English — Forum #723 (Page 21/642)

1. Share grades - HCBBS Forum
2. NB/T 20108-2021 Technical Specifications for the Installation of Containment Penetrations in Pressurized Water Reactor Nuclear Power Plants - HCBBS Forum
3. Measures to reduce hydraulic oil contamination in hydraulic pump stations - HCBBS Forum
4. What factors should be considered when choosing the packaging style for a DC-DC power supply module? - HCBBS Forum
5. DB31/T 944-2015 Technical Specifications for Energy Efficiency Evaluation of Pump System Operation - HCBBS Forum
6. Diagnosis of the pipes coming out of the ammonia vaporization station. - HCBBS Forum
7. Torch water seal tank - HCBBS Forum
8. How is Zhejiang Jieke Energy Saving Company’s technology in the field of energy saving? - HCBBS Forum
9. JB/T 13964-2020 Screw Steam Compressors - HCBBS Forum
10. Advantages of having the liquid inlet port face the tank wall - HCBBS Forum
11. Comparison between HGT 20592-2009 and HGT 20615-2009: which one is more practical? - HCBBS Forum
12. Seeking the latest version of standard HG/T20592-2017 - HCBBS Forum
13. T/CEC 259-2019 Standards for Safety Visual Signage in Wind Power Plants - HCBBS Forum
14. I’m looking for templates for the sections on safety facility design and environmental protection, so I can use them as a reference - HCBBS Forum
15. What is the salt content in each type of salt mud? - HCBBS Forum
16. Issues regarding the design of LNG cryogenic pipelines - HCBBS Forum
17. In the benzene hydrogenation process - HCBBS Forum
18. HG A045-1983 Technical Regulations for Safety in the Production of 2-Aminoanthraquinone - HCBBS Forum
19. Regarding the initial manufacturing issues of Mellapak fillers - HCBBS Forum
20. Questions regarding the classification of major hazard sources - HCBBS Forum
21. Can a steam jacket be used without flanges? - HCBBS Forum
22. 1 - HCBBS Forum
23. Seek help: 05SFK10 – Illustrations from the “Code for Design of Civil Air Defense Basements”, Ventilation section - HCBBS Forum
24. Guidelines for the Welding Procedure Qualification of Pressure Vessels (2nd Edition) - HCBBS Forum
25. Q/CNPC 124.4-2006 Specifications for On-site Safety Inspections in Petroleum Enterprises – Part 4: Oilfield Construction - HCBBS Forum
26. On the definition of different usage functions in building codes - HCBBS Forum
27. What are the heights of the crude distillation column, atmospheric pressure column, and pressurized column for dimethyl carbonate in the transesterification process? Useful for project feasibility studies! - HCBBS Forum
28. Who has the \"Code for Design of Oil and Gas Gathering and Transportation\" GB 50350-2015? Please share it; I’d be extremely grateful! - HCBBS Forum
29. DL/T 596-2021 Code for Preventive Tests of Electrical Equipment - HCBBS Forum
30. These new standards have been put into effect! - HCBBS Forum
31. Seeking help with sequences in HIMA - HCBBS Forum
32. Can a pressure vessel at atmospheric pressure be filled with nitrogen? - HCBBS Forum
33. What is forging? - HCBBS Forum
34. Where is the check-in for micro-communities? - HCBBS Forum
35. NB/T 20009.31-2017 Welding materials for pressurized water reactor nuclear power plants – Part 31: Welding strips and fluxes for stainless steel cladding of safety-class equipment - HCBBS Forum
36. Seek help: 01(03)R414 (including locally modified version) – Installation of outdoor thermal pipelines (overhead supports) - HCBBS Forum
37. Regarding the issue of the burial depth of buried pipelines - HCBBS Forum
38. How is the anti-surge control of the main fan? - HCBBS Forum
39. SDJ 062-1982 Safety Regulations for Electric Power Construction (Thermal Machinery Installation Section) - HCBBS Forum
40. Potential problems that may arise during startup, pre-vulcanization phase - HCBBS Forum
41. Answers to Questions～Vacuum Drum Filter - HCBBS Forum
42. 1. The chapters, format, and content of the normal start-up and shutdown plan; 2. What aspects should be included in the shutdown and maintenance plan, along with relevant standards... - HCBBS Forum
43. What’s a good antifreeze? - HCBBS Forum
44. Calculation of coke oven gas production in the coking industry - HCBBS Forum
45. Wacker Chemie has installed new silica gel production facilities in Europe and the United States to carry out value-added processing of silicon tetrachloride - HCBBS Forum
46. 【In-depth analysis of the reform proposals】Managing work safety necessarily entails managing occupational health! - HCBBS Forum
47. Seeking advice from experts! What material is DG20? - HCBBS Forum
48. What is dense phase packing? - HCBBS Forum
49. Request a set of Q/SH 0700 - HCBBS Forum
50. GB/T 20913-2007 Occupant protection in frontal offset collisions of passenger vehicles - HCBBS Forum
51. Seek help with the installation of a 12K404 floor radiant heating system - HCBBS Forum
52. I’m asking for flowers. Thank you all - HCBBS Forum
53. The survey and design work has achieved results. - HCBBS Forum
54. Looking for manufacturers of battery-grade lithium chloride drying equipment - HCBBS Forum
55. Why don’t you come to Beijing? - HCBBS Forum
56. Stop giving each other flowers; they’re no longer useful. - HCBBS Forum
57. T/JSJTQX 12-2020 Guidelines for Safety Supervision of Highway and Waterway Construction Projects in Jiangsu Province - HCBBS Forum
58. water hammer - HCBBS Forum
59. NB/Z 20326-2014 Method for analyzing the uncertainty of instrument trigger settings in nuclear power plant safety systems - HCBBS Forum
60. I would like to ask the experienced colleagues about multi-stage centrifugal blowers - HCBBS Forum
61. List of national standards GB and GBT - HCBBS Forum
62. LD 68-1994 Safety Technical Monitoring Specifications for Mine Hoisting Winches - HCBBS Forum
63. Should a ‘Daily Question’ feature be added for the catalytic cracking, coking, and reforming version? - HCBBS Forum
64. Effect of preparation method on the performance of molybdenum-based sulfur-resistant methanation catalysts - HCBBS Forum
65. 27 List of equipment safety documents - HCBBS Forum
66. Looking for a book: New Reactors and New Technologies in Reactor Engineering - HCBBS Forum
67. T/QX 005-2021 Specifications for Mechanical Cleaning of Gas Station Oil Tanks - HCBBS Forum
68. The results are out! - HCBBS Forum
69. What is the specific scope of projects that can be undertaken under a Level 3 professional contracting qualification for building mechanical and electrical installation works? - HCBBS Forum
70. GBT 36676-2018 External inspection methods for stress corrosion cracking (SCC) of buried steel pipelines - HCBBS Forum
71. GB/T 32808 Method for Coding Valve Models - HCBBS Forum
72. How to collect C4 raw materials - HCBBS Forum
73. Seek help: Design and construction atlas for central liquid-based heating and cooling system in 03SR113 - HCBBS Forum
74. Can’t play the Flower Spin Wheel anymore? - HCBBS Forum
75. What are the differences between the flanges specified in the standards SHT 3406-2013 and HG/T 20615? - HCBBS Forum
76. T/CIEHA 013-2019 Specifications for the Cleaning of Commercial Kitchen Fume Duct Systems - HCBBS Forum
77. Salt-containing wastewater treatment technology - HCBBS Forum
78. Seeking assistance with DL/T 5434-2021 Code for Supervision of Electric Power Construction Projects - HCBBS Forum
79. LD Standards of the Ministry of Labor (current) - HCBBS Forum
80. Seek help: 01(03)R413 – Installation of outdoor thermal pipelines (overhead installation, including the 2003 partial revision) - HCBBS Forum
81. Seek help: Design of 10S605 pool and installation of accessories - HCBBS Forum
82. LD 35-1992 Regulations on Safety and Hygiene in Tanning - HCBBS Forum
83. JJF 1923-2021 Calibration Specification for Calibration Devices of Electrical Measuring Instruments - HCBBS Forum
84. DB52/T 1602-2021 Rules for Periodic Inspection of Polyethylene (PE) Utility Pipes - HCBBS Forum
85. DL/T 2174-2020 Mobile Inspection Platform for Electrical Safety Tools - HCBBS Forum
86. Does anyone have the operating procedures for starting up cold hydrogenation slurry? - HCBBS Forum
87. DB53/T 338-2010 Rules for Testing the Safety Performance of Metal Packaging Containers for Hazardous Chemicals - HCBBS Forum
88. Q/SY 1304-2010 Recommended Practices for Corporate Leaders Conducting Health, Safety, and Environment (HSE) Supervision at Overseas Projects - HCBBS Forum
89. Typical precision forging techniques - HCBBS Forum
90. How to deal with high pressure drop in the empty tubes of a converter? - HCBBS Forum
91. T/CECS 10115-2021 General Technical Requirements for Certification of Mechanical Connection Joints for Steel Bars - HCBBS Forum
92. Help needed: 14S501-2 double-layer manhole cover - HCBBS Forum
93. ABBC DCS overload alarm - HCBBS Forum
94. How to choose the longitudinal and transverse welding joint coefficients in the pipeline characteristic table, and where can I find these values? - HCBBS Forum
95. Chifeng City signed a framework agreement with Beijing Shenwu Group for a project to produce 700,000 tons of ethylene glycol per year - HCBBS Forum
96. Seeking help with the “Vacuum Engineering Design” manual - HCBBS Forum
97. Recruitment for chlor-alkali enterprises - HCBBS Forum
98. Fire separation distances for Class A workshops in petrochemical regulations - HCBBS Forum
99. Seek help regarding YB/T 4819-2020: Ductile iron pipes, fittings, and accessories – Finish coatings - HCBBS Forum
100. HG-T21618-1998_Screen Coating Applicator - HCBBS Forum