ISO 12151-5:2007规定了符合ISO 8434-2的37°扩口软管配件的设计和性能的一般要求和尺寸要求，该配件由碳钢制成，标称软管尺寸为6.3 mm至51 mm，符合ISO 4397。 这些软管接头用于液压流体动力系统，软管符合相应软管标准的要求，并在一般应用中使用合适的软管。

ISO 12151-5:2007 specifies the general and dimensional requirements for the design and performance of 37° flared hose fittings in accordance with ISO 8434-2, made of carbon steel, for nominal hose sizes of 6,3 mm through 51 mm inclusive in accordance with ISO 4397. These hose fittings are for use in hydraulic fluid power systems with hose that meets the requirements of the respective hose standards and in general applications with suitable hose.