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321 Stainless Steel Flanges and ASTM A182/ SA 182 F321H Plate Flange

ASTM A182 F321 Flanges

F321 Stainless Steel Flanges Specification

Standards Specification Of : ASTM A182 F321 Flanges
Pressure Rating ANSI 150#, 300#, 400#, 600#, 900#, 1500#, 2500#
Production technique
  • Heat treated, Forged and machined
Most common types Threaded / Screwed / Forged / Plate
Japanese Standards 5K, 10 K, 40 K, 16 K 20 K 30 K, 63 K
Manufacturing Shapes RTJ,FF, Raised Face, Lap-Joint Face, Large Tongue & Groove And Small Tongue Groove, Large Male-Female And Small Male-Female
Size Chart 1/2" to 48"
Flanges Standards MSS S44, ISO70051, EN-1092, ANSI/ASME B16.5, B16.47 Series A & B, ASME B16.48, ASME B16.36, DIN, BS1560-3.1, API7S-15, API, ISO, UNI, AWWA C207, IS 2062, EN1092, API7S-43, API605, BS4504


ASTM A182 Gr F321H Flanges Equivalent

STANDARD WERKSTOFF NR. UNS JIS BS GOST AFNOR EN
SS 321 Flanges 1.4541 S32100 SUS 321 - 08Ch18N10T - X6CrNiTi18-10


SS 321 Flange Chemical Composition

Grade C Mn Si P S Cr Mo Ni N Ti
SS 321Flanges 0.08 max 2 max 0.75 max 0.045 max 0.030 max 17 – 19 - 9 – 12 0.10 max 5xC min
0.60% max


Stainless Steel 321H Flange Mechanical Composition

Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
8.0 g/cm3 1454 °C (2650 °F) Psi – 75000 , MPa – 515 Psi – 30000 , MPa – 205 35 %