Production range:Flat washer
Standard:
DIN125A/B DIN9021 DIN440R/V DIN7349 DIN1440 DIN126 din1052 DIN436 ISO7089
DIN433 DIN134 DIN1441 DIN436 DIN1052
NFE25513/25514 NFE25511
BS4320 BS3410
USS SAE ASME B18.21.1
JIS1256
Material: A2-304 A4-316
Hardness:HV140-300
Size:M2-M52






