... elongation; 5.Length available: according to the customers'request 6.Safety factor: 5:1, 6:1, 7:1 7.According to ... , power plant,oil pipeline and other mining and construction of key projects, We also export to Southeat Asia, Europe and Unite ... program designed, produced many high quality products meet customers’ satisfaction.“Safety first, won quality” is the tenet of our work;“Honesty ...