English — Forum #92 (Page 42/87)

1. Newbie seeking help! ! - HCBBS Forum
2. Ask for help: What brand of ball valve is this? - HCBBS Forum
3. Seek help: What does A*al Flow Low Pressure Drop mean? - HCBBS Forum
4. Paid valve size specification table - HCBBS Forum
5. Dynamic video of the working principle of upper-mounted flanged ball valves - HCBBS Forum
6. Dynamic video of the working principle of forged steel flanged ball valves - HCBBS Forum
7. Seek standard for the structural length of manual three-way ball valves - HCBBS Forum
8. Given the pipe pressure difference, diameter, and length, determine the flow velocity - HCBBS Forum
9. Valve worm gear speed ratio - HCBBS Forum
10. I have a question regarding flange types; I would like to ask the experts on this forum - HCBBS Forum
11. What is the purpose of the disc on the valve? - HCBBS Forum
12. The flow coefficient or flow curve of general-purpose valves - HCBBS Forum
13. How to conduct a pressure test on the pressure sensing components of the instruments on the equipment? - HCBBS Forum
14. Do pipes count as equipment? - HCBBS Forum
15. Valve standards (GB) **Standards - HCBBS Forum
16. What size should the drain valve for a 1.0MPA steam DN80 pipe be? - HCBBS Forum
17. Technical consultation - HCBBS Forum
18. Plastic valve - HCBBS Forum
19. Questions about imported valves - HCBBS Forum
20. Problems with pipe fitting repair qualifications - HCBBS Forum
21. 【Haichuan Equipment Guessing Game】Guess what kind of valve this is and what its function is. - HCBBS Forum
22. Hastelloy flange - HCBBS Forum
23. Why is the forum so quiet these days - HCBBS Forum
24. Instructions on the pressure-bearing direction and installation direction of the valve - HCBBS Forum
25. Caesarii material selection issue HK40 - HCBBS Forum
26. Explanation of the three wiring methods for thermal resistors - HCBBS Forum
27. Qualifications for installing pipelines in petrochemical plants - HCBBS Forum
28. What standards are applicable to PPR pipes and fittings used in the chemical industry? ? ? ? - HCBBS Forum
29. Liquid nitrogen tube insulation - HCBBS Forum
30. For coke oven gas at 0.4 MPa in DN700 pipes, what type of valve is needed for cutting off the flow? - HCBBS Forum
31. What are the hardening methods for HC276, the material used for valve internals? Seeking advice - HCBBS Forum
32. Video on the working principle of globe valves - HCBBS Forum
33. Looking at future maintenance trends from the corrosion protection of desulfurization pipelines - HCBBS Forum
34. Which is better, a top-mounted or side-mounted cold oiler six-way valve? - HCBBS Forum
35. What is the maximum size that seamless galvanized steel pipes can reach? Are larger sizes still connected using threads? - HCBBS Forum
36. Plunger valve - HCBBS Forum
37. Plug valve - HCBBS Forum
38. What is this on the pipe? - HCBBS Forum
39. Fitting issues - HCBBS Forum
40. Seeking the dimensional diagram for the Z41H-10C DN800 gate valve. Waiting online, thanks, dear friend! - HCBBS Forum
41. What do the safety valve categories A, BA, GA, WA, DA, KA, KWA mean? Please provide an explanation, expert - HCBBS Forum
42. Thermal compensation for steam pipes - HCBBS Forum
43. Problems with tapered pipes - HCBBS Forum
44. Calculation of flexible metal hose length - HCBBS Forum
45. What does this symbol mean? - HCBBS Forum
46. Regarding the installation of butterfly check valves, experts, please share your insights - HCBBS Forum
47. Classification of thermistor materials - HCBBS Forum
48. The differences between the two standards for steam traps - HCBBS Forum
49. Material of expansion bolts - HCBBS Forum
50. Escrow issues - HCBBS Forum
51. Pipeline span - HCBBS Forum
52. Valve strength test - HCBBS Forum
53. Selection of filter pressure regulating valve - HCBBS Forum
54. What do the diamonds in a PID diagram represent? - HCBBS Forum
55. ISO ductile iron manufacturers - HCBBS Forum
56. [2016][Valve Product Catalogue, Volume 2][Hefei General Machinery Research Institute][4th Edition】【Baidu Netdisk】 - HCBBS Forum
57. Some questions regarding the HG20609 metal-clad gasket - HCBBS Forum
58. Interpretation of mandatory provisions - HCBBS Forum
59. Drawing of chemical pipeline layout diagrams - HCBBS Forum
60. Pressure pipeline audit - HCBBS Forum
61. I would like to ask the experts: how is the difference between interplant pipelines and long-distance pipelines defined? Is it just a matter of length? - HCBBS Forum
62. FRPP material - HCBBS Forum
63. Post-weld heat treatment - HCBBS Forum
64. About online inspection of industrial pipelines - HCBBS Forum
65. What do \"trim\" and \"plug\" mean in valve specification sheets? - HCBBS Forum
66. The function of the ball valve under the Y-type filter - HCBBS Forum
67. List of globally renowned electric actuator brands – feel free to add more! ! ! - HCBBS Forum
68. What kind of ball valve is this? - HCBBS Forum
69. The issue of standard flange thickness - HCBBS Forum
70. Short-term shutdown of the production unit and issues related to safety valve calibration upon expiration - HCBBS Forum
71. How can stainless steels with the same alloying elements but different carbon contents be distinguished when selecting materials? - HCBBS Forum
72. What kind of valve is SDVRV? - HCBBS Forum
73. Material selection for lead-bismuth alloy pipes - HCBBS Forum
74. Storage tank flame arrester - HCBBS Forum
75. What does the term \"lining flange cover plug welding hole\" mean? - HCBBS Forum
76. What is the corrosion thickness limit for ASTM high-pressure seamless pipes (SCH160) before they need to be replaced? - HCBBS Forum
77. May I ask, for non-metallic storage tanks such as those made of fiberglass or PP, if the bottom outlet valve is a metal valve, does the valve need to be supported? - HCBBS Forum
78. Please help explain a sentence in the ball valve technical specification book. - HCBBS Forum
79. Have you done VOC work on storage tanks? - HCBBS Forum
80. The history and development of valves - HCBBS Forum
81. Convert American standard bolts to metric - HCBBS Forum
82. Issues regarding welding materials for double-standard stainless steel pipes - HCBBS Forum
83. Help needed~ Issues with piping using US standard DN65 flanges - HCBBS Forum
84. I need help with fire suppressors - HCBBS Forum
85. How to use the pressure-resistant leak-sealing glue rod, and is it effective? - HCBBS Forum
86. Why are flanges used for elbow supports on page 99 of the 03S402 indoor piping support atlas? - HCBBS Forum
87. Is there a standard code for the Glei circle? - HCBBS Forum
88. PID pipeline number - HCBBS Forum
89. Is the material 20#GB5310 the same as 20G? - HCBBS Forum
90. What is the difference between bypass and force in instrumentation engineering? - HCBBS Forum
91. The diameter of the compressed air pipe calculated using the formula is much larger than the diameter obtained by referring to a table. What’s going on? - HCBBS Forum
92. Matching flat washers - HCBBS Forum
93. Does anyone know which company manufactured the cryogenic tank in the massive explosion accident in Yima, Henan? - HCBBS Forum
94. Pipe wall thickness - HCBBS Forum
95. There’s a chemistry problem; is there anyone among my friends who can help me solve it? I would be extremely grateful! - HCBBS Forum
96. Can dry natural gas be used as a power source for the actuator of an overpressure shut-off valve? - HCBBS Forum
97. Nitrogen buffer tank - HCBBS Forum
98. As can be seen from the image, do the defects inside the pipe consist of surface cracks or delamination? - HCBBS Forum
99. When can the eye-drilling tee be used? - HCBBS Forum
100. Do gasket thicknesses vary depending on the pressure rating? - HCBBS Forum