English — Forum #92 (Page 83/87)

1. Is there such a thing as pressure pipelines for non-metallic pipes? ? Is it necessary to classify according to certain standards (such as pressure pipelines)? ? ? - HCBBS Forum
2. Issues with the dimensioning of pipeline valves - HCBBS Forum
3. Question about flange model - HCBBS Forum
4. Gasket material, type - HCBBS Forum
5. When is the term \"cin\" used? When should φ be used to represent it? - HCBBS Forum
6. Methods for estimating valve quotes - HCBBS Forum
7. (Those who have used ceramic valves, please share your opinions) Freshly manufactured ceramic ball valve products - HCBBS Forum
8. Welding Procedure Qualification Report - HCBBS Forum
9. Pipeline bolt issues - HCBBS Forum
10. Material of the outer jacket of stainless steel jacketed valves - HCBBS Forum
11. Butterfly valve selection - HCBBS Forum
12. Yamatake regulating ball valve V type - HCBBS Forum
13. Inspection of seamless steel pipes - HCBBS Forum
14. What is the difference between 12976 and 12234? - HCBBS Forum
15. Can 35CrMo be used for pipes? - HCBBS Forum
16. Methods for determining internal leakage in valves - HCBBS Forum
17. Welded vacuum tubes and flanged vacuum tubes - HCBBS Forum
18. Control valve selection calculation software - HCBBS Forum
19. Inconel625 and Monel400 - HCBBS Forum
20. What kind of weird valve is this? - HCBBS Forum
21. May I ask everyone about the specific functions of the rust-inhibiting primer, intermediate coat, and topcoat for pipes? - HCBBS Forum
22. Vent at the high point of the steam pipeline - HCBBS Forum
23. What are the prices of stainless steel pipes: 304, 304L, 316L, 321, 347? - HCBBS Forum
24. I would like to ask about the installation direction of disc-type steam traps. - HCBBS Forum
25. Does anyone have a comprehensive guide for selecting pipeline metal materials? - HCBBS Forum
26. Can the stem of a full-bore ball valve be adjusted in direction? - HCBBS Forum
27. What type of pipe is suitable for strong-acid crude oil? - HCBBS Forum
28. There is a cold-state dz value on the support and hanger drawings – what does it mean? - HCBBS Forum
29. Pressure testing issues with stainless steel valves - HCBBS Forum
30. Issue with valve sealing surface material code - HCBBS Forum
31. Issues regarding the coloring of methane and ethylene pipelines - HCBBS Forum
32. Insulation tube shell issues - HCBBS Forum
33. Take a look at the reasons for corrosion of this valve - HCBBS Forum
34. What type of fitting is used to connect the branch pipes at the upstream end - HCBBS Forum
35. Incorrect Use of Flame Arrestors Part 2 (Pressure) - HCBBS Forum
36. What are the differences between Z41H-16R, Z41H-16RL, and Z41W-16R valves? - HCBBS Forum
37. What kind of valve is this? - HCBBS Forum
38. Anti-corrosion inside compressed air pipelines - HCBBS Forum
39. I casually took some photos of the production of high-pressure valves in the workshop during the day - HCBBS Forum
40. The issue with the elbow part number - HCBBS Forum
41. Is there an LR version of the reducer tee? - HCBBS Forum
42. Are there design standards for US-standard filters? How is it generally designed? - HCBBS Forum
43. Seek advice on HG/T 20592~20635—2009 - HCBBS Forum
44. Valve code translation - HCBBS Forum
45. Are there supports to prevent the pipeline from rotating? - HCBBS Forum
46. Could you please explain the differences between several types of supports and hangers? - HCBBS Forum
47. Do condensate water pipes count as pressure pipes? - HCBBS Forum
48. Does the transport of refined oil always encounter resistance? - HCBBS Forum
49. Is unloading much slower than before? Could a Haiyou help analyze what the reason is? ? ? - HCBBS Forum
50. Internal anti-corrosion standards for long-distance oil pipelines - HCBBS Forum
51. Compatibility between American standard flanges and Chinese standard flanges? - HCBBS Forum
52. A place deep in the clouds, unseen - HCBBS Forum
53. Za40 gate valve - HCBBS Forum
54. Regulating capacity of self-acting control valve - HCBBS Forum
55. Forged steel valves - HCBBS Forum
56. What determines the size of the air inlet and outlet holes on a pneumatic actuator? - HCBBS Forum
57. How to classify pipelines according to pressure: low pressure, medium pressure, high pressure and ultra-high pressure - HCBBS Forum
58. Regarding the question about the border of the CAD drawing, I turned to Guan valve to ask for friends. - HCBBS Forum
59. What happens if there are no users downstream of the self-acting pressure reducing valve ZZYP-25C? - HCBBS Forum
60. Seek bolt usage standards - HCBBS Forum
61. Stabilization heat treatment issues for A312Gr.TP321 pipes - HCBBS Forum
62. Non-plastic pipes cannot be used for flammable, highly hazardous, and extremely hazardous media - HCBBS Forum
63. Difference between flange, TH, and PAD - HCBBS Forum
64. 2016: Year-end comprehensive review of the second batch of sponge city projects - HCBBS Forum
65. What do pipeline specifications 304/304L and 316/316L mean? - HCBBS Forum
66. Types of seamless pipes - HCBBS Forum
67. Urgently seeking manufacturers of Y-type threaded ammonia stop valves - HCBBS Forum
68. Manufacturing method of Y-type tee - HCBBS Forum
69. PID diagrams from abroad - HCBBS Forum
70. When the burial depth is sufficient, should LNG pipelines be buried directly or in trenches? - HCBBS Forum
71. Do the steam and feedwater pipes for waste heat power generation belong to power pipes? - HCBBS Forum
72. Can the handle of the rupture disc be used to determine the installation direction of the rupture disc? - HCBBS Forum
73. Span of horizontal pipe supports and hangers - HCBBS Forum
74. Material requirements for pressure pipelines - HCBBS Forum
75. How to do PMI - HCBBS Forum
76. Requirements for low-temperature impact testing of long-distance pipelines - HCBBS Forum
77. Is welding required on the inner side of socket welding? - HCBBS Forum
78. Questions about filter model numbers - HCBBS Forum
79. How can the grease filling valve on the valve be distinguished from other attachments? - HCBBS Forum
80. Regarding how to improve the quality of valves purchased - HCBBS Forum
81. How to represent explosion-proof membranes in CAD drawings - HCBBS Forum
82. Questions regarding high-temperature stainless steel grades PⅠ, PⅡ, PⅢ - HCBBS Forum
83. Valve seat embedding dimension - HCBBS Forum
84. Understanding the requirements for American standard steel pipes - HCBBS Forum
85. Difference between grade 20 steel and Q235 for carbon steel flanges and fittings - HCBBS Forum
86. How should the coefficient for circumferential weld joints in pressure pipelines be determined? - HCBBS Forum
87. Pneumatic three-way shut-off valve - HCBBS Forum
88. The impact of internal valve leakage on thermal power plants - HCBBS Forum
89. Torque 3X150LB - HCBBS Forum
90. What is the maximum flow rate limit for carbon monoxide at 0.7Mpa? Are there any relevant regulations specifying this? - HCBBS Forum
91. What is the quality of the electric control valves produced by Seiko Valve Co., Ltd.? - HCBBS Forum
92. jb4703-2000 Long-neck Butt Welding Flange - HCBBS Forum
93. What kind of valve is this? I’ve never seen it before - HCBBS Forum
94. The issue of structural length in GB12221 - HCBBS Forum
95. Is heating required? - HCBBS Forum
96. What is the purpose of the pipeline material grade table? - HCBBS Forum
97. Help! Meaning of the ball valve model Q35HR-J162 - HCBBS Forum
98. 04 stainless steel, the three exemptions for low-temperature impact testing – I don’t understand it - HCBBS Forum
99. Share the collected materials with colorful diagrams of control valve structures for everyone - HCBBS Forum
100. Seeking standard guidance - HCBBS Forum