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GB/T 29525-2013: Chair height adjustment gas spring -- Technical specification
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 29525-2013 | English | 419 |
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Chair height adjustment gas spring -- Technical specification
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GB/T 29525-2013
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Basic data | Standard ID | GB/T 29525-2013 (GB/T29525-2013) | | Description (Translated English) | Chair height adjustment gas spring -- Technical specification | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | J26 | | Classification of International Standard | 21.160 | | Word Count Estimation | 18,147 | | Quoted Standard | GB/T 1771; GB/T 1800.1; GB/T 2348; GB/T 2828.1-2003; GB/T 2829; GB/T 3325; GB/T 10125; QC/T 625 | | Regulation (derived from) | National Standards Bulletin 2013 No. 9 | | 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: seat lift gas spring terminology and definitions, labeling, technical requirements, test methods, inspection rules and labeling, packaging, transportation, storage requirements. This standard applies to nitrogen or other inert gas | GB/T 29525-2013: Chair height adjustment gas spring -- Technical specification---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.
Chair height adjustment gas spring. Technical specification
ICS 21.160
J26
National Standards of People's Republic of China
Seat lift gas spring technical conditions
Issued on. 2013-06-09
2014-03-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
The standard proposed by China Machinery Industry Federation.
The standard spring by the National Standardization Technical Committee (SAC/TC235) centralized.
This standard is drafted by. Changzhou Gas Spring Co., Ltd., machine Productivity Promotion Center, Beijing Institute of Technology Yan Lei nitrogen spring.
Participated in the drafting of this standard. Anhui Wright Gas Spring Co., Ltd., Shunde District of Foshan City, Yuet-chang Gas Spring Manufacturing Co., Ltd. Kunshan Kim
Fat Hydraulic Machinery Co., Ltd., Changzhou Giant Granville Gas Spring Co., Ltd. Fenghua City-Long Machinery Co., Ltd., Wuxi City sincere Plastic Products Factory, cis
De Lundui Wing Yue Hing Hardware Factory, Changzhou Gas Spring Technology Co., making one hundred million.
The main drafters of this standard. Jiang Ying, giving autumn, Ning Cheng Dou Chi, Tao Sheng-hua, Wang Qiang, Zhou Zhengming, Dong Xigang, Qinshou Zhong, Liangpei Xiang,
Zhouyue Cheng Ding red rule.
Seat lift gas spring technical conditions
1 Scope
This standard specifies the gas spring seat lifter terms and definitions, marking, technical requirements, test methods, inspection rules and labeling, packaging, transportation
Transport, storage requirements.
This standard applies to nitrogen or other inert gas as the energy storage medium for adjusting the seat lifter lockable gas spring (hereinafter referred to as gas
spring). Lift gas spring rotation reduction may refer to this standard.
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.
Determination of GB/T 1771 Paints and varnishes resistance to neutral salt spray
Part 1 GB/T 1800.1 Geometrical product specifications (GPS) Limits and fits. Tolerances, deviations and fits basis
GB/T 2348 hydraulic and pneumatic systems and components - Cylinder bores and piston rod diameters
GB/T 2828.1-2003 Sampling procedures for inspection - Part 1. by acceptance quality limit (AQL) retrieval batch test sample
plan
GB/T 2829 periodic inspection Sampling procedures and tables (suitable for process stability test)
GB/T 3325 metal furniture general technical conditions
GB/T 10125 artificial atmosphere corrosion test salt spray test
QC/T 625 automotive and chemical process for coating layer
3 Terms, definitions and symbols
Listed in Table 1 of terms, definitions and symbols apply to this document.
Table 1
Definition or Description Symbol Unit
Gas Spring
gasspring
It consists of a sealed cylinder and can slide in the cylinder and piston rod assembly
With nitrogen or other inert gas as the energy storage medium of an elastic member
- -
Seat lift gas spring
chairheightadjustmentgasspring
A seat height adjustment and can be locked in any position motion or opening stroke
Gas spring
- -
The inner diameter of the inner cylinder
innerdiameterofinnercylinder
Gas springs inner tube inner diameter d1
The inner tube wall thickness
thicknessofinnercylinder
Gas springs inner tube wall thickness δ1
mm
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