GB/T 43898-2024 English PDF

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GB/T 43898-2024	439	Add to Cart	4 days	Seamless precision steel tubes for engineering machinery hydraulic cylinder	Valid

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Basic data

Standard ID: GB/T 43898-2024 (GB/T43898-2024)
Description (Translated English): Seamless precision steel tubes for engineering machinery hydraulic cylinder
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: H48
Classification of International Standard: 77.140.75
Word Count Estimation: 22,293
Date of Issue: 2024-04-25
Date of Implementation: 2024-11-01
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 43898-2024: Seamless precision steel tubes for engineering machinery hydraulic cylinder

---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 77:140:75 CCSH48 National Standards of People's Republic of China Precision seamless steel pipe for hydraulic cylinders of construction machinery Released on 2024-04-25 2024-11-01 Implementation State Administration for Market Regulation The National Standardization Administration issued

Table of Contents

Preface III 1 Scope 1 2 Normative references 1 3 Terms and Definitions 2 4 Brand naming method 2 5 Order Content 2 6 Dimensions, shape, weight and tolerances 2 7 Technical Requirements 6 8 Test methods 9 9 Inspection Rules 9 10 Packaging, marking and quality certificate10 Appendix A (Normative) Residual stress ring cut opening displacement measurement method and reference value 11

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 of the contents of this document may involve patents: The issuing organization of this document does not assume the responsibility for identifying patents: This document was proposed by the China Iron and Steel Association: This document is under the jurisdiction of the National Technical Committee on Steel Standardization (SAC/TC183): This document was drafted by: Xuzhou Xugong Hydraulic Parts Co:, Ltd:, Hengyang Valin Steel Pipe Co:, Ltd:, Jingjiang Special Steel Co:, Ltd:, Jiangsu Chang Baopulaisen Steel Pipe Co:, Ltd:, Heilongjiang Jianlong Steel Co:, Ltd:, Zhejiang Taifu Seamless Steel Pipe Co:, Ltd:, Zhejiang Minghe Steel Pipe Co:, Ltd: Company, Changsha Hercules Hydraulic Engineering Co:, Ltd:, Jiangyin Hongteng Machinery Co:, Ltd:, Wuxi Jiangnan High Precision Cold Drawn Tube Co:, Ltd:, Hubei Jia Heng Industrial Co:, Ltd:, Wuxi Daikin High Precision Cold Drawn Steel Pipe Co:, Ltd:, Inner Mongolia Baotou Steel Union Co:, Ltd:, Shandong Panjin Steel Pipe Co:, Ltd: Manufacturing Co:, Ltd:, Suzhou Huachuang Special Materials Co:, Ltd:, Hunan Sante Machinery Manufacturing Co:, Ltd:, Qingdao Zhonghong Heavy Machinery Co:, Ltd:, Metallurgical Industry Information Standards Research Institute: The main drafters of this document are: Wang Jiacong, Liu Qingjiao, He Hang, He Yue, Su Zhengqing, Li Hongbo, Huang Dabing, Zheng Yuanhong, Jiang Weihong, Xi Jinfa, Zhi Yongjia, Chen Hui, Ren Weijiang, Guo Zhiwen, Fu Shigang, Wu Kaichuan, Liu Haixiong, Qi Jifu, Wei Jinyu, Xia Wenbin, Yao Yong, Cao Jun, Chen Hui, Li Dingjie, Jia Jiji, Du Wenzhi, Lu Dajun, Zhou Huimin, Yao Xiaole, Dai Minming, Mi Yongfeng, Li Qi: Precision seamless steel pipe for hydraulic cylinders of construction machinery

1 Scope

This document specifies the brand naming method, ordering content, size, shape, weight and allowable Deviations, technical requirements, test methods, inspection rules, packaging, marking and quality certificates: This document applies to cold-drawn or cold-rolled precision seamless steel tubes with an inner diameter of 80mm~500mm for hydraulic cylinders of engineering machinery (hereinafter referred to as "Steel Pipe"):

2 Normative references

The contents of the following documents constitute the essential clauses of this document through normative references in this document: For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document: GB/T 222 Permissible deviation of chemical composition of finished steel products GB/T 223:5 Determination of acid-soluble silicon and total silicon content of iron and steel - Reduced molybdenum silico-silicic acid spectrophotometric method GB/T 223:9 Determination of aluminum content in steel and alloys - Chrome azurol S spectrophotometric method GB/T 223:12 Methods for chemical analysis of iron, steel and alloys - Sodium carbonate separation-diphenylcarbazide photometric method for the determination of chromium content GB/T 223:14 Chemical analysis methods for iron, steel and alloys - Tantalum extraction spectrophotometric method for determination of vanadium content GB/T 223:23 Determination of nickel content in steel and alloys - Dimethylglyoxime spectrophotometric method GB/T 223:26 Determination of molybdenum content in steel and alloys - Thiocyanate spectrophotometric method GB/T 223:37 Determination of nitrogen content in iron, steel and alloys - Spectrophotometric method using indophenol blue distillation separation GB/T 223:40 Determination of niobium content in iron, steel and alloys - Chlorosulfonphenol S spectrophotometric method GB/T 223:53 Chemical analysis methods for iron, steel and alloys - Determination of copper content by flame atomic absorption spectrophotometry GB/T 223:59 Determination of phosphorus content in iron, steel and alloys - Bismuth phosphomolybdenum blue spectrophotometric method and antimony phosphomolybdenum blue spectrophotometric method GB/T 223:63 Determination of manganese content in iron, steel and alloys - Sodium (potassium) periodate spectrophotometric method GB/T 223:84 Determination of titanium content in steel and alloys - Diantipyryl methane spectrophotometric method GB/T 223:85 Determination of sulfur content in iron, steel and alloys - Infrared absorption method after combustion in an induction furnace GB/T 223:86 Determination of total carbon content of steel and alloys - Infrared absorption method after combustion in an induction furnace GB/T 228:1 Tensile test of metallic materials Part 1: Room temperature test method GB/T 229 Charpy pendulum impact test method for metallic materials GB/T 2102 Acceptance, packaging, marking and quality certificate of steel pipes GB/T 2975 Sampling location and specimen preparation for mechanical property tests of steel and steel products GB/T 4336 Determination of multi-element content of carbon steel and medium and low alloy steel Spark source atomic emission spectrometric analysis method (conventional method) GB/T 5777 Full circumferential automatic ultrasonic testing of seamless and welded (except submerged arc welded) steel tubes for longitudinal and/or transverse imperfections GB/T 6394 Determination of average grain size of metals GB/T 7735 Automatic eddy current testing of seamless and welded (except submerged arc welded) steel tubes for imperfections GB/T 12606 Full circumferential automatic magnetic flux leakage testing of seamless and welded (except submerged arc welded) ferromagnetic steel tubes for longitudinal and/or transverse imperfections GB/T 17395 Dimensions, shapes, weights and tolerances of seamless steel pipes GB/T 20066 Sampling and sample preparation methods for determination of chemical composition of steel and iron ......

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