QC/T 798-2008 Translated English of Chinese Standard. (QCT 798-2008, QC/T798-2008, QCT798-2008): Multilayers plastic tubing for automotive fuel systemhttps://www.chinesestandard.net, 18 มิ.ย. 2019 - 25 หน้า This standard specifies the dimensional specifications, appearance, technical requirements, test methods, inspection rules, markings, packaging, transportation, storage of multilayer plastic tubing for automotive fuel systems. |
เนื้อหา
Foreword | 5 |
Scope | 6 |
Specification dimension | 7 |
General requirements | 8 |
Performance requirements | 9 |
Test methods | 10 |
Inspection rules | 20 |
Markings and signs | 21 |
Packaging transportation storage | 22 |
Appendix A Normative Specifications for permeability resistance test | 23 |
คำและวลีที่พบบ่อย
7.3 to carry automotive industry standards burst pressure test burst test burst-pressure at room-temperature color cut the multilayer cycle test device cycle testing machine dates coming delamination between layers design working pressure elongation at break ethanol exit-factory inspection explosion-proof drying oven Extruding direction Follow the requirements free of cracks free of obvious fuel resistance test gas analyzer impact head Industry Press inner diameter Inter-layer adhesion test mandrel markings minimum bending radius minimum burst-pressure Multilayer plastic tubing multilayer tube specimen nominal diameter nominal diameter OD obvious delamination outer diameter performance requirements permeability resistance test Place the specimen product certificate published by China QC/T rare earth requirements of 7.3 requirements of Table Sampling Schematic diagram shown in Figure specified Standard numbers standards are published steel ball support platform Temperature control box temperature of 23 test is carried test methods Test procedure thermoplastic tubing for automotive type inspection wall-thickness Yield stress zinc chloride