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Gasket

Spiral Wound Gasket (Semi-metallic)
구조는 W자형 단면으로 금속성 박판(Hoop)과 비금속재료(Filler)를 겹쳐 나선형으로 감아 Spot 용접으로 견고하게 고정한 형태로서, 내열,내압성과 온도변화에 대하여 우수한 성능을 가지고 있어 원자력발전, 일반 석유정제, 석유화학까지 폭넓게 사용됨
설명

Spiral Wound Gasket Type

기본형 내륜형
(Inner Ring)
외륜형
(Outer Ring)
내,외륜형
(In & Outer Ring)
 
 
Hoop Material
Material Abbreviation Max. Temperature
[ ℃ ]
Color Code - ASME B16.20
Carbon Steel CRS 540 Silver (은색)
304 SS 304 760 Yellow (노랑색)
316 L SS 316 L 760 Green (녹색)
347 SS 347 925 Blue (파란색)
321 SS 321 760 Turquoise (옥색 혹은 하늘색)
Ni-Cu
Monel 400
Grade 400
Mon 820 Orange (오렌지색)
Nickel 200 Ni 760 Red (붉은색)
Titanium Ti 1,090 Purple (자주색)
20 Cb-3 Alloy A-20 760 Black (검은색)
Ni-Mo
Hastelloy B
Grade B2
HAST B 1,090 Brown (갈색)
Ni-Mo-Cr
Hastelloy C
Grade C-276
HAST C 1,090 Beige (베이지색)
Ni-Cr-Fe
Inconel 600
Grade 600
INC 600 1,090 Gold (금색)
Ni-Cr-Fe-Ti
Inconel X-750
Grade X-750
INX 1,090 No Color (색상없음)
Ni-Fe-Cr
Incoloy 800
Grade 800
IN 800 870 White (흰색)
 
Filler Material
Material Abbreviation Max. Temperature
[ ℃ ]
Color Code - ASME B16.20
Non-Asbestos N.A 250 No Stripe (띠 없음)
Polytetrafluoroethylene PTFE 250 White Stripe (흰색 띠)
Mica-Graphite M.G 1,000 Pink Stripe (분홍 띠)
Flexible-Graphite F.G. 650 Gray Stripe (회색 띠)
Ceramic CER 1,100 Light Green Stripe (연두색 띠)


 
Gasket Compressed
Thickness
Ring(s)
Inner & Outer
KUKIL
NO.
Thickness Tolerances
A 3.2 ± 0.13 2.3 ~ 2.5 2.0
B 4.5 ± 0.13 3.2 ~ 3.4 3.0
C 6.4 ± 0.13 4.6 ~ 5.1 4.0
D 7.2 ± 0.13 5.1 ~ 5.6 5.0
  ASME B16.20 Tolerances
[ mm ]
ANSI B16.5 ANSI B16.47-A ANSI B16.47-B
D1 1/2" ~ 3"
4" ~ 24"
-
-
-
26" ~ 60"
-
-
26" ~ 60"
± 0.8
± 1.5
± 3.0
D2 1/2" ~ 8"
10" ~ 24"
-
-
-
-
26" ~ 34"
36" ~ 60"
-
-
26" ~ 34"
36" ~ 60"
± 0.4
± 0.8
± 0.8
± 1.3
D3 1/2" ~ 8"
10" ~ 24"
-
-
-
26" ~ 60"
-
-
26" ~ 60"
± 0.8
+ 1.5 / - 0.8
± 1.5
D4 1/2" ~ 24"
-
-
26" ~ 60"
-
26" ~ 60"
± 0.8
± 0.8