1.SIZE:1/2"--64"

  Standard:(1)ANIS B16.5/B16.47(A/B)(75LB--2500LB):Blind/Slip-on/Welding Neck(sch5s-schxxs)/Socket Welding/THreaded/Lap Joint/Long Welding Necks Flanges

(2)ASME B16.36 ORIFICE FLANGES/B16.48

(3)EN1092-1 Flanges

(4)DIN FLANGES:PN6(DIN2573,2527,2631).   PN10(DIN2576,2527,2632)

                       PN16(DIN2543,2527,2633).  PN25(DIN2544,2527,2634)

                       PN40(DIN2545,2527,2635).

(5)JIS 5K,10K,16K,20K,30K.

(6)UIN 6083,6085(2285),6089,2281,2283,2277,2278,2290,2291 ECT

2.MATERIALS:(1)Alloy Steel:(A182 F1/F5/F9/F11/F22/F51/F91,15CrMo,1Cr5Mo,12CrMoV ECT)

   (2)Stainless Steel(A182 F321/F316/F316L/316Ti/F304/F304L,OCr18Ni10Ti,0Cr17Ni12Mo2(Ti),

    0Cr17Ni10,0Cr18Ni9,1.4403,1.4404,1.4406,1.4407,1.4541,1.4571 ECT)

   (3)Carbon Steel:(A350 LF2,16Mn,Q235,Q355,20#,A105,A694 F52/F65,A516-GR65/70,C22.8/

   P250GH,P245GH,P280GH,P265GH ECT)

3.Certificate:ISO9001-2008,TUV,API

4.Packing:wooden case and plywood pallet,steel cage.