GB/T 5661-2013 English PDF

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GB/T 5661-2013: End-suction centrifugal pumps -- Dimensions of cavities for mechanical seals and for soft packing
Status: Valid

GB/T 5661: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 5661-2013	329	Add to Cart	3 days	End-suction centrifugal pumps -- Dimensions of cavities for mechanical seals and for soft packing	Valid
GB/T 5661-2004	599	Add to Cart	4 days	End-suction centrifugal pumps -- Dimensions of cavities for mechanical seals and for soft packing	Obsolete
GB/T 5661-1985	199	Add to Cart	3 days	End-suction centrifugal pumps--Dimensions of cavities for mechanical seals and for soft packing	Obsolete

Similar standards

JB/T 6879   JB/T 13977   GB/T 7782   GB/T 5660   GB/T 5662   GB/T 5657   

Basic data

Standard ID: GB/T 5661-2013 (GB/T5661-2013)
Description (Translated English): End-suction centrifugal pumps -- Dimensions of cavities for mechanical seals and for soft packing
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: J71
Classification of International Standard: 23.080
Word Count Estimation: 14,153
Older Standard (superseded by this standard): GB/T 5661-2004
Quoted Standard: GB/T 5656; GB/T 5657; GB/T 6556; GB/T 16907
Regulation (derived from): National Standards Bulletin No. 25 of 2013
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This standard specifies the suction centrifugal pumps (hereinafter referred to as the pump) the terms and definitions of mechanical seals and for soft packing seal cavity and sealing cap attachment size, sealed chamber design requirements. This standard a

GB/T 5661-2013: End-suction centrifugal pumps -- Dimensions of cavities for mechanical seals and for soft packing

---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.
End-suction centrifugal pumps. Dimensions of cavities for mechanical seals and for soft packing ICS 23.080 J71 National Standards of People's Republic of China Replacing GB/T 5661-2004 Suction centrifugal pumps and mechanical seals Soft packing cavity size Issued on. 2013-12-17 2014-10-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Table of Contents

Preface Ⅰ 1 Scope 1 2 Normative references 1 3 Terms and definitions 4 seal chamber and seal the end cap attachment size 3 5 sealed chamber design requirements 7 Appendix A (informative) General purpose cartridge mechanical seal with cavity size 8 Reference 10

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard replaces GB/T 5661-2004 "suction centrifugal pumps mechanical seals and for soft packing cavity size." versus GB/T 5661-2004 compared to, in addition to editorial changes outside the main technical differences are as follows. --- Modify some of the terms and definitions described manner (see 31, 33, 35, 36, 37, 2004 edition of 3.1,3.3,3.5,3.6,3.7...); --- Increasing the general purpose, the shaft diameter 105mm ~ 150mm stuffing box and seal chamber dimensions (see Table 1); --- Increased under heavy load conditions, the seal chamber and shaft diameter 120mm ~ sealing cap Accessories Dimensions 150mm (see Table 2); --- Increasing the general purpose, the shaft diameter 95mm ~ 145mm cartridge mechanical seal cavity size (see Table A.1). The standard proposed by China Machinery Industry Federation. This standard by the National Standardization Technical Committee pump (SAC/TC211) centralized. This standard was drafted. Hefei Hua Sheng Valve Co., Ltd., Zhejiang Tongtai Pump Co., Ltd., Yangzhou Yangtze River Pump Co., Ltd., Taiwan State Poly Yi Electrical Co., Ltd., Xiangfan 525 Pump Industry Co., Ltd. Zhejiang pump, Shenyang Institute of pumps, The main drafters of this standard. Wu Jianbo, covered snow crystal, Lizheng Qi, Chen Yiwen, Wu Zhihong, Chen Qian, Lin Feng Bao Hu Fan Chang. This standard replaces the standards previously issued as follows. --- GB/T 5661-1985, GB/T 5661-2004. Suction centrifugal pumps and mechanical seals Soft packing cavity size

1 Scope

This standard specifies the axial suction centrifugal pump (hereinafter referred to as the pump) mechanical seals and for soft packing terminology and definitions, the seal chamber and seal cover Accessories Dimensions, sealed chamber design requirements. This standard applies to general purpose and heavy working conditions of the pump. This standard does not apply to pump mud pump and impurities.

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 5656 centrifugal technical conditions (Ⅱ type) GB/T 5657 centrifugal technical conditions (Ⅲ class) GB/T 6556 mechanical seal Type, main dimension, material and marking GB/T 16907 centrifugal technical conditions (Ⅰ class)

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 Cartridge mechanical seal cartridgemechanicalseal A pre-installation has been pre-assembled and adjusted good include mechanical seals, gland, sleeve and matching ring, including the whole package together A sealing member. 3.2 Rinse flush In the process fluid side against the sealing surface of the fluid into the sealed chamber, usually used to cool the mechanical seal and continuously take secret Seal chamber steam or dirt. 3.3 Cover surface glandface Installation and equipment for surface sealing device, sealing cap fixed on this surface. 3.4 Seal chamber sealcavity Inclusive space is filled with a fluid seal cavity. NOTE. The mechanical seal rotating in a sealed chamber. 3.5 Seal chamber sealchamber Member constituting the sealing area between the shaft and pump, it is either integral with or separate from the pump. ......

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