Standard or Nonstandard
Standard
Standard
ASTM DIN EN BS JIS GOST etc.
Name
ASTM a694 f70 steel flange class 800 threaded boss 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