Min. Order Reference FOB Price
1 Set US$1,000.00-50,000.00 / Set
Product Description
Specification: Diameter: Φ 45mm-Φ 200mm L/D ratio: 16-35 High quality 38CrMoAla material Nitration surface treating The compression ratio of screws can be designed according to different products and ingredients Base Materials: (1)38CrMoAlA(JIS SACM645) (2)42CrMo(AISI 4140) ...