Anchor bolts of rail fastening are used to connect rails and their elements to concrete.
Standard Reference: NF F50-010 DIN529 ISO898-1
Dia Type: M18,M20,M22,M36,(M16-M48)
Finish: Plain & Oiled,Oxide Black,Zinc Plated,Hot Dip Galvanized, etc
Grade: 4.6,5.6,8.8
Raw Material: Low Carbon Steel,Medium Carbon Steel,Alloy Steel
Material: Q235 Grade: 4.6, 5.6, 8.8
Surface: Plain, black painting or upon customer's requirement
Type: L type,J type, I type, curve bolt, or the type by customer's drawings