English — Forum #92 (Page 12/87)

1. [Free Share] Latest external download link for PipeData-Pro15.0.0.2 - HCBBS Forum
2. Differences between PVC-U and PVC-C pipes - HCBBS Forum
3. Summary of reasons for corrosion in various types of vacuum pumps and corresponding countermeasures - HCBBS Forum
4. 【Ten Years of Rapid Development in Chemical Engineering Equipment】The longest drill-and-blast tunnel in China’s oil and gas pipeline industry was completed between 1249 and 2023 - HCBBS Forum
5. Regarding the procurement of high-pressure gaskets and high-strength bolts - HCBBS Forum
6. Is duplex steel resistant to erosion by metal ash particles containing nickel and vanadium? - HCBBS Forum
7. Who is knocking on my core? - HCBBS Forum
8. What type of grease gun nozzle should be used for the grease injection valve on this type of valve? - HCBBS Forum
9. 【Chemical Engineering】Reference table for various pipe sizes - HCBBS Forum
10. 【Haichuan Expands Horizons】Modular Installation of Steel Structure for Pipeline Tunnels in Guangxi Petrochemical Project - HCBBS Forum
11. Stress issues of the fixing brackets on both sides of the pipeline compensation bend - HCBBS Forum
12. The DN400 steam valve will not open - HCBBS Forum
13. Pipeline sensitivity leakage test - HCBBS Forum
14. Who should be in charge of overseeing this to the end? - HCBBS Forum
15. Seeking advice on issues with valve internals - HCBBS Forum
16. What is the relationship between a valve’s flow rate and velocity? - HCBBS Forum
17. Are there any special certifications required for valves in the power industry? - HCBBS Forum
18. Pipeline stress (static/dynamic) analysis and CAESARII engineering examples – lecture materials for public use - HCBBS Forum
19. Xinrui Mini-Class || What to do if there is a leak at the flange seal surface - HCBBS Forum
20. Piping in the inner tank group of the storage tank does not pass through - HCBBS Forum
21. Regarding the length of American standard welded valves - HCBBS Forum
22. National training materials for pressure pipeline design and approval personnel - HCBBS Forum
23. How to Prevent Corrosion in Vacuum Pumps Used in Chemical Industries【EDWARDS VACUUMA】 - HCBBS Forum
24. Gate valve for tar pipelines - HCBBS Forum
25. May I ask if the API specifications for ball valves include a table of internal component materials? - HCBBS Forum
26. The largest and longest supercritical carbon dioxide transmission pipeline in Jiangsu Province has been put into operation - HCBBS Forum
27. Haojia Pipe Industry offers customized water supply pipes and fittings in DN20-1000 sizes, with a full range of products that meet national standards - HCBBS Forum
28. How to choose legs for designs with a design temperature above 200 degrees - HCBBS Forum
29. [FPSO, FLNG, LNG, VVLC] Flange-pipe fittings-fasteners-valve requirements discussion and data sharing - HCBBS Forum
30. Calculation of discharge for process safety valves and selection techniques for safety protection devices – Advanced level - HCBBS Forum
31. Interpretation of the latest domestic and international standards for pressure pipelines and analysis of practical examples in pipeline material selection and design - HCBBS Forum
32. Pipeline welding - HCBBS Forum
33. How can I increase my wealth quickly? I need to upgrade in order to download the attachment - HCBBS Forum
34. Common standards for valves - HCBBS Forum
35. Knowledge about turbine extraction valves - HCBBS Forum
36. Help: Is it necessary to insulate water and gas pipes in northern regions? - HCBBS Forum
37. Division of labor for the design of instrument air branch pipelines - HCBBS Forum
38. Replace the control valve with an electronic expansion valve? - HCBBS Forum
39. 17-4 PH is the code name in which specification? What does PH mean? - HCBBS Forum
40. Introduction to a temperature-controlled shut-off exhaust valve applied in pneumatic emergency shut-off valves - HCBBS Forum
41. Manual for the Installation and Design of Process Piping in Petrochemical Plants - HCBBS Forum
42. Don’t carbon steel flanges have any steel stamp markings? - HCBBS Forum
43. What is a Joule-Thomson valve and what are its characteristics? - HCBBS Forum
44. Is it possible to use 8-character blind flanges for pressure testing of pressure vessels or pipelines? - HCBBS Forum
45. Training on Valve Maintenance Project Management - HCBBS Forum
46. Do pipe supports and pipe racks for insulated pipes need to be fixed together? - HCBBS Forum
47. Are there any regulations regarding not using ball valves in a partially open position? - HCBBS Forum
48. Ball type of ball valve - HCBBS Forum
49. Design principles of industrial valves - HCBBS Forum
50. Is it correct to weld grounding lugs across the pipeline valve onto the valve itself? - HCBBS Forum
51. What is the function of FLOW on this flange handle? - HCBBS Forum
52. Can one of the safety valves, the one in use and the one as a backup, be closed? - HCBBS Forum
53. Are the gaskets used for convex-concave flanges at 2.5 Mpa and 4 Mpa the same? What’s the difference between them? - HCBBS Forum
54. How can a newcomer in the valve business secure their first order? - HCBBS Forum
55. Customized stop valves: precisely tailored to meet specific industrial requirements - HCBBS Forum
56. Non-welded socket connection: Innovations in internal coating repair techniques (rapid socket crimping method ZAP-LOK) - HCBBS Forum
57. Questions regarding the fire hazard classification of rooms as per GB50160 3.0.5 - HCBBS Forum
58. Dear teachers, has lightning protection and grounding been installed for the pipe racks and overhead pipelines? - HCBBS Forum
59. World steel grade comparison - HCBBS Forum
60. May I ask the experts about inspection matters? - HCBBS Forum
61. Can a metal hose be installed vertically? - HCBBS Forum
62. How is the welding thickness at the stuffing box location of a valve support calculated? - HCBBS Forum
63. Valve maintenance and troubleshooting - HCBBS Forum
64. Who attended the training course on \"Case Studies and Q&A on the Design and Selection of Materials for Industrial Pipelines\" held on June 28, 2023? - HCBBS Forum
65. Principles of industrial valve design - HCBBS Forum
66. About pressure piping system leak testing - HCBBS Forum
67. May I ask, what factors determine the diameter and layout of the positive pressure exhaust pipelines in a positive pressure sintering furnace? - HCBBS Forum
68. When connecting stainless steel pipes with carbon steel pipes, is corrosion caused by a difference in potential? - HCBBS Forum
69. For a single-acting control valve with a positioner, if rapid spring return is required, should a pneumatic control valve or an electromagnetic valve be used? - HCBBS Forum
70. Must mechanical steam traps be installed horizontally? - HCBBS Forum
71. The electric exhaust valve for venting air from the boiler and the electric control valve for feedwater suffer from severe internal leakage. Can grinding the mating surfaces solve this problem? - HCBBS Forum
72. In pipeline protection, should trees be removed? - HCBBS Forum
73. Seeking advice on pipe grade designation in petrochemical PID drawings - HCBBS Forum
74. Safety valve outlet pipe branch - HCBBS Forum
75. Could someone please explain what this sentence means? - HCBBS Forum
76. What kind of bolt and nut are H.BOLT/H.NUT? - HCBBS Forum
77. 【Ten Years of Rapid Development in Chemical Engineering Equipment】Completion of acceptance for the project on the “DN400 all-metal sealed gate valve” with fully independent intellectual property rights, 2023–2025 - HCBBS Forum
78. Q347 Fixed ball valve – sealing at the inlet side; how to check for leaks at the valve seat under high pressure conditions - HCBBS Forum
79. Guys, I’m hoping for some help from you - HCBBS Forum
80. Pressure pipeline wall thickness issue - HCBBS Forum
81. How to determine connection issues between two or three adjacent valve devices from a drawing - HCBBS Forum
82. For HCl, which is better: fiberglass-reinforced plastic pipes or steel-lined PTFE pipes? Can plastic pipes be used? - HCBBS Forum
83. Issue with adding the original file at the PDMS level - HCBBS Forum
84. 【Ten Years of Rapid Development in Chemical Engineering Equipment】From 1950 to 2024, domestically produced CRA fully automatic welding equipment was successfully used for the first time in submarine pipeline installation - HCBBS Forum
85. Problems with double-headed studs - HCBBS Forum
86. Sinopec’s regularly published valve prices - HCBBS Forum
87. Nafouhi stop valve - HCBBS Forum
88. 【Ten Years of Rapid Development in Chemical Processing Equipment】Domestically produced ultra-high pressure pilot-operated safety valves for offshore platforms from 1137 to 2023 - HCBBS Forum
89. 【Ten Years of Rapid Development in Chemical Equipment】1298-2023: 4 Firsts Achieved! Operation of the natural gas pipeline under the seabed in Jiaozhou Bay, Qingdao - HCBBS Forum
90. Design, manufacturing standards, and inspection for pipelines at on-site natural gas pressure regulation stations - HCBBS Forum
91. Questions regarding the fixed supports of expansion joints. - HCBBS Forum
92. Please ask an expert for help - HCBBS Forum
93. Take a look at what this ball valve means - HCBBS Forum
94. How is the offset of the sliding bracket determined? - HCBBS Forum
95. How to set up separate supports for pipeline valve positions - HCBBS Forum
96. What does NGBPR mean? Some valves are labeled GBPR – by the way, what is the difference between them? - HCBBS Forum
97. How can the same temperature measurement point have different temperatures under different control steps? - HCBBS Forum
98. The O-ring inside the pilot valve of a pilot-operated safety valve is prone to damage - HCBBS Forum
99. One pot for multiple uses - HCBBS Forum
100. 【Ten Years of Rapid Development in Chemical Equipment】From 2015 to 2024, 6 valve manufacturers were selected as **Ministry of Industry and Information Technology Model Enterprises for Excellence in Specific Fields** - HCBBS Forum