Standard or Nonstandard
Standard
Wall thickness
SCH 5s-SCH XXS
Standard
ASTM DIN EN BS JIS GOST etc.
Name
ANSI b16.5 astm a105 a105n nace mr0175 blind flange
Surface treatment
cnc machined
type
weld neck, slip on, blind, threaded, socket weld, so on
Material
A105 A350LF2, A694 F60,A694 F52,A694 F65 etc