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mine machinery spring
| material | 60i2Mn | wire diameter | 30mm |
| outside diameter | 223mm | length | 458mm |
| surface treatment | black coating | number of coils | 8.5 |
huge compression spring
used in mine machie,constructing machine such as crusher
material:spring steel
wire diameter arrange from 0.08-60mm
surface treatment:black coating
drawings and samples are accepted
high quality,reasonable price,great service
mine machinery spring,railway spring