English — Forum #92 (Page 40/87)

1. Effects of High-Concentration Carbon Dioxide Feed Gas on Wet Flue Gas Desulfurization Systems and Countermeasures - HCBBS Forum
2. Seeking advice on the corrosion resistance of Stellite alloys - HCBBS Forum
3. Valve rating and pipeline pressure - HCBBS Forum
4. Looking for information on Hongsheng orbital ball valves - HCBBS Forum
5. Representation of valves in CAD - HCBBS Forum
6. Design issues for pressure vessels using X80 material - HCBBS Forum
7. Should a Leili desulfurization butterfly valve use material 1.4529 or 2507? - HCBBS Forum
8. Fuel gas pipeline nominal pressure - HCBBS Forum
9. Issues regarding flange connections for small-diameter seamless steel pipes - HCBBS Forum
10. DN700~DN2000 PN2.5 FF gaskets - HCBBS Forum
11. GB50281-2006 Code for Construction and Acceptance of Foam Fire Extinguishing Systems – please share - HCBBS Forum
12. Seeking guidelines for embedded pipes - HCBBS Forum
13. For pipe diameters below 18 mm, should hot-rolled steel of specification 32 be used or cold-rolled steel of specification 18? - HCBBS Forum
14. There is a check valve behind each pump. Can the two pumps operate simultaneously? - HCBBS Forum
15. Methods for distinguishing seamless steel pipes from welded steel pipes - HCBBS Forum
16. Quality issues with PPR dual-check ball valves - HCBBS Forum
17. Does anyone know what brand the high-pressure valves used at the TMEC Changshu hydrogen station are? - HCBBS Forum
18. What type of flange seal should be used for an autoclave with a temperature of around 300 degrees and a pressure of 10 MPa? - HCBBS Forum
19. On the selection of control valves for steam heating equipment. - HCBBS Forum
20. Are all these elbows in the photo below lined with fluoroplastic? Why is the lining like this - HCBBS Forum
21. Forging of a cylinder with a closed bottom - HCBBS Forum
22. How to determine pressure pipelines - HCBBS Forum
23. Regarding pipe supports and pipeline welding methods - HCBBS Forum
24. Hydrogen pipeline - HCBBS Forum
25. Seeking advice on valve pressure resistance and temperature tolerance; waiting online - HCBBS Forum
26. Bellows safety valve - HCBBS Forum
27. Please help, there is a problem with the diameter of the steam outlet pipe in the upper header of the flue-type waste heat boiler evaporator! - HCBBS Forum
28. Can a necked flat welding flange be welded directly to elbows? - HCBBS Forum
29. How to support large-diameter Y-type filters? - HCBBS Forum
30. Under normal circumstances, for ball valves, globe valves, and gate valves, which has a higher likelihood of internal leakage or external leakage? - HCBBS Forum
31. Problems with the reboiler steam trap - HCBBS Forum
32. FRP pipes are connected using flanges; how to choose the fasteners - HCBBS Forum
33. Regarding the meaning of identifiers - HCBBS Forum
34. Who knows the standards for this type of high-pressure grooved gate valve? - HCBBS Forum
35. How to choose a stainless steel pneumatic valve - HCBBS Forum
36. Factors to consider when selecting a flow meter - HCBBS Forum
37. What type of valve is used on screw pumps? - HCBBS Forum
38. Consequences of high-pressure gas entering low-pressure pipelines - HCBBS Forum
39. We often peel off a few layers of the wrapping pad to achieve the right size for use - HCBBS Forum
40. Replacing the seal ring of the valve disc in a three-eccentric butterfly valve requires a vehicle - HCBBS Forum
41. HG T21629 J10 - HCBBS Forum
42. International standards for control valves - HCBBS Forum
43. Container overflow line - HCBBS Forum
44. I have some questions regarding natural compensation in Π-shaped bends - HCBBS Forum
45. Sulfur recovery steam trap - HCBBS Forum
46. Excuse me, does anyone know which standard this flanged flange in the table is taken from? - HCBBS Forum
47. Does anyone know what the lowest operating temperature for Q345B GB/1591-2008 is? - HCBBS Forum
48. Representation of reducers in PID - HCBBS Forum
49. Where can I find the hardness values for materials used in American standard pipe fittings? - HCBBS Forum
50. [2016][Valve Product Catalog Volume 1][Hefei General Machinery Research Institute][4th Edition】【Baidu Netdisk】 - HCBBS Forum
51. How is surface hardening handled in various factories? - HCBBS Forum
52. Safety regulations for oxygen use - HCBBS Forum
53. Does the effect of a reverse U-shaped bend valve vary depending on its installation location? - HCBBS Forum
54. Selection of standards for seamless steel pipes - HCBBS Forum
55. CADWORX planar pressing issue - HCBBS Forum
56. Help analyze the reasons for the rupture of the pressure reducing valve valve diaphragm - HCBBS Forum
57. Is it possible to insulate tetrafluoroethylene pipes? - HCBBS Forum
58. Pressurized pipeline tapping - HCBBS Forum
59. What are the common standards for fittings of lined pipes used in China nowadays? - HCBBS Forum
60. An L-type pneumatic three-way ball valve made of 316L material is installed on the pipeline carrying high-acid media at high flow rates (acidity of 50%) to enable switching; is this reliable? - HCBBS Forum
61. Regarding the valve air capacity (air storage tank) issue - HCBBS Forum
62. I’d like to ask about manufacturers that produce high-quality stainless steel pipes - HCBBS Forum
63. I would like to ask everyone for advice regarding ANSI flanges. R.T.J - HCBBS Forum
64. Internal leakage problem of the water supply valve in the boiler - HCBBS Forum
65. Does anyone know? - HCBBS Forum
66. Is a thread connection reliable at a pipeline test pressure of 70 MPa? - HCBBS Forum
67. Can valves be installed during the hydraulic testing of pipes? - HCBBS Forum
68. Dynamic video of the working principle of low-temperature stop valves - HCBBS Forum
69. Pipeline material for 50% hydrogen peroxide storage tank - HCBBS Forum
70. Reward-based calculation, assessment of the benefits of pipeline drag reducers - HCBBS Forum
71. In what situations are manual ball valves and manual globe valves used respectively? - HCBBS Forum
72. Jbt4701-2000, DN350, PN10 – the gasket is made of PTFE. What are the dimensions of this gasket? - HCBBS Forum
73. Issues regarding the flange material report - HCBBS Forum
74. Which is larger, the Kv value or the Cv value of a valve? - HCBBS Forum
75. Is there any specification regarding the installation orientation of the stop gasket? - HCBBS Forum
76. Pipeline design, construction, and acceptance for complete sets of equipment - HCBBS Forum
77. Issues regarding the abolition of the TSG D3001-2009 version of the \"Rules for Permitting the Installation of Pressure Pipelines\" - HCBBS Forum
78. Material selection - HCBBS Forum
79. Seeking help with valve internal leakage issue - HCBBS Forum
80. Please help me find out what the size of this head is. - HCBBS Forum
81. Flange and gasket issues - HCBBS Forum
82. Regarding the leakage rate during pressure testing of pipeline systems - HCBBS Forum
83. The issue of wall thickness in the outlet pipe of compressed nitrogen cylinders - HCBBS Forum
84. Calculation of the length of the external heating tubes on the oval head - HCBBS Forum
85. Seeking help with valve selection - HCBBS Forum
86. Issues with flexible hoses and quick connectors - HCBBS Forum
87. Is spectral testing required before installing stainless steel pipes? - HCBBS Forum
88. Manufacturing standards for breathing valves on hazardous materials vehicles - HCBBS Forum
89. Looking for practical learning materials on piping single-line diagrams - HCBBS Forum
90. Help: Issue with safety valve model - HCBBS Forum
91. Two-color level gauge for boiler steam drum - HCBBS Forum
92. The current status of corrosion in oil pipelines and repair methods - HCBBS Forum
93. 1 Design of three-eccentric butterfly valve - HCBBS Forum
94. What is a stainless steel ball valve used for? - HCBBS Forum
95. Industrial metal pipe wall thickness calculation software - HCBBS Forum
96. Dynamic video of the working principle of forged steel socket-weld gate valves - HCBBS Forum
97. How to distinguish between sanitary-grade valves and industrial valves - HCBBS Forum
98. A question for everyone - HCBBS Forum
99. Pneumatic valve positioner - HCBBS Forum
100. What is the effective adjustment range of a butterfly valve? - HCBBS Forum