Can I buy a train ticket with my social security card?

Legal analysis: you can't buy train tickets with social security cards, which are not within the scope of valid documents. Valid identity documents include: resident ID card, temporary id card, residence booklet, travel permit, military security card, military officer's card, armed police officer's card, soldier's card, military cadet's card, retired military cadre's card, valid passport that can be used according to regulations, Hong Kong, Macao and Taiwan residents' residence permit, Hong Kong and Macao residents' travel permit to and from the mainland, Hong Kong and Macao pass and Taiwan Province residents' mainland pass.

Legal basis: Article 5 of the Measures for the Administration of Real Name System of Railway Tickets: If real-name registration system purchases tickets, the ticket purchaser shall provide the original or photocopy of the valid identity certificate of the passenger. If the ticket is purchased by real name through internet or telephone, the ticket purchaser shall provide true and accurate information of valid identity documents of the passenger; When picking up the ticket, the original or copy of the valid identity certificate of the passenger should be provided. If the original or photocopy of valid identity documents cannot be provided, the railway transport enterprise has the right to refuse to sell tickets.