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FIG. K520L WC8ΚκCB METAL TYPE LUBRICATED PLUG VALVES
FEATURE ⢠FEATURES
11 No Leak .. gíBubble Tight Shut Off) lapered pě¨9 valve assur es posilive lJu lJlJle tight shut off with un ique sealant system
2) No Maintenance (In -Une Adjustmentâ lapered pĎ9 valve can ue adjusled wiUI I l1e valve in âŚ18, 8xlendiâ10 IIle service li fe Or I l1e valve
3) No Dead Space SĎnďź Îą sludoe donâI accumulal e anywhere in a valve, because valve has no dead cavily in Ihe f low palh
⢠ξASξ OFOP.ξRATlON
Po~ě¨ ive Quarl er lurn operation iS quick and sure
⢠PRESSURE BALANCE SYSTEM Fm Ρna inta ining pressure equalizat ion be lweeě´ plug por⢠and boltom 0 1 the plug, and fm insuring the pr es,.,<;ure above the p lug being the same as or greater than in the plug port , p ressure batance system desig n is avai laěe
⢠SAFETY
Fire lestcd according 10 API 607
BENEFIT
⢠PRESSURE BALANCED TYPE AS $ TANDARD
⢠BLOWOUT-PROOF STEM STRUCTURE
⢠BLOWďźăë° PROOF STEM STRUCTURE
1â Freedě¨m from seizure by long service operation
2â Consislent Torq ue
⢠SÎľLF CLEANING SEATlNG SURFACE The turni no action of pluQ valve scrapes off any ingredien l wh ich may accumë´ate Ihe pluU sur face in a closed posllion
SEALANTS
SVT ROCKWELL. CLlMAX Aν'AILABLE FLUIĂ
K -400/oIOOA 47-421 40Qf400,l AÎątls. Alcollols, GI)csdne
K -204 '" 20 â Sil'conø s~alanl
K-711 357 711 GĂŚěŹlne. Mileral Oils. Ke!o~ne
P -600 '86 600 GenEral gas and wal ~ ~eaJ ant
K -650 1 800 1900 55~ G!JO 1800 I 900 Aliohatic hydrocarbon li'JLids and Q!ses
K -6501 800 1 ëź9 (jM 650/800 I UQO Hot ~ycrocarĂon vapors ano g~sas
K.711 755 711 Benzene. bÎźlan e. solvent naot1has
K -7 11 I:I~~ 711 AYi ation ,asollne, Jet tUl:!I
KGP 802 220 Air and lnert QĂ°5eS at sUb-zero remc
K -lI50 "'" 95U BerlZene, propylene, sl~rěleďź LPGS
KëźOA â0" stâăIlll acids. alkal ies
K -3oIO 3â0 Sour gilS, H2S, ĂO,
K.FL5 "" Fl 5 FluorOC8rboo.lu~r;:anl Ol)'gen ěl l orine
r 1
K -PS3 ~11 pOly$eal 1<10.3 HOI ~ycracarb~n gases and vapor~
K -PS6 PolY3eal No.6 Steamâ high temperature .... ater
The availble f1uid is re-commened by us
As the condition of f1 uid using, it is possible to change âhe appropëźate sealant
21
22
APPLICATlON: CHEMICAL. O/L. GAS ANO HYOROCARBON PROCESS IN INDUSTRIES PATTERN FOR PRESSURE BALANCED PLUG VALVES.
- HAVE CAST PATTERNS FQ믚 SHQRT, REĂULAR AND VENTURI ACCQRDING TO API 6D & API599 - FACE TO FACE ęşźND END TO END DIMENSIONS CONFORM TO API599 (ANSI B 16.34) - AVAILABLE PATTERN GOING WITH SIZE & CLASS
"'"ě´ NAL SIZE cuss
⌠MM ANSl l501t AěŠ""" ě.'"ât AN$11 5Q01t
1/2 15 n n
3/4 20 R R
1 25 R R
1-1 /2 .0 s R R
2 50 S s R R - r
3 .0 â- .â n n
4 100 s s R R
6 150 s v R v R
g 200 , v n v n
10 250 s v R v R f- 1--
12 300 s v R v R
,. 350 v v R v
,. 400 â v v
,. 450 t v v
20 500 â v v
24 600 v v v
NOTES 1. Above pattern is available for f1 anged end Iype 2 í%ěc re(ĎI rp.rrtf!ë 1m Iě¨Itern is <lvailahle ÎąâŚlacl [n us 3. Above d1art symbols means as follows
S : SHQRTPěĂŹERN ďź R : REëŠULAR PATTERN, V: VENTURI PAęšERN
v
v
v
Y
v
LUBRICANTS
The role ol/ubricants 11 minlmlzes the reslstance dur lng working and p revents corrosion Inslde plug. The port par t 01 valve is covered Věth lub rlcant 9rOOve and p revent any leakage
The characterfstlc of lubr/lÎľants Lubricants has necessary characterislics t or several purpose~ 1. The lubficat ed valve iS suitable lor work ing valve easily 2. 11 âS Slr ong enough 10 resist dilUlion by flUids 3. 1I iS chemically inaClivaled and firmly adhered lor ant i -cÎąroslVeness
4. 1I maintains a ⢠IUid ítuatë n against wide scope 01 temperature 5. 1I minimizes the SOlidificalion caused by temperature or chemicí reaction
The se/ectlon 0' Jubrlcants 11 ě Sěâted in accordance ěth lcmpcralurc ânlo rmable and non-conl ormable II Uids as bclow
⢠TABLE-I LUBRICA /lTS
LUBRICAâTNă ăOlOR TEMPERATVRE CONFORMITV NON-CONFOR ęşźrTY
K-IO~ P8100t Butler 18-260'C ScrayctěŠd ball '" plug valva Κtě1
t.'I,,'l ..., Su â'1. "'c~l[: An"y(jrtl~ K-204 White "â""" LPG or solvenl 01 hydrocar:lOn ".â,e ACid
Pilll' ďź n~ . GU 'UU'~M""r G"Mll in~ 0\
K- 22D TranSlla,ent 59-121 "t: Arom.l1iC & sorbenl 011 laclory lor ΚăW lemp경ralure
Îş '" '"ë â 26-2Q4t â,Vhere ě2and C02 Ď.Ξt sâŚ"nt &. arrmine
K- 350A Yello\\" 2 \1 -20~ 'C t.'Iixlure 01 HF 0\ LPG Hlgh l .. mPti ralure ai'
K- 4Q OA YeUowiSh brown 29-2Q4t flQueou5 ~ol.lIiO() 01 acid 0\ base Fluid hY\l roo;;Ξ" tI~n
~-40D â"" 20-232'C "ë &. ba~e Fiuid ~ycrocar t>~n
K-S25 Traneë "ě´ 16-204t Air sl,rl⢠ng valvl'l Flu id rydrocarb~n
Gas &. waler Sealant 3. K-60D Browr 29-260t.: m
""Îą;arb~n â'"' K- 650 Creen ~0-260t Hydrocerbon '" Li'O linc Aromaticâ elkal⢠3. 30Itlenl
Aerial Gasollne & Oil. K- 711 Whitl'l 0--204 "0 t 00"4 Elenzine
Alkylatc coĎpound
23
24
APPLlCA TlON : CHEMICAL, OIL, GAS AND HYDROCARBON PROCESS IN INDUSTRIES
MAXIMUM BREAK TORQUE LU8R ICATED PLëo VAlVES HAVE THE LOWEST PQSSIBΚITY QF TURNING TORQUE CQIldPARED WĎH TIGHT
SHUT -OFF CQNDITlQNS
THE TABLE GIVEN BElOW 15 AN ACTUAl TEST DATθ FDR EXPECTED MAXIMUM WOAKINO CONO ITIONS
NOMINALSIZÎľ CCESS
1-,. MM ANSl CLASS â '" AHSI Ct.A.SS 300 ANS<CU<SS Κm
" " ,
'" 162 1(3 210
i % â" âââ âm
⢠'" .'0] :\111 âě´
5 l ~O '" 6â9 uëź1
VALVE o '00 1.027 "â ξξ'"
TORQUE
" '" 1 â" Z.~75 3.620
" 300 2,053 2.637 SâB23
1â 350 2.053 V29 5.620
â6 â00 2,702 (,6.8 7.350
.. 4âu Κâ" 6â". lU.~Y3
m "" â'" 5.659 â7.29â
" "'" â." 1:l,2!1!1 31.3â
NOTES 1. Above table data add 30% safety faclor to aduallorque data
2. When sizinQ an 3ctuator, consĎ t with
- ........ -;;.~"'T--.....
112" THRU 4" 4" & 6" OVER
DIMENSIONS M âŚ
âăÎź""'- L '"0 A.ANG<S
SlZE BOLTHOLE
IN MM L ă @ â â PCO
â d h H R K w ăf>EAATQR REMAAK
'" 1â 1 ě " " " .., 5Κ5 3 " "0 .. ďźě
31.â " '" " â3 10.4 .. , '"0 â " " " "ďźă
WRENCH
1 " '" '" " 11.2 "0 79.5 â " 98 I 125 '22
1.1 12 âă " 5 127 " 1â e ⢠8 9.5 â " '" '" 320
2 50 ⢠" 152 1.' 120.5 â " 179 1 ~2 ~ ijO
? I/? 6â ââ '" '''' '" " 139 ~ â " "â '" "'''
3 " '" "0 '" 19.1 ⢠6 1 52.~ â " ", 225 '" 4 100 22' '" '" 23.9 1.' ⢠90.5 â " 232 gâ8 750
4 100 I 2ě "â 15' 23.9 1.' 190.5 8 " '32 2â8 250 " '" .. nęşź
6 150 '" ~n ". "â , .⢠2â 1.~ ⢠n ,,, '" .ďźă 62.5 2:;8 wo,. Gě'"
a 200 292 ;:43 I 210 26.(1 1.' 2911.~ ⢠~2 362 â" 300 â'.5 2~8
" eě 330 ââ086j T s aeeâ, 30.2 1.0 3GH " ~5 â2J 580 "" 9 1.5 '" " '00 ". 3 â e I 1.6 â32.C " " â" 6â5 560 '" 3~O
" '50 J81 ~J3 413 35 â 1 1.' "âC " " ~2) 7ti2 ." 1 !>~ 3/0
" âm 78' ~97 1 ~1O 1 366 " "â 0 " " 73l I Alâ '60 l U 3fO
" âg "â "5 533 39.7 , .⢠5711.1l 18 ~2 "5 925 830 '" 4~0
" 500 91 â E9ø 1 $~ 42.9 '.6 63' ě´ a ~2 945 1 '025 0" 235 S~2
" .00 "67 813 1 800 "â ... ?â 9.5 I 20 ~5 10~0 1 '254 000 '" 602
25
l u Metal Type Lu곟茪ëżëš í
KĂŞ;;HJI;b jjt(Ă1!J ëěAężë¨ëŠíí¨í¨
~.ďźÎšě§¸â
NQMlNAL ěΚE
----,;j"' "ââ L
'12 " 1 ě
3/.â " '" 1 " '"
1.1/2 â0 '" 2 50 â˘"
2.112 " ââ 3 80 '" â 10. 220
â 1ěź 229
6 '" ,,,
8 20. '" 10 '" '" 12 I 300 '56
1â '" 3â1
'" " â" '" 20 500 ăďźâ
2â 60' 1057
26
ě¨ęˇ¸ ~
l lT ęšiRU 4'
ěłëłźă
4 ' & 6' OVER
"" FLANG<S
BOLT ââ)LE ă g â â PCO N d h H n K w
" " 6O' " " '"' " â3
10.4 1.' 700 4 " " " '"' '" 51 I 11.2
" '" ~ I 16 I 96 '" 22'
'" " 1â 2 " 9BS 4 " ... ". 3Ρâă
1!;i2 " â, .⢠"
120.5 â " no "Îą â@ ". " â,.,
" 139,5 4 '" 205 '" 00'
ěâ '"' " 19.1
" 152.5 4 '" 205 225 600
'" " '" ,., 190.5 e " '" 2â8 '"ă
'" " '"' " 190.5 8 " '" '" '50
'" '" 25,4 " 2415 e 22 m '81 300 ââ eęť´
3ě¨ 270 'M ,., 296.5 e 22 582 âě´ '00 ěďź 1 '짧 ... "â '" , .⢠362.0 " " â" ,., '00 9 1.S "" .. , , .⢠~32.0 " " .. , .<5 560 113 I 3ě
'" ââi '" , .⢠476.0 I 12 a "â '" 63' '" ,m
'" 1 â70 I ]6.6 I 1.6 ě9.0 I 1ft I ě I 735 i Ă° ââ I 560 113 I 360
'" '" 39.7 ,., 576.0 I lG " '" '25 '" 153 ââ â. 1 â" 1 â" 1 â6
635.0 " 1 ěŤ I 045 11 025 80' '" '" f:l13 ] SII2 j S24 r â6 7â9.' '" " 1020 1254 '" '" ''''
U'II IT: MM
ăPE1lATOR REMAA<
WITH W~ENCH
I
wĎâ WOHM GEAA
â饯i
éľ
a â.
1/2' THRU 4â 4â &6â ăvÎľR
nl~Fâgě´S UNIT MM
NO~NAL ENOFLANGES
BOLTHOlE soze
â MM L o 9 â â PCO â d h H n K w ăPERATOfl FEMAfI(;
<{, " '" " " 20.7 6 â 66.5 '" " '" w,rn
WRENCH ν4 " I S0 '" â3
>>, " 62_~ 4 " 06 " '80
" '" "â " '" ,., 69.0 " ⢠g '" 1.1/2 ďźă
2â1 '" 73 2., , .. 11~.5 4 22 '" '" 320
2 m '" '" " 31 .8 6 â 127.0 "" '" â 80 2.1 1l â5 3~0 '30 '" 35.0 ,., 149.0 e " ,0> '" 000
â-3 80 3~ (J "ă ⢠" ,., " 106.0 Îľ" 2" 000
â '00 â~2 273 '" â s ,.. 216.0 e 25 '" 2âe '80
â '00 ~32 273 ⢠" â" " "Îľ o 8 " '" '" '" ;0 ⢠n WITH
5 '" 559 '" '" ââ " "" " " '" '" '"' '" "" WOR~
GEA~
g 200 '" '" '" 620 " 349.0 1Îľ 32 362 â" 300 62.5 226
" 250 '" 508 32â 69.9 " 43~.0 " " '" SBO 500 91.5 '"
" 300 8:;8 559 '" '"⢠, .. ~8Q .0 20 3s '" 5<5 500 1⢠s 330
NOTES â Pressure 900# and âăIve si1.:e 12 inch ě´ 600# aëź ilbove 900# . 1 50ëź .2500# should be made case by case
2 . JIS slandaě tab le drawiëź ě" ěź ěeased by us
sapara ta ly, w han d ienl raq ë ,ed
27
â¡ν9 â@
ě¸pÎąă" section
Κ Κ ν
@ N N N N N V
â 9ë a
25 "ďźďź 011".ââëšź1
"""ââ
âěŹâuâââě¨ âbilv8 0P60 .,;wn .n â-"" Double Block & Bleed νtâ8
Tâ n Selll Slruclur~
.1 .. Îąltlbě¨ 8âŚ:It & 81ttttd vi!âw
.Â- R..-ě´ě¨
--,
Fk:w lXIf\
Th â sys.tem ââlesěâ'JI:l(lla relievfl flKctlSS l>rt!Ssur8 riss ânlhe
body caě´ty of a closed valve dU9 âă ambletě´t temperalure
causing expansion 01 the liquid in the valvs. The relief valV9
is so\ 10 opon at 25 PSI 00 00 v미ves ďź rogardlcss of their
working pressure. Wě ě´ Îšhe Double Seal valve closed, the
relier valve âě I open 3125 PSI <lbove ë´ďź)S1re~ân pressâ e
Thl !> system tunctlons only âmen the 0ăâJble Seal víve Is
cIosed and Ihe i6ăëšźăn valV9 1& ë EO
PLUG VALVE ;5 character;stlc and merits
1. CompJctcJy No Lcakagc
Q) As ě´ěźred Plug and Teflon Slee'le ântect face 10 face gives abâlutely nă ěakage
ø Steam SAAI SlruduM hl'ls ěen designed to Îąmě´"""'''
the controversial point of other plug valvas
(3) As Slaam ě'31 is not exp;>sed extemally ~ dâ 5n'!. ruě
and aě´e 10 Increasallfa span. (Wealhar Proof Type)
2, No Dead Space
Nodaad spaâ in the fluid way can allow full ântrol ě´"""ě´
dose functioo and gives seĎ'i-permanenllife SP""
3.FewAâlJ;,ttenlJnce and Repair needed
<D Năâad space doesn't allow ěd 10 be clogged up
i2l Re-adjusting ci Seal Pressure 미y u5Ăng Aě´âting-BoI1 Aft9r abtaslon OfT&lIon Sleeve glll9s seml-permanenl
sealing funëtion
Q) Metal llb around Port has Self-Clsaning âunctlon Iă
control steamy and solid Ďë teriě liquid
@ Top Entry Iypø can alloâ 10 be f l:!pĂŠl irtld 00 line
29
30
1) CLOSING
The srnallef sizes of Douíďź 50íě"'" .re 벟00 .""ě
oper,â:!d aâ J large 'Ialves have erd:J5ed wealhefproof gaaring, but oparate in the sama mannar, reqlě¨ëź'9 P ěź%ěănatetv morc tums. Tumng the ěerator răë teďź
"'epâug 90 degrees, alě ning lhe seaĂźrëš 51"5
2) COMPRESSING
Tomâ turther, the pug 1oWers, forcing the âals againsl the body and compre3Sing them 10 fil into grooves
\Nith thP. ~ęš p âiě°Iy again~1 thP. hody, i'l â-Îą"Jr1day rTlP.lFIl ë°-metal seat foons 011 oolh sě'"ě´ ĂŚch seaJ prov:dhg double protsction During compressing, the wedging action of lhe plug forreslhe seating slips agailst the valve běŹy
3) OPENING
fĂlring âening ďź the dovetails pull the ě ;>s away from Ihe body
The plug Is guldëź by upper trunnlon and lhen the ě´ug is rotated 90 o,gr.â'ee5, aligning the seating slips In the open positiăΚ'"ě .. ě¸s are complíěyout 01 Ihe lo ....
F IG. K520DBB DOUBLE BLOCK & BL EED PLUG VALVES
Compfetely no leaksge A valve selecl ion is V6r'j impol1am in píroleum industry. An wrong val'le seledion causes the decrease ăě´Income Ihc polě¨tion of product and ihc incrcasc of product linc mainlenanc9 COSI_ In mu'li ëźoducl sy.slerĎvalve should sland cyë a varialioo ě´ fraquant and cě´ě oomě´ etelyin up-stream sealing and down 5eal ing. DOLě´e block and ěźěěŹ "νe â develcped for satisfying a demaěŹ factof ~ě´Icring smtion, I<lnk farm marinc I<<lding ĂĽ:>cks â blcndin!< p.ë
Compfetely no abrasion. DBB valve can do âmě´ěe isolation ě¨hout leakage in a design Îą-e:ssure .and â -.e desian of valve is that a seí dâ~â contacl ě¨th vaâIve body durlng valve openlng or closlng Tne momenl Ihe 1 8ë f of ě´ă sing operalion a seě contacls ě¨Ih boěź the force âllSisls ě´ only pressĎe f_ιÌ A shearing lorce doesnâ1 be suspended. In al l opening handle operatĂOn. a seal in separated form body. and maintain th is state during βug rnâ˘lation. This takes o1f the abrasion of seě end extends a life
Double blocl< & bleed In DBB there a re up-slream seal , down-stream seal , anc beed poinl for each other. 50 as a one valve, âcan substitě´g for two '1ěe and one spoal piece, drain. T he spë drain sends leakage 11ě´ d of \131νe to tank The bIeed system in thě vaiveis insΚě¨ed for proving a ze ăleakagll
Compfete interception When the valve is CIOSedâ a seat place is in surfed ë ,rocnd p"", ďźěŹ bâyân. An elast!cqua:1ty of seal ls âmpressed insido groovo âmploto1y. lI isHsimëźe design wâŚ1ăě´ uSlng sFâăě for fi xing H seal, lina prassura, saal diëź'"ë al or bruta force. Asealing Îą DBB. is perfect and can substil ule for line ě´""
Qu;ck and easy operation 0 .8.81001âs like a gate valve, aě´ d the 0ěźration ě´ DB8 is like a ball valves, bul it is Κalled an ě´ ug valve. Like Iě'. OBB ëse only the meě´ăf each valve for complete sealing The operation mechanism ě´ DBB is an easy operation by ně¨mum rotallon
It is possible to repair on-line 1I is possiDle to insped and slbstituâe a seal in on-line DBB This valve is deěgned for an easy use subslilulion and decreas9 al minimum rQpair Îą::1St.
Operation without a shock Th, 맚eralion mechanism of DBB is a self locking method 50 the forĂŚ offluě - Îą'"Îą:lE!Sn't r<<ate a ě´ěvoIuntamy There aren't p .... g ěawďź line sh<ěâ andtha ri9k ě´wÎą1Ier injur'j. " â'Il" ěze vě°V!l il isn'l IIU neceâ ity fur <l ll<td âŚIggH<lr fa" catctring 1he shâăě´ăëź_ .... 경use of this properties, il is changed Ihat petrolel.lT1 indus!ry bu íness of whole the wor1d llke DB8 10r gOOCI efl'iclency, 1009 1ëť easymaě¨enance and to ..... maintenence ăâ1 dLring using
31
32
âŚu ââ
ěă
~ -â k $;$
Aâ ~ s> -â â --â-
ââi ââ ""' '''''",",00 1)
1â˘
s>
Hand bleed valve l⢠Ă!; the mosl simple mI경ě Jd anong bI8ed syâ>lEms tě¨ IS '0'10ęşźked by hëŠďźnd When the ëźug is cIosed, we open the bleed vaě´lIe tar seeing that sealing IsmalĎ:aineděh8y. Before ěź""ë ďźă@ ě´ě we CIOSe bleed valva â caution 1> Aěood exit faces do'Ml VEě cally and a nuld falls on a fixed hoHow and 310rage, 50 you prevenl privalely ifthe f1 uid is dangerous Îą ~ out of sighl YOIl muě JlĂŠlY atenĂOll 10 goose neçk type Ihe r."nwenll; the leakage of body fluid
Thermal reliefto upstrââam When the ě´uglsdâed.lhermal ělef valve Ălease the fluld to 매ěź_m aulomaticěIyďź when the fluid in clos:ng slate docs a thermal expansion A relief vatve â adapted Ior operaliě¤ 8â 2Ďě pressâŚe
Thermal rellef 10 atmosphere It likes a IhaĎnal re lief to upěroarn ďź but il i6 medialed a fluid emits when Ihe pressure is ăâer 50 psi a nd the place of emission is wait ing nol upstream
Hand bleed valve that has thermal re/ief A hand bleed valve shows a âmplete 3ea~ng aěŠ a thermě rel ief "í" does possible thal i:lny Ihermal eXp<:lnsion emil 10 upslream safely .md automalically. Rcâicl valve is adaÎąed for opera t.ng al25 psi Îącssure A reliel valve is adapled lor opening al 25 psi pressure in alâ valve A rallel va lve In plug.elos9d â ăpened When the pressuěŠ of upstream Is ăver25 psi. Těs system ăâ ra:es ăě´yâ"" ě´ug is clcsed end iso!ation valve is opened. Thermal relief system is desi!TJed lor decrěsing the exoess pressure 01 âdy.ě´e in Ihe cIosed v3:ν'e. This exďźâ$s pressure 15 made when the fluid in valve expands by high sUlTOlJnd lemperalure â"Ďă02'ě´1 aulomatlc D8B need pressure decrease syslem In âdy 1I not. the opening is difficult or a fluid sticks in tâle closed state A" ăĎJ<l OC body bll:lad valve ęšĂŚdâ~k valvl:I\ha1 is tJperdled by plungl:lr opens a bleed valve by coupling cam during Ihe plug valve closing Th is mOrTIEęşźďź ... 미"" of ďźítve can be operated by harě Ďeledric actuata. Th.s system made a âmp~ele automatic ěźstem by reĎ\Ovi ng lhe factor të°ďź h"ĎâEln intervenes in checking seaI. An isoIati>n valve ihat is a selection can be f1xed in open stale to prevenl the miěake ot cheddng sealing by human and prove the perfections 01 DBB valve
Hand bleed valve that has a gage-only if the fluid is lĂquid. A hand bleed valve Is used ěźÎąl'1 necti"â9 wilh 9age jâ)'Ou don t want aě´ cmĂssion 10 almosphÎąc. A gagc always indiCiltoS tho prossurc of body mě aě° ""ââdfor rTll';ěSâuring Ihe 1ěě´nÎľăs d se<lling in tnaly II<I lve â~ You consutt P&NP about the prâ'"Îą"EI chĂŠllQe ttëŠtcanocaë in the ικ""" slale of P&NP OBB \Ialve specific s~ valve. Aftertime passed, Ihe pressure of tx:dy may oe dlanged by hcm, so a lcakago indicalion can bo wrong by lhis
Thermal re/ief valve that has a gage-only ;1 the f1u;d ;5 liquid. The 1heĎ"" ěě \Ia\Ve for decreaslng the Îą."ë'" ě´âdy that can occur by ěat change ě Uβed by connecting a gage for indicating the tightnâs ě´ Sl:lil l. TIlere isn'( a eITlâ siun tu almos!*Jere. 50 it is Ď 1lI:Ices~i ty walet"
recerver s'ětcm the em:ssion pěSëź is adapted to 25 psΚ <oaě´im3>ěěźmlhe ě´ě is dosed. Ihe cam ăěź ffi ďź."ë ăĎ'\alic bleed and lhe nuld can exlt. When Ihe \Ialve Is dosed Îą:rrpleteΚ 1he ejeC1lng fluid muě stop if the ăë fluid is daěerous. it i9 necessary a proper water ~ěâer syâ "m.
ăIperator
Various operation 1001 can be supplied in atlaching va lve .. 5 the demĂŠlnd of customer Alorder, ěease indicale a operation ââ1 that is a demand for the operímg coně´tion of vaâve. and conlact with our sales engineer for more definite operation tă미
WRENCH ăPERATOR
ELECTRIC ACTUATOR
GEAR OPERATOR
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HEAD OFFICE : #711, ACE TOWER, 529-1 GOJANDONG, DANWONGU, ANSANSI, GYEONGGIDO, KOREA
:TEL : 82 31 405 7327 / FAX : 82 31 405 7328
FACTORY : 53, SEONGJUSANEOPDANJIRO 1GIL, SEONGJUEUP, SEONGJUGUN, GYEONGSANGBUKDO, KOREA
:TEL : 82 54 931 7327 / FAX : 82 54 931 7328
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