1、AEROSPACE STANDARD HOSE, AIR DUCT, FLEXIBLE, POLYURETHANE-COATED FABRIC, 1 psi, EXTERNAL NYLON HELIX, SELF-EXTINGUISHING AS1591Copyright 2013 SAE International All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or by any means
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3、UED 1992-03REAFFIRMED 2013-01THIRD ANGLE PROJECTION CUSTODIAN: G-3/G-3D FEDERAL SUPPLY CLASS 4720 AS1591SHEET 1 OF 3PROCUREMENT SPECIFICATION: /11/ AS1501SAE Technical Standards Board Rules provide that: “This report ispublished by SAE toadvance thestate of technicalandengineering sciences. Theuse o
4、fthis report is entirely voluntary, andits applicability and suitability forany particular use,including any patent infringement arising therefrom, isthe soleresponsibilityofthe user.”SAE reviews eachtechnicalreport at least every five years at which time itmay berevised, reaffirmed, stabilized, orc
5、ancelled. SAE invites yourwrittencomments andsuggestions. SAE values your input. To provide feedbackon this Technical Report, please visit http:/www.sae.org/technical/standards/AS1591RATIONALE AS1591 HAS BEEN REAFFIRMED TO COMPLY WITH THE SAE FIVE-YEAR REVIEW POLICY. AEROSPACE STANDARD AS1591SHEET 2
6、 OF 3HOSE, AIR DUCT, FLEXIBLE, POLYURETHANE-COATED FABRIC, 1 psi, EXTERNAL NYLON HELIX, SELF-EXTINGUISHING OPERATING TEMPERATURE, “F -65 TO +176 HOSE INSIDE DIAMETER .50 TO 1.25 1.50 TO 2.25 2.50 TO 6.00 SAEAerospace An SAE International Group TABLE 1 -PERFORMANCE CRITERIA R /5/ MAXIMUM PRESSURE, PS
7、I BEND RADIUS MIN HOSE LEAKAGE SCFM/FT/IN DIA .75 X DIA .015 TABLE 2 - SIZES, LENGTHS, AND WEIGHTS MAXIMUM HOSE LENGTH HOSE LENGTH BODY WEIGHT MINIMUM MAXIMUM LB/IN/IN DIA 4.00 240.00 .0026 4.00 240.00 .0030 4.00 240.00 .0035 TABLE 3 - HOSE LENGTH INCREMENTS L AVAILABLE L HOSE LENGTH LENGTH LENGTH I
8、NCREMENT TOLERANCE 4.00 TO 12.00 .25 +.25/-.00 12 .50TO 24.00 .50 +.50/-.00 24.50TO 60.00 .50 +.75/-.00 60.50TO 96.00 .50 +1.00/-.00 97.00 TO 144.00 1.00 +1 .50/-.00 145.00 TO 240.00 1.00 +2 .00/-.00 TABLE 4- PITCH, NYLON HELIX DUCT INSIDE DIAMETER P .50 .157 TO .300 .75 TO 2.000 2.250 TO 3.000 3.25
9、0 TO 6.000 .190 TO .320 .240 TO .400 .240 TO .450 TMAX .090 .110 .130 .140 JOINT LEAKAGE /9/ SCFM/IN DIA .1 MAXIMUM CUFF WEIGHT LB/IN DIA .016 .01 1 .010 - . AEROSPACE STANDARD AS1591SHEET 3 OF 3HOSE, AIR DUCT, FLEXIBLE, POLYURETHANE-COATED FABRIC, 1 psi, EXTERNAL NYLON HELIX, SELF-EXTINGUISHING NOT
10、ES: 1. MATERIAL: HYDROLYSIS-RESISTANT POLYURETHANE-COATED NYLON FABRIC, EXTERNALLY BONDED ON NYLON HELIX REINFORCEMENT. 2. FINISH: AS MANUFACTURED, COLOR: WH ITE, CREAM. 3. MARKING : AS1501 AS APPLICABLE, INK JET OR PAD PRINT. 4. HOSE BENDABILITY IS NOT REQU IRED IN THE HELIX TERMINATION AREA. 151 R
11、 IS THE MINIMUM BEND RADIUS THAT THE HOSE IS REQU IRED TO BEND UNIFORMLY, WHEN TESTED IN ACCORDANCE WITH AS1501. 6. HOSE CUFF ENDS SHALL BE SUITABLE FOR INSTALLATION OVER A RIG ID TUBE END WITH MS33660 TYPE “A“ BEADS, AND USING NAS1922 CLAMPS OR EQUIVALENT. 7. INNER AND OUTER SURFACE SHALL BE CLEAN
12、TO FACILITATE SEALING AND HOSE INSTALLATION WITH PRESSURE-SENSITIVE TAPE AND/OR CLAMPING. 8. HOSE LENGTHS LONGER THAN 60 in MAY BE JOINED BY SCREWING ONE END INSIDE ANOTHER TWO TO THREE TURNS AND ADHESIVE-BONDING FAYING SURFACE. NO JOINTS ALLOWED CLOSER THAN 6 in TO THE END OF PART. THERE SHALL BE N
13、O MEASURABLE PRESSURE DROP AS A RESU LT OF SUCH JOINT OR JOINTS. SPLICE LEAKAGE NOT TO EXCEED HOSE LEAKAGE. 191 JOINT LEAKAGE IS LEAKAGE PER END, USING CLAMPS AS SPECIFIED IN AS1501 . 10. DIMENSIONS IN INCHES, UNLESS OTHERWISE SPECIFIED. TOLERANCES: LINEAR DIMENSIONS .010. /111 THIS PRODUCT SHALL BE
14、 QUALIFIED IN ACCORDANCE WITH AS1501 . USERS OF THIS STANDARD ARE ADVISED TO CONTROL APPROVALS BY STANDARD PAGE SUPPLEMENT OR SIMILAR MEANS. 12. EXAMPLE OF A PART NUMBER: AS1591-04-034 I I I l_(;QDE A DUCT HAVING TWO CUFFS I CODE 8“ DUCT HAVING ONE CUFF, ONE CUT END I CODE C DUCT HAVING TWO CUT ENDS I 1 FRACTIONAL LENGTH (L) IN .250 INCREMENTS (3 X .250 a .75 in) -LENGTH (Ll IN INCHES (034 IS 34 in) -INSIDE DIAMETER (ID) IN .250 INCREMENTS (04 X .250 “ 1.00 in) -BASIC STANDARD NUMBER SAEAerospace - . An SAE International Group
