum
45. Is the basic identification color for industrial pipes the color of the paint applied to them? - HCBBS Forum
46. Selection of check valves for gas-liquid reaction pipelines - HCBBS Forum
47. Use of axial flow spring check valves - HCBBS Forum
48. Predefined spring problem - HCBBS Forum
49. Welding requirements for nickel oxygen tubes - HCBBS Forum
50. What is the replacement standard for HG/T 20519.4-92? - HCBBS Forum
51. What material is the sealing ring of a hard-sealed low-temperature butterfly valve made of? - HCBBS Forum
52. In PLAN52, the top vent is kept open in the centrifugal pump seal flushing scheme – so what is the purpose of installing a pressure gauge? - HCBBS Forum
53. Setting at the safety valve outlet - HCBBS Forum
54. Difference between pipeline grades ba55cs and ba55cg - HCBBS Forum
55. Threaded pipe clamp CL.2000 - HCBBS Forum
56. Filter element - HCBBS Forum
57. Urgently seeking carbon graphite ball valves for the PTA industry - HCBBS Forum
58. Selection of flame arrestor breathing valves - HCBBS Forum
59. Reasons why the chemical engineering handbook does not recommend using DN65 pipe diameter - HCBBS Forum
60. Material selection for high-temperature pipelines - HCBBS Forum
61. Check valve issue - HCBBS Forum
62. Working principle and typical structural characteristics of Coriolis mass flow meters - HCBBS Forum
63. Issues regarding the use of the pressure testing package approval/submission form - HCBBS Forum
64. Question: What is the purpose of installing valves in series at the cooling water outlet? - HCBBS Forum
65. Working Principle and Fault Analysis of Pneumatic Control Valves - HCBBS Forum
66. The representative of open-type quick connectors – the Lock connector - HCBBS Forum
67. Is there a Chinese version of the ASME B16.9-2018 standard? - HCBBS Forum
68. Issues regarding the use of branch pipeline skids - HCBBS Forum
69. Regarding the submission of reports for the chemical cleaning and degreasing processes of special pipelines - HCBBS Forum
70. The trench for the circulating water pipes is deep enough - HCBBS Forum
71. Intelligent butterfly valve flexible manufacturing workshop - HCBBS Forum
72. Small-diameter flow meter - HCBBS Forum
73. Regarding the issue of excessive vibration in the outlet pipeline of centrifugal pumps - HCBBS Forum
74. The medium is dilute sulfuric acid (60% concentration) at a temperature of 50–60°; what type of pressure gauge is suitable? - HCBBS Forum
75. Can basket filters be installed in vertical pipes? - HCBBS Forum
76. Issues related to the use of grade III forgings - HCBBS Forum
77. Hydrogen pipeline flow rate issue - HCBBS Forum
78. Hangyang’s BF200 type butterfly valve for industrial use – what does the model number represent? - HCBBS Forum
79. Filter selection - HCBBS Forum
80. I’m asking sincerely: what does the icon for the safety valve inlet and outlet in the single-line diagram represent? - HCBBS Forum
81. PDMS piping - HCBBS Forum
82. CNPC – Video tutorial on valve maintenance - HCBBS Forum
83. Points to note when installing electric control valves - HCBBS Forum
84. Regarding the specifications and dimensions of the reinforcement rings for Supervisor openings - HCBBS Forum
85. Is the proportion of radiographic testing for metal pipes related to the method of installation? Buried, overhead, etc - HCBBS Forum
86. Is it necessary to install a double valve at the end of the nitrogen pipeline? - HCBBS Forum
87. I need help understanding what the reduced pressure factor means in DIN pipe fitting standards - HCBBS Forum
88. Are there any books or materials on related valves? - HCBBS Forum
89. What is the phase of the condensate in the pipeline behind the steam pipe steam trap? - HCBBS Forum
90. Pressure conversion - HCBBS Forum
91. Is an oil-containing wastewater pipeline considered a pressure pipeline? - HCBBS Forum
92. How does a steam system drain water under vacuum conditions - HCBBS Forum
93. Plastic pipes and fittings - HCBBS Forum
94. Seeking help with standard APIs 602\600\623\609 - HCBBS Forum
95. Damage to the ball valve seat - HCBBS Forum
96. How is it to connect the oxygen pipeline flange jumper in this way? - HCBBS Forum
97. May I ask whether the branch pipes branching off from the main circulating water pipe should emerge from the lower part or the upper part of the pipe? - HCBBS Forum
98. I’m looking for a complete pipeline grade table - HCBBS Forum
99. Temperature transmitter - HCBBS Forum
100. GB/T 14976-2012 Stainless steel seamless pipes for fluid transport - HCBBS Forum