The Introduction of ISO 12151-2

What is ISO 12151-2 and what is the latest version?

The title of ISO 12151-2 is connections for hydraulic fluid power and general use — hose fittings —part 2: Hose fittings with ISO 8434-1 and ISO 8434-4 24°cone connector ends with O-rings.

The first edition was released in 2003 and prepared by Technical Committee ISO/TC 131, Fluid power systems, Subcommittee SC 4, connectors and similar products and components.

Current valid version is ISO 12151-2:2003, see below the cover page of ISO 12151-2 standard, and link from ISO website. 

https://www.iso.org/search.html?q=ISO%2012151-2&hPP=10&idx=all_en&p=0

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ISO 12151-2 evolved from DIN 20066 (issued in 1982) 24°cone hose fittings, so 24°cone hose fitting widely used in Germany, Europe etc..

What content does ISO 12151-2 specify?

ISO 12151-2 specifies the general and dimensional requirements for the design and performance of hose fittings with 24° cone connector ends with O-rings, in accordance with ISO 8434-1. These hose fittings are made of carbon steel and are intended for use with hoses with nominal inside diameters from 5 mm through 38 mm (inclusive).

If you want materials other than carbon steel, it is fine and please inquire our customer service.

Does Winner have compatible product for ISO 12151-2?

Winner call this type hose fitting as 24°cone hose fitting, and male fitting series part no. is 104xx (L series) and 105xx(S series), and female series is 204xx(L series) and 205xx(S series). Below is some typical picture for these series.

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104xx and 105xx series typical type

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204xx and 205xx series typical type

Winner 24° cone hose fitting use cap nut and wire nut, different drop length for bending hose fitting, detail see catalogue sheet.[Link to Download catalogue]

Winner 24° cone hose fitting portion of a hose assembly tested in accordance with ISO 19879, and complete hose assembly tested in accordance with ISO 6605.

The finish requirement in the ISO 12151-2 is 72 h neutral salt-spray test in accordance with ISO 9227 and no red rust, Winner parts far exceed the ISO 12151-2 requirement.
Below is ISO specification and Winner salt spray test picture.

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Post time: Feb-07-2022