Heavy Duty?Compression Springs1.Product introduction of the heavy duty compression springsWe offer a variety of heavy duty compression springs?for a range of applications. All our heavy duty compression springs?are constructed of high strength steel materials with galvanized coating for long tern service.●?High strength steel material for long tern service●?Heat treatment provides for the best performance and quality●?Ground at both ends to ensure straight,Website:http://www.springmanufacturerchina.com, consistent and accurate operation●?Offers a total cost approach_________________________________________________________________________ 2.Product Specification of the heavy duty compression springs Item heavy duty compression springsWire Diameter wire sizes ranging from .008" up to .312"Type CylinderOEM OfferedMaterial 302 stainless steelFinish PlainWire Type roundTolerance? 0.01-0.1mmApplication HardwarePlace of Origin ChinaSample t......url:http://www.springmanufacturerchina.com