Carbon Steel Flanges Manufacturers & Carbon Steel Flange Suppliers in India Since 1982

Check below - Astm A105 Carbon Steel Flange, Astm A694 Carbon Steel Flange Price List, Astm A350 Carbon Steel Flange Weight Chart, Specifications. Weight Calculator & Class 150 Blind Flange Dimensions.

Ramesh Steel Corporation is specialized in manufacturing and supplying of Carbon Steel Flanges , Pipe Fitting, Forged Fittings, Butt weld fittings, Flanges in Carbon Steel, alloy Steel & carbon Steel Since 1982, we manufacture wide range of Carbon Steel Flanges such as Carbon Steel Slip On Flange, Carbon Steel Welding Neck Flange, Carbon Steel Blind Flange, Carbon Steel Socket Weld Flanges, Carbon Steel Plate Flange, Carbon Steel Collar Flange, Carbon Steel Threaded Flange etc. as per International standard like ASME/ASTM/API, we are supplying & exporting Carbon Steel Flanges in seamless & welded both forms to more than 60 countries for over 2 decades, we have our dealers & distributors in Nigeria, Australia, Malaysia, Egypt, South Africa, Tanzania, Kenya, Mozambique, Angola, Gabon Germany, Turkey, France, United Kingdom, Italy, Netherlands, Iraq , Saudi Arabia, United Arab Emirates , Iisrael, Jordan, Oman, Kuwait, Qatar, Bahrain, Bangladesh, China, Indonesia, South Korea, Pakistan, Philippines, Singapore, Sri Lanka, Thailand, Vietnam, Brazil, Colombia, Argentina & United States of America, Ramesh Steel corporation is the only company in INDIA which is approved Manufacturer & supplier of Carbon Steel Flanges in 300 top companies worldwide. Few of them are ORPIC, NIORDC, Saudi Aramco, SABIC, PIDMCO, GASCO, KNPC, Indian Oil, BPCL, HPCL, NTPC, BARC & Indian Navy, Ramesh Steel Corporation is ISO 9001:2008, ISO 14001, OHSAS 18001 Certified Company since 2006 & PED approved Manufacturer since 2008, Ramesh Steel is India's 6th largest Manufacturer, supplier & exporter of Carbon Steel Flanges .

Ramesh steel corporation is manufacturing & exporting pipe flange from 1/2” thru 200”, 150 lbs to 3000 lbs including carbon Steel flanges , Carbon Steel flanges and alloy Steel flanges according to ANSI , API , MSS , AWWA , DIN , JIS , BS and GB for the world market. We are experienced & specialized in manufacturing special ring flanges and other forgings as per drawing provided by our clients.

We supply ASME Code and Non Code Industrial flanges for the Petrochemical, Chemical & Waterworks industries. check our price before buying ANSI, API, AWWA pipe flanges in carbon Steel flanges , Carbon Steel flanges , alloy Steel flanges and chrome steel flanges. Weld Neck flanges , flanges Slip on flanges , Blind flanges , Threaded flanges , socket weld flanges , Lap Joint flanges , Orifice Flanges in sizes 1/2" to 198" .

Infrastructure :

we at Ramesh Steel have 200 sets of equipment, including 20 sets of modern forging equipment, 140 high precision machine tools, floor-type lathes, drills, vertical lathes and other machining equipment, 2 electrical heating furnaces, 5 heat treatment furnaces, 2 PMI detection equipment, tensile machines, impact testers, hardness testers, metallographic analyzers, digital UT flaw detectors, etc. Forging process available in house: ring rolling forging, open die forging

Ready Stock of  Carbon Steel Flanges at our Warehouse Mumbai,India

Ready Stock of Carbon Steel Flanges at our Warehouse Mumbai,India

Carbon Steel Flanges Size & Specification

StandardsANSI, JIS, DIN, EN1092-1, UNI, BS4504, SABS1123, AS2129, GOST-12820
DimensionANSI B 16.5, BS 1560. BS 10, IS 6392, B-2.1 NPT, API, DIN, JIS. MSS SP 44
Carbon Steel MaterialASTM A105, ASME A105
ASTM A266 GR.1, GR.2, GR.3, GR.4
ASTM A350 LF1, LF2 CL1/CL2, LF3 CL1/CL2
ASTM A694 F42, F46, F48, F50, F52, F56, F60, F65, F70
Carbon Steel Class150#, 300#, 400 #, 600#, 900#, 1500# & 2500#
Size1/2” NB TO 24” NB.
Wall ThicknessSCH.10, 20, 30, 40, 80, 120, 160, STD, XS, XXS.
Carbon Steel material FormSlip on Flanges – SORF, Weld neck Flanges – WNRF, Socket weld Flanges – SWRF, Blind Flanges – BLRF 
Lapped joint Flanges, Screwed Flanges, Long weld neck  Flanges, Reducing Flanges, Spectacle Flanges, Ring joint Flanges

Carbon Steel Flanges

Forged and Plate Flanges

Grade/SpecificationASTM A105 / A350 LF2, ASME SA105, A694 – F42, F46, F52, F60, F65, F70, A36, A516 Gr. 70, 60 etc.
StandardANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc.
Size½” to 36″
DimensionsANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc.
Class / Pressure150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc.

Carbon Steel Flange Weight Calculator

Carbon Steel Slip-On FlangesCarbon Steel Threaded Flanges

1/2″ – 36″

Raised Face or Flat Face

Carbon Steel Weld Neck FlangesCarbon Steel Socket Weld Flanges
Carbon Steel Blind FlangesCarbon Steel Reducing Flanges
Carbon Steel Lap Joint FlangesCarbon Steel Plate Flanges
DIN (Metric) Steel Flanges
DIN (Metric) Steel Flanges

  • We are able to manufacture Orifice Weld Neck Carbon Steel Flanges, Drip Rings, Spectacle Blinds Carbon Steel Flanges and Special Flanges to customer specific requirements. 
  • Our stock range for A105/105N carbon steel flanges is from 1/2″ NB to 24″ NB, and we can supply up to 48″ NB Flanges and higher sizes too as per international standards.
  • We offer carbon steel flanges with face finishes to suit Raised Face, Flat Face and RTJ and can machine other face finishes upon request.
  • We can offer carbon steel flanges in various finished including hot dip galvanised finish, blackodised finish, shot blasted, black oil paint and rust free oil finish.
  • Our products are of high quality, and come with complete certification and marking on each flange.

Type Of Carbon Steel Flanges Available At Best Price

Carbon Steel Flanges / CS Flanges Price :

Price of Blind Raised Face Flange Class 150, Carbon Steel

Bolted 1/2" $47.70 / each
Bolted 1" $47.70 / each
Bolted 1-1/4" $47.70 / each
Bolted 1-1/2" $47.70 / each
Bolted 2" $56.25 / each
Bolted 2-1/2" $98.75 / each
Bolted 3-1/2" $127.50 / each
Bolted 4" $126.00 / each
Bolted 5" $221.00 / each
Bolted 6" $223.50 / each
Bolted 8" $345.50 / each
Class 300, Carbon Steel Bolted 3" $80.00 / each

Blind Raise Face Price Class 150, Carbon Steel

Bolted 1/2" $36.70 / each
Bolted 3/4" $36.70 / each
Bolted 3/4" $47.70 / each
Bolted 1" $36.70 / each
Bolted 1-1/4" $36.70 / each
Bolted 1-1/2" $36.70 / each
Bolted 2" $40.90 / each
Bolted 2-1/2" $65.50 / each
Bolted 3" $55.00 / each
Bolted 3-1/2" $77.00 / each
Bolted 4" $77.00 / each
Bolted 5" $101.50 / each
Bolted 6" $117.00 / each
Bolted 8" $192.50 / each

ASTM A105, A350, A694 Carbon Steel Flanges Available Types
Carbon Steel Flanges & A350 LF2 Flanges Carbon Steel EN 1092-1 Flanges
Carbon Steel BS 4504 Flanges Carbon Steel A105N Forged Flanges
Astm A105 Carbon Steel Flanges Carbon Steel Astm A694 Slip on Flanges
Carbon Steel Flat Flange Suppliers Astm A694 ANSI Carbon Steel Blind Flange
Carbon Steel A350 Weld Neck Flanges Dealer Carbon Steel Socket weld Flanges Exporter
Carbon Steel Long Weld Neck Flanges Stockholder CS ASTM A105 / A350 LF2 Threaded Flanges Distributors
Carbon Steel ASTM A105 Reducing Flanges Carbon Steel Ring Type Joint Flanges Manufacturer
Astm A350 Carbon Steel Orifice Flange ASTM A105 Carbon Steel Spectacle Blind Flanges
ASME SA105 Carbon Steel WNRF Flange Carbon ASTM A105 / A350 LF2 SORF Flanges
ANSI B16.5 Carbon Steel RTJ Flanges Carbon Steel Screwed Flanges Stockist
ASTM A350 LF2 Carbon Steel Lap Joint Flanges ASME SA105 Carbon Steel BLRF Flange
Carbon Steel Raised Face Flanges ASTM A105 Carbon Steel Nipoflange
A105 / A350 LF2 Carbon Steel Square Flanges Astm A694 Carbon Steel SWRF Flange
Steel Tongue & Groove Flanges Carbon Steel Male & Female Flanges
A105 / A350 LF2 Carbon Steel DIN Flanges Carbon Steel ASME B16.5 Flanges

Standards, Dimensions & Weight - Carbon Steel Flanges

Carbon Steel Flanges Welding Neck Flange

ASME/ANSI B16.5 Class 150 to Class 2500 WN
JIS G3451 F12/F15 WN
JIS B2238 40K/63K WN
JIS B2220 30K WN
BS4504 111 PN6 to PN 40
BS 3293 Class 150 WN
BS 3293 Class 300 WN
BS 3293 Class 600 WN
DIN 2631 PN 6
DIN 2632 PN 10
DIN 2633 PN 16
DIN 2634 PN 25
DIN 2635 PN40
EN1092-11 PN6 to PN40 WN
SABS 1123 600/2 to 4000/2 WN
GOST 12821 PN1.0 to PN10

Carbon Steel Flanges Threaded Flange

ASME/ANSI B16.5 Class 150 TH
ASME/ANSI B16.5 Class 300 TH
ASME/ANSI B16.5 Class 600 TH
ASME/ANSI B16.5 Class 900 TH

BS4504 113 PN6 to PN40 TH

DIN 2565 PN6
DIN 2566 PN10/PN16
DIN 2567 PN25/PN40

EN 1092-13 PN6 to PN40 TH
SABS 1123 600/4 to 400/4 TH

Carbon Steel Flanges Blind Flange

ASME/ANSI B16.5 Class 150 to 2500 BL
ASME B16.47 Series A/MSS SP-44 Class 150 BL to 900 BL
ASME B16.47 Series B/API 605 Class 75 BL to 900 BL
JIS B2220 2K to 30K
JIS B2238 40K/63K
BS 4504 105 PN6 to PN 40 BL
BS 10 Table D/Table E
SABS 1123 Class 600Kpa to4000Kpa
DIN 2527 PN10 to PN40
EN1092-05 PN6 to PN40 BL
GOST 12836 PN1.0 to PN4.0 BL



Class 150 Flanges to ASME B 16.5

Class 150 Flanges to ASME B 16.5

Class 600 Flanges to ASME B 16.5

Class 600 Flanges to ASME B 16.5

Class 900 Flanges to ASME B 16.5

Class 900 Flanges to ASME B 16.5

Class 1500 Flanges to ASME B 16.5

Class 1500 Flanges to ASME B 16.5

Class 2500 Flanges to ASME B 16.5

Class 2500 Flanges to ASME B 16.5

Steel Flanges Manufacturing Process

Carbon Steel Flanges Application

  • »  Textile Machinery
  • »  Dairy and Food Processing
  • »  Instrumentation
  • »  Plumbing
  • »  Construction
  • »  Modern Architecture
  • »  Automobiles
  • »  Heat Exchanger
  • »  Evaporators
  • »  Water Piping Systems
  • »  Surface Condensers
  • »  Digesters
  • »  Fluid Piping
  • »  LP/HP Heaters

Carbon Steel Flanges Application Industries

  • »  Fertilizers Industry
  • »  Aerospace Industry
  • »  Nuclear Power Plant Industry
  • »  Chemical Industry
  • »  Oil & Gas Industry
  • »  Refineries Industry
  • »  Petrochemical Industry
  • »  Paper Industry

Carbon Steel Flanges Value Added Services

  • » Positive Material Identification - PMI Testing
  • » Chemical Analysis - Spectro Analysis
  • » Mechanical Testing Such as Tensile, Elongation, Reduction of Area
  • » Micro Test
  • » Macro Test
  • » Hardness Test
  • » Pitting Resistance Test
  • » Intergranular Corrosion (IGC) Test
  • » Flaring Test
  • » Flattening Test
  • » Hydrostatic Test
  • » Hydrogen-Induced Cracking (HIC) Test, NACE TM0284
  • » Sulfide Stress Corrosion Cracking (SSC), NACE TM 0177
  • » Radiography Test
  • » Dye Penetrant Test (DP Test)
  • » Ultra Sonic Test (UT)
  • » Eddy Current Testing
  • » Impact Test
  • » Bend Test

Carbon Steel Flanges Project Reference List

Carbon Steel Flanges India
Carbon Steel Stub End Flange
Carbon Steel Blind Flanges
Carbon Steel Backing Flanges
Carbon Steel Wide Flange Beam
Carbon Steel Spectacle Blind Flange
Carbon Steel Forged Flanges
Carbon Steel For Flanges
Carbon Steel Pipe Fittings Flanges
Carbon Steel Raised Face Flange
Carbon Steel Flat Face Flange
Carbon Steel Reducing Flange
Carbon Steel Flange Pn16
Low Temperature Carbon Steel Flanges
Carbon Steel Flange Material
Carbon Steel Plate Flanges
Carbon Steel Pipe Flanges
Carbon Steel Flange Spacers
Carbon Steel Weld Neck Flanges
Carbon Steel Lap Joint Flanges
Killed Carbon Steel Flanges
Low Carbon Steel Flanges
Carbon Steel Threaded Flanges
Carbon Steel Weld Flanges
Carbon Steel Backup Flanges
Carbon Steel Orifice Flanges
Carbon Steel Slip On Flanges
Carbon Steel Weld Neck Flange
CS Flanges Manufacturers In India
Carbon Steel Reducing Filler Flange
Finished Carbon Steel Flanges
Ibr Carbon Steel Flanges



We have Supplied Carbon Steel Flanges to below Countries

To buy Carbon Steel Flanges At best price & urgent delivery please mail to , As we have Our Dealer, Distributors & Direct Sales Representatives in below Countries who will help you to buy Carbon Steel Flanges & will resolve your queries On ASTM A105 Carbon Steel Flanges.

Malaysia Angola Netherlands
Nigeria Gabon
Egypt Germany Iraq
South Africa Turkey United Arab Emirates
Tanzania France israel
Kenya United Kingdom Jordan
Algeria Italy Oman
Uganda Philippines Kuwait
Ghana Singapore Qatar
Mozambique Sri Lanka China
Morocco Thailand Indonesia
Saudi Arabia Vietnam Japan
Canada United States Pakistan