How Can You Repair Pewter?

How Can You Repair Pewter? Pewter is a soft, low-melting alloy that, in the past, contained lead. According to the Worshipful Company of Pewterers, modern pewter is lead-free and contains between 91 and 95 percent tin. While old and antique pewter items are notoriously difficult to repair, modern pieces can be repaired using pewter solder.