MIL I 6869D ALUMIN ALLOY CASTINGS (14 JAN 1971) [S by MIL I 17563]

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时间:2023-03-23

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上传者:战必胜
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~IL·I-6869C
12
May
1966
MILITARY
SPECIFICATIO~
IMPREGSA.\"TS
FOR
ALlIMINUM
ALLOY
A."iD
MAGNESIL~
ALLOY
CASTINGS
This
specification
is
mandatory
ior
use
by
all
Departments and
~~ncies
of
the
Department
of
D~fense.
1.
SCOPE
*
1.1
Scope - This
specification
covers
impre~nants
sUitable
for
use
in
sealin~
porosity
of
aluminum
alloy
and
ma~nesium
alloy
cast·
iD~S
to
permit
conformance
to-the
para~raph
of
MIL-STD-276
titled
"~ben
castin~s
may
be impregnated",
It
does
not
cover
structually
sound
cast-
ings
containing
micropores which
are
incorporated
in
fire
control
in-
struments
or
mortar
shells
(see
6.3).
*
1.2
Classification
-
The
impre~nants
shall
be
furnish~d
in
one
t:pe
and
t~o
classes,
as
specified
(see
6.2).
Class
1 -
FJr
use where
AIR
POLLUTION
REGULATIOSS
de
not
apply.
Class
2 -
FJr
USE' where
AIR
POLLUTION
REGllLATTO~S
are
in
force.
2.
APPLICABLE
DOCl~~TS
*
2.1
'he
("aowinf!
docuT:I\.·nts
of
thE.'
issu
...
in
effect
or.
date
of
in\'1tati(:-o
fo'
bids
or
reqUE:-.;t
for
pr(lposals.
form a
P:1rt
of
this
specification
to
the
e;tent
specified
herein:
SPECIFlCA110X~
Federal
O-E
...
7flO Ethyl Alcohol c."thane.I) Ut'naturN!
Alc,,:w~.
and
Prorrictarv
Solvent
\.
FSC
80>0
-------.
.
.•.
f
........
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