GB/T 3639-2021 冷拔或冷軋精密無縫鋼管

中文版+英文版

1  范圍

    本文件規定了冷拔或冷軋精密無縫鋼管的分類、代號、訂貨內容、尺寸、外形、重量及允許偏差、技術要求、試驗方法、檢驗規則、包裝、標志和質量證明書。

    本文件適用于制造機械結構、液壓設備、汽車零部件用，具有特殊尺寸精度和高表面質量要求的冷拔或冷軋精密無縫鋼管(以下簡稱鋼管)。

2  規范性引用文件

    下列文件中的內容通過文中的規范性引用而構成本文件必不可少的條款。其中，注日期的引用文件，僅該日期對應的版本適用于本文件；不注日期的引用文件，其最新版本(包括所有的修改單)適用于本文件。

    GB/T 222  鋼的成品化學成分允許偏差

    GB/T 223.5  鋼鐵  酸溶硅和全硅含量的測定  還原型硅鉬酸鹽分光光度法

    GB/T 223.9  鋼鐵及合金  鋁含量的測定  鉻天青S分光光度法

    GB/T 223.12  鋼鐵及合金化學分析方法 碳酸鈉分離-二苯碳酰二肼光度法測定鉻量

    GB/T 223.23  鋼鐵及合金  鎳含量的測定  丁二酮肟分光光度法

    GB/T 223.26  鋼鐵及合金  鉬含量的測定  硫氰酸鹽分光光度法

    GB/T 223.37  鋼鐵及合金  氮含量的測定  蒸餾分離靛酚藍分光光度法

    GB/T 223.53  鋼鐵及合金化學分析方法 火焰原子吸收分光光度法測定銅量

    GB/T223.59  鋼鐵及合金  磷含量的測定  鉍磷鉬藍分光光度法和銻磷鉬藍分光光度法

    GB/T 223.63  鋼鐵及合金化學分析方法 高碘酸鈉(鉀)光度法測定錳量

    GB/T 223.85  鋼鐵及合金  硫含量的測定  感應爐燃燒后紅外吸收法

    GB/T 223.86  鋼鐵及合金  總碳含量的測定  感應爐燃燒后紅外吸收法

    GB/T 228.1  金屬材料  拉伸試驗  第1部分：室溫試驗方法

    GB/T 242  金屬管  擴口試驗方法

    GB/T 246  金屬材料  管  壓扁試驗方法

    GB/T 699  優質碳素結構鋼

    GB/T 1031  產品幾何技術規范(GPS) 表面結構  輪廓法  表面粗糙度參數及其數值

    GB/T 1591  低合金高強度結構鋼

    GB/T 2102  鋼管的驗收、包裝、標志和質量證明書

    GB/T 2975  鋼及鋼產品  力學性能試驗取樣位置及試樣制備

    GB/T 3077  合金結構鋼

    GB/T 4336  碳素鋼和中低合金鋼 多元素含量的測定  火花放電原子發射光譜法(常規法)

    GB/T 5777—2019  無縫和焊接(埋弧焊除外)鋼管縱向和/或橫向缺欠的全圓周自動超聲檢測

    GB/T 7735—2016  無縫和焊接(埋弧焊除外)鋼管缺欠的自動渦流檢測

    GB/T 12606—2016  無縫和焊接(埋弧焊除外)鐵磁性鋼管縱向和/或橫向缺欠的全圓周自動漏磁檢測

    GB/T 17395  無縫鋼管尺寸、外形、重量及允許偏差

    GB/T 20066  鋼和鐵  化學成分測定用試樣的取樣和制樣方法

    GB/T 20123  鋼鐵  總碳硫含量的測定  高頻感應爐燃燒后紅外吸收法(常規方法)

    GB/T 20124  鋼鐵  氮含量的測定  惰性氣體熔融熱導法(常規方法)

    GB/T 20125  低合金鋼  多元素含量的測定  電感耦合等離子體原子發射光譜法

    GB/T 30062  鋼管術語

    GB/T 40080  鋼管無損檢測  用于確認無縫和焊接鋼管(埋弧焊除外)水壓密實性的自動電磁檢測方法

3  術語和定義

GB/T 3639-2021Seamless cold-drawn or cold-rolled steel tubes for precision applications

1  Scope

This document specifies the classification,designation, order content, dimensions, shape, weight and permissibledeviation, technical requirements, test methods, inspection rules, packaging,marking and quality certificates for seamless cold-drawn or cold-rolled steeltubes for precision applications.

This document is applicable to manufacturingseamless cold-drawn or cold-rolled steel tubes for precision applications(hereinafter referred to as steel pipes) with special dimensional accuracy andhigh surface quality requirements for mechanical structures, hydraulicequipment and automobile parts.

2  Normative references

The following documents, in whole or in part,are normatively referenced in this document and are indispensable for itsapplication. For dated references, only the edition cited applies. For undatedreferences, the latest edition of the referenced document (including anyamendments) applies.

GB/T 222 Permissible tolerances for chemical composition of steel products

GB/T 223.5 Steel and iron - Determination of acid-soluble silicon and total silicon content - Reduced molybdosilicate spectrophotometric method

GB/T 223.9 Iron, steel and alloy - Determination of aluminum content - Chrome azurol S photometric method

GB/T 223.12 Methodsfor chemical analysis of iron, steel and alloy - The sodium carbonate separation-diphenyl carbazide photometric method for the determination of chromium content

GB/T 223.23 Iron, steel and alloy - Determination of nickel content - The dimethylglyoxime spectrophotometric method

GB/T 223.26 Iron, steel and alloy - Determination of molybdenum content - The thiocyanate spectrophotometric method

GB/T 223.37 Iron, steel and alloy - Determination of nitrogen content - Indophenol blue spectrophotometric method after distillation separation

GB/T 223.53 Methods for chemical analysis of iron，steel and alloy - The flame atomic absorption spectrophotometric method for the determination of copper content

GB/T223.59 Iron,steel and alloy - Determination of phosphorus content - Bismuth phosphomolybdate blue spectrophotometric method and antimony phosphomolybdate blue spectrophotometric method

GB/T 223.63 Methods for chemical analysis of iron，steel and alloy - The sodium (potassium) periodate photometric method for the determination of manganese contents

GB/T 223.85 Steel and iron - Determination of sulfur content - Infrared absorption method after combustion in an induction furnace

GB/T 223.86 Steel and iron - Determination of total carbon content - Infrared absorption method after combustion in an induction furnace

GB/T 228.1 Metallic materials - Tensile testing - Part 1: Method of test at room temperature

GB/T 242 Metal materials-Tube - Drift-expending test

GB/T 246 Metallic materials - Tube - Flattening test

GB/T 699 Quality carbon structure steels

GB/T 1031 Geometrical product specifications (GPS) - Surface texture: Profile method - Surface roughness parameters and their values

GB/T 1591 High strength low alloy structural steels

GB/T 2102 Acceptance, packing, marking and quality certification of steel pipe

GB/T 2975 Steel and steel products - Location and preparation of samples and test pieces for mechanical testing

GB/T 3077 Alloy structure steels

GB/T 4336 Carbon and low-alloy steel - Determination of multi-element contents - Spark discharge atomic emission spectrometric method (routine method)

GB/T 5777-2019 Automated full peripheral ultrasonic testing of seamless and welded (except submerged arc-welded) steel tubes for the detection of longitudinal and/or transverse imperfections

GB/T 7735-2016 Automated eddy current testing of seamless and welded (except submerged arc-welded) steel tubes for detection of imperfections

GB/T 12606-2016 Automated full peripheral flux leakage testing of seamless and welded (except submerged arc-welded) ferromagnetic steel tubes for the detection of longitudinal and/or transverse imperfections