MIL V 22549D (修正1) 用于气体和氧气服务的角阀(尺寸为2英寸LPS及以下)海军舰艇用 (1977年4月13日)

ID:53580

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页数:6页

时间:2023-03-23

金币:20

上传者:战必胜
8UL-V-22549D(Sri)
monsNT-1
13 April 1977
MXLITARY SPSCIPICATXON
VALVES, ANGLE, Rmmw,
FOR GAS MD OXKEN SEWICE
(SIZES
2-INCH= 1= AND BELOW): NAVAL
snxPBoAm
This amendment form a port of ~l~tary Specification MIL-V-22549D(SEIPS), dated
20 Sapteder 1968 and ~o approved for uao by all DoparWto and Agencies of the
Department
of Dofonao.
PAGE 1
2.1, under SPEC2PICATIONS,
?42LXTARY:
f$elotc rcforanca to “142L-D-1000/2” and
“141L-14-15071”.
2.1, under STANDAZU3S,MILITARY: Add:
“PIIL-STQ-798
- Honfkntructive Tenting, Welding, Quality
Control, Material
Control and IdentAficotionand liI-ShockTent Requirement
for Piping Syc.tcm
C~ncnta for Naval Shipboard tJoe.”
PAC8 6
3.6, delete und nubotitute:
“3.6 14echanicalshock and vibration.
VQIVQO nhall be deoignad to confora to the
—.
mechanical shock
requireumnto of MIL-S-901, the HI-ohock teatguidance of t4XL-STD-798,and
the vibration reqtiremento of MIL-STD-167-1.
R@quircmanto for ohock and vibration teBting
shall ba when opecified (oee 6.2).0
PAGES 7 and 8
3.8, 3.8.1, 3.8.2, 3.8.3, and 3.9:
Ooleto and oubntituto:
“3.8 Technical data.
Tho contractor shall p,rcparotechnical data in accordance with
the data orileringdoc=ta included in the contmct or ordar (oec 6.2.1), and BS specified
in 3.8.1 through 3.8.2.
‘3.8.1
Drriwinen.
In
addition to tha drawing contant requfred by the date ordering
docuxent (oee 6.2.1), the following uniqu@ fuaturco shall be included:
tructio. .$? =2ul “.1”. .
m]
J32W0z aY3c.rrial Xi5cing specifiwtio.. grade,
wndicion, and any oe.he.
*ta required to fully identify *C e=a=rtkm of the mtcriala P~W~ed.
(c) Details of the scat,
dh.c. and
ntem Jnncmbly and all other replaceable
internal trim.
(d)
Ltayoutof the prcnoum-contnhdng anvdope (body, bonnet, and botton cap)
giving dimcnoiona which control compreuoion of the upiral-wound
gaaketn.
Thio is to aooure that where remachining io nocasmary to repair the ganlcet-
aaalimg aurfacea on them? parts.
thnt compannat~ng cuto can be accurately
made
to rcutore original griakot coqrcnn~on.
Thio layout ohall alGO
specify the dimnoional limito of ouch corrcct~vciremachining within
which
function of the valve remains unaffected.
(e) Recoc=ended asaembly torqueo, or equivalent procedure~, for maktig up all
jointo end threaded
aaucnblies.
(f) Tabulation of required gaakot characteriatica including all dhennions (with
tolcranceo) and load vemun coqmaaaion characteriutica (with tolerances).
(g)
Mark areas to bo radiographic, magnetic particle, or dye Penetrant innpected.
PSC 4820
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