English — Forum #92 (Page 30/87)

1. Features of soft-sealed plug valves - HCBBS Forum
2. How to perform static grounding for steel-lined pipes - HCBBS Forum
3. Seeking advice on system airtightness issues - HCBBS Forum
4. Small-diameter tube, medium-diameter tube, large-diameter tube - HCBBS Forum
5. Issues regarding the pressure for pneumatic testing under the new national standards - HCBBS Forum
6. Help needed: calculating the thickness of skid-mounted pressure pipelines - HCBBS Forum
7. How to draw an axonometric view of a pipe with steam tracing - HCBBS Forum
8. Consultation--Questions regarding the applicable operating conditions of flame arresters - HCBBS Forum
9. For the sealing surfaces of valves in refineries, is it better to use cemented carbide or CR13? Which one is more expensive - HCBBS Forum
10. Problem with the drain installation - HCBBS Forum
11. safety valve - HCBBS Forum
12. American standard CPVC flange - HCBBS Forum
13. Help, what is this? What is its purpose? - HCBBS Forum
14. Request the full set of selection samples for FITOK - HCBBS Forum
15. Calculation of control valve diameter - HCBBS Forum
16. What are the conditional restrictions regarding the usage rules of fluorinated-lined valves? - HCBBS Forum
17. When regular maintenance of heat exchangers is required, a portable flange face machining machine is an essential tool - HCBBS Forum
18. Acquire the obsolete pneumatic orbital ball valves of the Orbit brand! ! ! ! ! - HCBBS Forum
19. 【Haichuan Equipment Guessing Game】Valve Array - HCBBS Forum
20. Inspection of PTFE-lined pipelines - HCBBS Forum
21. Newcomer to pipeline design seeking advice - HCBBS Forum
22. Pressure pipeline - HCBBS Forum
23. For control valves using water and thermal oil as media respectively, the flow rates differ significantly; can the same valve cage and actuator be used? - HCBBS Forum
24. Knowledge point! Fisher valve positioner calibration steps - HCBBS Forum
25. S and S1 values for socketed steel pipe flanges with weld rings - HCBBS Forum
26. Regarding the leak test of hydrogen pipelines at 24 MPa - HCBBS Forum
27. May I ask if it is necessary to remove oil and grease from the hydrogen peroxide pipeline? - HCBBS Forum
28. What is the purpose of adding a short vertical section to the pipe? - HCBBS Forum
29. Specifications related to the renovation of pressure pipelines - HCBBS Forum
30. Is it normal for the exhaust valve to leak? - HCBBS Forum
31. Pressure Piping Design and Engineering Examples Second Edition - HCBBS Forum
32. Animated demonstration of Y-type filters and lug-type filters - HCBBS Forum
33. Take a look at the construction quality of this pipeline - HCBBS Forum
34. I have a question: in the material table, what does ENGS (ASME B36.10M) – or ENG’S – mean? - HCBBS Forum
35. Can valves with soft seals and PTFE packing meet the requirements for fire resistance testing? - HCBBS Forum
36. Dear Masters, shouldn’t double gaskets be added to the flange of the safety valve? - HCBBS Forum
37. External loads that a standard flange can withstand - HCBBS Forum
38. HG/T 20592-2009 Quick Reference for Flange Specifications - HCBBS Forum
39. Can 316L flanges use 316L ring gaskets? - HCBBS Forum
40. How to deal with valve failure issues - HCBBS Forum
41. Question regarding the pipe fitting material certificate - HCBBS Forum
42. What are the consequences of choosing a too large diameter for the steam trap? - HCBBS Forum
43. When will the latest version of the standard drawing for HGT 21629 pipe racks be released? - HCBBS Forum
44. Regarding pressure testing of industrial pipelines - HCBBS Forum
45. What are the requirements for installing switches on pipeline valves? - HCBBS Forum
46. Is it reasonable for the client to require the manufacturer to provide a quality guarantee certificate for the raw materials for forged flat welding flanges? - HCBBS Forum
47. Dilemmas in selecting fasteners for chemical processing equipment - HCBBS Forum
48. Integrated temperature and pressure reducing valve - HCBBS Forum
49. Quality manual valve suppliers for the domestic papermaking industry - HCBBS Forum
50. What is the flange size for plug-in level gauges? - HCBBS Forum
51. Factors determining the price of electric and pneumatic valves in control valves - HCBBS Forum
52. May I ask whether PN2.5 refers to a pressure of 2.5 kilograms or 2.5 MPa? - HCBBS Forum
53. Which standard should be referred to for the material A420 GR WPL6? - HCBBS Forum
54. Problems with V-type control ball valves - HCBBS Forum
55. Issues related to pipeline outer diameter series - HCBBS Forum
56. Is this a standard 180° elbow? - HCBBS Forum
57. For swing check valves, what are the hazards of conducting pressure testing in the reverse direction? - HCBBS Forum
58. Valve bank settings - HCBBS Forum
59. May I ask whether the displacement of a air compressor refers to the volume before compression or after compression? - HCBBS Forum
60. Are there any standards for glass-lined steel pipes? - HCBBS Forum
61. How to choose the valve material for water with high mineralization? - HCBBS Forum
62. DN25 and DN40 are not pressure pipelines; can pipelines that comply with GBT8163 be used for PN100? - HCBBS Forum
63. I would like to ask which standard pipe specification corresponds to an outer diameter of 19.05 mm? - HCBBS Forum
64. National Training Manual for Pressure Pipeline Designers and Approvers [Combined] [4th Edition] - HCBBS Forum
65. How to systematically learn *pipe and fitting knowledge - HCBBS Forum
66. The greater the pressure difference, the greater the flow rate and the greater the resistance; conversely, the smaller the pressure difference, the lower the flow rate - HCBBS Forum
67. Why does the fixed steel plate welded from 2205 material rust? - HCBBS Forum
68. Question: Does installing an additional safety valve on the steam cylinder count as a modification? - HCBBS Forum
69. Pneumatic actuator demonstration animation -- Valve knowledge lecture - HCBBS Forum
70. Is there a 20-grade material available for end cap pipe caps? - HCBBS Forum
71. Series A pipes - HCBBS Forum
72. Can pipes pass through bridge openings? - HCBBS Forum
73. Three-point lead seal for safety valve - HCBBS Forum
74. What is the purpose of this flexible connection on the valve? - HCBBS Forum
75. Regarding on-site pressure testing of valves - HCBBS Forum
76. GB/T20801.2-2020 Material selection for low-temperature and low-stress or low-temperature stress-reduction conditions - HCBBS Forum
77. Working principle of steam control valve - HCBBS Forum
78. Is degreasing necessary for the liquid nitrogen pipeline? - HCBBS Forum
79. Insulated ceramic wear-resistant elbow inspection method - HCBBS Forum
80. Prohibitions for installing chemical industry valves – for construction technicians - HCBBS Forum
81. CLASS 300 Conversion Problems - HCBBS Forum
82. How to use steam correctly in a factory - HCBBS Forum
83. May I ask what kind of gasket should be used for TTMA flanges? - HCBBS Forum
84. Knowledge on types of ceramic wear-resistant elbows - HCBBS Forum
85. Calculation of discharge for process safety valves and selection techniques for safety protection devices - HCBBS Forum
86. Pipeline measurement methods in chemical plants - HCBBS Forum
87. Does the procurement and installation of chemical process pipelines fall under the responsibility of the equipment management department? - HCBBS Forum
88. Improper installation and maintenance can both lead to a decline in the performance of pneumatic flanged butterfly valves - HCBBS Forum
89. Detailed specifications for the technical requirements of ceramic tile installation processes - HCBBS Forum
90. The issue of flaw detection ratio - HCBBS Forum
91. How to calculate the height of a bent section - HCBBS Forum
92. Precautions for SS321 material - HCBBS Forum
93. Specifications for oxygen pipeline construction - HCBBS Forum
94. Only four flanges can be installed on a DN200 flange - HCBBS Forum
95. IMPT AT -196C - HCBBS Forum
96. Help, please translate a sentence - HCBBS Forum
97. Valve legend issue - HCBBS Forum
98. Issues regarding the use of welding materials for pressure pipelines - HCBBS Forum
99. Why must an external steam-water separator be used in a steam generator? - HCBBS Forum
100. What are the dimensions of the gasket with specifications DN500 PN6 W.D2222 HG/T20610-2009? - HCBBS Forum