
1.GL,LR,ABS,BV,CCS,NK certificate.
2.Material: Alloy,Cu,Ni-Al bronze,Mn-Al bronze
3.Ones warranty.customerizd sized
Material: Alloy,Cu,Ni-Al bronze,Mn-Al bronze
Size: as the customers' request.
Blade: 3.4.5.6
Certificate: ABS. BV.CCS.DNV.GL.KR.NK.LR.RINA etc.