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Welding Neck Flange(WN)

Welding Neck Flange(WN)
Welding Neck Flange(WN)
Product name : Welding Neck Flange(WN)
Item :
Details :

Welding Neck Flange(WN)
     Standards 
              ASME/ANSI B16.5，ASME/ANSI B16.47,API 605, EN1092-1,DIN 2631，2632,2633,2634,2635,2637,JIS B2220，
       BS 4504,BS10 TABLE D/E,GOST 12821-80,SABS 1123


      Material

  ASTM A105,A105N,A350-LF2

  ASTM A182-F12,A182-F11,A182-F5

  ASTM A182-F304,A182-F304L,A182-F316,A182-F316L

  

WN Flange facing type&pressure rating class

WN Flange Facing Type

Pressure Rating Class(PN,MPA)

RF

1.0-25.0

MFM

1.0-16.0

TG

1.0-16.0

RJ

6.4-25.0

FF

1.0-1.6


     Coating:Yellow paint;rust-proof oil
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