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Description:
auto suspension springwe have 10years manufactureing experiance
certificate:ISO9001:2000, ISO16949:200
autosuspension spring
LIHUANspring facotry, specialize in kinds of spring manufactureandsales.
We can design for customer
autosuspension coil springs , ends: closed not ground, Shotblasting : Strengthening ≥0.35A;Covrage ≥ 90% Surface treatment:paiting-drying Heat Treatment Hardness :HRC47~52
suspension spring:
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