Gold Index: 12708
Zhoushan Shenglong Machinery Co.,Ltd. [China (Mainland)]
Business Type:Manufacturer City: Zhoushan Province/State: Zhejiang Country/Region: China (Mainland)
Barrel and Barrel Assembly parts
shenglong
.Material:High quality alloy steel 1)38CrMoAlA 2)9Cr18MoV2.Technics:1)Heat-treatment 2)Nitriding trea
2013-05-17