... contain bolts,screws,nuts,washers and etc. Material: Super duplex stainless steel,Hastelloy ,Monel,Incoloy,Zirconium alloy and ... client’s requirement.Forging that ZENT can offer contain marine shaft,Power Plants Equipment shaft,mining machinery and ... station, pressure vessel, metallurgy & mine, marine and aerospace fields. Excellent corrosion resistance N08904 904L super duplex stainless steel pipe