AAC SPECIFICATION 418002 ISSUE 3 HYDRAULIC HOSE ...
AAC SPECIFICATION 418002 ISSUE 3 HYDRAULIC HOSE ...
AAC SPECIFICATION 418002 ISSUE 3 HYDRAULIC HOSE ...
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4.9 SOCKETS<br />
<strong>AAC</strong> <strong>SPECIFICATION</strong> <strong>418002</strong><br />
<strong>HYDRAULIC</strong> <strong>HOSE</strong> & FITTINGS FOR USE IN<br />
COAL MINING APPLICATIONS<br />
<strong>ISSUE</strong> 3<br />
COPYRIGHT<br />
For braided hoses types, the sockets shall have machined grooves to identify the number<br />
of wire reinforcement layers in the matching hose. The spiral sockets will be stamped with<br />
a part number for identification purposes.<br />
The dash size of the hose to which the sockets must be matched shall be stamped on the<br />
socket.<br />
4.10 CORROSION PROTECTION<br />
The hose end fittings and sockets shall comply with the requirements of SAE J516<br />
4.11 ASSEMBLY EQUIPMENT<br />
4.11.1 Crimping machine shall be supplemented with a built-in micrometer to enable setting the<br />
correct socket crimp diameter. The machine shall also carry a qualification certificate in<br />
accordance with the SAQA requirements.<br />
4.11.2 The die numbers shall be clearly indicated on the die so as to facilitate matching with the<br />
corresponding die number as indicated on the crimp chart.<br />
4.11.3 A crimp chart displaying the correct die numbers and assembly requirements for<br />
the hoses as specified in Table 1 must be issued with the crimping machine. This crimp<br />
chart must be issued as a controlled document.<br />
5 QUALITY ASSURANCE PROVISIONS<br />
5.1 QUALITY MANAGEMENT SYSTEM<br />
The requirements of QAP 100 shall apply.<br />
6 TEST AND INSPECTION METHODS<br />
Test and inspection shall comply with the requirements of SAE J343 and the relevant EN<br />
specifications.<br />
6.1 FIRE RESISTANCE<br />
Fire resistance shall be tested in accordance with the requirements of SABS 879.<br />
6.2 ABRASION RESISTANCE<br />
Abrasion resistance shall be tested in accordance with the specific requirements of the EN<br />
specification in conjunction with EN ISO 6945.<br />
7 MARKING AND PACKAGING<br />
7.1 MARKING<br />
Each length of hose shall be indelibly and legibly marked, in accordance with the relevant<br />
EN or SAE specification, by printed layline or embossed at intervals of not more than<br />
500mm with the following information:<br />
<strong>AAC</strong>_SPEC_<strong>418002</strong>03 APPROVED 8 May 1991 Page 8 of 10<br />
Anglo Technical Division accepts no liability for any damage whatsoever that may result from the use of this material or<br />
the information contained therein, irrespective of the cause and quantum thereof.
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