This standard specifies the structure, technical requirements, inspection methods, inspection rules, marking and packaging of bending testing machines. This standard is applicable to bending testing machines for repeated bending tests of metal wires with sample diameters (including special-shaped sections) of 0.3 mm to 10 mm and metal plates and strip plates with a thickness of no more than 3 mm.
JB/T 9371-1999 history
2013JB/T 9371-2013 Reverse bend testing machines.Specification
1999JB/T 9371-1999 Specifications for the reverse bend testing machines