GB/T 27880-2025 English PDFGB/T 27880: Historical versions
Basic dataStandard ID: GB/T 27880-2025 (GB/T27880-2025)Description (Translated English): Thermoprobe and pipe supports with thermoprobe Sector / Industry: National Standard (Recommended) Date of Implementation: 2026-03-01 Older Standard (superseded by this standard): GB/T 27880-2011, GB/T 31259-2014 GB/T 27880-2011: Thermoprobe---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.Thermoprobe ICS 93.010 P22 National Standards of People's Republic of China Hot rod Issued on. 2011-12-30 2012-06-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released Table of ContentsPreface Ⅰ 1 Scope 1 2 Normative references 1 3 Terms and definitions 4 2 composition and classification 4.1 Composition 2 4.2 Classification and Code 2 4.3 Model and Example 4 5 Technical requirements 5 5.1 General requirements 5 5.2 Material Requirements 5 5.3 appearance quality 5 5.4 Size and deviation 5 5.5 welding quality 6 5.6 tightness test 6 5.7 Startup Characteristics 6 Isothermal characteristics 5.8 6 6 Test methods 7 6.1 General requirements 7 6.2 Material Requirements 7 6.3 appearance quality 7 6.4 Size 7 7 6.5 penetrant testing 6.6 tightness test 7 7 6.7 Startup Characteristics 6.8 Isothermal characteristics 9 7 Inspection rules 9 7.1 General rules 9 7.2 Type inspection 9 7.3 factory inspection 9 8 signs, packaging, transportation and storage 10 8.1 Marking 10 8.2 Packaging 10 8.3 Transport 10 8.4 Storage 10 Appendix A (informative) hot rod common specifications rated power 11ForewordThis standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard by the National Traffic engineering facilities (highway) Standardization Technical Committee (SAC/TC223) and focal points. This standard was drafted. Jiangsu St.-tech Industry Co., Ltd., Nanjing Institute of boiler and pressure vessel inspection, CAS Cold Arid Regions Environmental and Engineering Research Institute, Nanjing University, China Railway Northwest Research Institute Co., Ltd., First Highway Survey and Design Institute Limited. The main drafters of this standard. Guo new, Liu Feng, Yecheng, Wuqing Bo, Zhang, Xiong Zhiwen, Zhang Jin Zhao, Liu Shiping, Jiang Jun. Hot rod1 ScopeThis standard specifies the terms and definitions of the hot rod, composition and classification, technical requirements, test methods, inspection rules and signs, packaging, transportation And storage. This standard applies to cold regions foundation, foundation engineering hot rod.2 Normative referencesThe following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB 150.3-2011 pressure vessels - Part 3. Design GB 536 liquid anhydrous ammonia GB/T 710 high-quality carbon structural steel sheets and strips GB/T 1804 General tolerances Tolerances for linear and angular dimensions without individual tolerance GB 3087 low and medium pressure boiler seamless pipe GB/T 3280 stainless steel cold-rolled sheet and strip GB/T 6052 industrial liquid carbon dioxide GB/T 13237 quality carbon structural steel sheets and strips GB 13296 boilers, heat exchangers, stainless steel seamless pipe GB/T 18851 (all parts) NDT penetrant testing GB 50212 construction and acceptance of building corrosion JB4708 steel pressure vessel welding procedure qualification JB/T 4709 steel pressure vessel welding procedure3 Terms and DefinitionsThe following terms and definitions apply to this document. 3.1 Cold area for working temperatures between 200K ~ 333K (-73 ℃ ~ 60 ℃), the evaporation section below, the condensation section at the top of the tube Internal coagulating liquid reflux by gravity and heat transfer tubes. 3.2 Base pipe plaintube Hot rod for the manufacture of the housing metal pipe. 3.3 Working fluid workingfluid The hot rod for the heat transfer medium. ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 27880-2025_English be delivered?Answer: Upon your order, we will start to translate GB/T 27880-2025_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.Question 2: Can I share the purchased PDF of GB/T 27880-2025_English with my colleagues?Answer: Yes. The purchased PDF of GB/T 27880-2025_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.Question 3: Does the price include tax/VAT?Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countriesQuestion 4: Do you accept my currency other than USD?Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.Question 5: Should I purchase the latest version GB/T 27880-2025?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 27880-2025 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically. |
