English — Forum #336 (Page 8/51)

1. Can GB/T8163 20# steel pipes be used safely in extremely cold environments? - HCBBS Forum
2. Commencement of the pilot project at the High-End Chemical Technology Incubation Base of the Yulin Guozhong Coal Chemical Industry Demonstration Base - HCBBS Forum
3. Issues with the warehouse shipping area - HCBBS Forum
4. Changshu Sisoco’s 10,000-ton fluoropolymer project made public for the first time - HCBBS Forum
5. 【Haichuan EPC】Large-scale project management: Details are not optional – they are essential! ! ! - HCBBS Forum
6. The opening and closing of the control valve require such great force - HCBBS Forum
7. Sinochem Luxi Engineering Co., Ltd. was established - HCBBS Forum
8. T_SDLJ 005-2025 Technical Specifications for Safe Production of Bromine - HCBBS Forum
9. Coordination issues among various design disciplines - HCBBS Forum
10. Rongsheng New Materials’ ‘Jintang New Materials Project – Plant Control System Framework’ utilizes Zhejiang Zhongkong Technology - HCBBS Forum
11. What is a hydrogen refueling station, and what are its special requirements? ? ? - HCBBS Forum
12. Great article! ! Introduction to the Torch Tower and a detailed explanation of its functions - HCBBS Forum
13. Seeking help with T/CAS 851-2024 Technical Specifications for Industrial Pipelines for Hydrogen Transport - HCBBS Forum
14. New options for domestic substitution of stress analysis software: AutoPSA vs CAESAR II – high precision, low cost, and better suited to Chinese needs - HCBBS Forum
15. 【2026 Simulation Calculation】Calculation of alkaline electrolyzers using Aspen Plus - HCBBS Forum
16. Process design isolation principle isolation Philosophy - HCBBS Forum
17. Announcement of the winner of the EPC bid for the Yanshanke Rongfa Chemical New Materials Pilot Plant and the integrated demonstration project for the production of 20,000 tons of green hydroalcohol per year - HCBBS Forum
18. Discussion on the installation requirements for the combination of safety valves and burst disc safety devices - HCBBS Forum
19. [Haichuan Chemical Technology Documentation] Common Issues in the Installation of Liquid Seal Devices and Detailed Analysis (with Relevant Regulations and Standards) - HCBBS Forum
20. How is PID created? [Video] Episode 10: Piping and Instrumentation Diagram for Compressors p10 - HCBBS Forum
21. Zhongke Synthetic Oil wins the contract for technical services related to the coal indirect liquefaction plant of Guoneng Ordos - HCBBS Forum
22. EPC bidding for the addition of hydrogen storage spheres to the Ordos photovoltaic hydrogen production project - HCBBS Forum
23. Volume calculation of combustion chambers in chemical process design manuals - HCBBS Forum
24. 【Common Issues in Haichuan Pipeline Design】Understand the principles behind high-point venting and low-point drainage to avoid common mistakes! - HCBBS Forum
25. What are the non-destructive testing requirements for fillet welds of inserted nozzles larger than 250 mm? - HCBBS Forum
26. Design principles for steam pipelines - HCBBS Forum
27. [Haichuan Illustrated Chemical Equipment] Series Summary Post – Getting to Know Equipment, Understanding Equipment, Making Good Use of Equipment - HCBBS Forum
28. Donghua Company wins the bid for the largest coal chemical evaporation and concentration project in China for treating high-salinity wastewater - HCBBS Forum
29. EPC Tender for the Renovation and Expansion of the Atmospheric Distillation Unit and the Central Control Room at Sinopec Tahe Refining & Chemical Plant - HCBBS Forum
30. Requirements for the installation of pressure relief equipment in storage tanks - HCBBS Forum
31. Process package for the preparation of trimethyl orthoformate from hydrocyanic acid and methanol, process package for the preparation of glycolic acid from hydroxyacetonitrile - HCBBS Forum
32. 【In-depth Discussion on HaiChuan Modular Installation】Detailed with Multiple Images! Modular installation of Yulong Refining & Chemical’s 168-meter tallest torch tower in Asia - HCBBS Forum
33. Announcement on the Change in the Public Tender for Basic Design Services for CNOOC Refining & Chemicals Daxie Petrochemical’s Ultra-High Molecular Weight Polyethylene Project – Total Investment of 10.18 billion yuan - HCBBS Forum
34. 【First in China】The first high-sulfur wet gas compression station in the Puguang Gas Field has been operating at full capacity for a total of 1,000 hours - HCBBS Forum
35. Seven departments: By 2029, all the tasks related to the upgrading and renovation of old petrochemical plants that were identified in 2025 across various regions shall be fully completed - HCBBS Forum
36. Issues regarding post-weld heat treatment of 09MnNiDR plates - HCBBS Forum
37. Power load settings for hazardous chemical processes under strict supervision - HCBBS Forum
38. The EPC cost for the 100MW photovoltaic-storage-hydrogen project is 440 million! Do you think it’s high or low? ? ? - HCBBS Forum
39. The heat-insulating effect of fumed silica in thermal insulation coatings - HCBBS Forum
40. China Coal Heilongjiang Coal Chemical (Group) Co., Ltd. is issuing a request for quotes for feasibility study services related to the Jixian wind, hydrogen, storage and alcohol integration project - HCBBS Forum
41. 【Test Your Knowledge】Basic Chemical Engineering Knowledge (284) Please hide your replies - HCBBS Forum
42. Pilot testing is underway at China University of Petroleum (Beijing) on the technology for the directed conversion of light hydrocarbons into high-value chemicals - HCBBS Forum
43. CADWORX configures pipeline attribute file - HCBBS Forum
44. Does the density of ice vary at different temperatures? - HCBBS Forum
45. Tianguan Lingang New Energy Co., Ltd.: Tender for the design and equipment procurement of a 15,000 Nm³/h methanol-to-hydrogen plant for its 300,000 tons/year biomass liquid fuel project - HCBBS Forum
46. 【Frontiers in HaiChuan Technology】Dalian Institute of Chemical Physics achieves ethylene production via acetylene hydrogenation at room temperature and pressure - HCBBS Forum
47. Zhongyuan Design Company successfully won the bid for the Hengyi Energy Turpan Ethylene Glycol Long-Distance Pipeline Project, which is China’s first dedicated pipeline for transporting product-grade ethylene glycol - HCBBS Forum
48. Bid for EPC general contracting of the plant-wide system engineering for the 2 billion cubic meters per year coal-to-natural gas project at Zhundong, Guoneng Xinjiang Coal-to-Gas Co., Ltd - HCBBS Forum
49. 【Common Issues in Haichuan Pipeline Design】When is it necessary to install dual check valves? - HCBBS Forum
50. China National Petroleum Pipeline Bureau has won the EPC contract for the 18-billion-Iraqi-dinar seawater transmission pipeline project in Basra Province - HCBBS Forum
51. The list of the first 52 **-level zero-carbon parks for construction has been released - HCBBS Forum
52. 【Haichuan Chemical Technology Documentation】Veteran’s Experience Sharing: The Path to Becoming a Master in Chemical Process Simulation - HCBBS Forum
53. Cooling crystallization - HCBBS Forum
54. Meeting on the process package for Hengyi Energy Technology (Turpan) Co., Ltd.’s 2.4 million tons per year project for producing high-quality fiber-grade ethylene glycol from coal - HCBBS Forum
55. EPC bidding for the first unit of the Tahe refining and chemical integration project - HCBBS Forum
56. Design bidding for Longyuan Power’s wind-solar hydrogen production – green methanol – SAF project in Huanxian County, Gansu Province - HCBBS Forum
57. **Meeting on the EPC general contracting for the methanation unit, power station, and waste heat recovery system of Energy Group’s Zhundong 2 billion cubic meters per year coal-to-natural gas project - HCBBS Forum
58. 【Haichuan EPC】Composition of General Contracting Management Fees for Overseas EPC Projects and Control Measures - HCBBS Forum
59. 【Ten Years of Rapid Development in Chemical Equipment】The hydrogenated nitrile industrial plant developed independently by Sinopec was put into operation from 2013 to 2022 - HCBBS Forum
60. Major breakthrough! New composite catalyst reduces the cost of green ammonia - HCBBS Forum
61. Are the safety technical regulations for pressure deaerators in power plants still applicable to the design of current deaerators? - HCBBS Forum
62. Announcement on the winner of the general contract for the plant’s public auxiliary PC works in Xinjiang Shanneng’s 800,000-ton coal-to-olefins project - HCBBS Forum
63. Bid for technical services on coordinated optimization of energy flow and carbon flow during the plant design phase of the Dalian Petrochemical Company (Xizhongdao) integrated refining and chemical processing project - HCBBS Forum
64. Calculation table for atmospheric pressure vertical cylindrical welded steel storage tanks - HCBBS Forum
65. Can project technical upgrades that originally used petrochemical standards be changed to use fine chemical standards instead? - HCBBS Forum
66. [Haichuan Overseas Engineering] Completion of substation construction in the crude oil storage area for Donghua Company’s 10 million tons/year refinery project in Lobito, Angola - HCBBS Forum
67. 【Common Issues in Haichuan Pipeline Design】Can pipe supports and hangers be installed at the circumferential welds of pipes? Let’s take a look at how the standards are specified - HCBBS Forum
68. Discussion on the enthalpy of hydrogen fluoride - HCBBS Forum
69. Suzhou Jina New Materials plans to invest 1.2 billion yuan in a project to produce 10,000 tons of aramid per year – announcement released - HCBBS Forum
70. Longi signs deal with Nigeria for a hydrogen-based green methanol project worth around 57.7 billion yuan - HCBBS Forum
71. **Collection of industry and local standards - HCBBS Forum
72. 【Haichuan Equipment Guessing Game】Why is it surrounded by layers? - HCBBS Forum
73. What is the unit for standard cubic gas in ASPEN? - HCBBS Forum
74. Share the electronic version of \"Vacuum Engineering Design\" edited by Liu Yukui - HCBBS Forum
75. I would like to ask how to reinforce a rectangular container - HCBBS Forum
76. Does the process package need to be bound into a book? - HCBBS Forum
77. Sinopec Engineering Construction Co., Ltd. won the bid for Section 2 of the overall design of the 30-billion-yuan integrated refining and chemical complex project at Tahe Refining and Chemical Company - HCBBS Forum
78. 【Haichuan’s Recommended Articles】The Knowledge Curse: The Most Hidden Systemic Risk Factor in Chemical Engineering Design - HCBBS Forum
79. Meeting on the Detailed Design of the Public Auxiliary Systems for the Ethanol and Acetic Acid Derivative Products Project (Phase I) of Yulin Coal Chemical Industry Co., Ltd. of Yanchang Petroleum - HCBBS Forum
80. 【Haichuan EPC】What are the key points for controlling design progress? - HCBBS Forum
81. 01 Sharing of excellent chemical engineering calculation documents – heat transfer calculations for heat exchangers; those who need them, come ahead! ! ! - HCBBS Forum
82. 【Common Issues in Haichuan Pipeline Design】--The clear height of pipelines for hazardous chemicals above the ground is less than 15 cm - HCBBS Forum
83. What are the requirements for the entities responsible for preparing the special section on safety facility design? - HCBBS Forum
84. 【Haichuan EPC】How should the master schedule for an EPC turnkey project be prepared? - HCBBS Forum
85. Fujian Zhongxin Fluorine Materials expands production of electronic-grade hydrofluoric acid - HCBBS Forum
86. When the design details of a drawing are insufficient or a list is missing, what are the standard procedures or best practices in place to mitigate risks and ensure progress moving forward? - HCBBS Forum
87. The acceptance of the soil and water conservation facilities for the first phase of Shaanxi Coal Yulin’s 500,000 tons/year DMC project has been completed - HCBBS Forum
88. EPC Tender for the Renovation Project of Guangdong Petrochemical Co., Ltd.’s 200,000 tons/year Polypropylene Plant to Produce Terpolymer Products - HCBBS Forum
89. 16,000 Nm³/h hydrogen production! Tendering for the EPC general contracting of the hydrogen production section under the Zhangjiakou Wind-Hydrogen Integrated Source-Grid-Load-Storage Comprehensive Demonstration Project (Phase I) - HCBBS Forum
90. South China University of Technology overcomes the challenge of large-scale production of molecular sieve membranes - HCBBS Forum
91. 【Ten Years of Rapid Development in Chemical Engineering Equipment】Industrial trials of membrane contactor-based natural gas decarbonization technology conducted from 2016 to 2024 were successfully completed - HCBBS Forum
92. I would like to ask everyone: with the new standard GB/T 2.801.1-2025, steam with a design pressure of less than 1.0 has reverted to GC3 - HCBBS Forum
93. Please take a look at the design drawings for the water seal tank - HCBBS Forum
94. How to calculate the resistance experienced by a cylindrical rotor in water - HCBBS Forum
95. Call for bids for EPC general contracting of the 100MW hybrid photovoltaic power generation project in Weibin, Tang Dynasty! - HCBBS Forum
96. 【History of Haichuan Chemical Industry】--Professions that have disappeared from design institutes--Draftsmen and plate makers - HCBBS Forum
97. **Design completed for the first underwater pipeline of the LNG export gas pipeline network - HCBBS Forum
98. 【Haichuan EPC】Procurement Management during the Project Implementation Phase - HCBBS Forum
99. The issue of dynamic loads on equipment - HCBBS Forum
100. 【Common Issues in Haichuan Pipeline Design】--Using this method for static grounding on such large pipelines seems rather inadequate - HCBBS Forum