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GB/T 5657-2013Technical specifications for centrifugal pumps ( Class III) (English PDF)

离心泵技术条件( III类)

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

December 17, 2013

Implementation date

October 1, 2014

Scope

GB/T 5657-2013 is the English-translated version of 离心泵技术条件( III类).

GB/T 5657-2013 is the Chinese standard "Technical specifications for centrifugal pumps ( Class III)". Its scope clause reads: This standard specifies the centrifugal pump (hereinafter referred to as the pump) terms and definitions, design, materials, factory inspection and test, shipping preparation.

This standard applies to general applications and installation of any driver in the form of single-stage, multi-stage, horizontal or vertical structure (or coupling connection Coaxial) pumps. Its clauses include terms and definitions.

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Document preview — GB/T 5657-2013

National Standard of the People's Republic of China

ICS: 23.080
Classification: J 71
Replacing: GB/T 5657-1995

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

1 Scope
2 Normative references
3 Terms and definitions
4 Design
5 material
6 factory inspections and tests
7 shipment preparation
Appendix A (informative) Inquire, tender, purchase order
Annex B (informative) centrifugal Data Table
Annex C (informative) Checklist
Annex D (informative) file
Annex E (informative) seal configuration examples
Annex F (informative) piping system configuration
References

1 Scope

This standard specifies the centrifugal pump (hereinafter referred to as the pump) terms and definitions, design, materials, factory inspection and test, shipping preparation.

This standard applies to general applications and installation of any driver in the form of single-stage, multi-stage, horizontal or vertical structure (or coupling connection

Coaxial) pumps.

2 Normative references

The 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/T 3216-2005 rotary power pump hydraulic performance acceptance tests - Grades 1 and 2

GB/T 4662 Rolling rated payload

GB/T 5661 suction centrifugal pumps mechanical seals and for soft packing cavity size

GB/T 6391 Rolling bearings - Dynamic load ratings and rating life

GB/T 7021 centrifugal Terminology

GB/T 9113 Integral steel pipe flanges

GB/T 17241.6 whole cast iron pipe flanges

GB/vibration measurement and evaluation methods T 29529 Pump

GB/Noise Measurement and Evaluation Method T 29531 Pump

3 Terms and Definitions

GB/T 7021 defined by the following terms and definitions apply to this document.

3.1 Working conditions

By a given use and transport liquid determined operating parameters (such as temperature, pressure).

Note. These parameters will affect the structural type and structural materials of the pump.

3.2 Permissible operating range

Manufacturer/supplier to determine the flow range under defined working conditions provided by the pump. It is subjected to cavitation, heat, vibration, noise,

Restrictions and other similar conditions deflection axis, the range of the upper and lower respectively represent the maximum and minimum continuous flow.

3.3 Rated conditions

Provisions to ensure that point working conditions, including flow, head, power, efficiency, NPSH, suction pressure, temperature, density, viscosity and speed.

3.4 Driver rated output power

Under field operating conditions the driver maximum allowable output power.

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 25 pages — is available in the English PDF.

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Editions of GB/T 5657

Edition	Title	Revision	Status
GB/T 5657-2013	Technical specifications for centrifugal pumps ( Class III)	current edition	Current
GB/T 5657-1995	Technical specifications for centrifugal pumps ( Class III)	previous edition	Superseded

This page sells the current edition, GB/T 5657-2013. Earlier editions are listed for reference only.

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