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Washer | ||||||
| Type | flat washer | spring washer | lock washer | |||
| Material | Q235,35#,etc. | 65Mn,60Si2Mn,etc. | 60Si2Mn,65Mn,etc. | |||
| Size | M1.6-M64 | M2.1-M48.5 | M1.6-M64 | |||
| Hardness | 100HV,200HV,300HV | HRC42-45 | HRC41-46 | |||
| Finish code | Plain,Zine-plate,Dacromet,etc. | Passivate,Zine-plated,Phosphate,etc. | Antirust,etc. | |||
Flat washer
Spring washer



