Grade
ASTM A105, A181, A182, A149, A234 GR WPB, A350 LF, A403 WP, A420 WPL
As per dimensions: ANSI B36.10, B36.90, B16.9, B16.11 & B16.28
Form
Joint Flanges, MS Flanges, Big Scale Flanges, Threaded Flanges,
Lap Joint MS Flanges, Raised Face MS Flanges, Back Up MS Flanges,
Blind Flanges, SORF Flanges, DIN Flanges
Size
15 NB to 750 NB
Class
150, 300, 600, 900 & 1500 LBS
Specification
ANSI B16.5
Types
SORF, WNRF, BLRF, SWRF, Lap Joint, Threaded, Reducing Flanges
Size
15 NB to 500 NB
Class
ASA 150, 300, Table D, E, F, H, DIN, ND-6, 10, 16, 25, 40
Specification
IS 2002, ANSI B16.5
Types
SORF, BLRF, Lap Joint & Spectacle Flanges