|
US$419.00 ยท In stock
Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 25141-2022: Self-priming rotodynamic pumps
Status: Valid GB/T 25141: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 25141-2022 | English | 419 |
Add to Cart
|
4 days [Need to translate]
|
Self-priming rotodynamic pumps
| Valid |
GB/T 25141-2022
|
| GB/T 25141-2010 | English | 719 |
Add to Cart
|
4 days [Need to translate]
|
Self-priming type rotodynamic pumps -- Types and basic parameters
| Obsolete |
GB/T 25141-2010
|
PDF similar to GB/T 25141-2022
Basic data | Standard ID | GB/T 25141-2022 (GB/T25141-2022) | | Description (Translated English) | Self-priming rotodynamic pumps | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | J71 | | Word Count Estimation | 21,283 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 25141-2022: Self-priming rotodynamic pumps---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.
Self-priming rotodynamic pumps
ICS 23.080
CCSJ71
National Standards of People's Republic of China
Replacing GB/T 25141-2010
Self-priming rotary power pump
Published on 2022-03-09
2022-10-01 Implementation
State Administration for Market Regulation
Released by the National Standardization Administration
directory
Preface III
1 Scope 1
2 Normative references 1
3 Terms and Definitions 1
4 Types and basic parameters 2
5 Technical requirements 2
6 Test method 4
7 Inspection Rules 4
8 Marking, packaging, transportation and storage5
Appendix A (Informative) Pump Model Representation Method 6
Appendix B (informative) Basic parameters and performance range of the pump7
foreword
This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules of Standardization Documents"
drafted.
This document replaces GB/T 25141-2010 "Types and Basic Parameters of Self-priming Rotary Power Pumps", which is consistent with GB/T 25141-2010
In addition to structural adjustments and editorial changes, the main technical changes are as follows.
--- Changed the scope (see Chapter 1, Chapter 1 of the.2010 edition);
--- Changed the representation of the pump model (see Appendix A, 4.3 of the.2010 edition);
---Added the technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of self-priming rotary power pumps (see Chapter 5~
Chapter 8).
Please note that some content of this document may be patented. The issuing agency of this document assumes no responsibility for identifying patents.
This document is proposed by China Machinery Industry Federation.
This document is under the jurisdiction of the National Pump Standardization Technical Committee (SAC/TC211).
This document is drafted by. Shenyang Corrosion Resistant Alloy Pump Co., Ltd., Sinopec Guangzhou Engineering Co., Ltd., Jiangsu Shuangda Pump Co., Ltd.
Co., Ltd., Shandong Shuanglun Co., Ltd., Jiangsu Wuxin Pump Co., Ltd., Beijing Petrochemical Engineering Co., Ltd., Jiangsu Xintengyu Fluid
Equipment Manufacturing Co., Ltd., Xi'an Pump and Valve Factory Co., Ltd., Zhejiang Huapump Technology Co., Ltd., Fujian Fu'an Lide Pump Co., Ltd.,
Shanghai Bainuo Pump & Valve Co., Ltd., Yantai Hengbang Pump Co., Ltd., Jiangsu University, Shenyang Pump Research Institute Co., Ltd.
The main drafters of this document. Qi Xingpei, Yang Chengjiong, Zhang Yifei, Wang Jiabin, Liu Ming, Xie Jianhua, Ye Zi Zhao, Wei Qingxi, Li Jinfu,
Zheng Shiquan, Zhou Dacai, Liu Huazhong, Zhang Wenli, Si Qorui, Kang Na.
This document was first published in.2010 and this is the first revision.
Self-priming rotary power pump
1 Scope
This document specifies the type and basic parameters, technical requirements, test methods, inspection rules,
marking, packaging, transportation and storage.
This document applies to pumps that transport clean water, sewage, and hydrocarbon liquids.
This document does not apply to internal and external mixing pumps.
2 Normative references
The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, dated citations
documents, only the version corresponding to that date applies to this document; for undated references, the latest edition (including all amendments) applies to
this document.
GB/T 699-2015 High-quality carbon structural steel
GB/T 3215 Centrifugal pumps for petroleum, petrochemical and natural gas industries
GB/T 3216-2016 Rotary Power Pump Hydraulic Performance Acceptance Test Level 1, Level 2 and Level 3
GB/T 5656 Technical Conditions for Centrifugal Pumps (Class II)
GB/T 5657 Technical Conditions for Centrifugal Pumps (Class III)
GB/T 7021 Centrifugal Pump Terminology
GB/T 9239.1-2006 Mechanical vibration constant state (rigid) rotor balance quality requirements - Part 1.Specifications and balance tolerance
test
GB/T 13006 Centrifugal pumps, mixed flow pumps and axial flow pumps NPSH
GB/T 13306 Signs
GB/T 13384 General technical conditions for packaging of mechanical and electrical products
GB/T 29529-2013 Noise measurement and evaluation methods for pumps
GB/T 29531-2013 Vibration measurement and evaluation methods for pumps
GB/T 33634 Liquid Pump Safety Requirements Hydrostatic Pressure Test
JB/T 4297 Technical conditions for painting of pump products
JB/T 6880.2 Steel castings for pumps
3 Terms and Definitions
The terms and definitions defined in GB/T 7021 and the following apply to this document.
3.1
frontself-primingdevice
A device located at the suction end of the pump to realize the self-priming function of the pump.
3.2
self-priming time self-primingtime
Under the specified test conditions, the time required for the continuous operation of the pump from the start to the continuous delivery of liquid from the pump outlet.
Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 25141-2022_English be delivered?Answer: Upon your order, we will start to translate GB/T 25141-2022_English as soon as possible, and keep you informed of the progress. The lead time is typically 2 ~ 4 working days. The lengthier the document the longer the lead time. Question 2: Can I share the purchased PDF of GB/T 25141-2022_English with my colleagues?Answer: Yes. The purchased PDF of GB/T 25141-2022_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 [email protected]. 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 25141-2022?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 25141-2022 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.
|