標(biāo)準(zhǔn)編號(hào):	QC/T 80-2022
中文名稱:	道路車輛 氣制動(dòng)系統(tǒng)用尼龍（聚酰胺）管
英文名稱:	Road vehicles-Polyamide (PA) tubing for air braking systems ,
行業(yè)分類:	QC    汽車行業(yè)標(biāo)準(zhǔn)
發(fā)布機(jī)構(gòu):	中華人民共和國(guó)工業(yè)和信息化部
發(fā)布日期:	2022-04-08
實(shí)施日期:	2022-10-1
標(biāo)準(zhǔn)狀態(tài):	valid
替代舊標(biāo)準(zhǔn):	QC/T 80-2011 道路車輛－氣制動(dòng)系統(tǒng)用尼龍(聚酰胺)管
翻譯語(yǔ)言:	英文
文件格式:	PDF
中文字符數(shù):	21000 字
翻譯價(jià)格(元):	1365.0
交付時(shí)間:	付款后 1 個(gè)工作日

Road vehicles - Polyamide (PA) tubing for air braking systems 1 Scope This document specifies the terms and definitions, materials and structure, technical requirements, test methods, inspection rules, as well as the requirements for the marking, packaging, transport and storage of polyamide (PA) tubing and tube assemblies for air braking systems of automobiles. This document is applicable to air braking tubing system for automobiles with a maximum working pressure of 1.25 MPa and below, and a working temperature of -40℃ to 100℃. This document does not apply to spiral polyamide tubing assemblies for air braking systems between tractors and trailers. 2 Normative references The following documents contain requirements which, through reference in this text, constitute provisions of this document. The following documents contain provisions which, through reference in this text, constitute provisions of this document. GB/T 1033.1-2008 Plastics - Methods for determining the density of non-cellular plastics - Part 1: Immersion method, liquid pyknometer method and titration method GB/T 1040.2-2006 Plastics - Determination of tensile properties - Part 2: Test conditions for moulding and extrusion plastics GB/T 1043.1-2008 Plastics - Determination of charpy impact properties - Part 1: Non-instrumented impact test GB/T 1690-2010 Rubber, vulcanized or thermoplastic - Determination of the effect of liquids GB/T 2408-2008 Plastics - Determination of burning characteristics - Horizontal and vertical test GB/T 2828.1-2012 Sampling procedures for inspection by attributes - Part 1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection GB/T 12006.1-2009 Plastics - Polyamides - Part 1: Determination of viscosity number GB/T 16422.2-2014 Plastics - Methods of exposure to laboratory light sources - Part 2: Xenon-arc sources GB/T 16422.4-2014 Plastics - Methods of exposure to laboratory light sources - Part 4: Open-flame carbon-arc lamps GB/T 19466.3-2004 Plastics - Differential scanning calorimetry (DSC) - Part 3: Determination of temperature and enthalpy of melting and crystallization GB 29518 Diesel engines NOx reduction agent - Aqueous urea solution (AUS 32) QC/T 798-2008 Multi-layers plastic tubing for automotive fuel system QC/T 1043-2016 Automotive fuel system nylon tube 3 Terms and definitions For the purposes of this document, the following terms and definitions apply. 3.1 tubing polyamide (PA) tubing without fittings, which may be of specified or non-specified length 3.2 multi-layers tubing polyamide (PA) tubing without fittings, which is made of materials of different properties and types, and constructed of two or more layers 3.3 fitting connecting pieces for joining tubing to tubing joints, including cutting ferrules, bushings, union nuts, and quick change couplers 3.4 tube assembly tubes fitted with suitable end fittings 4 Material and structure 4.1 Material The tubing shall be made of polyamide 11, polyamide 12 or polyamide 1012 (referred to as PA11, PA12 or PA1012). See Annex A for the property requirements of the materials used for the tubing. 4.2 Structure The tubing shall be of extruded single- or multi-layer structure. The tubing of single-layer structure shall be made of the same material as specified in 4.1, and the main body of the tubing of multi-layer structure shall be made of the material specified in 4.1. ? 5 Technical requirements 5.1 Appearance quality The inner and outer surface of the tubing shall be smooth and free from pits, scratches, cracks and inhomogeneities and other manufacturing defects that may affect its use. PA tubing shall be uniform in color. 5.2 Specification, dimension and tolerance The specification, dimension and tolerance of the tubing shall meet the requirements of Table 1. Table 1 Specification, dimension and tolerance of tubing In

Foreword i 1 Scope 2 Normative references 3 Terms and definitions 4 Material and structure 5 Technical requirements 6 Test methods 7 Inspection rules 8 Marking 9 Packaging, transport and storage Annex A (Informative) Properties of materials of types PA11, PA12 and PA1012 Annex B (Normative) Impact device

道路車輛 氣制動(dòng)系統(tǒng)用尼龍(聚酰胺)管 1 范圍 本文件規(guī)定了汽車氣制動(dòng)系統(tǒng)用尼龍管及管總成的術(shù)語(yǔ)和定義、材料和結(jié)構(gòu)、技術(shù)要求、試驗(yàn)方法、檢驗(yàn)規(guī)則、標(biāo)識(shí)、包裝及運(yùn)輸和儲(chǔ)存等的要求。 本文件適用于汽車最大工作壓力為1.25MPa及以下、工作溫度為－40℃～100℃的氣制動(dòng)管路系統(tǒng)。 本文件不適用于牽引車和拖車之間的氣制動(dòng)系統(tǒng)用尼龍螺旋管總成。 2 規(guī)范性引用文件 下列文件中的內(nèi)容通過(guò)文中的規(guī)范性引用而構(gòu)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(duì)應(yīng)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 1033.1—2008 塑料 非泡沫塑料密度的測(cè)定 第1部分：浸漬法、液體比重瓶法和滴定法 GB/T 1040.2—2006 塑料 拉伸性能的測(cè)定 第2部分：模塑和擠塑塑料的試驗(yàn)條件 GB/T 1043.1—2008 塑料 簡(jiǎn)支梁沖擊性能的測(cè)定 第1部分：非儀器化沖擊試驗(yàn) GB/T 1690—2010 硫化橡膠或熱塑性橡膠 耐液體試驗(yàn)方法 GB/T 2408—2008 塑料 燃燒性能的測(cè)定 水平法和垂直法 GB/T 2828.1—2012 計(jì)數(shù)抽樣檢驗(yàn)程序 第1部分：按接收質(zhì)量限(AQL)檢索的逐批檢驗(yàn)抽樣計(jì)劃 GB/T 12006.1—2009 塑料 聚酰胺 第1部分：黏數(shù)測(cè)定 GB/T 16422.2—2014 塑料 實(shí)驗(yàn)室光源暴露試驗(yàn)方法 第2部分：氙弧燈 GB/T 16422.4—2014 塑料 實(shí)驗(yàn)室光源暴露試驗(yàn)方法 第4部分：開(kāi)放式碳弧燈 GB/T 19466.3—2004 塑料 差式掃描量熱法(DSC) 第3部分：熔融和結(jié)晶溫度及熱焓的測(cè)定 GB 29518 柴油發(fā)動(dòng)機(jī)氮氧化物還原劑 尿素水溶液(AUS 32) QC/T 798—2008 汽車用多層塑料燃油管 QC/T 1043—2016 汽車燃油系統(tǒng)用尼龍管 3 術(shù)語(yǔ)和定義 下列術(shù)語(yǔ)和定義適用于本文件。 3.1 管子 tubing 規(guī)定或沒(méi)有規(guī)定長(zhǎng)度且不帶管件的尼龍管。 3.2 多層管 multi-layers tubing 使用具有不同性能、不同類型材料制造的且不帶管件的兩層及以上的尼龍管。 3.3 管件 fitting 用于聯(lián)接管子及管接頭體的卡套、襯套、聯(lián)管螺母、快插接頭等連接件。 3.4 管總成 tube assembly 裝配有適宜端部管件的管。 4 材料和結(jié)構(gòu) 4.1 材料 制造管子的材料為尼龍11、尼龍12或尼龍1012(簡(jiǎn)稱PA11、PA12或PA1012)，管子使用的材料性能要求參照附錄A。 4.2 結(jié)構(gòu) 管子應(yīng)包括擠壓成型的單層或多層結(jié)構(gòu)。單層結(jié)構(gòu)的管子材料應(yīng)為4.1中規(guī)定的同種材料，多層結(jié)構(gòu)的管子主體材料應(yīng)為4.1中規(guī)定的材料。 5 技術(shù)要求 5.1 外觀質(zhì)量 管子內(nèi)外表面應(yīng)光滑，不應(yīng)有可能影響使用的制造缺陷，如：凹坑、刮傷、裂紋和不均勻性等。尼龍管顏色應(yīng)均勻一致。 5.2 規(guī)格、尺寸和公差 管子的規(guī)格、尺寸和公差應(yīng)符合表1的規(guī)定。 表1 管子規(guī)格、尺寸和公差 單位為毫米 序號(hào) 管子規(guī)格 公稱外徑 外徑公差 壁厚 壁厚公差 5.3 性能要求 5.3.1 管子的性能要求 管子的性能要求應(yīng)符合表2的規(guī)定。 表2 管子的性能要求