ASME SA182 F321 Forged LWN Flanges Type of flanges:
Slip on flanges
Welding Neck flanges
Blind flanges
LWN Flanges
Anchor flanges
Orifice flanges
Delivery Standards & sizes:
ANSI 16.5 1/2" to 24"
ANSI B 16.47 Series A 26" to 60"
ANSI B 16.47 Series B 26" to 60"
Special flanges according drawing
Materials:
Carbone steels, stainless steels, duplex steels, alloy steels, nickel alloy steels, non-ferrous materials and Titanium.
Carbon steels:
A105, A266 Cl1 to Cl4, SA765 Gr.2
A372 Gr.A / Gr.B
A350 LF2 Cl1 to Cl3 for low temperature service
A516 Gr.60 and Gr.70
S45C
A738C / S355J2 / 1.0577
Alloy steels (for machine building)
42CrMo4 (Q+T) / AISI 4140 / DIN EN 1.7225
25CrMo4 /AISI 4130 / DIN EN 1.7213
34CrNiMo6 /AISI 4340/ DIN EN 1.6582
AISI 8660 Tripel Alloy Steel
High strength /high yield carbon steels
A694 F42, F45, F52, F55, F60, F65, F70
Austenitic stainless steels
A182 F304 / 304L (UNS S30403), F310 (UNS S31000)
A182 F316/316L (UNS S31603), F316Ti, F317/317L (UNS S31703)
A182 F321 (UNS S32100), F347 (UNS S34700)
A182 F44 (254SMO), 904L (UNS N08904)
17-4 PH, 15-5 PH (SUS 630)
Ferritic stainless steels
A182 F429, F430, F440A
Martensitic stainless steels
A182 F6a, A182 F6NM
Low alloy steels
Ferritic alloy steel forgings for high-pressure and high-temperature parts, such as boilers and pressure vessels.
A182 / A336 F1, F5, F9, F91, F92
A182 / A336 F11, F12, F22, F23
A508 Cl.2 / Cl.3
Duplex and superduplex
A182 F51 (UNS S31803), A182 F60, F53 (UNS S32750)
Nickel alloys
Alloy 20, Alloy 59, Alloy 400, Alloy 625, Alloy 800/800H/800HT, Alloy 825
For Copper Alloys, Aluminum and Titanium
Note: EN/DIN Norms are not mentioned in this survey as there is no such thing as an equivalent matching chemical composition 100%.
A508 Gr.3 Cl.1 might be used for the German WB36. A350 LF2 could be used instead of P280GH.
In every case the proper ASTM/ASME/AISI material grade has to be discussed.
*This list is not exhaustive and no responsibility is taken for the correctness of this information.
