Related introduction of ANSI B16.48 pn16 mild steel/ stainless steel spectacle figure 8 Blind Flange
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Flange type |
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Welding neck |
Slip on |
Blind |
LWN(Long welding neck) |
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Lap joint |
Socket welding |
Threaded |
Plate flange/Flat flange |
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Orifice flange |
Anchor flange |
Forgings |
Spectacle Blind (spade and spacer) |
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According to customer’s requirement or drawing |
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Standards |
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ANSI B16.5 1/2"-24" |
ANSI B16.47 "A"(MSS SP44) 26"-60" |
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AWWA C207 4"-120" |
ANSI B16.47 "B"(API 605) 26"-60" |
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B16.36 1"-120" |
BS 3293 26"-48" |
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BS4504 1/2"-80" |
DIN/ EN1092-1 1/2"-160" |
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JIS/KS 1/2"-60" |
API 590/B16.48 1/2"-24" |
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Non-standard(customer's design) |
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Material |
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Carbon steel(A36, A105, A266, ST37.2, C22.8, S235JR, S275JR, S355JR) |
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Plate material(A515 Gr60/70,A516 Gr60/70,A285GrA B C,A240 304,A240 316) |
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Low Temp Carbon steel (A350 LF2 ,A350 LF3) |
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High Yield Carbon steel (A694 F42/F46/F52/F56/F60/F65/F70) |
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Stainless steel (A182 F304/L, F304H, F316/L, F321) |
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Low alloy steel (A182 F1, F5,F9,F11, F12, F22) |
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what we can offer of steel mild steel / stainless steel flanges :
TYPES OF FLANGES
The most used flange types in Petro and chemical industry are:
SPECIAL FLANGES
Except the most used standard flanges, there are still a number of special flanges such as:
