Carbon Steel Flanges

carbon steel flanges

Carbon Steel Blind Flanges

Carbon Steel Blind Flanges

CS Slip On Flange

CS Slip On Flange

Forged Carbon Steel Weld Neck Flange

Forged Carbon Steel Weld Neck Flange

 

 

Hydro-tested CS Forged Flange manufacturer in India, view specification

Carbon steel flange material specification

 

 

 

 

 

CS flange grade

ASTM A350 LF2 Flanges

ASTM A350 LF2 Flanges

ASTM A694 F52 Flange

ASTM A694 F52 Flange

ASTM A694 F60 Flange

ASTM A694 F60 Flange

ASTM A694 F65 Flange

ASTM A694 F65 Flange

ASTM A181 Class 60 Flanges

ASTM A181 Class 60 Flanges

P355N Steel Flange

P355N Steel Flange

ST37.2 Steel Flange

ST37.2 Steel Flange

C22.8 Flange

C22.8 Flange

S235 flange

S235 flange

S235JR flange

S235JR flange

P355QH1 Flange

P355QH1 Flange

SS400 flange

SS400 flange

SF440 flange

SF440 flange

 

Select your types and sizes in the online inventory of carbon steel blind and weld neck flange with RTJ/ RF/ FF face types.

Types of carbon steel forged flanges

Carbon steel socket weld flange

Carbon steel socket weld flange

CS lap joint flange

CS lap joint flange

Carbon plate flanges

Carbon plate flanges

Galvanized carbon steel long neck flanges

Galvanized carbon steel long neck flanges

High yield carbon steel threaded flange

High yield carbon steel threaded flange

Forged carbon steel orifice flange

Forged carbon steel orifice flange

CS spectacle blind flanges

CS spectacle blind flanges

Carbon steel reducing flange

Carbon steel reducing flange

CS RTJ flanges

CS RTJ flanges

 

Looking for a CS flange supplier in Mumbai? buy directly carbon steel slip on and lap joint flanges from stockist at factory prices

Carbon steel flange price list

  • Products = Blind flange
  • Face = RF
  • Class = 150
  • Schedule = 40
  • Material = Carbon Steel
  • Dimensions Conform = ASME B16.5
Size O.D. Bolt Boles Price In UAE (Dirham) per unit Price In US (Dollar) per unit
1/2″ 3.500 4 141.48 US $38.52
3/4″ 3.875″ 4 147.36 US $40.12
1″ 4.250″ 4 83.11 US $48.32
1 1/4″ 4.625 4 196.76 US $53.57
1 1/2″ 5.000 4 209.98 US $57.17
2″ 6.000 4 217.33 US $59.17
2 1/2″ 7.000 4 237.68 US $64.71
3″ 7.500 4 253.25 US $68.95
4″ 9.000 8 266.69 US $72.61
6″ 11.000 8 359.91 US $97.99
8″ 13.500 8 566.70 US $154.29
10″ 16.000 12 1179.50 US $321.13
12″ 19.000 12 1844.78 US $502.26

 

Know more about the gasket & bolt chart of carbon steel socket weld and threaded flanges as per ASME B16.5, RSC produces Class 150 To 2500 pressure ratings in plate, casting, and forging methods

Class 150 carbon steel flange pressure rating

Temperature Class 150
-20 to 100F° 285
200 F° 260
300 F° 230
400 F° 200
500 F° 170
600 F° 140
700 F° 110
800 F° 80
900 F° 50
1000 F° 20

 

Carbon steel 300# flange rating

Temperature Class 300
-20 to 100F° 740
200 F° 680
300 F° 655
400 F° 635
500 F° 605
600 F° 570
700 F° 530
800 F° 410
900 F° 230
1000 F° 85

 

Gasket for CS SORF flange

Gasket Uses
Ring Gasket RF CS flange
Full Face Flange Gasket Water Works Service (Class 150 & 300)
Spiral wound Flange Gasket Low temperature
RTJ Gasket High temperature applications

 

Bolt size chart of carbon steel weld neck flange

Bolt Number Diagram Bolt Size
4 4 bolt flanges 1/2 Inch To 3 Inch
8 8 bolt flanges 3 1/2″ To 8″
14 12 bolt flanges 10″ To 14″
18 16 bolt flanges 16″ To 18″
24 20 bolt flanges 20″ To 24″

 

View high yield carbon steel flanges manufacturing standards, coating types, and weight chart of CS pipe flanges in EN 1092-1

Carbon steel blind flange weight in LBS Class 150

½ ¾ 1 2
2 2 2 3 4 5 7
3 4 5 6 8 10
9 13 17 20 27 47 70
12 14 16 18 20 22 24
123 140 180 220 285 355 430

 

CS forged steel flanges manufacturing standards

Standard Size Class Application
ASME B16.5 1/4″ to 24 Inch 150 to 2500 High pressure
ASME B16.36 1/4″ to 24 Inch 300 to 2500 High pressure
ASME B16.47 26″ to 60 Inch 150 to 900 High pressure
ASME B16.48 1/4″ to 24 Inch 150 to 2500 High & low pressure
EN 1092-1/2 3/8″ to 80 Inch PN 2.5 to PN 400 Lower pressure
BS 3293 26″ To 48 Inch 150 to 600 Lower pressure
MSS SP 44 22″ To 48 Inch 150 to 900 High pressure
Awwa C207 4″ To 144 Inch Class B/D/E/F High pressure
Australian flange 1/2″ To 48 Inch 150 to 2500 Low pressure
Korean flange 1/2″ To 80 Inch 150 to 300
Japanese standard flange 3/8 to 60 Inch 150 to 2500 Low pressure
DIN flange 1/2″ To 48 Inch PN6 To PN40 High & low pressure

 

Italy Europe Europe USA Australia and UK
UNI 2276/ 6091 BS EN 1092-1 (Steel) BS EN 1092-3 (Alloy) ANSI BS 10
Russia Japan Europe France Germany China
Ghost JIS ISO 7005, BS EN 1092-2 (Iron), PN NF E 29-200/ NF E 29-203 DIN GB/T 9112 / 9119
USA Korea Malaysia Australia Canada Europe
ASME, ASTM, MSS SP44, AWWA, API-605 KS MS 816, MS 253 AS 2129 CSA B16.5/ B16.47 EN

 

Carbon content in CS steel flange

Low Carbon Medium Carbon High Carbon Ultra High Carbon
0.005% to 0.3%. 0.3 to 0.8% 0.8-2.0% 1.25% to 2.0%

 

Difference between carbon steel & mild steel

 

Carbon steel weld flanges manufacturing process

Forged

Forged

Plate

Plate

Cast

Cast

 

Coating types of high yield carbon steel flanges

  • Anti-rust painting
  • Oil Varnished
  • Electric zinc coated
  • Back painting coating
  • FBE coating
  • PTFE coating