English — Forum #92 (Page 51/87)

1. Looking for a pressure pipeline design firm - HCBBS Forum
2. I would like to know what are some special valves, either imported or domestically produced, that are used in PVC plants? - HCBBS Forum
3. I have a question regarding whether a condensate pipe and a pipe for cleaning equipment water can be laid underground - HCBBS Forum
4. What is the new material name for 20# steel under the new standards? - HCBBS Forum
5. Does a weld created by making a direct hole in the pipe, without the use of a reinforcement plate, constitute a weld at the tube sheet corner joint? - HCBBS Forum
6. Is an 8-character blind plate necessary? - HCBBS Forum
7. Is this 3503 format being used now? - HCBBS Forum
8. Imported oxygen valves for coal chemical industry - HCBBS Forum
9. The diesel pipelines of grade 5, grade 0, and grade -10 in the gas station are not considered pressure pipelines - HCBBS Forum
10. Why is the process pipeline cut off? - HCBBS Forum
11. Issues regarding the installation locations of cable trays and process pipelines - HCBBS Forum
12. Italian Vivoil synchronous gear split motor _ equal-flow divider _ samples - HCBBS Forum
13. Service life of pressure pipelines - HCBBS Forum
14. Carbon steel pipes and stainless steel ball valves - HCBBS Forum
15. GB/T 12220-2015 - HCBBS Forum
16. The real knowledge on how to measure the angle and length of pressed elbows in pipeline installation - HCBBS Forum
17. Manual Valve (HV) - HCBBS Forum
18. Formula for the speed of sound in liquids and gases (pipes) - HCBBS Forum
19. Regarding welding methods for pressure pipelines - HCBBS Forum
20. Valves for NOVEC fire extinguishing storage containers manufactured in Germany - HCBBS Forum
21. A brief analysis of steam traps and the renovation of pipeline drain stations - HCBBS Forum
22. Seeking advice on valve and pipeline flaw detection - HCBBS Forum
23. Static pressure loss at both ends of the valve - HCBBS Forum
24. Dear experts, what is the exact name of this connector marked with a red circle? - HCBBS Forum
25. Selection of condenser vent flame arrester - HCBBS Forum
26. Which standard does a 1-inch pipe with an outer diameter of 25.4 follow? - HCBBS Forum
27. What is the installation sequence for the metal flexible connections at the inlet and outlet of the storage tank, and the valves? - HCBBS Forum
28. Which standard should be referred to for welding alloy steel when selecting electrodes and wires? - HCBBS Forum
29. As shown in the figure, the reasons for the damage to the high-pressure check valve - HCBBS Forum
30. Issues with the installation of flame arresters in VOC recovery pipelines for tank trucks - HCBBS Forum
31. Is it okay if the horizontal pipe at the inlet of the centrifugal pump is too far away? - HCBBS Forum
32. Solenoid valve thread interface size G1/4 - HCBBS Forum
33. Pipeline flow calculation - HCBBS Forum
34. 【Process Engineering Division – Pipeline and Valve Technology Exchange Forum – Daily Question – Questions 02–27】 - HCBBS Forum
35. Stainless steel welded pipes - HCBBS Forum
36. Where can I buy a printed book containing the standard drawings for HG/T21629 pipe rack standards? - HCBBS Forum
37. Drain valves and measures to reduce water hammer – German BETTE - HCBBS Forum
38. Issues regarding the setup of fluid collection bags for downward-curving pipes - HCBBS Forum
39. Newbie seeking help with valves - HCBBS Forum
40. What are the disadvantages of this approach? - HCBBS Forum
41. Control valve calculation software - HCBBS Forum
42. 【Process Engineering Division – Pipeline and Valve Technology Exchange Forum – Daily Question – Question 04-01】 - HCBBS Forum
43. Questions about valves - HCBBS Forum
44. Silo truck unloading hose lifting - HCBBS Forum
45. How to choose a valve actuator? - HCBBS Forum
46. How to draw a schematic diagram of the bottom valve at the bottom of the pump pipeline’s water intake? - HCBBS Forum
47. Model specifications for stainless steel quick hose connectors - HCBBS Forum
48. When the breather valve operates, do its valve stem and valve disc rise and fall together? - HCBBS Forum
49. Ball valve selection - HCBBS Forum
50. Can raised-face flanges and flat-face flanges be connected? - HCBBS Forum
51. What should be done if a pipe cannot be subjected to either a hydrostatic test or a pneumatic test? - HCBBS Forum
52. When the pneumatic butterfly valve is closed, it experiences severe vibration - HCBBS Forum
53. Help: Process installation team for tooling - HCBBS Forum
54. What to do if the double-acting pneumatic diaphragm valve has a high failure rate? I need expert advice! - HCBBS Forum
55. How to understand this solenoid valve schematic diagram - HCBBS Forum
56. Seeking help with SH/T 3039-2018 Code for Seismic Design of Non-buried Pipelines in Petrochemical Industries - HCBBS Forum
57. Experts, could you take a look and tell me what function this valve serves? ? - HCBBS Forum
58. Solid suspension with a solid content of around 15%. The flow meter is electromagnetic; what type of valve should be used if it is necessary to regulate the flow rate? - HCBBS Forum
59. The difference between a pressure relief valve and a pressure regulating valve - HCBBS Forum
60. Are there any corresponding standards for container insulation nails? - HCBBS Forum
61. Seeking recommendations for API-standard valve brands - HCBBS Forum
62. Issues with foreign bolt and nut materials such as A194 Gr 8MA grade - HCBBS Forum
63. Fracture of the internal teeth in the round nut lock washer - HCBBS Forum
64. Selection of safety valves - HCBBS Forum
65. How to set the valve parameters in pipephase? - HCBBS Forum
66. 1.2mPE pipe opening - HCBBS Forum
67. Installation sequence of temperature, pressure, and flow meters on pipelines - HCBBS Forum
68. Issues related to the physical property parameters of superheated steam - HCBBS Forum
69. Can a hydrogen peroxide transfer pump use rubber seals? If not, what material should be used for sealing? - HCBBS Forum
70. How many types of valve positioners are there? - HCBBS Forum
71. What is the difference between low-temperature butterfly valves and low-temperature instrument butterfly valves? - HCBBS Forum
72. Standards for short-radius elbows larger than DN600 - HCBBS Forum
73. Selection of execution standards for Q345E pipes - HCBBS Forum
74. Flow characteristics of needle valve - HCBBS Forum
75. Regarding the temperature of the medium - HCBBS Forum
76. What is SIL certification? - HCBBS Forum
77. On the opening pressure issue of check valves used in low-pressure gas pipelines - HCBBS Forum
78. 【Process Engineering Division – Pipeline and Valve Technology Exchange Forum – Daily Question – Questions 04-27】 - HCBBS Forum
79. Valve internals - HCBBS Forum
80. Seeking information on the corrosion of stainless steels 304L/316L by sulfuric acid at different concentrations and temperatures - HCBBS Forum
81. Installation direction of molecular sieve switching valve - HCBBS Forum
82. Who has any information or samples on Klinger ball valves? Please share them - HCBBS Forum
83. Introduction and Applications of Electric Actuators - HCBBS Forum
84. On the piping of rotary positive displacement pumps and its stress analysis - HCBBS Forum
85. Translation of words related to bolts - HCBBS Forum
86. What color paint should be applied to the outer surface of the boom pipes for loading and unloading liquefied hydrocarbons? - HCBBS Forum
87. 【Process Engineering Division – Pipeline and Valve Technology Exchange Forum – Daily Question – Questions 04-24】 - HCBBS Forum
88. Can process material pipelines use necked flat welding flanges? - HCBBS Forum
89. After the pipeline downstream of the pressure reducing valve is cut off, does the pressure behind the valve remain at the set reduced pressure, or does it become equal to the pressure before the valve? - HCBBS Forum
90. Standards corresponding to pipe and steel plate materials - HCBBS Forum
91. What are the specific requirements for check valve core extraction? - HCBBS Forum
92. Is the weight of an explosion suppression flashback arrester closely related to its mass? - HCBBS Forum
93. 【Process Engineering Division - Pipeline and Valve Technology Exchange Forum - Daily Question - Question 05-03】 - HCBBS Forum
94. Issues regarding the standard SH3518-2013 - HCBBS Forum
95. Selection of valve body material - HCBBS Forum
96. What are the main brands of knife gate valves imported from abroad? - HCBBS Forum
97. What exams do pressure pipeline approvers need to pass? - HCBBS Forum
98. In alumina production, is the dissolution sleeve a pressure vessel or a pipeline? - HCBBS Forum
99. Valve selection issue~~~~~~~~~~~~ - HCBBS Forum
100. I would like to seek advice from those who are more experienced in valves - HCBBS Forum