TB/T 421-1975
Sliding bed plate for standard gauge railway turnout (English Version)

Standard No.

TB/T 421-1975

Language

Chinese, Available in English version

Release Date

1975

Published By

Professional Standard - Railway

Latest

TB/T 421-1975

Replace

TB 421-1964

TB/T 421-1975 history

• 1975 TB/T 421-1975 Sliding bed plate for standard gauge railway turnout
• 0000 TB 421-1964