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FED STD 191AU方法5552U 1978年7月20日 056080

ID：45759

大小：0.99 MB

页数：8页

时间：2023-03-17

金币：20

上传者：战必胜
llErHoD
5552
July 20,
1978
SHRINKAGE IN IAUNDERING
i
CLOTH
OT}iER IHAI.J
COTTON
A"\D LINEN
1. SCOPE
1.1 lhis
Eethod is intended for determining the
di.nensional stability of
woven
cloth
contalning
fibers other
than cotton
or linen
and
cloth collPosed
of Dlxtures
of
either
cotton or linen and
othet fibers, uhen sub-iected to
a
normal
laundering
procedure.
It oay be used
for
some
knitted cloths or
other
iteEs
as specified.
The
dftuensional stability
is
deterinined
by a
change
ln
a
neasured dlstance of the
Eaterial after subjection
to test.
2.
TEST SPECI}TEN
2.1 Woven and
warp knitted
(single
layer) cloth.
Unless
otherwise speci-
fled in Ehe
procureEenE
docuEent,
the sPecimen shall
be a square
of cloth at
Least
22 by 22
hches
(559
by 559
rm), excePt
for cloth narrorrer
than
22
inches
(559
rm), rrhen Ette specimen
shal1
be 22 lnches
(559
m) long and the
full
L,'idth of ttre cloth.
2.2
Cloth 18
inches
(457
m)
and less
injidth-.
Unless othen'ise
specif
ied
in ttre
procureoent aoctnoent, the
sPeclmen
sha1l be at least
22
inches
(559
m)
1n length aad
measurements
in
the
wldth dlrectlon
sha11 be the
fuIl
width
of
the
c1oth.
Z. :
llrc"far
*a tO"fat
Uit
. Unless othenrise
specif ied in the
procur#if-i6EGtl tte
speciuen
ahatl
be aE least
22 lnches
(559
m)
in
length
aDd the
width of the cloth
as recelved
-
3. NT'UBER
OF DETERUINATIONS
3.1
Uules s
otherrrlse
sPecified
ln the
Procurement
docr.ment,
three
sPecimens
frou each
sarnple unlt
shall
be
tested
in each
of the
warP
(rmle)
and
f1Iling
(course)
directlons.
4
. APPARATUS,
REAGEMS
AIID
METI{OD CITED
4.1
Apparatus.
Itre
apparatus
shall conforu
to the
requirer,rents
sPecified
in
uethod 5550.
4.2
Reagent.
EED.
TEST
MEtri@
SID.
I(-).
19]A
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