Hot Coiled Spring

Hot coil spring (hot wound spring), also known as large spring, because the spring diameter is very large, hot coil diameter to 16-200mm, the production process using hot roll process. Giant spring is easy to twist after heating forming, less resilience, after quenching and tempering. Spring used in national defense, marine, aerospace, railway, nuclear power, wind power, thermal power, construction machinery, mining machinery, construction machinery, elevators steel plant and power plants and other equipment.
Shuangyuan produce hot coil spring with wire diameter from 15mm to 90mm.
Good quality.
Surface treatment can be: powder coating, painting, plating, Dacromet, etc. or according to user requirements.
Material:
Alloy spring steel: 60Si2MnA, 50CrVA, 4Cr13, 60Si2CrA,
load capacity: 500N - 1 million N

Anti-vibration spring
Anti-vibration spring
box spring for rail vehicles
box spring for rail vehicles
construction machinery spring
construction machinery spring
high pressure switch spring
high pressure switch spring
locomotive spring for railway
locomotive spring for railway
locomotive spring
locomotive spring
safety valve spring
safety valve spring

Xiamen Shuangyuan Springs Co., Ltd copy right @2006-2008
Address: Defenghang Industrial Zone, Dongfu Town, Haicang District , Xiamen Fujian, P.R.China
Tel: +86(592)5254186 +86(592)5289710 Fax: +86(592)5513310
Email: shuangyuan@springinchina.com  rosecn888@gmail.com