... include:1. Fixed jaw plate;2. Swing jaw plate;3. Upper cheek plate;4. Lower cheek plate;5. Toggle plate.6. Toggle seat. ... , chemical industry, cement and so on.Material: High manganese steel: Mn13%, Mn18%, Mn24%;High chromium iron: Cr20, Cr24 upCarbon ... , depending on the application: Manganese, Chrome, Bronze, Stainless Steel, Heat Resistant, Abrasion Resistant. High Manganese Steel Jaw Plate