... -250mm 2.grade:U2,U3,CM490,CM690 3.standard:NK,DNV,LR,ABS,CCS 4.stable quality and best price We ... the eight profession engineers of high strength steel wire,and five QC to keep the products good quality so ... 10 years ,next we introduce the products as follows:Anchor chain steel for marine use1.size:11mm-250mm.2.grade: ... ,LR,ABS,CCS.If you have any demands and questions,pls don't hesitate to contact me.