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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<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 />
CONTENTS PAGE<br />
1 SCOPE 2<br />
2 TECHNICAL REQUIREMENTS TO BE SPECIFIED BY THE ENGINEER 2<br />
3 DEFINITIONS 2<br />
4 REQUIREMENTS 3<br />
4.1 GENERAL 3<br />
4.2 <strong>HOSE</strong> AND FITTING TYPE 3<br />
4.3 CONSTRUCTION 5<br />
4.4 ADHESION 5<br />
4.5 RESISTANCE TO OIL IMMERSION 5<br />
4.6 MECHANICAL PROPERTIES 5<br />
4.7 COOL DOWN LEAKAGE 6<br />
4.8 FEMALE SWIVEL <strong>HOSE</strong> END FITTINGS 7<br />
4.9 SOCKETS 8<br />
4.10 CORROSION PROTECTION 8<br />
4.11 ASSEMBLY EQUIPMENT 8<br />
5 QUALITY ASSURANCE PROVISIONS 8<br />
5.1 QUALITY MANAGEMENT SYSTEM 8<br />
6 TEST AND INSPECTION METHODS 8<br />
6.1 FIRE RESISTANCE 8<br />
6.2 ABRASION RESISTANCE 8<br />
7 MARKING AND PACKAGING 8<br />
7.1 MARKING 8<br />
7.2 COLOUR CODING 9<br />
7.3 CLEANING 9<br />
7.4 PACKAGING 9<br />
8 WARRANTY 9<br />
APPENDIX A : RELATED DOCUMENTS 10<br />
APPENDIX B : RECORD OF AMENDMENTS 10<br />
<strong>AAC</strong>_SPEC_<strong>418002</strong>03 APPROVED 8 May 1991 Page 1 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.
1 SCOPE<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 />
This specification details the requirements for a standard range of double wire braid and<br />
four spiral hydraulic hose and fittings for rubber tyred mining vehicles.<br />
The hoses and fittings (other than Hi-Temp.) shall be suitable for use in systems with<br />
temperatures up to 100°C.<br />
Hi-Temp hoses shall be suitable for use with systems with temperatures up to 150°C.<br />
2 TECHNICAL REQUIREMENTS TO BE SPECIFIED BY THE ENGINEER<br />
The following requirements shall be specified in every invitation to tender and in orders or<br />
contracts:<br />
• Title, reference number, issue and date of this specification.<br />
• The overall hose length over the fittings.<br />
• The nominal bore.<br />
• The type of fittings.<br />
• The hose application.<br />
• Details of any accessories required.<br />
• The contract number, if applicable.<br />
3 DEFINITIONS<br />
For the purpose of this specification the following definitions shall apply:<br />
APPROVED/ACCEPTED : Approved by the Engineer in writing<br />
BATCH : The number of hose assemblies manufactured from one<br />
reel hose.<br />
BS : British Standard<br />
CEN : Committee European de Normalisation (European<br />
Committee for Standardization)<br />
DASH : SAE Terminology denoting hose size in sixteenths of an<br />
Inch.<br />
DIN : Deutsches Institut for Normung (German Standards<br />
Institute).<br />
ENGINEER : The Consulting Engineer, Consulting Mechanical and<br />
Electrical Engineer of <strong>AAC</strong> or his appointed<br />
representative.<br />
EN : Europäische Norm (European Standard).<br />
<strong>AAC</strong>_SPEC_<strong>418002</strong>03 APPROVED 8 May 1991 Page 2 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.
<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 />
ISO : International Standards Organization.<br />
<strong>ISSUE</strong> 3<br />
COPYRIGHT<br />
QAR : Quality Assurance Representative; An independent<br />
inspection agency appointed by the Engineer.<br />
SABS : South African Bureau of Standards<br />
SAE : Society of Automotive Engineers<br />
SAQA : South African Quality Association<br />
The following terms are defined in the General Conditions of Contracts:<br />
<strong>AAC</strong>, Company, Contractor.<br />
4 REQUIREMENTS<br />
4.1 GENERAL<br />
Hoses and fittings, for all assembles, shall be from the same source of supply to ensure<br />
compatibility<br />
4.2 <strong>HOSE</strong> AND FITTING TYPE<br />
Hoses and fittings shall be as specified in Table 1<br />
4.2.1 Bore size: shall comply with the requirements of SAE J517 and EN Specifications<br />
TABLE 1: <strong>HOSE</strong> AND FITTING <strong>SPECIFICATION</strong><br />
APPLICATION DASH<br />
Hydraulic<br />
Pressure And<br />
Return Lines<br />
NOMINAL BORE<br />
MM INCH<br />
<strong>HOSE</strong> FITTINGS<br />
-4 6 1/4 EN 835/2ST/6 15J09-4 a) O-Ring Face<br />
-6 10 3/8 EN 835/2ST/10 15J09-6 Seal Female<br />
-8 12 ½ EN 835/2ST/12 15J09-8 Swivel<br />
-12 19 ¾ EN 835/2ST/19 15J09-12 b) JIC 37° Female<br />
-16 25 1 EN 835/2ST/25 15J09-16 Swivel<br />
-20 31 1 ¼ EN 835/2ST/31 2781-20<br />
-24 38 1 ½ EN 835/2ST/32 2781-24<br />
-6 10 3/8 EN 835/2ST/10 EHP* SH222-6<br />
-8 12 ½ EN 835/2ST/12 EHP* SH222-8<br />
-12 19 ¾ EN 835/2ST/19 EHP* SH222-12<br />
-16 25 1 EN 835/2ST/25 EHP* SH222-16<br />
<strong>AAC</strong>_SPEC_<strong>418002</strong>03 APPROVED 8 May 1991 Page 3 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.
<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 />
*En 853 standard quoted for dimensional data only – does not cover extra high pressure hose.<br />
Hydraulic High<br />
Pressure Lines<br />
-6 10 3/8 EN 856/4SP/19 2755-6 a) Code 62<br />
-8 13 ½ EN 856/4SP/19 2755-8 Flange<br />
-10 16 5/8 EN 856/4SP/19 2755-10 b) O-Ring Face<br />
-12 19 ¾ EN 856/4SP/19 2755-12 Seal female<br />
-16 25 1 EN 856/4SP/19 2755-16 swivel<br />
c) Metric female<br />
-16 25 1 EN 856/4SH/25 GH506-16 DKOS<br />
-20 31 1 ¼ EN 856/4SH/31 GH506-20 d) JIC 37° female<br />
-24 38 1 ½ EN 856/4SH/38 GH506-24 swivel<br />
-32 51 2 EN 856/4SH/51 GH506-32<br />
Hydraulic -20 31 1 ¼ EN856/6SP/31 GH466-20 a) Code 62<br />
Ultra High -24 38 1 ½ EN856/6SP/38 GH466-24 Flange<br />
Pressure lines -32 51 2 EN856/6SP/51 FC273-32<br />
Suction Lines -12 19 ¾ SAE100R4 FC619-12<br />
-16 25 1 SEA100R4 FC619-16<br />
-20 31 1 ¼ SAE100R4 FC619-20<br />
-24 38 1 ½ SAE100R4 FC619-24<br />
-32 51 2 SAE100R4 FC619-32<br />
Engine -4 6 ¼<br />
Transmission -6 10 3/8<br />
Lines -8 12 ½<br />
-12 19 ¾<br />
EN 853/2SN6*<br />
(HI-TEMP)<br />
EN 853/2SN10*<br />
(HI-TEMP)<br />
EN 853/2SN12*<br />
(HI-TEMP)<br />
EN 853/2SN19*<br />
(HI-TEMP)<br />
GH195-4<br />
GH195-6<br />
GH195-8<br />
GH195-12<br />
a) O-Ring Face<br />
Seal female<br />
swivel<br />
b) JIC 37° Female<br />
Swivel<br />
a) CODE 61<br />
Flange<br />
b) O-Ring Face<br />
Seal Female<br />
Swivel<br />
c) JIC 37° Female<br />
Swivel<br />
a) O-Ring Face<br />
Seal Female<br />
Swivel<br />
<strong>AAC</strong>_SPEC_<strong>418002</strong>03 APPROVED 8 May 1991 Page 4 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.
<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 />
-16 25 1<br />
-20 31 1 ¼<br />
-24 38 1 ½<br />
EN 853/2SN25*<br />
(HI-TEMP)<br />
EN 853/2SN31*<br />
(HI-TEMP)<br />
EN 853/2SN38*<br />
(HI-TEMP)<br />
GH195-16<br />
GH195-20<br />
GH195-24<br />
<strong>ISSUE</strong> 3<br />
COPYRIGHT<br />
a) Code 61<br />
Flange<br />
b) O-Ring Face<br />
Seal Female<br />
Swivel<br />
*En 853 Standard Quoted For Dimensional Data Only – Does Not Cover High Temperature Hose.<br />
4.3 CONSTRUCTION<br />
The hoses shall be constructed as follows<br />
4.3.1 Inner Lining: Shall be a seamless extrusion from fabric reinforced polymer or Neoprene<br />
synthetic rubber. The material shall be compatible with mineral based oil to ISO 6743-4.<br />
4.3.2 Reinforcement: Shall comprise layers of high tensile steel wire, in accordance with the<br />
standards quoted above.<br />
4.3.3 Outer Cover: Shall provide protection against oil and abrasion and shall be manufactured<br />
from fire retardant non-toxic synthetic rubber.<br />
4.3.4 Abrasion resistance: When tested in accordance with the requirements of Clause 6.2<br />
herein, shall show a rubber loss of not greater than 0,5 gram per 2000 cycles.<br />
Note: Suction and high temperature hoses shall not be subjected to abrasion testing.<br />
4.3.5 Concentricity: Shall comply with the requirements of SAE J517 and EN 853 through EN<br />
857 when measured in accordance EN 24671.<br />
4.4 ADHESION<br />
When tested in accordance with the requirements of EN 28033 the adhesion between the<br />
hose cover and reinforcement shall not be less than 2,5 KN/m.<br />
4.5 RESISTANCE TO OIL IMMERSION<br />
The resistance to oil shall be tested according to SAE J343 and EN ISO 1817 as required<br />
and shall comply with the requirements of the appropriate hose specifications.<br />
4.6 MECHANICAL PROPERTIES<br />
The mechanical properties the hose cover and lining for the hoses and assemblies as<br />
specified in Table 1, before and after aging, shall be tested according to SAE J343 and<br />
EN ISO 1402 as required and shall comply with the requirements of the appropriate hose<br />
specifications.<br />
4.6.1 Design working pressures, bend radio and flexibility of hydraulic hose assemblies:<br />
shall be as shown in Table 2.<br />
<strong>AAC</strong>_SPEC_<strong>418002</strong>03 APPROVED 8 May 1991 Page 5 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.
4.7 COOL DOWN LEAKAGE<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 />
All hose end fittings must meet Class 0 cool down leakage performance as per SAE<br />
J1176.<br />
TABLE 2: <strong>HYDRAULIC</strong> SUCTION, PRESSURE AND RETURN LINES<br />
DASH<br />
SIZE<br />
NOMINAL BORE<br />
MM INCH<br />
DESIGN<br />
WORKING<br />
PRESSURE<br />
(MPA)<br />
MINIMUM BEND<br />
RADIUS (MM)<br />
<strong>HYDRAULIC</strong> SUCTION LINES<br />
IMPULSE PERFORMANCE<br />
(CYCLES)<br />
-12 19 ¾ 2,0 64 N/A<br />
-16 25 1 1,7 76 N/A<br />
-20 31 1 ¼ 1,4 102 N/A<br />
-24 38 1 ½ 1,0 125 N/A<br />
-32 51 2 0,7 152 N/A<br />
<strong>HYDRAULIC</strong> PRESSURE AND RETURN LINES 2 BRAID<br />
-4 6 ¼ 40,0 100 200K @ 133% WP<br />
-6 10 ⅜ 34,5 130 200K @ 133% WP<br />
-8 12 ½ 29,5 180 200K @ 133% WP<br />
-12 19 ¾ 21,5 240 200K @ 133% WP<br />
-16 25 1 17,5 300 200K @ 133% WP<br />
-20 31 1 ¼ 15,5 420 200K @ 133% WP<br />
-24 38 1 ½ 12,5 500 200K @ 133% WP<br />
-32 51 2 90,0 630 200K @ 133% WP<br />
<strong>HYDRAULIC</strong> EXTRA HIGH PRESSURE LINES 2 BRAID<br />
-6 10 ⅜ 34,5 130 500K @ 133% WP<br />
-8 12 ½ 29,5 180 500K @ 133% WP<br />
-12 19 ¾ 27,6 240 500K @ 133% WP<br />
-16 25 1 36,0 300 500K @ 133% WP<br />
<strong>HYDRAULIC</strong> HIGH PRESSURE LINES 4 SPIRAL<br />
-6 10 ⅜ 49,0 180 400K @ 133% WP<br />
-8 12 ½ 42,0 230 400K @ 133% WP<br />
-10 16 ⅝ 40,0 250 400K @ 133% WP<br />
<strong>AAC</strong>_SPEC_<strong>418002</strong>03 APPROVED 8 May 1991 Page 6 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.
<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 />
-12 19 ¾ 38,0 300 400K @ 133% WP<br />
-16 25 1 32,0 340 400K @ 133% WP<br />
-16 25 1 38,0 340 400K @ 133% WP<br />
-20 31 1 ¼ 35,0 460 400K @ 133% WP<br />
-24 38 1 ½ 30,0 560 400K @ 133% WP<br />
-32 51 2 25,0 700 400K @ 133% WP<br />
<strong>HYDRAULIC</strong> EXTRA HIGH PRESSURE LINES 6 SPIRAL<br />
-20 31 1 ¼ 38,0 420 500K @ 120% WP<br />
-24 38 1 ½ 38,0 510 500K @ 120% WP<br />
-32 51 2 35,0 640 500K @ 120% WP<br />
ENGINE AND TRANSMISSION LINES<br />
-4 6 ¼ 40,0 100 200K @ 133% WP<br />
-6 10 ⅜ 33,0 130 200K @ 133% WP<br />
-8 12 ½ 27,5 180 200K @ 133% WP<br />
-12 19 ¾ 21,5 240 200K @ 133% WP<br />
-16 25 1 16,5 300 200K @ 133% WP<br />
-20 31 1 ¼ 12,5 420 200K @ 133% WP<br />
-24 38 1 ½ 9 500 200K @ 133% WP<br />
Note: The minimum bend radius is measured to the external surface of the hose on the<br />
inside of the bend.<br />
4.8 FEMALE SWIVEL <strong>HOSE</strong> END FITTINGS<br />
The Contractor shall submit his design for female swivel hose end fittings for approval. All<br />
JIC female hose ends to have a double hex design to alleviate hose twist at installation.<br />
All metric hose ends to be of the DKO design. All hose end nipples, straight & elbows, for<br />
use on ultra high pressure hose shall be manufactured from solid material. (No brazed<br />
joints) All hose end nipples for use on spiral hose from DN25 upwards to incorporate the<br />
wire trap design.<br />
4.8.1 Material: Shall be free cutting leaded steel that complies with the requirements of DIN<br />
1651.<br />
4.8.2 Surface texture and tolerances: Shall comply with the requirements of SAE J516.<br />
<strong>AAC</strong>_SPEC_<strong>418002</strong>03 APPROVED 8 May 1991 Page 7 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.
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.
<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 />
• The hose manufacturer’s name<br />
• The hose type and dash size<br />
• The number of the European Standard e.g. EN 853<br />
• The type e.g./2ST<br />
• The nominal bore e.g./6<br />
• The date of manufacture e.g. 2Q98<br />
• Number of circles indicating reinforcement (optional)<br />
7.2 COLOUR CODING<br />
Hoses shall be colour coded as follows:<br />
<strong>ISSUE</strong> 3<br />
COPYRIGHT<br />
7.2.1 Double wire braided high pressure hoses: Shall be black with the layline in yellow<br />
indicating the information specified in clause 7.1<br />
7.2.2 Double wire braided extra high pressure hoses: Shall be black with the layline in red<br />
indicating the information specified in clause 7.1<br />
7.2.3 Four & six wire spiral pressure hoses: Shall be black with embossed layline indicating<br />
the information specified in clause 7.1<br />
7.2.4 Engine and Transmission hoses: Shall be blue with layline embossed indicating the<br />
information specified in clause 7.1<br />
7.2.5 Suction hoses: Shall be black with orange layline indicating the information specified in<br />
clause 7.1<br />
7.3 CLEANING<br />
Hose assemblies shall be cleaned by means of propelling of foam pellet, with compressed<br />
air, through the entire length of the assembly. This process shall be repeated with a new<br />
pellet until the pellet shows no more signs of contamination.<br />
7.4 PACKAGING<br />
Hoses shall be packaged in such a manner that they will be protected from the effects of<br />
loading, off-loading, transportation and storage. Each end shall be sealed with an<br />
approved closure, which will not dislodge under the above conditions.<br />
8 WARRANTY<br />
All hose assemblies shall carry a warranty period of no less than 3 years from date of<br />
manufacture as detailed on the layline of the hose. The manufacturer must warrant that<br />
its products are free from failure due to defects in material and workmanship. This<br />
warranty excludes normal wear and tear.<br />
<strong>AAC</strong>_SPEC_<strong>418002</strong>03 APPROVED 8 May 1991 Page 9 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.
APPENDIX A : RELATED DOCUMENTS<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 />
The latest issue of the following documents shall be deemed to form part of this specification:<br />
<strong>AAC</strong> QAP 100 : Quality management system for critical and major equipment<br />
<strong>AAC</strong> QAP 163 : Concession request requiring customer approval<br />
BS 3592 Part 2 : Steel wire for rubber hose reinforcement<br />
DIN 1651 : Free cutting steels; Technical conditions of delivery<br />
EN ISO 6945 : Rubber hoses – Determination of abrasion resistance of the outer cover<br />
EN 853 : European Specification – Wire braid reinforced hydraulic rubber hoses<br />
and hose assemblies<br />
EN 856 : European Specification – Spiral wire reinforced hydraulic hoses and hose<br />
assemblies<br />
SAE J343 : Test procedures for SAE 100R series hydraulic hose and assemblies<br />
SAE J516 : Hydraulic hose fittings<br />
SAE J517 : Hydraulic hose<br />
SAE J1176 : Cool Down Leakage performance<br />
SABS Method 876 : Resistance to flaming of vulcanized rubber<br />
APPENDIX B : RECORD OF AMENDMENTS<br />
Issue 1 : Definitions amended. Clause 1.0; 150°C was 125°C<br />
Clause 5.0 amended<br />
Clause 7.2.4 amended (M. Capper)<br />
Issue 2 : Clause 4.3.4 amended (R.T. Mcloughlin)<br />
Issue 3 : (5 year review) Title changed to Coal Mining Applications. Specification updated to<br />
include new EN/ISO standards (G. Dryden 2001/05/087)<br />
<strong>AAC</strong>_SPEC_<strong>418002</strong>03 APPROVED 8 May 1991 Page 10 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.