English Translations
Forums
Submit Request
Main Site
Translations
»
English
»
【管道阀门技术圈】 / Piping & Valves
8605
topics · Page 1/87
English
#2837426
Bolt size - HCBBS Forum
→
#3256002
Is high-point venting required for three-dimensional pi-type bends? - HCBBS Forum
→
#2944513
Please tell me, what is the high temperature ball valve BA-1968? Standard number or valve model? - HCBBS Forum
→
#5506341
【Ten Years of Rapid Development in Chemical Engineering Equipment】1396–2023: Research and Development on Key Technologie
→
#2894361
Is it necessary to add this set to flange? - HCBBS Forum
→
#2908225
What to do if repairs for air leakage caused by bottom wear of the cylinder in Italian STI pneumatic actuators are ineff
→
#2909436
Allowable stress of Q235B steel - HCBBS Forum
→
#2922535
I would like to ask the experts: how should high-pressure valves be maintained on a regular basis? - HCBBS Forum
→
#2921217
Use of valve packing - HCBBS Forum
→
#2776722
Good evening, experts. What do SJ, ST3, VTSO, MIN, and NOTE in the screenshot mean? This is a DCS diagram... - HCBBS Fo
→
#2900020
Pumps, towers, heat exchangers...a summary of piping layout strategies for 9 types of equipment! - HCBBS Forum
→
#5701861
Zhongda New Materials’ patent for “a production process for austenitic stainless steel seamless tubes used in high-press
→
#3287308
Summary of Process Standards [List of Standards and Specifications for Pipeline Design, Installation, and Inspection] (n
→
#5714662
The working principle of a pressure relief valve - HCBBS Forum
→
#5706230
Sampling valve, sampler, and sampling system for hazardous fluids in chemical plant processes – BiAR from Switzerland -
→
#3287314
Summary of process standards [valve standard specification] list (no attachments) - HCBBS Forum
→
#5708594
The pipe production output of Baoshishun Company's straight-seam factory will exceed 200,000 tons in 2025 - HCBBS Forum
→
#5703161
【Ten Years of Rapid Development in Chemical Engineering Equipment】From 2756 to 2025, a team from the Petroleum Universit
→
#5713752
【Haichuan Equipment Guessing Game】This valve is really strange – why is its end face tilted? - HCBBS Forum
→
#5715820
What is the difference between a gas-tightness test and a leakage test? - HCBBS Forum
→
#3280122
Process Information Encyclopedia 19 [Pipeline] List (no attachments) - HCBBS Forum
→
#5719496
【Haichuan Chemical Valve Management】--Paper Sharing | Causes of Failure in Ball Valves and the Effectiveness of Domestic
→
#5711761
Why can the span of the pipes outside the device be larger than that inside the device? - HCBBS Forum
→
#5718582
Why are valves subjected to salt spray testing? - HCBBS Forum
→
#5719938
Guide to Material Selection for Needle Valve in High Temperature, High Pressure and Strong Corrosion Conditions - HCBBS
→
#5714664
Safety first, corrosion resistance as a safeguard: Challenges with corrosion in chemical reactors? Detailed explanation
→
#690726
Who knows such pipe fitting standards - HCBBS Forum
→
#5704422
【Ten Years of Rapid Development in Chemical Processing Equipment】2796-2025: Construction Management of Ethylene Process
→
#5693994
Maximum processing capacity for stainless steel - HCBBS Forum
→
#5697551
Harbin Electric Valves won the bid to supply domestically produced high and low pressure bypass valves for the world’s f
→
#5695515
What are the pressure testing standards after purchasing valves and having them stored in the factory? - HCBBS Forum
→
#690501
What is a reasonable monthly bonus for pipeline design (piping) personnel? - HCBBS Forum
→
#5714741
The aviation fuel pipeline project from Hunan Petrochemical to Huanghua Airport has been completed and put into operatio
→
#5703777
Are there check valves for flow from top to bottom? - HCBBS Forum
→
#5697637
**Hebei Luquan hydrogen pipeline project: Maximum pressure of 6.3 MPa! - HCBBS Forum
→
#5695239
Extra-large diameter DN2000 eccentric hemispherical valve (pressure class PN10) - HCBBS Forum
→
#5712028
How should this pipeline be connected? - HCBBS Forum
→
#5719136
5 major projects involving 537 km of pipeline networks, with a total investment amount of nearly 400 million yuan - HCBB
→
#5724801
Why don’t the steel pipes with American standards DN150 and DN125 have a Sch30 wall thickness? - HCBBS Forum
→
#5710616
Differences and connections between double-gear valves and chain valves - HCBBS Forum
→
#5722003
Comprehensive Guidelines for Controlling Leaks of Flammable and Explosive Materials in the Fine Chemical Industry (Inclu
→
#5719238
【Safety Management and Standardization of Special Equipment】--Can’t understand boiler models? The oversight perspective
→
#5711356
Discussion on the chemical composition of 20 steel forged flanges - HCBBS Forum
→
#599450
Why does the pipeline pressure drop when refueling? - HCBBS Forum
→
#5705394
High-quality domestic 35MPa high-flow pneumatic control valves – seeking recommendations from those with more experience
→
#5697816
Is anti-corrosion treatment necessary for buried stainless steel pipes? - HCBBS Forum
→
#5722666
Chengdu Chenggao ball valves have obtained access approval from Total - HCBBS Forum
→
#950395
Pipeline material - HCBBS Forum
→
#5709555
**Pipeline network: 873.502 million yuan for the Heihe–Daqing natural gas pipeline project - HCBBS Forum
→
#5711670
【Haichuan Chemical Technical Documentation】Valve Body Markings: Types, Interpretation, and Example Explanations - HCBBS
→
#5722490
Tantalum-nickel surface alloy—diaphragm valve - HCBBS Forum
→
#5712179
Stainless steel 304, 316, 904L butt weld flanges - HCBBS Forum
→
#5706292
【Ten Years of Rapid Development in Chemical Equipment】From 2850 to 2025: HBIS Group launches domestically the first 1700
→
#5701546
International standards in the oil and gas pipeline sector, developed under China’s leadership, have been released - HCB
→
#5695841
How should steel-reinforced polyethylene pipes and polyvinyl chloride pipes used for transporting oily wastewater be ele
→
#5704070
Do Parker’s instrument tube valves still have market competitiveness in China? - HCBBS Forum
→
#5710315
The leak prevention device developed by the pipeline design institute has been granted an invention patent - HCBBS Forum
→
#5710469
There are five types of grooves for the reinforcement rings: A, B, C, D, and E. Which type of groove should be used for
→
#5696397
【Ten Years of Rapid Development in Chemical Equipment】Chinese companies install the world’s largest-diameter submarine H
→
#5711946
Pressure pipelines - HCBBS Forum
→
#5693863
For stainless steel pipes using liquid ammonia as the medium, is post-weld pretreatment necessary? - HCBBS Forum
→
#5694237
Typical Cases of Pressure Pipeline Design and Industrial Pipeline (Equipment) Layout - HCBBS Forum
→
#5706074
What are the typical application scenarios for graphite packing? - HCBBS Forum
→
#5696864
Annual inspection issues for pressure pipelines in the inner tube of a jacketed tube - HCBBS Forum
→
#690521
Popular methods for testing safety valves abroad - HCBBS Forum
→
#5701482
【Ten Years of Rapid Development in Chemical Equipment】The domestic development and application of urea-grade austenitic
→
#5722433
Please tell me about the connection type of long-distance pipelines, welding or flange? - HCBBS Forum
→
#5699330
Pipeline sightglass installation - HCBBS Forum
→
#5708066
Size of the chamfer circles on the branches of equal-diameter and unequal-diameter tees. - HCBBS Forum
→
#5697354
【Ten Years of Rapid Development in Chemical Equipment】From 2055 to 2025: Chongqing successfully developed and delivered
→
#5718578
What are the functions of the three major components of the valve pneumatic actuator? - HCBBS Forum
→
#5716813
【Ten Years of Rapid Development in Chemical Processing Equipment】From 2019 to 2026: The first conversion of compression
→
#5707966
【Frontiers in HaiChuan Chemical Technology】The newly developed X52 hydrogen transport pipeline steel by Ansteel Group’s
→
#5718942
Pipeline pressure testing issues - HCBBS Forum
→
#5701831
Regarding the issue of stress-free inspection for equipment nozzles - HCBBS Forum
→
#5718440
Practical Valve Design Manual, 4th Edition, Lu Peiwen – seek the complete version - HCBBS Forum
→
#690798
The significance of the maximum impact-free operating pressure for flange selection - HCBBS Forum
→
#5706910
What are the differences in material properties between stainless steel 316 and 316L? - HCBBS Forum
→
#5716352
Is there anything available that can be used for internal spraying lining of long sections of pipe with many bends? - HC
→
#5698222
How to inspect valve quality - HCBBS Forum
→
#5713103
【Ten Years of Rapid Development in Chemical Engineering Equipment】The project aimed at localizing major equipment at the
→
#599499
Wall thickness of elbow - HCBBS Forum
→
#5712181
20# 304 316 904L butt weld flanges - HCBBS Forum
→
#690763
I have a question regarding the weight of pipes - HCBBS Forum
→
#5714475
The role of Alloy 904L in the oil and gas industry - HCBBS Forum
→
#5703042
Direct connection to the **pipeline network: Guangdong Petrochemical’s refined oil pipeline transportation has officiall
→
#5696334
Check valve opening pressure - HCBBS Forum
→
#5707863
Mechanical V-type control ball valve opening degree - HCBBS Forum
→
#5714846
【Haichuan Equipment Guessing Game】It has no top and no bottom! - HCBBS Forum
→
#5706779
Two innovative technologies from CNPC Pipeline Bureau Research Institute have been granted invention patents - HCBBS For
→
#5702026
Core functional features and applications of fuse valves and thermal cut-off valves - HCBBS Forum
→
#5711715
Common causes of external and internal leakage in valves (II) - HCBBS Forum
→
#5700142
Petrochemical machinery manufactures straight-seam submerged arc welded pipes for the floating liquefied natural gas pro
→
#5697961
Pipeline support load issue - HCBBS Forum
→
#5708019
【Ten Years of Rapid Development in Chemical Processing Equipment】2896–2025: China’s first AI-based intelligent pipeline
→
#5720609
【2026 Valve Corrosion】Valves are highly susceptible to pitting in environments containing chloride ions - HCBBS Forum
→
#5694431
【Learning from Others: HaiChuan】JiangHan Petroleum Engineering Achieves Non-invasive Repair of Underground Pipelines thr
→
#5723019
Tantalum-nickel surface alloy—needle valve - HCBBS Forum
→
#5721791
Why does the V-shaped ball valve used in the lithium battery cathode material industry ban zinc and copper elements? - H
→
#5697762
【Ten Years of Great Development in Chemical Equipment】Major breakthroughs from 2577 to 2025! The DN2200 large-diameter,
→
1
2
3
4
...
»
Forum · Machine Translations for Reference Only
Privacy Policy
·
Terms of Use
·
Contact Us