PN H74701-1989
Valves and pipelines Steel flanges for nomina? pressure to 40 MPa Reguirements

Standard No.

PN H74701-1989

Release Date

1989

Published By

PL-PKN

Latest

PN H74701-1989

PN H74701-1989 history

• 1989 PN H74701-1989 Valves and pipelines Steel flanges for nomina? pressure to 40 MPa Reguirements