1. Hardness:41-47HRC
2.Material:60Si2Mn
3.Standard:TB565-76
4.Type:single spring& double spring
5.Certificate:IOS9001:2008
Spring steel flat washers:
Type | Material | Model | Hardness | Standard | Finish code |
Flat washer |
Q235 35# |
M1.6-M64 | 100HV 200HV 300HV |
TB/T1495.4-92 | Plain, Zinc-plate Dacromet, etc. |
Spring washer | 60Si2Mn | M3-M48 | HRC42-50 | TB565-76 | Passivate, Zinc-plated etc. |
Lock washer | 60Si2Mn | M3-M48 | HRC41-46 | TB/T1495.4-92 | Antirust processing |
Zinc alloy flat washer | Q235 | 6*25*50 | Standard | TB/T1495.4-92 | Antirust processing |
Dacromet | Q235A | 6*25*50 | Standard | TB/T1495.4-92 | Antirust processing |
Xinxiang City Luda Machinery Co., Ltd. engaged in manufacturing clips, bolts, screw spike, rubber pads and other railway products. In recent years, our company has introduced advanced production equipments and technicians continuously. We are one of the famous companies in China and are able to bid for large and medium-sized projects from the Ministry of Railways. We have been among the top rank in the production scale and the market share.
Certificate:
Flat washer
Spring washer
