... 17223-1, DIN EN 10270-1, JIS G 3521-1991, GB 4357-89 1.Steel Grade/Material: 45#, 42A, 42B, 60 ... , Q195, Q235, 12L142.Diameter/Size: 0.20--12.00mm3.Standard: GB 4357-89, JIS G 3521-91, DIN 17223, EN 10270 ... , GB 3206-82, YB/T 5005-934.Chemical Composition MaterialCarbon%Silicon% ... : 0086-186-5117-4066Skyp: shelly_wire Wire Spring Diameter 1.40mm 2.20mm