1.Standard length is 27.5m per piece,we also can produce according to your requirement .
2.Material :alloy steel ,generally including 20Mn2, 20MnV, Q235 carbon steel, or aoording to your requirement
3.Grade :U2&U3
4.Surface treatment: self color, black oxide, zinc galvanized, or according to customer's requirement.
5.The tension beak load conforms to National Standard.
6. Studless anchor chains. Specification: 16-50mm, mainly adapt to vessels, fish net tenesmus, mine, municipal engineer, new established garden decoration
7. Production process: 1 material cutting 2 heating 3 curving 4 welding 5 thorn cutting 6 pressing 7 heating treatment 8 Blind bolts 9 polishing 10 painting