4.8
Grade 4.8 bolts: tensile strength is 400MPa, yield strength is 320MPa. It is generally used for occasions with low strength requirements, such as some simple furniture assembly and non-load-bearing structure connection in interior decoration.
Grade 4.8 bolts: tensile strength is 400MPa, yield strength is 320MPa. It is generally used for occasions with low strength requirements, such as some simple furniture assembly and non-load-bearing structure connection in interior decoration.
