Size Range:
Flanges 3/8″ to 36″ (DN10 to 900).

Flanges Specification & Types:
ASME / ANSI B16.5
ASME / ANSI B16.47
ASME / ANSI B16.36
JIS B2220 / B2291
BS 4504 SEC 3.1
BS 4504 (PART-1)
BS1560
BS 10
DIN FLANGES
AFNOR NFE 29-203
Pr EN 1092-1 FLANGES
ASME / ANSI B16.9 / MSS SP-43