ISO Standard Forged Stainless Steel/Carbon Steel Water Pipe Flange ASME ANSI B16.5 Welding Neck DIN ANSI Carbon Steel Forged Blind Flange Product Description Flanges of welding neck, socket welding, threaded, blind, slip on, etc. Material: Stainless steel 304/304L,316/316L,321,ect. Carbon steel A105/Rst37.2/C22.8/Q235, etc. Size:1/2"-24" Pressure:150lbs-2500lbs PN0.6-PN16.0 Facing:RF/RJ/ FF/MF/TG/ Standard:BS4504/GOST/ANSI(ASME)16.5 16.47/DIN/JIS/UNI/GB... Slip On Weld Flange/Flat Welded Flange with Neck Slip on weld fange can be slid onto a pipe and then welded in place.It is made of carbon steel,alloy steel,and stainless steel.The industrial processes come into die forging,and machining,We can provide a wide range of slip-on weld flanges,following on standards like GOST33259,GOST12821/GOST12820,BS4504, ASME B16.5,ASME B16.47,DIN 2634,DIN 2636,JIS,UNI,...and so on. SIze of slip on weld flange Slip on weld flange: 3/8"~40" DN10~DN1000 Pressure American Series: CLASS 150, CLASS 300, CLASS 400, CLASS 600, CLASS 900, CLASS 1500, CLASS 2500 European Series: PN 2.5, PN 6, PN 10, PN 16, PN 25, PN 40, PN 63, PN 100, PN 160, PN 250, PN 320, PN 400 Flange Facing Types American Series:Flat Face (FF), Groove (G), Ring Joints Face(R) Butt welding flange/Weld Neck Flange/WN Flange It refers to a flange with a neck and a round pipe transition and butt welding connection with the pipe. We produce ASME B16.5 butt welding flanges, GOST12820, GOST12821, GOST33259, BS4504,ASME B16.47 butt welding flanges, DIN 2631 butt welding flanges Welding flanges, DIN 2637 butt welding flanges, DIN 2632 butt welding flanges, DIN 2638 butt welding flanges, DIN 2633 butt welding flanges, etc. Welding flanges are suitable for pipelines with large fluctuations in pressure or temperature or high temperature, High pressure and low temperature pipelines are also used for pipelines that transport expensive, flammable and explosive media. Butt welding flanges are not easily deformed, have good sealing, and are widely used. Size Butt welding flange: 3/8"~160" DN10~DN4000 pressure American series: CLASS 150, CLASS 300, CLASS 400, CLASS 600, CLASS 900, CLASS 1500, CLASS 2500 European series: PN 2.5, PN 6, PN 10, PN 16, PN 25, PN 40, PN 63, PN 100, PN 160, PN 250, PN 320, PN 400 Flange sealing surface type American series: flat surface (FF), raised surface (RF), grooved surface ( G), Concave and convex surface (MFM), Ring connection surface (RJ) Blind Flange Blind flanges are made of carbon steel,stainless steel and alloy steel,etc.They are used to seal or block off a pipe, like a cover or cap. We can provide a wide range of blind flanges,in accordance to standards like GOST33259,GOST12821/GOST12820,BS4504, ASME B16.5,ASME B16.47,DIN 2634,DIN 2636,and so on. Size Blind Flange: 3/8"~100" DN10~DN2500 Pressure American Series: CLASS 150, CLASS 300, CLASS 400, CLASS 600, CLASS 900, CLASS 1500, CLASS 2500 European Series: PN 2.5, PN 6, PN 10, PN 16, PN 25, PN 40, PN 63, PN 100, PN 160, PN 250, PN 320, PN 400 Flange Facing Types American Series:Flat Face (FF), Raised Face (RF), Groove (G), Female(F), Ring Joints Face(RJ) Flat Welded Flange/Plate Flange These flat welding flanges are GOST33259,GOST12820,GOST12821,BS4504, ASME B16.5 flat welding flange, ASME B16.47 flat welding flange, DIN 2634 flat welding flange, DIN 2635 flat welding flange, DIN 2630 flat welding flange, DIN 2636 flat welding method Flanges, DIN 2631 flat welding flanges, DIN 2637 flat welding flanges, etc. Flanges are parts that connect pipes to each other and are connected to pipe ends. There are holes on the flange, and bolts make the two flanges tightly connected. Gaskets are used to seal between flanges. Flat welding flanges are suitable f