Type:Weld neck flange, slip on flange, blind flange, tube sheet, threaded flange, socket weld flange, plate flange, spectacle blind, LWN, Orifice flange, anchor flange etc.

Size:  OD: DN15- DN2000 (1/2''- 80'')

Type: welding neck, slip on, blind, socket welding, threaded, lap-joint

Pressure:150#, 300#, 600#,900#,1500#, 2500#

Material:  carbon steel A105, C22.8, S235, S235JR, P235GH,SS400,37.2
                  Stainless Steel 304/L,316/L,321,310S,347H,1.4301, 1.4404
                  ASTM A234 WP1/5/9/11/12/22/91
                  Duplex stainless steel: UNS31803, SAF2205, UNS32205, UNS31500
 Coating: Rust-proof oil, cold  and hot galvanize
 Packing：  sea worthy plywooden case, wooden pallet

FORGED FLANGE ：

1) ANSI B16.5, ASME B16.47 FLANGE

Size range: 1/2" to 80"  DN15 to DN2000

Design: welding neck, slip on, blind, socket welding, threaded, lap-joint

Pressure: 150#, 300#, 600#,900#,1500#, 2500#

Wall thickness for welding neck flange: STD, SCH40, SCH80, SCH160. SCHXXS

Material: carbon steel A105, stainless steel  304/304L, 316/316L

Coating: black paint, yellow transparent paint, cold and hot dip galvanize

Package: seaworthy plywood case, wooden pallet 

2) EN1092-1 FLANGE 

Size range: DN15 to DN2000

Design: type01 plate flange, type02 loose flange, type05 blind flange, type11 welding necking 
             type12 slip on flange, type 13 threaded flange

Pressure: PN6, PN10, PN16, PN25, PN40, PN64, PN100

Material: carbon steel C22.8, S235, S235JR, P235GH, stainless steel: 304/304L, 316/316L

Coating: black paint, yellow transparent paint, cold and hot dip galvanize

Package: sea worthy plywood case, wooden pallet

3) DIN FLANGE 

Size range: DN15 to DN2000

Design: slip on flange DIN2573,2576,2502,2503, 2543,2545 
             welding neck flange DIN2631, 2632,2633,2634,2635 
              blind flange DIN 2527 PN6, PN10, PN16, PN25, PN40 
              threaded flange DIN2565,2566,2567,2567 
              loose flange DIN 2641,2642,2656,2673

Material: carbon steel ST37.2, stainless steel 1.4301, 1.4404 

4) GOST FLANGE 

Size range: DN15 to DN 2000

Design : plate flange 12820-80, welding neck flange 12821-80

Pressure: PN6, PN10, PN16, PN25, PN40

Material: carbon steel CT-20, stainless steel 304/304L, 316/316L

Coating: rust-proof oil, cold and hot galvanize

Package: sea worthy plywood case, wooden pallet 

5) JIS B2220 FALNGE 

Size range : 15A to 2000A

Design: SOP, BIND, SOH,

Pressure: 1K, 2K, 5K, 10K, 16K, 20K, 30K, 40K

Material: carbon steel SS400, stainless  steel SUS304, SUS316

Coating : rust-proof oil, cold  and hot galvanize

Packing: sea worthy plywood case, wooden pallet

Size

1.BLIND FLANGES

Blind flanges are typically provided with a raised face, flat face, or RTJ facing. When a raised face is necessary for blind flanges, the standard height is 1/16" for blind flanges under 400#. For blind flanges of 400# and up, the standard blind flange raised face height is 1/4".

Material: Carbon, Alloy and Stainless Steel

Standards: ASTM A105, ASTM A182

Sizes: 1/2'' to 24'', Customized up to 48''

Thickness: Schedule 10(S) to SCH 160

Pressure Ratings: Class 150 to 2500

Face Type: RF, RTJ

2.SLIP-ON FLANGES

Slip on pipe flanges are typically provided with a raised or flat face. When a raised face is necessary for slip on pipe flanges, the standard height is 1/16" for slip on pipe flanges under 400#. For slip on pipe flanges of 400# and up, the standard slip on pipe flange raised face height is 1/4".

Standard: ASTM A105, ASTM A182

Material: Carbon Steel, Alloy Steel, Stainless Steel

Size: 1/2'' to 24'', customized up to 60''

Pressure Ratings: Class 150 to Class 2500

Face Type: RF, RTJ

3.WELD NECK FLANGES

Weld neck pipe flanges are typically provided with a raised face, flat face, or RTJ facing. When a raised face is necessary for weld neck pipe flanges, the standard height is 1/16" for weld neck pipe flanges under 400#. For weld neck pipe flanges of 400# and up, the standard weld neck pipe flange raised face height is 1/4".

Material: Carbon, Alloy and Stainless Steel

Standards: ASTM A105, ASTM A182

Sizes: 1/2'' to 24'', Customized up to 48''

Thickness: Schedule 10(S) to SCH 160

Pressure Ratings: Class 150 to 2500

Face Type: RF, RTJ

4.LAP JOINT FLANGES

Slip on Pipe flanges with a hub have published specifications that range from 1/2" thru 24". Sizes above 24" are produced as lap joints to slip on dimensions. Coastal Flange provides Lap Joint pipe flanges in all material grades, specifications and sizes.

Carbon steel: ASTM A105, A350 LF2

Stainless steel: A182 F304/F304L/F316/F316L/F321

Alloy steel: ASTM A182, GR F1, F11, F22, F5, F9, F91

Outer Diameters: 1/2'' to 24''

Wall Thickness Schedule: SCH 10, SCH 40, SCH 160

5.THREADED FLANGES

Threaded pipe flanges are typically provided with a raised face, flat face, or RTJ facing. When a raised face is necessary for threaded pipe flanges, the standard height is 1/16" for threaded pipe flanges under 400#. For threaded pipe flanges of 400# and up, the standard threaded pipe flange raised face height is 1/4".

Standard: ASTM A105, ASTM A182

Material: Carbon Steel, Stainless Steel, Alloy Steel

Size Range: 1/2'', 1'', 2'', 3'', 4'' to 24''

Pressure Class: Class 150 to 2500

Face: Raised face (RF), Ring type joint (RTJ)

6.SOCKET WELD FLANGES

Socket Weld pipe flanges are typically provided with a raised face, flat face, or RTJ facing. When a raised face is necessary for socket weld pipe flanges, the standard height is 1/16" for socket weld pipe flanges under 400#. For socket weld pipe flanges of 400# and up, the standard socket weld pipe flange raised face height is 1/4".

Standard: 

Carbon steel ASTM A105, ASTM A350 LF1/2, ASTM A181

Alloy steel ASTM A182 F5, F9, F11, F22, F91

Stainless steel ASTM A182 F304/L, F316/L

Outer Diameters: 1/2 inch to 24 inch, up to 2500#

Special made: 24'' to 60'', up to 900#

Wall Thickness: Schedule 40 to 160

Pressure Ratings: Class 150 to Class 2500

Face Type: RF, RTJ