Standard or Nonstandard
Standard
Wall thickness
SCH 5s-SCH XXS
Standard
ASTM DIN EN BS JIS GOST etc.
Name
class 150 300 600 2500 api 6a wn rtj ansi flange dimension
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