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GB/T 42341-2023: Centrifugal dredge pump
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 42341-2023 | English | 359 |
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Centrifugal dredge pump
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GB/T 42341-2023
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PDF similar to GB/T 42341-2023
Standard similar to GB/T 42341-2023 GB/T 18572 GB/T 40709 GB/T 40502 Basic data | Standard ID | GB/T 42341-2023 (GB/T42341-2023) | | Description (Translated English) | Centrifugal dredge pump | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | U34 | | Classification of International Standard | 47.020.99 | | Word Count Estimation | 18,130 | | Date of Issue | 2023-03-17 | | Date of Implementation | 2023-10-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 42341-2023: Centrifugal dredge pump---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.
ICS 47.020.99
CCSU34
National Standards of People's Republic of China
Dredger Centrifugal Dredge Pump
Released on 2023-03-17
2023-10-01 implementation
State Administration for Market Regulation
Released by the National Standardization Management Committee
table of contents
Preface III
1 Scope 1
2 Normative references 1
3 Terms and Definitions 1
4 Type and structure 3
5 Technical Requirements 6
6 Test method 9
7 Inspection rules 10
8 Labeling, packaging, transportation and storage 12
Appendix A (Normative) Dredge Pump Efficiency Curve 13
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 for Standardization Documents"
drafting.
Please note that some contents of this document may refer to patents. The issuing agency of this document assumes no responsibility for identifying patents.
This document is proposed by the Ministry of Transport of the People's Republic of China.
This document is under the jurisdiction of the National Port Standardization Technical Committee (SAC/TC530).
This document was drafted by. CCCC Tianjin Dredging Co., Ltd., CCCC (Tianjin) Dredging Engineering Co., Ltd., China Communications Construction Co., Ltd.
Co., Ltd., CCCC Yantai Environmental Dredging Co., Ltd., CCCC Tianhang Southern Communications Construction Co., Ltd., CCCC Shanghai Dredging Co., Ltd., CCCC
Guangzhou Waterway Bureau Co., Ltd., CCCC (Suzhou) Urban Development and Construction Co., Ltd., CCCC Dredging (Group) Co., Ltd., Ministry of Transport
Academy of Sciences, Tianjin Institute of Standardization.
The main drafters of this document. Liu Ruixiang, Gu Ming, Qin Liang, Zheng Xuanbin, Tian Yuan, Zhang Junqing, Wang Jian, Yang Zhengjun, Liu Feng, Tian Junfeng, Zhong Zhisheng,
Kong Fanzhen, Zheng Biqian, Chai Guijun, Feng Chen, Tian Guiping, Chang Liuhong, Xin Qingzheng.
Dredger Centrifugal Dredge Pump
1 Scope
This document specifies the structure and type, technical requirements, test methods, inspection rules, marking, packaging, transportation and
transport and storage.
This document is applicable to the design, manufacture and acceptance of dredger centrifugal dredge pumps (hereinafter referred to as "dredge pumps").
2 Normative references
The content in the following documents constitutes the essential provisions of this document through normative references in the text. Among them, dated references
Only the version corresponding to that date applies to this document; for undated references, the latest version (including all amendments) applies
in this document.
GB/T 700 carbon structural steel
GB/T 1184-1996 Tolerance of shape and position without tolerance value
GB/T 1220 stainless steel rod
GB/T 1348 ductile iron castings
GB/T 1800.2-2020 Product Geometric Specifications (GPS) Linear Dimensional Tolerances ISO Code System Part 2.Standard Tolerances
Differential zone code and limit deviation table of hole and shaft
GB/T 1804-2000 General tolerances Tolerances of linear and angular dimensions without tolerances
GB/T 3077 Alloy structural steel
GB/T 3098.1-2010 Mechanical properties of fasteners Bolts, screws and studs
GB/T 6414-2017 Dimensional tolerances, geometric tolerances and machining allowances of castings
GB/T 7233.1-2009 Ultrasonic testing of steel castings Part 1.General purpose steel castings
GB/T 8263 Anti-wear white iron castings
GB/T 8923.1-2011 Visual assessment of surface cleanliness of steel surface treatment before coating - Part 1.Uncoated
The rust level and treatment level of the steel surface and the steel surface after the original coating has been completely removed
GB/T 9239.1-2006 Mechanical vibration constant (rigid) rotor balance quality requirements Part 1.Specifications and balance tolerances
test
GB/T 11351-2017 Casting Weight Tolerance
GB/T 11352 Cast carbon steel parts for general engineering
GB/T 13306 Signage
GB/T 18149 Centrifugal pumps, mixed flow pumps and axial flow pumps hydraulic performance test specification precision grade
GB/T 19418-2003 Guidelines for quality classification of arc welded joint defects in steel
JB/T 8467-2014 Ultrasonic testing of steel forgings
3 Terms and Definitions
The following terms and definitions apply to this document.
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