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本文(PIA-STD-505-2013 BROAD FABRICS VISUAL DEFECTS DICTIONARY FOR PIA-C-7020 FABRIC (GUIDE).pdf)为本站会员(towelfact221)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

PIA-STD-505-2013 BROAD FABRICS VISUAL DEFECTS DICTIONARY FOR PIA-C-7020 FABRIC (GUIDE).pdf

1、 The following commercial specification is an original Parachute Industry Association specification. BROAD FABRICS VISUAL DEFECTS DICTIONARY FOR PIA-C-7020 FABRIC (GUIDE) The Parachute Industry Association makes this document available for use by the Industry and Government organizations that wish t

2、o apply this specification to their products. 1. SCOPE 1.1 Purpose. This commercial specification references defects, descriptions and numbering sequences as identified in PIA-C-7020. They are only for use as a reference in conjunction with PIA-C-7020. Pictures are representative. 1.2 Scale. The sca

3、le shown in each of the following illustrated pictures which is: 1 square equals approximately 1/4 inch. The pictures of the fabric defects have been enlarged so that the defect can be seen clearer. 1.3 Visual defects dictionary. This visual defects dictionary is not intended to serve as a replaceme

4、nt or supersession to the PIA-C-7020 specification for rejection purposes. 1.4 Users submit own pictures. We encourage users to submit their own pictures of defects to the PIA Point of Contact identified in the “Notice: Section” on the last page of this document. We can provide guidelines in clarity

5、, scale and instruct them to identify the defect they think it is. (THIS SPACE LEFT INTENTIONALLY BLANK) PIA-STD-505 20 December 2013 DISTRIBUTION STATEMENT: All Rights Reserved. No Part of this publication may be reproduced without prior written permission from Parachute Industry Association. Addit

6、ional copies may be purchased on-line from PIA Specifications and Products at: . Copyright Protected: Do Not Copy!PIA-STD-505 DEFECT: Abrasion DESCRIPTION: Any abrasion mark or streak showing fuzziness CLASSIFICATION: Major - 101 (THIS SPACE LEFT INTENTIONALLY BLANK) Page 2 of 46 Copyright Protected

7、: Do Not Copy!PIA-STD-505 DEFECT: Abrasion DESCRIPTION: Abraded warp condition CLASSIFICATION: Critical - 01 (THIS SPACE LEFT INTENTIONALLY BLANK) No picture currently available Page 3 of 46 Copyright Protected: Do Not Copy!PIA-STD-505 DEFECT: Biased filling DESCRIPTION: More than 1 inch from horizo

8、ntal at greatest point of bias (this is prorated on 36 inches to a maximum width of 72 inches for fabric used in parachutes) CLASSIFICATION: Major - 102 (THIS SPACE LEFT INTENTIONALLY BLANK) Page 4 of 46 Copyright Protected: Do Not Copy!PIA-STD-505 DEFECT: Bowed filling DESCRIPTION: More than 1 inch

9、 in height as measured from a straight line chord to highest point of arc (this is prorated based on 36 inches to a maximum width of 72 inches for fabric used in parachutes) CLASSIFICATION: Major - 103 (THIS SPACE LEFT INTENTIONALLY BLANK) Page 5 of 46 Copyright Protected: Do Not Copy!PIA-STD-505 DE

10、FECT: Missing end DESCRIPTION: Two or more contiguous (next to each other) CLASSIFICATION: Major - 104 (THIS SPACE LEFT INTENTIONALLY BLANK) Page 6 of 46 Copyright Protected: Do Not Copy!PIA-STD-505 DEFECT: Missing pick DESCRIPTION: Two or more contiguous (next to each other), regardless of length C

11、LASSIFICATION: Major - 105 (THIS SPACE LEFT INTENTIONALLY BLANK) Page 7 of 46 Copyright Protected: Do Not Copy!PIA-STD-505 DEFECT: Break, cut, hole or tear (other than pinhole, etc.) DESCRIPTION: Three or more warp or filling yarns ruptured at the adjoining points CLASSIFICATION: Major - 106 Note: W

12、hile three holes are depicted in the above photo, only one hole of this magnitude would qualify as a major defect. (THIS SPACE LEFT INTENTIONALLY BLANK) Page 8 of 46 Copyright Protected: Do Not Copy!PIA-STD-505 DEFECT: Floats or skips DESCRIPTION: Any multiple float 3/16 inch square or more CLASSIFI

13、CATION: Major - 107 Note: The definition for a float states: Any multiple float 3/16 inch square or more; the above floats depict a run for 1/2 inch. (THIS SPACE LEFT INTENTIONALLY BLANK) Page 9 of 46 Copyright Protected: Do Not Copy!PIA-STD-505 DEFECT: Floats or skips DESCRIPTION: Single floats 1/4

14、 inch or more in length CLASSIFICATION: Major - 108 (THIS SPACE LEFT INTENTIONALLY BLANK) Page 10 of 46 Copyright Protected: Do Not Copy!PIA-STD-505 DEFECT: Floats or skips DESCRIPTION: Repeating floats or pin floats that measure less than 1 inch apart CLASSIFICATION: Major - 109 (THIS SPACE LEFT IN

15、TENTIONALLY BLANK) No picture currently available Page 11 of 46 Copyright Protected: Do Not Copy!PIA-STD-505 DEFECT: Filling bar variations - Light mark DESCRIPTION: Over 1/8 inch in width with more than 10 percent variation below normal pick count CLASSIFICATION: Major - 110 (THIS SPACE LEFT INTENT

16、IONALLY BLANK) Page 12 of 46 Copyright Protected: Do Not Copy!PIA-STD-505 DEFECT: Filling bar variations - Heavy mark DESCRIPTION: Over 1/8 inch in width with more than 10 percent variation above normal pick count CLASSIFICATION: Major - 111 Note: In order to comply with the definition “over 1/8 inc

17、h in height with more than 10 percent variation above normal pick count” this picture best depicts this condition. Technically, there may be other Lighter Marks that may depict this condition; however they would not be severe enough to qualify. (THIS SPACE LEFT INTENTIONALLY BLANK) Page 13 of 46 Cop

18、yright Protected: Do Not Copy!PIA-STD-505 DEFECT: Loops, kinks or snarls (except selvage) DESCRIPTION: All over 1/8 inch in length CLASSIFICATION: Major - 112 (THIS SPACE LEFT INTENTIONALLY BLANK) Page 14 of 46 Copyright Protected: Do Not Copy!PIA-STD-505 DEFECT: Loops, kinks or snarls (except selva

19、ge) DESCRIPTION: Three or more in any linear yard up to 1/8 inch in length CLASSIFICATION: Major - 113 Note: The above illustration has the best picture obtainable for this defect condition. (THIS SPACE LEFT INTENTIONALLY BLANK) Page 15 of 46 Copyright Protected: Do Not Copy!PIA-STD-505 DEFECT: Loop

20、s, kinks, or snarls (ex-selvedge) DESCRIPTION: 4 or more in the center of the warp caused by the loom center fork, up to 1/8 inch long CLASSIFICATION: Major - 114 (THIS SPACE LEFT INTENTIONALLY BLANK) No picture currently available Page 16 of 46 Copyright Protected: Do Not Copy!PIA-STD-505 DEFECT: M

21、ispick DESCRIPTION: Three or more picks CLASSIFICATION: Major - 115 (THIS SPACE LEFT INTENTIONALLY BLANK) Page 17 of 46 Copyright Protected: Do Not Copy!PIA-STD-505 DEFECT: Yarn deformations DESCRIPTION: Over six yarn deformations or shifts of 1/32 inch or more over 6 inches in length occurring with

22、in an area equal to a 6 inch diameter circle CLASSIFICATION: Major - 116 (THIS SPACE LEFT INTENTIONALLY BLANK) Page 18 of 46 Copyright Protected: Do Not Copy!PIA-STD-505 DEFECT: Selvage defects DESCRIPTION: Any cut, broken, torn, scalloped or clearly noted waviness along selvage edge (check for wavi

23、ness under no tension) CLASSIFICATION: Major - 117 (THIS SPACE LEFT INTENTIONALLY BLANK) Page 19 of 46 Copyright Protected: Do Not Copy!PIA-STD-505 DEFECT: Selvage defects DESCRIPTION: Any clearly noticeable roll of edge or edges when tension is released (tight selvages) CLASSIFICATION: Major - 118

24、(THIS SPACE LEFT INTENTIONALLY BLANK) Page 20 of 46 Copyright Protected: Do Not Copy!PIA-STD-505 DEFECT: Selvage defects DESCRIPTION: More than 3 inches of continuous stringy or loopy selvage projecting 1/8 inch or more CLASSIFICATION: Major - 119 (THIS SPACE LEFT INTENTIONALLY BLANK) Page 21 of 46

25、Copyright Protected: Do Not Copy!PIA-STD-505 DEFECT: Selvage defects DESCRIPTION: Any frayed selvage CLASSIFICATION: Major - 120 (THIS SPACE LEFT INTENTIONALLY BLANK) No picture currently available Page 22 of 46 Copyright Protected: Do Not Copy!PIA-STD-505 DEFECT: Smash DESCRIPTION: Any smash CLASSI

26、FICATION: Major - 121 (THIS SPACE LEFT INTENTIONALLY BLANK) Page 23 of 46 Copyright Protected: Do Not Copy!PIA-STD-505 DEFECT: Stains DESCRIPTION: Single ends or picks 15 inches or more in length CLASSIFICATION: Major - 122 (THIS SPACE LEFT INTENTIONALLY BLANK) Page 24 of 46 Copyright Protected: Do

27、Not Copy!PIA-STD-505 DEFECT: Stains DESCRIPTION: Double ends or picks 8 inches or more in length CLASSIFICATION: Major - 123 Note: The above photo depicts 3 ends while the spec stated “double ends” (THIS SPACE LEFT INTENTIONALLY BLANK) Page 25 of 46 Copyright Protected: Do Not Copy!PIA-STD-505 DEFEC

28、T: Stains DESCRIPTION: More than two ends or picks 5 inches or more in length or a clearly noticeable area more than 1/4 square inch in area, whichever is greater CLASSIFICATION: Major - 124 (THIS SPACE LEFT INTENTIONALLY BLANK) Page 26 of 46 Copyright Protected: Do Not Copy!PIA-STD-505 DEFECT: Slub

29、s, strip-back etc. DESCRIPTION: Any abruptly thickened place in the fabric caused by extraneous material woven in the fabric or a stripback continuing for more than 1 1/2 inches and being more than 1/16 inch wide for that length CLASSIFICATION: Major - 125 Note: The above picture is exactly what the

30、 definition in the spec describes. (THIS SPACE LEFT INTENTIONALLY BLANK) Page 27 of 46 Copyright Protected: Do Not Copy!PIA-STD-505 DEFECT: Weave DESCRIPTION: Pattern other than specified CLASSIFICATION: Major - 126 (THIS SPACE LEFT INTENTIONALLY BLANK) Page 28 of 46 Copyright Protected: Do Not Copy

31、!PIA-STD-505 A Width B DEFECT: Width DESCRIPTION: Not as specified CLASSIFICATION: Major - 127 (THIS SPACE LEFT INTENTIONALLY BLANK) No picture required Page 29 of 46 Copyright Protected: Do Not Copy!PIA-STD-505 DEFECT: Wrong draw DESCRIPTION: Clearly noticeable warp streak more than 18 inches in length CLASSIFICATION: Major - 128 (THIS SPACE LEFT INTENTIONALLY BLANK) Page 30 of 46 Copyright Protected: Do Not Copy!

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