Spectacle Blind Flanges
Separating one part of a line from another requires a spectacle blind, able to switch from closed to open and back again. Bleed rings provide a means to release pressure from the pipe through a controlled opening.
Materials used:
Carbon Steel:
ASTM A105, A350 LF1,LF2 CL1/CL2 LF3 CL1/CL2, ASTM A694 F42,F46,F48,F50,F52,F56,F60,F65,F70
Stainless Steel:
ASTM A182 F304/304L, F316/316L, F316H,F316Ti,F321,F44(UNS S31254)
Alloy Steel:
ASTM A182 F1,F5/a,F9,F11,F12,F22,F91
Duplex&Super Duplex Steel:
ASTM A182 F51/UNS S31803,F53/UNS S32750 F55/UNS S3260
Special Alloy Steel:
Monel400,Inconel 600, Inconel 625, Inconel 800, Inconel 825, chrome-moly
Materials : Nickel Alloy Spectacle Blind Flanges
Standard:
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ASTM / ASME SB 564 / 160 / 472
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UNS 10276 (HASTELLOY C 276 Spectacle Blind Flanges)
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UNS 2200 (NICKEL 200 Spectacle Blind Flanges)
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UNS 2201 (NICKEL 201 Spectacle Blind Flanges)
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UNS 4400 (MONEL 400 Spectacle Blind Flanges)
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UNS 8020 (ALLOY 20 Spectacle Blind Flanges)
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UNS 8825 INCONEL 825 Spectacle Blind Flanges)
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UNS 6600 (INCONEL 600 Spectacle Blind Flanges)
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UNS 6601 (INCONEL 601 Spectacle Blind Flanges)
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UNS 6625 (INCONEL 625 Spectacle Blind Flanges)
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Copper Alloy Spectacle Blind Flanges
ASTM / ASME SB 61 / 62 / 151 / 152.
C 70600 (CU -NI- 90/10) - Cupro Nickel Spectacle Blind Flanges
C 71500 (CU -NI- 70/30) - Copper Nickel Spectacle Blind Flanges
UNS NO. C 92200, UNS NO. C 83600, UNS NO. UNS NO C 10100,
C 10200, C 10300, C 10800, C 12000, C 12200 Duplex Steel Spectacle Blind Flanges
ASTM / ASME A/SA 182 UNS F 44, F 45, F51, F 53, F 55, F 60, F 61. Alloy Steel Spectacle Blind Flanges - AS Spectacle Blind Flanges
ASTM SA 182 F1/F5/F9/F11/F22/F91 Carbon Steel Spectacle Blind Flanges - CS Spectacle Blind Flanges
ASTMA 105 Gr. F42/46/52/56/60/65/70 Low Temperature Carbon Steel Spectacle Blind Flanges - LTCS Spectacle Blind Flanges
A350 LF2/A350 LF3 Value Added Services
Hot Dip Galvanizing - Electro polish
Test Certificate
Mill Test Certificate as per EN 10204 / 3.1B Duplex Stainless Steel : Duplex Stainless Steel Spectacle Blind Flanges
Duplex SS Spectacle Blind Flanges
ASTM A 182 - Spectacle Blind Flanges
F 51 UNS S31803 Spectacle Blind Flanges
S32750 Spectacle Blind Flanges
S31500 Spectacle Blind Flanges
ASTM / ASME A/SA 182 UNS Spectacle Blind Flanges
F 44 Spectacle Blind Flanges
F 45 Spectacle Blind Flanges
F51 Spectacle Blind Flanges
F 53 Spectacle Blind Flanges
F 55 Spectacle Blind Flanges
F 60 Spectacle Blind Flanges
F 61 Spectacle Blind Flanges Copper Nickel Spectacle Blind Flanges - Cu-Ni Spectacle Blind Flanges
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