English — Forum #723 (Page 19/642)

1. Specifications and standards related to urban rail transit (subways) - HCBBS Forum
2. JB/T 2750-2020 High-purity graphite - HCBBS Forum
3. YS/T 769.1-YS/T 769.4- 2011 - HCBBS Forum
4. Industrial coal-fired boilers The final stage of the heating surfaces at the rear of industrial boilers Location - HCBBS Forum
5. Safety requirements for new equipment in the methanol tank farm - HCBBS Forum
6. Seek help: Selection of structural reinforcement for edge members of shear walls and frame columns in 14G330-2 concrete structures (frame columns) - HCBBS Forum
7. Acidic water stripping unit - HCBBS Forum
8. The rockets have already become this strong! ! ? - HCBBS Forum
9. JC/T 512-1993 Packaging for Automotive Safety Glass - HCBBS Forum
10. DB53/T 726-2015 Safety Production Specifications for Platinum Refining (Wet Process) - HCBBS Forum
11. Request for the document SHSG-052-2015 \"Provisions on the Content of the Process Design Package for Petrochemical Plants (Comprehensive Technical and Process Package)\\" - HCBBS Forum
12. Increase in the solid content of the slurry - HCBBS Forum
13. DB32/T 2618-2014 Technical Regulations for Construction Safety in Highway Construction Projects in Jiangsu Province - HCBBS Forum
14. Which is better: the DDS desulfurization method, the 888 method, or the tannin desulfurization method? - HCBBS Forum
15. The grades have been released - HCBBS Forum
16. Factors affecting the service life of insulated bearings - HCBBS Forum
17. Help needed: 05SG332 – Building structural elements and construction details for small towns - HCBBS Forum
18. 14K118 Reinforcement of air conditioning ventilation ducts - HCBBS Forum
19. Must the rotation direction of the trapezoidal torque-transmitting thread on the orbital ball valve be the same as that of the valve stem guide groove? - HCBBS Forum
20. NB/T 20009.29-2014 Welding materials for pressurized water reactor nuclear power plants – Part 29: Carbon steel wires and fluxes for submerged arc welding of safety-class equipment - HCBBS Forum
21. Seeking help regarding the architectural design for converting a flat roof into a sloped roof, 03J203 - HCBBS Forum
22. What are the characteristics and uses of 6061 aluminum bars? - HCBBS Forum
23. Should the convective section of the steam reformer be considered as an open-flame equipment in its overall layout? - HCBBS Forum
24. DB64/T 1171-2016 Guidelines for Compiling Acceptance and Evaluation Reports on Safety and Occupational Disease Hazard Prevention Facilities in Hazardous Chemicals Construction Projects - HCBBS Forum
25. Solutions for vulnerable bearings and seals - HCBBS Forum
26. GB Static Series Standards - HCBBS Forum
27. Summary of Haichuan’s content published on 20170703! - HCBBS Forum
28. T/CEC 5026-2020 Detailed Specifications for the Preliminary Design of Electrochemical Energy Storage Stations - HCBBS Forum
29. The major events of 2016 - HCBBS Forum
30. Do organic acids and organic amines react? - HCBBS Forum
31. Regarding this standard HG/T21547-2016 - HCBBS Forum
32. The chlorine content in the raw materials for blended gasoline was 1 ppm – how could it then reach 87 ppm in the tank? - HCBBS Forum
33. The results for the 2016 environmental protection registration are out - HCBBS Forum
34. DB31/T 668.13-2013 Methods for Auditing and Calculating Energy Savings in Energy-saving Technical Renovation and Contract Energy Management Projects – Part 13: Heat pump systems replacing boiler systems - HCBBS Forum
35. Examples of hazard inspections in workshops - HCBBS Forum
36. SY/T 6559-2003 Recommended Practices for Safe Drilling in Sulfur-Containing Oil and Gas Wells - HCBBS Forum
37. What does the acid value on the raw material analysis sheet represent? - HCBBS Forum
38. A summary of 41 issues encountered during fire safety inspections – see if you’ve made any of them! - HCBBS Forum
39. Desulfurization passivation of conversion catalysts - HCBBS Forum
40. **New standards related to industries and local areas that will be implemented starting in October - HCBBS Forum
41. DBJ 08-19904-1998 Water quality standards for wastewater discharged into combined sewers (with explanatory notes) - HCBBS Forum
42. 15 Chemical maintenance safety information list - HCBBS Forum
43. What are the disadvantages of ceramic fiber lining in 1200℃ furnaces? - HCBBS Forum
44. The results for the registered chemistry exam are out: 20161229 - HCBBS Forum
45. JGJ/T 291-2012 Technical Specifications for the Construction of Cast-in-place Plastic Concrete Impermeable Core Walls - HCBBS Forum
46. DB53/T 811-2016 Technical Specifications for Testing the Compaction Degree of Grouting in Bridge Prestress Pipes - HCBBS Forum
47. HG_T 5642-2019 Sulfur recovery units – Ultraviolet method for analyzing the H2S/SO2 ratio - HCBBS Forum
48. [Q&A Question 253] 2016.12.29 - HCBBS Forum
49. NB/T 20308-2014 Code for Design of Foundation of Buildings Related to Nuclear Safety in Pressurized Water Reactor Nuclear Power Plants - HCBBS Forum
50. When will HG/T20580-2018 be released? - HCBBS Forum
51. Shenhua Ningmei Group’s 4 million tons per year coal-to-oil project comes online - HCBBS Forum
52. The test results are out; everyone, go check them quickly - HCBBS Forum
53. Seek help: Mandatory provisions of construction standards for 04DX002 and application examples (Building construction section – Electrical engineering) - HCBBS Forum
54. SH2209-1998 Unified Classification and Coding of Petrochemical Materials in China, PDF version - HCBBS Forum
55. NB/T 10616-2021 Pig launcher and receiver - HCBBS Forum
56. Which company is the best for car color-changing film? - HCBBS Forum
57. Does anyone know the standard number for industrial dust suction hoses? - HCBBS Forum
58. JB/T 7255-2020 Water ring vacuum pumps and water ring compressors - HCBBS Forum
59. Physical property parameters - HCBBS Forum
60. T/CECS 602-2019 Technical Specification for Spray Repair of Water Supply and Drainage Pipes - HCBBS Forum
61. T/CCAS 014.2-2020 Guidelines for Safety Management in Cement Enterprises – Part 2: Safety Management of Work at Heights in Cement Plants - HCBBS Forum
62. Seeking information on \"GB 19041-2016 Safety Regulations for the Production of Phosgene and Phosgenated Products\" - HCBBS Forum
63. List of documents for simultaneous implementation - HCBBS Forum
64. DB37/T 2486-2014 Code for Welding Procedure Qualification of Steel Structures for Lifting Machinery - HCBBS Forum
65. HG/T 30020-2014 Safety Technical Specifications for Resorcinol Production - HCBBS Forum
66. DB62/T 1937-2010 Safety Operating Procedures for Feed Grinders - HCBBS Forum
67. Is there a holiday on New Year’s Day? - HCBBS Forum
68. SHT 3208-2020 Code for Design of Resistive Grounding in Petrochemical Electrical Systems - HCBBS Forum
69. There is a door between every person; only by knocking more often can that path be widened, and only then can your way lead to others’ worlds - HCBBS Forum
70. What temperature can the nitrogen temperature reach after the liquid nitrogen vaporizer? - HCBBS Forum
71. T/CECS 690-2020 Technical Code for Sanitary Safety of Special Single-Pipe Drainage Systems in High-Rise Residential Buildings - HCBBS Forum
72. Liquid ammonia storage tank pipe flange - HCBBS Forum
73. Who has the English version of the GB16806-2006 national standard? - HCBBS Forum
74. Bullshit eggs - HCBBS Forum
75. What are the criteria for determining a waterproof switch? - HCBBS Forum
76. 17 List of materials for grinding operations - HCBBS Forum
77. 30 Laboratory safety information list - HCBBS Forum
78. What are the standards and specifications for the installation of plastic-steel windows? - HCBBS Forum
79. GB/T12459-2017 Steel Butt Welded Fittings Query Software (Simplified Version) - HCBBS Forum
80. Seeking assistance with the inspection of safety valves for special equipment - HCBBS Forum
81. Dear experts in Haichuan, please come out quickly! There are still many real exam questions from 2016 that need to be sorted out. Is there anyone skilled enough to do this? - HCBBS Forum
82. How are the alumni doing? - HCBBS Forum
83. Help needed: 06J505-1 Exterior Decoration (I) - HCBBS Forum
84. CO2 gas concentration and recovery - HCBBS Forum
85. The Environmental Protection Discussion Section summarizes 2016 and looks ahead to 2017; great suggestions can earn more points! - HCBBS Forum
86. Request an explanation for the interference amount - HCBBS Forum
87. The essence of the human world is things, goals, and time! ! - HCBBS Forum
88. 12 List of Materials for High and Low Temperature Operations - HCBBS Forum
89. Codes for fire separation distances at natural gas pressure regulation stations - HCBBS Forum
90. HG/T 20678-2009 - HCBBS Forum
91. What are some books that can be studied and used as references for continuous oxygen-based gasification in fixed-bed systems? - HCBBS Forum
92. Exchanging flowers (12.29) - HCBBS Forum
93. Teaching you to recognize surface-mount resistors - HCBBS Forum
94. Seeking guidance on compressor selection principles - HCBBS Forum
95. Is it over? - HCBBS Forum
96. The history of the 3D surface roughness parameter Sa - HCBBS Forum
97. The concern now is that this will lead to an increase in the passing score - HCBBS Forum
98. 19 Electrical power work safety information list for power plant electricians - HCBBS Forum
99. What are the differences in the job responsibilities of equipment engineers during the construction phase and the commissioning phase? ? - HCBBS Forum
100. T/SCAQPX 01-2018 Basic Requirements for Safety Training in Safety Training Institutions and Methods for Evaluating the Quality of Safety Training - HCBBS Forum