ANSI Alloy steel BL(S) LB2500 1Type:Alloy steel flange 2.Material: ... 3.Cert:ISO9001:2008,TUV2010, PED2010 ANSI Alloy steel BL(S) LB25001. Type: WN, SO, SW, LJ, BL, ... DN2000 5. Pressure: PN6-1606. Marking: According to client’s Requirement7. Painting: yellow varnish, black paint. Rust oil ... round cake,square of categories,deep punchingtype,step shaft,ring class,gear and so on)14.Production Process: 1 ...