Our company specializes in producting the piston rod plating. and exports to Europe, the United States and other countries. We could supply complete specifications of products. the length range: 1m-10m, the diameter scope: 10mm_200mm. we have complete quality test system, The salt spray test of 9 grade standard product could conduct 80hours, when the product special standard is in 9 grade, the salt spray test conducts 100 hours. The surface roughness is less than 0.2, the hard is bigger than 850 degree. We also machine different piston rod plating according to customers' needs.