English — Forum #92 (Page 72/87)

1. Structural diagram of M15G 2/5-way solenoid valve - Jisheng - HCBBS Forum
2. I have a question, thank you. ! - HCBBS Forum
3. The importance of sealing technology and the performance indicators for evaluating the quality of sealing materials: - HCBBS Forum
4. How can beginners easily determine the DN value? 300LB and 150LB? - HCBBS Forum
5. Regarding the flange sealing surface steps - HCBBS Forum
6. Circulating water pipeline - HCBBS Forum
7. Are the definitions of pressure vessels and pressure pipelines based on those in the \"Catalogue of Special Equipment\" or elsewhere? - HCBBS Forum
8. Installation design of safety valves on hydrogenation reactors - HCBBS Forum
9. What is this sealing surface? - HCBBS Forum
10. Why does the SO type in flange standards not have an RJ sealing surface - HCBBS Forum
11. Can a seamless stainless steel tube with Φ14x2 dimensions withstand a working pressure of 8 Mpa? - HCBBS Forum
12. Utility pipeline network - HCBBS Forum
13. Who knows how it works! - HCBBS Forum
14. Weathering and corrosion on the flange side of valves can be addressed in this way - HCBBS Forum
15. I seek expert advice on the specifications of metal wound gaskets and non-asbestos gaskets - HCBBS Forum
16. Floating rust on pipes - HCBBS Forum
17. What to do if pipe supports shift - HCBBS Forum
18. Precautions for installing soft-sealed telescopic butterfly valves - HCBBS Forum
19. In what applications are gate valves Z41Y and Z41H used respectively? Which one has a higher price - HCBBS Forum
20. When is heating required? - HCBBS Forum
21. sh3411-1999 filter size issue - HCBBS Forum
22. The source of the specifications regarding the spacing between condensate traps in the steam pipelines of petrochemical plants - HCBBS Forum
23. Four key points should be noted when installing flexible waterproof sleeves during construction - HCBBS Forum
24. Questions about flange jumpers - HCBBS Forum
25. Today, the several anti-choke control valves purchased by the company were unpacked on site - HCBBS Forum
26. Hollywell control valve noise calculation table. There are a few parameters that I don’t understand - HCBBS Forum
27. I need to find out: what is the difference between Z61H-64 and Z61H-25, and what do these codes mean? ? ? - HCBBS Forum
28. Shaanxi flange pipe fittings manufacturers - HCBBS Forum
29. Everyone, please help – what does this mean? - HCBBS Forum
30. Help, urgently: the pipe diameters on both sides of the flange are different. Can a wafer-style butterfly valve be installed in between? - HCBBS Forum
31. The valve materials are 2205 and 2507 respectively. What material should be used for welding the sealing surfaces? - HCBBS Forum
32. Low-temperature valve length standard -196℃ - HCBBS Forum
33. Issues with the connection between the air compressor and the air tank? - HCBBS Forum
34. Do pipelines at normal temperature with natural compensation require fixed supports? - HCBBS Forum
35. Pound rating of 304 stainless steel fittings - HCBBS Forum
36. Safety valve outlet piping - HCBBS Forum
37. For weld procedure qualification, is it necessary to evaluate the groove type? - HCBBS Forum
38. What is the Chinese equivalent grade for TP321H, and what are the applicable standards? - HCBBS Forum
39. Octagonal metal ring gasket and elliptical gasket - HCBBS Forum
40. Are there any empirical rules for the installation of fixed pipe racks? - HCBBS Forum
41. Take a look at what kind of flange this is - HCBBS Forum
42. How to add sealing filler to a plug-in sleeve compensator? - HCBBS Forum
43. Rotary seal - HCBBS Forum
44. For double-layer plastic pipes in gas stations, how should the fittings be selected? - HCBBS Forum
45. Problem of the confluence of fluids at different pressures - HCBBS Forum
46. What material is pipe 8163 made of? - HCBBS Forum
47. What type of standard screw connection is this? - HCBBS Forum
48. Differences between various bolt standards - HCBBS Forum
49. Introduction to the wear resistance of flexible waterproof sleeves made of stainless steel - HCBBS Forum
50. drawings - HCBBS Forum
51. Consultation on brands of imported angle valves - HCBBS Forum
52. Internal leakage rate of the primary seal gas for dry gas seals - HCBBS Forum
53. What are the domestic brand ball valves that have passed SHELL certification? - HCBBS Forum
54. Please suggest a method to remove bubbles from pipes - HCBBS Forum
55. Determination of the maximum flow rate for DN50 pipes (e.g., water at normal temperature and pressure) - HCBBS Forum
56. I’m seeking advice from experts regarding the selection and calculation of pump types - HCBBS Forum
57. Drain valves for water, oil, and steam in gas pipelines - HCBBS Forum
58. Summary of gasket materials - HCBBS Forum
59. In what operating conditions are corrugated stop valves used? - HCBBS Forum
60. Calculation of the diameter of the take over - HCBBS Forum
61. Diameter values Dn, De, D, d, Φ – all clearly distinguished at a glance! - HCBBS Forum
62. Questions regarding the thickness of wave-tooth composite gasket pads per GB/T19066-2008 - HCBBS Forum
63. I’m here to ask for help regarding the valve - HCBBS Forum
64. What is the base material of pipe fittings made of A420-WPL6? Where can I find relevant information in the standards? - HCBBS Forum
65. How to prevent flange bolts from loosening? - HCBBS Forum
66. How to select a compression-type check valve - HCBBS Forum
67. What should be a suitable value for the PIPEDATE deformation amount? - HCBBS Forum
68. What do CSC and CSO mean in practice for the manual valves in PID? - HCBBS Forum
69. Weld joint heat treatment - HCBBS Forum
70. The medium is a corrosive glue; what valve should be chosen? - HCBBS Forum
71. Eliminating safety hazards: Detailed installation steps for bellows compensators - HCBBS Forum
72. Transportation requirements for safety valves - HCBBS Forum
73. Regarding the issue of how many grades of qualification are required for main steam pipe welds - HCBBS Forum
74. Check valve issue - HCBBS Forum
75. Defects were found in the RT testing of pressure pipelines; at the overlapping area of the two films - HCBBS Forum
76. What is a rotary baffle? - HCBBS Forum
77. Topics about "Compilation of Current Pressure Piping Design Standard Catalog" - HCBBS Forum
78. Maximum flow rate of water in a pipe of a certain diameter - HCBBS Forum
79. Sleeve compensators are highly suitable for use in the high-temperature steel industry - HCBBS Forum
80. Is there a problem with using an open-type valve cover with a safety valve wrench? - HCBBS Forum
81. The issue of pipe wall thickness - HCBBS Forum
82. Seeking help regarding pressure relief in the valve chamber - HCBBS Forum
83. Is the layout of the decompression stations reasonable? - HCBBS Forum
84. Calculation problems for gas main pipelines - HCBBS Forum
85. Why is a small hole drilled in the ball of a valve in addition to the through-hole? - HCBBS Forum
86. In a P&ID diagram, how are various valves numbered? - HCBBS Forum
87. What type is the T34S5W-B105 filter? - HCBBS Forum
88. Connection method of the load-regulating air storage tank in the air compression system - HCBBS Forum
89. Pipeline wear and leakage - HCBBS Forum
90. Working principle and main standards of gate valves - HCBBS Forum
91. Selection of valve sealing surface materials - HCBBS Forum
92. For a Φ25 pipe, when used with Φ25 threaded connectors, - HCBBS Forum
93. Selection of pipeline heat tracing method - HCBBS Forum
94. A decent standard - HCBBS Forum
95. Questions regarding the pressure for leak testing of industrial valves according to GB/T 13927-2008? - HCBBS Forum
96. Where can I find dust and rainproof covers for valves, either for purchase or for customization? - HCBBS Forum
97. Discussion on the calibration cycle for safety valves in LNG receiving stations - HCBBS Forum
98. Material requirements for ethylene valves - HCBBS Forum
99. Material of pipes and accessories - HCBBS Forum
100. Calculation area and selected area for safety valve diameter - HCBBS Forum