Hydraulic hose fittings—Part 1:Hose fittings with O-ring face seal ends
GB/T 9065的本部分规定了O形圈端面密封软管接头设计和性能的一般要求及尺寸要求。这类软管接头由碳钢制成，适用于符合GB/T 2351规定的软管内径，其包括两种连接螺纹：一种是符合ISO 84343:2005规定的O形圈端面密封端，采用统一螺纹，适用的软管公称内径为6.3 mm~38 mm；另一种采用普通（米制）螺纹，适用的软管公称内径为5 mm～51 mm。
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