307系列R-134a汽车空调胶管
R-134a automotive air conditioning hose
应用
产品应用于汽车空调系统或其他制冷系统，胶管具有可靠的承压能力；对R-134o制冷剂有优良的耐腐蚀性能。适用于输送R-134a制冷剂。
执行标准
胶管执行SAEJ2064标准，符合GB/T20025.2及QC/T664标准要求。
外观
外表黑色，有光面(307)或布纹（307W）。
Application
The product is applied to automotive air-conditioning system or other refrigerating system. The rubber hose has reliable ability to wilthstand pressure and good resistance against the corrosion of R-134a refrigerant. Itis suitable to deliver R-134a refrigerant.
Applicable Standards
Rubber hose according to Standard SAE J2064, conforming to Standard GB/T20025.2 and QC/T 664.
Appearance
Visually black, with polish (307) or wove pattern (307W）.
结构特性
胶管由尼龙合金内衬层、内胶层、纤维增强层和耐天候的外胶层组成。
307E型管壁较薄，307N型管壁较厚，307H型管壁加厚。
Structural Characteristics
The rubber hose consists of nylon alloy interlining, inner rubber layer, fiber reinforced layer, and weather
resistant outer layer.
The wall thickness of 307E hose is lower, while the wall thickness of 307N,307H hose is higher.
