CSN 13 1247-1964
Loose flanges and welding-neok collars — Np 250

Standard No.

CSN 13 1247-1964

Release Date

1964

Published By

CZ-CSN

Status

Withdraw

Latest

CSN 13 1247-1964

CSN 13 1247-1964 history

• 1964 CSN 13 1247-1964 Loose flanges and welding-neok collars — Np 250