GB/T 9481-2021 English PDF

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GB/T 9481-2021: Axial-flow pump of medium-small size
Status: Valid

GB/T 9481: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 9481-2021	339	Add to Cart	4 days	Axial-flow pump of medium-small size	Valid
GB/T 9481-2006	319	Add to Cart	3 days	Axial-flow pump of medium-small size -- Types and basic parameters	Obsolete
GB/T 9481-1988	319	Add to Cart	3 days	Axial-flow pump of medium-small size--Types and basic parameters	Obsolete

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Basic data

Standard ID: GB/T 9481-2021 (GB/T9481-2021)
Description (Translated English): Axial-flow pump of medium-small size
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: B91
Word Count Estimation: 18,198
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 9481-2021: Axial-flow pump of medium-small size

---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.
Axial-flow pump of medium-small size ICS 65.060.35 CCSB91 National Standards of People's Republic of China Replace GB/T 9481-2006 Small and medium axial flow pump Released on 2021-05-21 2021-12-01 implementation State Administration of Market Supervision and Administration Issued by the National Standardization Management Committee

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" Drafting. This document replaces GB/T 9481-2006 "Small and Medium Axial Pump Types and Basic Parameters". Compared with GB/T 9481-2006, except 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.2006 edition); ---The normative references have been changed (see Chapter 2, Chapter 2 of the.2006 edition); ---Change and increase some parameters (see 4.3, 5.1 in the.2006 edition); ---Added technical requirements (see Chapter 5); ---Added test methods (see Chapter 6); ---Inspection rules have been added (see Chapter 7); ---Added marking, packaging, transportation and storage regulations (see Chapter 8); ---Appendix A has been added. Please note that some of the contents of this document may involve patents. The issuing agency of this document is not responsible for identifying patents. This document was proposed by China Machinery Industry Federation. This document is under the jurisdiction of the National Agricultural Machinery Standardization Technical Committee (SAC/TC201). This document was drafted by. Central South University of Forestry and Technology, Zhejiang Water Pump Product Quality Inspection Center, Leo Group Zhejiang Pump Industry Co., Ltd., Zhejiang Fengqiu Crane Pump Industry Co., Ltd., Shanghai Kaiquan Pump Industry (Group) Co., Ltd., Lanshen Group Co., Ltd., Jiangsu University Fluid Machinery Mechanical Engineering Technology Research Center, China Academy of Agricultural Mechanization Science, National Water Pump and System Engineering Technology Research Center. The main drafters of this document. Zhang Qizhi, Wang Guojun, Ma Qingyong, Yan Tufu, Wei Tangyao, Wang Yuxin, Chen Bin, Ning Chao, Zhang Xiansheng, Yin Gang, Zhao Liwei, Wang Yang. The previous versions of this document and the documents replaced are as follows. ---GB/T 9481-1988 was first published in 1988, the first revision in.2006, and this is the second revision. Small and medium axial flow pump

1 Scope

This document specifies the type, model and basic parameters, technical requirements, test methods, inspection rules, markings, packaging, Transportation and storage. This document is suitable for transporting clean water or other liquids with physical and chemical properties similar to water, or liquids containing a small amount of solid particles and having different diameters. Axial flow pump (hereinafter referred to as "pump") larger than 1000mm, flow rate 24L/s~3740L/s, head 1.0m~13.8m.

2 Normative references

The contents of the following documents constitute the indispensable clauses of this document through normative references in the text. Among them, dated quotations Only the version corresponding to that date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to This document. GB/T 191 Packaging, storage and transportation pictorial signs GB/T 699 High-quality carbon structural steel GB/T 1348 Ductile iron castings GB/T 2828.1-2012 Sampling inspection procedures by attributes Part 1.Batch inspection sampling searched by acceptance quality limit (AQL) plan GB/T 3216-2016 Hydraulic Performance Acceptance Test of Rotary Power Pump Level 1, Level 2, and Level 3 GB/T 9124.1 Steel pipe flange Part 1.PN series GB/T 9239.1-2006 Mechanical vibration constant (rigid) rotor balance quality requirements Part 1.Specification and balance tolerance test GB/T 9439 Gray Iron Castings GB 10395.8 Safety technical requirements for agricultural and forestry tractors and machinery Part 8.Drainage and irrigation pumps and pump units GB 10396 General rules for safety signs and hazard graphics for agricultural and forestry tractors and machinery, lawn and garden power machinery GB/T 11352 Cast carbon steel parts for general engineering GB/T 13306 signs GB/T 13384 General technical conditions for packaging of mechanical and electrical products GB/T 17241.1 Cast iron pipe flange type GB/T 29529-2013 Pump noise measurement and evaluation method GB/T 29531-2013 Pump vibration measurement and evaluation method JB/T 5673 General technical conditions for painting agricultural and forestry tractors and machinery JB/T 6880.1 Gray cast iron parts for pumps JB/T 6882 pump reliability verification test ......

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