NW Long Weld Neck Flanges
Tube OD sizes: 3/8 to 2 inches
Materials:
Flange: 304 or 316L stainless steel
O-rings: Viton, Buna, & silicone
Fasteners: Wingnut, SureSeal, bulkhead & EVAC clamps
Vacuum range
Elastomer seal: >=1 x 10^-8 Torr - High vacuum
EVAC metal seal: >=1 x 10^-11 Torr - UHV
Temperature range
Viton: -20°C to 200°C
Silicone: -50°C to 230°C
Buna: -30°C to 110°C
EVAC metal seal: -270°C to 150°C
Coating : Rust-Proof oil , yellow paint , galvanizedÂ
FLANGE STANDARD |
PRESSURE RATING | TYPE | FACING | MATERIAL |
ANSI B16.5 | CLASS 150 300 400 600 900 1500 2500 LBS | SO WN SW TH LJ BL LWN | RF FF RTJ etc |
ASTM SA105/105N A350 LF2 CL1/CL2 A694 F45/52/65, s235jr C22.8; A182 F304/304L A182 F316/316L A182 F317L A182 F310 F321 F347;Â A182 F5 F9 F11 F51 F53 F55 F60 F304H F316H F317H, C276 INCONLE 600 625; and etc.. |
ANSI B16.47-A MSS | CLASS 150 300 400 600 900 LBS | WN BL | ||
ANSI B16.47-B API | CLASS 75 150 300 400 600 900 LBS | |||
ANSI/ASME B16.36 | CLASS 300 400 600 900 1500 2500 LBS | ORIFICE | ||
ANSI/ASME B16.48 | CLASS 150 300 400 600 900 1500 2500 LBS | FIG.8 SPACER AND BLANK SPECTACLE | ||
AWWA C207 | CLASS B & D TABLE 2/3, CLASS E TABLE 4 | SO PL BL | ||
EN 1092-1 | PN 2.5 6 10 16 25 40 63 100 160 250 320 400 | PL LOO BL WN SO TH | ||
BS 4504 | PN 2.5 6 10 16 25 40 | PL WN TH BL SO | ||
DIN | PN 6 10 16 25 40 | PL WN TH BL LOO SO | ||
UNI | PN 6 10 16 25 40 | PL WN TH BL LOO | ||
SABS/SANS 1123 | CLASS 600 1000 1600 2500 4000 KPA | WN PL TH SO BL | ||
JIS B2220/KS | 5K 10K 16K 20K 30K 40K | SOP/PL SOH/SO BL | ||
GOST | PN 1 1.6 2.5 4 6.3 10 | PL WN BL | ||
AS | TABLE D E F H | PL SO BL |
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NW Long Weld Neck Flanges
Tube OD sizes: 3/8 to 2 inches
Materials:
Flange: 304 or 316L stainless steel
O-rings: Viton, Buna, & silicone
Fasteners: Wingnut, SureSeal, bulkhead & EVAC clamps
Vacuum range
Elastomer seal: >=1 x 10^-8 Torr - High vacuum
EVAC metal seal: >=1 x 10^-11 Torr - UHV
Temperature range
Viton: -20°C to 200°C
Silicone: -50°C to 230°C
Buna: -30°C to 110°C
EVAC metal seal: -270°C to 150°C
Coating : Rust-Proof oil , yellow paint , galvanizedÂ
FLANGE STANDARD |
PRESSURE RATING | TYPE | FACING | MATERIAL |
ANSI B16.5 | CLASS 150 300 400 600 900 1500 2500 LBS | SO WN SW TH LJ BL LWN | RF FF RTJ etc |
ASTM SA105/105N A350 LF2 CL1/CL2 A694 F45/52/65, s235jr C22.8; A182 F304/304L A182 F316/316L A182 F317L A182 F310 F321 F347;Â A182 F5 F9 F11 F51 F53 F55 F60 F304H F316H F317H, C276 INCONLE 600 625; and etc.. |
ANSI B16.47-A MSS | CLASS 150 300 400 600 900 LBS | WN BL | ||
ANSI B16.47-B API | CLASS 75 150 300 400 600 900 LBS | |||
ANSI/ASME B16.36 | CLASS 300 400 600 900 1500 2500 LBS | ORIFICE | ||
ANSI/ASME B16.48 | CLASS 150 300 400 600 900 1500 2500 LBS | FIG.8 SPACER AND BLANK SPECTACLE | ||
AWWA C207 | CLASS B & D TABLE 2/3, CLASS E TABLE 4 | SO PL BL | ||
EN 1092-1 | PN 2.5 6 10 16 25 40 63 100 160 250 320 400 | PL LOO BL WN SO TH | ||
BS 4504 | PN 2.5 6 10 16 25 40 | PL WN TH BL SO | ||
DIN | PN 6 10 16 25 40 | PL WN TH BL LOO SO | ||
UNI | PN 6 10 16 25 40 | PL WN TH BL LOO | ||
SABS/SANS 1123 | CLASS 600 1000 1600 2500 4000 KPA | WN PL TH SO BL | ||
JIS B2220/KS | 5K 10K 16K 20K 30K 40K | SOP/PL SOH/SO BL | ||
GOST | PN 1 1.6 2.5 4 6.3 10 | PL WN BL | ||
AS | TABLE D E F H | PL SO BL |
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Moving Sidewalk,Moving Walk,Commercial Escalator
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