DN25 din pn16 dn80 stainless steel pipe fittings plate flat flange f304/304L rf ff DN25 din pn16 dn80 stainless steel pipe fittings plate flat flange f304/304L rf ff Material Carbon Steel ASTM A105, LF2, CL1 / CL2 16MN,20# Stainless Steel ASTM A182, F304 / 304L, F316 / 316L,A182F317/317L,A182F310,F321,F347,316Ti Alloy Steel ASTM A182 A182 F12,F11,F22,F5,F9,F91,F51,F53,F55,F60,F44,F304H,F316H,F317H,F321H,F347H,INCONEL 600,625,825,etc. Standard ANSI B16.5 Class 150 Flanges-Class 2500 Flanges DIN 6Bar 10Bar 16Bar 25Bar 40Bar 63Bar JIS 5K Flanges-30K Flanges EN1092-1 6Bar 10Bar 16Bar 25Bar 40Bar 63Bar 100Bar Type 1. Plate Flange 2. Flat Flange 3. Slip on Flange 4. Welding Neck Flange 5.Long Welding Neck Flange 6. Blind Flange 7. Socket Welding Flange 8. Thread Flange 9. Screwed Flange 10. Lap Joint Flange. etc. Connection Type Raised Face, Flat Face, Ring Type Joint, Lap-Joint Face, Large Male-Female, Small Male-Female, Large Tongue, Groove, Small-Tongue, Groove, etc Size 1/2"-100",SCH5S-SCH160S,XS,XXS,STD Heat Treatment Normalizing, Annealing, Quenching Tempering Applications Water works, Shipbuilding industry, Petrochemical & Gas industry, Power industry, Valve industry,and general pipes connecting projects etc.