JB/T 7256-2013Self-priming centrifugal pumps (English PDF)
自吸式 离心泵
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
December 31, 2013
Implementation date
July 1, 2014
Scope
JB/T 7256-2013 is the English-translated version of 自吸式 离心泵.
JB/T 7256-2013 is the recommended Chinese machinery industry standard for self-priming centrifugal pumps. It fixes their types and basic parameters, the technical requirements, the test methods and the inspection rules, together with the signs, packaging, transport and storage.
The liquids in the field of application of JB/T 7256-2013 include water, liquid foods and light oils among those named. It replaces the 1994 edition of JB/T 7256.
Among the standards it quotes are GB/T 699, GB/T 1220, GB/T 3216-2005, GB/T 5656, GB/T 9239.1-2006 and JB/T 6880.1. The pump is filed under the Chinese classification J71 and the international classification 23.080.
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Document preview — JB/T 7256-2013
National Standard of the People's Republic of China
- ICS
- 23.080
- Replacing
- JB/T 7256-1994
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
Contents
- 1 Scope
- 2 Normative references
1 Foreword
JB/T 7256-2013 was issued by MIIT on 31 December 2013 and has been in force since 1 July 2014.
It replaces the earlier edition JB/T 7256-1994.
2 Scope
This standard is the recommended Chinese machinery industry standard for self-priming centrifugal pumps. It fixes their types and basic parameters, the technical requirements, the test methods and the inspection rules, together with the signs, packaging, transport and storage. The liquids in the field of application of JB/T 7256-2013 include water, liquid foods and light oils among those named. It replaces the 1994 edition of JB/T 7256. Among the standards it quotes are GB/T 699, GB/T 1220, GB/T 3216-2005, GB/T 5656, GB/T 9239.1-2006 and JB/T 6880.1. The pump is filed under the Chinese classification J71 and the international classification 23.080.
3 Normative references
JB/T 7256-2013 cites the following standards, which apply in full or in part through the references made to them in its clauses.
GB/T 699
GB/T 1220
GB/T 2828.1
GB/T 3216-2005
GB/T 5656
GB/T 9239.1-2006 — Mechanical vibration -- Balance quality requirements for rotors in a constant (rigid) state -- Part 1: Specification and verification of balance tolerances
GB/T 13306
GB/T 13384
JB/T 4297
JB/T 6664.3
JB/T 6880.1
JB/T 8097
JB/T 8098
4 About this standard
Issued by: MIIT
English translation: about 15 pages
5 Related standards
Other editions:
JB/T 7256-1994 (earlier edition)
6 Classification and status
International classification (ICS): 23.080
Prefix JB/T: recommended standard.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 699Quality carbon structure steels
- GB/T 1220Stainless steel bars
- GB/T 2828.1Sampling procedures for inspection by attributes - Part 1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection
- GB/T 3216-2005Rotodynamic pumps -- Hydraulic performance acceptance tests -- Grades 1, 2 and 3 [including 2018XG1]
- GB/T 5656Technical specification for centrifugal pumps -- Class Ⅱ
- GB/T 9239.1-2006Mechanical vibration—Rotor balancing—Part 1:Introduction
Similar standards
Editions of JB/T 7256
| Edition | Title | Revision | Status |
|---|---|---|---|
| JB/T 7256-2013 | Self-priming centrifugal pumps | current edition | Current |
| JB/T 7256-1994 | Self-priming centrifugal pumps | previous edition | Superseded |
This page sells the current edition, JB/T 7256-2013. Earlier editions are listed for reference only.
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Related Standards
GB/T 1220-2007 — Stainless steel bars
GB/T 13306-2011 — Plates
GB/T 13384-2008 — General specifications for packing of mechanical and electrical product
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JB/T 7256-2013
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