Forged Flange Manufacturers In India

Carbon Steel Forged Flanges, Forged Flange Suppliers

Buy Stainless Steel Forged Flanges and ANSI B16.5 Forged Flange at lowest price in Mumbai, India

Red Earth Steels PVT LTD Is reckoned amongst the prominent in Forged Flanges Manufacturer in India and Exporters Of a Wide Range Of Industrial Forged Flanges. These ASME B16.5 Forged Flanges are Designed in Accordance with the Industrial Standards And are Fabricated Using Quality Material. SS Forged Flanges are Known for Excellent Performance, Resistance against corrosion and durability. These ANSI B16.47 Forged Flange meet the requirements of various industries like automobile, heavy engineering, railways and pipeline engineering. Available in Standard Specifications, Our flange tange can also be customized as per the requirements of our clients.


Forged Flanges


Carbon Steel Forged Flanges manufacturer India

Carbon Steel Forged Flanges
Stainless Steel Forged Flanges manufacturer India

Stainless Steel Forged Flanges
Alloy Steel Forged Flanges manufacturer India

Alloy Steel Forged Flanges

Our Stainless Steel Forged Flanges is fabricated with the wall thickness having the same dimensions of the matching pipes. Our Stainless Steel Forged Flanges range is catering to the requirements of various industries and is ideal for use at high pressure, and varied cold or hot temperatures. We Offer latest technical advancements and carry well maintained inventory ready for fastest delivery to any location.


Get suitable Forged Flanges manufacturers in UAE, India, Qatar, Singapore, Dubai, UK, Australia and South Africa.

Save up to 40% on Carbon Steel Forged Flanges. Visit Stainless Steel Forged Flanges manufacturers factory in India, ask for Alloy Steel Forged Flanges free sample.

Forged Flanges Price List

Forged Flanges type Forged Flanges Price in India Forged Flanges Price in USD Forged Flanges Price in UAE Dirham
Forged 304 Stainless Steel Blind Flange INR 3097.13 / Kg USD $44.56 / Kg AED 163.72 UAE Dirham
Forged Flange INR 1073.85 / Kg USD $15.45 / Kg AED 56.76 UAE Dirham
Carbon Steel Forged Flanges INR 1547.18 / Kg USD $22.26 /Kg AED 81.79 UAE Dirham
ANSI B16.5 Forged Pipe Flange INR 1399.83 / Kg USD $20.14 /Kg AED 74.00 UAE Dirham
ASME B16.5 Forged Steel Flange INR 1275.41 / Kg USD $18.35 /Kg AED 67.42 UAE Dirham

Please note this is an approx Price of Forged Flanges in India. For final Forged Flanges price in India please mail us.

Forged Flanges Specification

ASME B16.5 Forged Flanges Size Chart 1/2" (15 NB) to 48" (1200NB) DN10~DN5000
Forged Flanges Standards ANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, GOST Flange, ASME/ANSI B16.5/16.36/16.47A/16.47B, MSS S44, ISO70051, JISB2220, BS1560-3.1, API7S-15, API7S-43, API605, EN1092
Forged Flanges Pressure Rating ANSI Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS Forged Flanges
Forged Flanges Pressure Calculation in DIN 6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64 Forged Flanges
JIS 5K, 10 K, 16 K 20 K, 30 K, 40 K, 63 K Forged Flanges
UNI 6Bar 10Bar 16Bar 25Bar 40Bar Forged Flanges
EN 6Bar 10Bar 16Bar 25Bar 40Bar Forged Flanges
Coating Oil Black Paint, Anti-rust Paint, Zinc Plated, Yellow Transparent, Cold and Hot Dip Galvanized Forged Flanges
Most common types of Forged Flanges Forged / Threaded / Screwed / Plate
Test Certificates EN 10204/3.1B
Raw Materials Certificate
100% Radiography Test Report
Third Party Inspection Report, etc
Production technique
  • Forged, Heat treated and machined
Connect Type/ Flange Face Type Raised Face (RF), Ring Type Joint (RTJ), Flat Face (FF), Large Male-Female (LMF), Lap-Joint Face (LJF), Small Male-Female (SMF), Small Tongue, Large Tongue & Groove, Groove
Special design

As per your drawing

AS, ANSI, BS, DIN and JIS
15 NB (1/2") to 200 NB (8")
Equal and Reducing Configurations

Test Direct-reading Spectrograph, Hydrostatic testing machine, X-ray detector, UI trasonic flaw detector, Magnetic particle detector
Equipment Press machine, Bending machine, Pushing Machine, electric bevelling machine, Sand-blasting machine etc
Origin Indian / West Europe / Japan / USA / Korean
Manufacturer of

ANSI DIN, GOST, JIS, UNI, BS, AS2129, AWWA, EN, SABS, NFE etc.
Forged Flanges: -BS Flange, EN Flange, API 6A Flange, ANSI Flange, ASME Flange, DIN Flange, EN1092-1 Flange, UNI Flange, JIS/ KS Flange, BS4504 Flange, GB Flange, AWWA C207 Flange, GOST Flange, PSI Flange

  • B.S: BS4504 , BS3293, BS1560, BS10
  • AS 2129: Table D; Table E; Table H
  • ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings
  • ANSI : ANSI B16.5, ANSI B16.47(API605), MSS SP44, ANSI B16.36, ANSI B16.48
  • ANSI B16.5, ANSI B16.47, MSS SP44, ANSI B16.36, ANSI B16.48
  • American standard (ANSI)
  • German (DIN)
  • British standard (BS)
  • DIN: DIN 2527, DIN 2566, DIN 2573, DIN 2576, DIN 2641, DIN 2642, DIN 2655, DIN 2656, DIN 2627, DIN 2628, DIN 2629, DIN 2631, DIN 2632, DIN 2633, DIN 2634, DIN 2635, DIN 2636, DIN 2637, DIN 2638 Forged Flanges
  • The other standard: AWWA C207; EN1092-1, GOST12820, JIS B2220; KS B1503, SABS1123; NFE29203; UNI2276
Forged Flanges Uses & application
  • Bitumen upgraders.
  • Heavy oil refineries.
  • Nuclear power (mostly seamless).
  • Petrochemicals and acids.
Export to Ireland, Singapore, Indonesia, Ukraine, Saudi Arabia, Spain, Canada, USA, Brazil, Thailand, Korea, Iran, India, Egypt, Oman, Dubai, Peru, etc
Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2, Test Certificates certifying NACE MR0103, NACE MR0175

Forged Flanges Material

Prestige quality Forged Flanges manufacturers in India offer these Carbon Steel Forged Flanges in DIN, EN, BS, ISO, JIS or ANSI standard.

Carbon Steel Forged Flanges ASTM/ASME A/SA105 A/SA105N & A/SA216-WCB, DIN 1.0402, DIN 1.0460, DIN 1.0619, Die Steel, ASTM A105 / ASME SA105, A105N, ASTM A350 LF2 / ASME SA350, High Yield CS ASTM A694 / A694 (F52 F56 F60 F65 F70 F80)
Stainless Steel Forged Flanges ASTM/ASME A/SA182 F304, F304L, F316, F316L, ASTM/ASME A/SA351 CF8, CF3, CF8M, CF3M, DIN 1.4301, DIN 1.4306, DIN 1.4401, DIN 1.4404, DIN 1.4308, DIN 1.4408, DIN 1.4306, DIN 1.4409
Alloy Steel Forged Flanges ASTM A182 / ASME SA182 F5, F9, F11, F12, F22, F91
Titanium Forged Flanges ASTM B381 / ASME SB381, Titanium Gr. 1, Titanium Gr. 2, Titanium Gr. 4, Titanium Gr. 5, Titanium Gr. 7
ASTM  R50250/GR.1 | R50400/GR.2 | R50550/GR.3 | R50700/GR.4 | GR.6 |R52400/GR.7 | R53400/GR.12 | R56320/GR.9 |R56400/GR.5
Copper Forged Flanges T1, T2, C10100, C10200, C10300, C10400, C10500, C10700, C10800, C10910,C10920, TP1, TP2, C10930, C11000, C11300, C11400, C11500, C11600, C12000,C12200, C12300, TU1, TU2, C12500, C14200, C14420, C14500, C14510, C14520, C14530, C17200, C19200, C21000, C23000, C26000, C27000, C27400, C28000, C33000, C33200, C37000, C44300, C44400, C44500, C60800, C63020, C68700, C70400, C70600, C70620, C71000, C71500, C71520, C71640, etc
Copper Nickel Forged Flanges ASTM / ASME SB 61 / 62 / 151 / 152, Copper Nickel 90/10 (C70600 ), Cupro Nickel 70/30 (C71500), UNS C71640
Brass Forged Flanges 3602 / 2604 / H59 / H62 / etc.
Inconel Forged Flanges ASTM B564 / ASME SB564, Inconel 600, 601, 625, 718, 783, 690, x750 Forged Flanges
Hastelloy Forged Flanges ASTM B564 / ASME SB564, Hastelloy C276 (UNS N10276), C22 (UNS N06022), C4, C2000, B2, B3, X Flanges
Monel Forged Flanges ASTM B564 / ASME SB564, Monel 400 (UNS No. N04400), Monel 500 (UNS No. N05500)
Alloy 20 Forged Flanges ASTM B462 / ASME SB462, Carpenter® 20 Alloy, Alloy 20Cb-3
Aluminium Forged Flanges 5052 /6061/ 6063 / 2017 / 7075 / etc.
Nickel Forged Flanges ASTM B564 / ASME SB564, Nickel 200, Nickel 201, Nickel 205, Nickel 205LC
Duplex Forged Flanges S31803 / S32205 A182 Gr F51 / F52 / F53 / F54 / F55 / F57 / F59 / F60 / F61
Super Duplex Forged Flanges S32750 / S32760 A182 Gr F51 / F52 / F53 / F54 / F55 / F57 / F59 / F60 / F61
Incoloy Forged Flanges ASTM B564 / ASME SB564, Incoloy 800, 800H, 800HT (UNS N08800), 825 (UNS N08825), 925 Flanges
254 Smo Forged Flanges ASTM A182 / ASME SA182, SMO 254/6Mo, UNS S31254, DIN 1.4547
Nimonic Forged Flanges Nimonic 75, Nimonic 80A, Nimonic 90
Other Forged Flanges material Tin bronze, Alumunum bronze, Lead bronze

Red Earth Steels PVT LTD is an ISO certified Stainless Steel Forged Flanges manufacturer & distributor in India

Red Earth Steels PVT LTD is a manufacturer and supplier of Forged Flanges offering in all Ratings up to 2500#, built a distribution network with more then 65 countries globally.

Forged Flanges Dimensions

Class 150 Forged Flanges Dimensions

Nom. Pipe Size O T TJ R X #/Dia of Holesa Bolt Circle Dia B B2b B3 H L L2 L3c R D Thr
½ 3.50 0.38 0.44 1.38 1.19 4-0.62 2.38 0.88 0.62 0.90 0.84 0.56 1.81 0.62 0.12 0.38 0.62
¾ 3.88 0.44 0.50 1.69 1.50 4-0.62 2.75 1.09 0.82 1.11 1.05 0.56 2.00 0.62 0.12 0.44 0.62
1 4.25 0.50 0.56 2.00 1.94 4-0.62 3.12 1.36 1.05 1.38 1.32 0.62 2.12 0.69 0.12 0.50 0.69
4.62 0.56 0.62 2.50 2.31 4-0.62 3.50 1.70 1.38 1.72 1.66 0.75 2.19 0.81 0.19 0.56 0.81
5.00 0.62 0.69 2.88 2.56 4-0.62 3.88 1.95 1.61 1.97 1.90 0.81 2.38 0.88 0.25 0.62 0.88
2 6.00 0.69 0.75 3.62 3.06 4-0.75 4.75 2.44 2.07 2.46 2.38 0.94 2.44 1.00 0.31 0.69 1.00
7.00 0.81 0.88 4.12 3.56 4-0.75 5.50 2.94 2.47 2.97 2.88 1.06 2.69 1.12 0.31 0.75 1.12
3 7.50 0.88 0.94 5.00 4.25 4-0.75 6.00 3.57 3.07 3.60 3.50 1.12 2.69 1.19 0.38 0.81 1.19
8.50 0.88 0.94 5.50 4.81 8-0.75 7.00 4.07 3.55 4.10 4.00 1.19 2.75 1.25 0.38 0.88 1.25
4 9.00 0.88 0.94 6.19 5.31 8-0.75 7.50 4.57 4.03 4.60 4.50 1.25 2.94 1.31 0.44 0.94 1.31
5 10.00 0.88 0.94 7.31 6.44 8-0.88 8.50 5.66 5.05 5.69 5.56 1.38 3.44 1.44 0.44 0.94 1.44
6 11.00 0.94 1.00 8.50 7.56 8-0.88 9.50 6.72 6.07 6.75 6.63 1.50 3.44 1.56 0.50 1.06 1.56
8 13.50 1.06 1.12 10.62 9.69 8-0.88 11.75 8.72 7.98 8.75 8.63 1.69 3.94 1.75 0.50 1.25 1.75
10 16.00 1.12 1.19 12.75 12.00 12-1.00 14.25 10.88 10.02 10.92 10.75 1.88 3.94 1.94 0.50 1.31 1.94
12 19.00 1.19 1.25 15.00 14.38 12-1.00 17.00 12.88 12.00 12.92 12.75 2.12 4.44 2.19 0.50 1.56 2.19
14 21.00 1.31 1.38 16.25 15.75 12-1.12 18.75 14.14 13.25 14.18 14.00 2.19 4.94 3.12 0.50 1.63 2.25
16 23.50 1.38 1.44 18.50 18.00 16-1.12 21.25 16.16 15.25 16.19 16.00 2.44 4.94 3.44 0.50 1.75 2.50
18 25.00 1.50 1.56 21.00 19.88 16-1.25 22.75 18.18 17.25 18.20 18.00 2.62 5.44 3.81 0.50 1.94 2.69
20 27.50 1.62 1.69 23.00 22.00 20-1.25 25.00 20.20 19.25 20.25 20.00 2.81 5.62 4.06 0.50 2.13 2.88
22 29.50 1.75 1.81 25.25 24.25 20-1.38 27.25 22.22 21.25 22.25 22.00 3.07 5.82 4.25 0.50 2.38 3.13
24 32.00 1.81 1.88 27.25 26.12 20-1.38 29.50 24.25 23.25 24.25 24.00 3.19 5.94 4.38 0.50 2.50 3.25

Class 300 Forged Flanges Dimension

Nom. Pipe Size O T TJ R X #/Dia of Holesa Bolt Circle Dia B B2b B3 H L L2 L3c R C D Thr
½ 3.75 0.50 0.56 1.38 1.50 4-0.63 2.62 0.88 0.62 0.90 0.84 0.81 2.00 0.88 0.12 0.93 0.38 0.62
¾ 4.62 0.56 0.62 1.69 1.88 4-0.75 3.25 1.09 0.82 1.11 1.05 0.94 2.19 1.00 0.12 1.14 0.44 0.62
1 4.88 0.62 0.69 2.00 2.12 4-0.75 3.50 1.36 1.05 1.38 1.32 1.00 2.38 1.06 0.12 1.41 0.50 0.69
5.25 0.69 0.75 2.50 2.50 4-0.75 3.88 1.70 1.38 1.72 1.66 1.00 2.50 1.06 0.19 1.75 0.56 0.81
6.12 0.75 0.81 2.88 2.75 4-0.88 4.50 1.95 1.61 1.97 1.90 1.13 2.63 1.19 0.25 1.98 0.62 0.88
2 6.50 0.81 0.88 3.62 3.31 8-0.75 5.00 2.44 2.07 2.46 2.38 1.25 2.69 1.31 0.31 2.50 0.69 1.12
7.50 0.94 1.00 4.12 3.94 8-0.88 5.88 2.94 2.47 2.97 2.88 1.44 2.94 1.50 0.31 3.00 0.75 1.25
3 8.25 1.06 1.12 5.00 4.62 8-0.88 6.62 3.57 3.07 3.60 3.50 1.63 3.06 1.69 0.38 3.63 0.81 1.25
9.00 1.12 1.19 5.50 5.25 8-0.88 7.25 4.07 3.55 4.10 4.00 1.69 3.13 1.75 0.38 4.13 1.44
4 10.00 1.19 1.25 6.19 5.75 8-0.88 7.88 4.57 4.03 4.60 4.50 1.82 3.32 1.88 0.44 4.63 1.44
5 11.00 1.31 1.38 7.31 7.00 8-0.88 9.25 5.66 5.05 5.69 5.56 1.94 3.82 2.00 0.44 5.69 1.69
6 12.50 1.38 1.44 8.50 8.12 12-0.88 10.62 6.72 6.07 6.75 6.63 2.00 3.82 2.06 0.50 6.75 1.81
8 15.00 1.56 1.62 10.62 10.25 12-1.00 13.00 8.72 7.98 8.75 8.63 2.38 4.32 2.44 0.50 8.75 2.00
10 17.50 1.81 1.88 12.75 12.62 16-1.12 15.25 10.88 10.02 10.92 10.75 2.56 4.56 3.75 0.50 10.88 2.19
12 20.50 1.94 2.00 15.00 14.75 16-1.25 17.75 12.88 12.00 12.92 12.75 2.82 5.06 4.00 0.50 12.94 2.38
14 23.00 2.06 2.12 16.25 16.75 20-1.25 20.25 14.14 13.25 14.18 14.00 2.94 5.56 4.38 0.50 14.19 2.50
16 25.50 2.19 2.25 18.50 19.00 20-1.38 22.50 16.16 15.25 16.19 16.00 3.19 5.69 4.75 0.50 16.19 2.69
18 28.00 2.31 2.38 21.00 21.00 24-1.38 24.75 18.18 17.25 18.20 18.00 3.44 6.19 5.12 0.50 18.19 2.75
20 30.50 2.44 2.50 23.00 23.12 24-1.38 27.00 20.20 19.25 20.25 20.00 3.69 6.32 5.50 0.50 20.19 2.88
22 33.00 2.57 2.63 25.25 25.25 24-1.63 29.25 22.22 21.25 22.25 22.00 3.93 6.43 5.75 0.50 22.19 3.13
24 36.00 2.69 2.75 27.25 27.62 24-1.63 32.00 24.25 23.25 24.25 24.00 4.13 6.56 6.00 0.50 24.19 3.25

Class 400 Forged Flanges Dimension

Nom. Pipe Size O T R X #/Dia of Holesa Bolt Circle Dia B B3 H L L2 L3c r C D Thr
½ 3.75 0.56 1.38 1.5 4-0.63 2.62 0.88 0.9 0.84 0.88 2.06 0.88 0.12 0.93 0.38 0.62
¾ 4.62 0.62 1.69 1.88 4-0.75 3.25 1.09 1.11 1.05 1 2.25 1 0.12 1.14 0.44 0.62
1 4.88 0.69 2 2.12 4-.075 3.5 1.36 1.38 1.32 1.06 2.44 1.06 0.12 1.41 0.5 0.69
5.25 0.81 2.5 2.5 4-0.75 3.88 1.7 1.72 1.66 1.12 2.62 1.12 0.19 1.75 0.56 0.81
6.12 0.88 2.88 2.75 4-0.88 4.5 1.95 1.97 1.9 1.25 2.75 1.25 0.25 1.99 0.62 0.88
2 6.5 1 3.62 3.31 8-0.75 5 2.44 2.46 2.38 1.44 2.88 1.44 0.31 2.5 0.69 1.12
7.5 1.12 4.12 3.94 8-0.88 5.88 2.94 2.97 2.88 1.62 3.12 1.62 0.31 3 0.75 1.25
3 8.25 1.25 5 4.62 8-0.88 6.62 3.57 3.6 3.5 1.81 3.25 1.81 0.38 3.63 0.81 1.38
9 1.38 5.5 5.25 8-1.00 7.25 4.07 4.1 4 1.94 3.38 1.94 0.38 4.13 1.56
4 10 1.38 6.19 5.75 8-1.00 7.88 4.57 4.6 4.5 2 3.5 2 0.44 4.63 1.44
5 11 1.5 7.31 7 8-1.00 9.25 5.66 5.69 5.56 2.12 4 2.12 0.44 5.69 1.69
6 12.5 1.62 8.5 8.12 12-1.00 10.62 6.72 6.75 6.63 2.25 4.06 2.25 0.5 6.75 1.81
8 15 1.88 10.62 10.25 12-1.12 13 8.72 8.75 8.63 2.69 4.62 2.69 0.5 8.75 2
10 17.5 2.12 12.75 12.62 16-1.25 15.25 10.88 10.92 10.75 2.88 4.88 4 0.5 10.88 2.19
12 20.5 2.25 15 14.75 16-1.38 17.75 12.88 12.92 12.75 3.12 5.38 4.25 0.5 12.94 2.38
14 23 2.38 16.25 16.75 20-1.38 20.25 14.14 14.18 14 3.31 5.88 4.62 0.5 14.19 2.5
16 25.5 2.5 18.5 19 20-1.50 22.5 16.16 16.19 16 3.69 6 5 0.5 16.19 2.69
18 28 2.62 21 21 24-1.50 24.75 18.18 18.2 18 3.88 6.5 5.38 0.5 18.19 2.75
20 30.5 2.75 23 23.12 24-1.62 27 20.2 20.25 20 4 6.62 5.75 0.5 20.19 2.88
22 33 2.88 25.25 25.25 24-1.75 29.25 22.22 22.25 22 4.25 6.75 6 0.5 --
24 36 3 27.25 27.62 24-1.88 32 24.25 24.25 24 4.5 6.88 6.25 0.5 24.19 3.25

Class 600 Forged Flanges Dimension

Nom. Pipe Size O T R X #/Dia of Holesa Bolt Circle Dia B B3 H L L2 L3c r C D Thr
½ 3.75 0.56 1.38 1.5 4-0.63 2.62 0.88 0.9 0.84 0.88 2.06 0.88 0.12 0.93 0.38 0.62
¾ 4.62 0.62 1.69 1.88 4-0.75 3.25 1.09 1.11 1.05 1 2.25 1 0.12 1.14 0.44 0.62
1 4.88 0.69 2 2.12 4-0.75 3.5 1.36 1.38 1.32 1.06 2.44 1.06 0.12 1.41 0.5 0.69
5.25 0.81 2.5 2.5 4-0.75 3.88 1.7 1.72 1.66 1.12 2.62 1.12 0.19 1.75 0.56 0.81
6.12 0.88 2.88 2.75 4-0.88 4.5 1.95 1.97 1.9 1.25 2.75 1.25 0.25 1.99 0.62 0.88
2 6.5 1 3.62 3.31 8-0.75 5 2.44 2.46 2.38 1.44 2.88 1.44 0.31 2.5 0.69 1.12
7.5 1.12 4.12 3.94 8-0.88 5.88 2.94 2.97 2.88 1.62 3.12 1.62 0.31 3 0.75 1.25
3 8.25 1.25 5 4.62 8-0.88 6.62 3.57 3.6 3.5 1.81 3.25 1.81 0.38 3.63 0.81 1.38
9 1.38 5.5 5.25 8-1.00 7.25 4.07 4.1 4 1.94 3.38 1.94 0.38 4.13 1.56
4 10.75 1.5 6.19 6 8-1.00 8.5 4.57 4.6 4.5 2.12 4 2.12 0.44 4.63 1.62
5 13 1.75 7.31 7.44 8-1.12 10.5 5.66 5.69 5.56 2.38 4.5 2.38 0.44 5.69 1.88
6 14 1.88 8.5 8.75 12-1.12 11.5 6.72 6.75 6.63 2.62 4.62 2.62 0.5 6.75 2
8 16.5 2.19 10.62 10.75 12-1.25 13.75 8.72 8.75 8.63 3 5.25 3 0.5 8.75 2.25
10 20 2.5 12.75 13.5 16-1.38 17 10.88 10.92 10.75 3.38 6 4.38 0.5 10.88 2.56
12 22 2.62 15 15.75 20-1.38 19.25 12.88 12.92 12.75 3.62 6.12 4.62 0.5 12.94 2.75
14 23.75 2.75 16.25 17 20-1.50 20.75 14.14 14.18 14 3.69 6.5 5 0.5 14.19 2.88
16 27 3 18.5 19.5 20-1.63 23.75 16.16 16.19 16 4.19 7 5.5 0.5 16.19 3.06
18 29.25 3.25 21 21.5 20-1.75 25.75 18.18 18.2 18 4.62 7.25 6 0.5 18.19 3.12
20 32 3.5 23 24 24-1.75 28.5 20.2 20.25 20 5 7.5 6.5 0.5 20.19 3.25
22 34.25 3.75 25.25 26.25 24-1.75 30.63 22.22 22.25 22 5.25 7.75 6.88 0.5 --
24 37 4 27.25 28.25 24-2.00 33 24.25 24.25 24 5.5 8 7.25 0.5 24.19 3.62

Class 900 Forged Flanges Dimension

Nom. Pipe Size O T R X #/Dia of Holesa Bolt Circle Dia B B3 H L L2 L3c r C Thr
Sizes 1/2" through 2 1/2" are identical to class 1500.
3 9.5 1.5 5 5 8-1.00 7.5 3.57 3.6 3.5 2.12 4 2.12 0.38 3.63 1.62
4 11.5 1.75 6.19 6.25 8-1.25 9.25 4.57 4.6 4.5 2.75 4.5 2.75 0.44 4.63 1.88
5 13.75 2 7.31 7.5 8-1.38 11 5.66 5.69 5.56 3.12 5 3.12 0.44 5.69 2.12
6 15 2.19 8.5 9.25 12-1.25 12.5 6.72 6.75 6.63 3.38 5.5 3.38 0.5 6.75 2.25
8 18.5 2.5 10.63 11.75 12-1.50 15.5 8.72 8.75 8.63 4 6.38 4.5 0.5 8.75 2.5
10 21.5 2.75 12.75 14.5 16-1.50 18.5 10.88 10.92 10.75 4.25 7.25 5 0.5 10.88 2.81
12 24 3.12 15 16.5 20-1.50 21 12.88 12.92 12.75 4.63 7.88 5.62 0.5 12.94 3
14 25.25 3.38 16.25 17.75 20-1.63 22 14.14 14.18 14 5.12 8.38 6.12 0.5 14.19 3.25
16 27.75 3.5 18.5 20 20-1.75 24.25 16.16 16.19 16 5.25 8.5 6.5 0.5 16.19 3.38
18 31 4 21 22.25 20-2.00 27 18.18 18.2 18 6 9 7.5 0.5 18.19 3.5
20 33.75 4.25 23 24.5 20-2.13 29.5 20.2 20.25 20 6.25 9.75 8.25 0.5 20.19 3.62
24 41 5.5 27.25 29.5 20-2.63 35.5 24.25 24.25 24 8 11.5 10.5 0.5 24.19 4

Class 1500 Forged Flanges Dimension

Nom. Pipe Size O T R X #/Dia of Holesa Bolt Circle Dia B B3 H L L2 L3c r C D Thr
½ 4.75 0.88 1.38 1.5 4-0.88 3.25 0.88 0.9 0.84 1.25 2.38 1.25 0.12 0.93 0.38 0.88
¾ 5.12 1 1.69 1.75 4-0.88 3.5 1.09 1.11 1.05 1.38 2.75 1.38 0.12 1.14 0.44 1
1 5.88 1.12 2 2.06 4-1.00 4 1.36 1.38 1.32 1.62 2.88 1.62 0.12 1.41 0.5 1.12
6.25 1.12 2.5 2.5 4-1.00 4.38 1.7 1.72 1.66 1.62 2.88 1.62 0.19 1.75 0.56 1.19
7 1.25 2.88 2.75 4-1.12 4.88 1.95 1.97 1.9 1.75 3.25 1.75 0.25 1.99 0.62 1.25
2 8.5 1.5 3.63 4.12 8-1.00 6.5 2.44 2.46 2.38 2.25 4 2.25 0.31 2.5 0.69 1.5
9.62 1.62 4.13 4.88 8-1.12 7.5 2.94 2.97 2.88 2.5 4.12 2.5 0.31 3 0.75 1.88
3 10.5 1.88 5 5.25 8-1.25 8 3.6 3.5 4.62 2.88 0.38
4 12.25 2.12 6.19 6.38 8-1.38 9.5 4.6 4.5 4.88 3.56 0.44
5 14.75 2.88 7.31 7.75 8-1.63 11.5 5.69 5.56 6.12 4.12 0.44
6 15.5 3.25 8.5 9 12-1.50 12.5 6.75 6.63 6.75 4.69 0.5
8 19 3.62 10.63 11.5 12-1.75 15.5 8.75 8.63 8.38 5.62 0.5
10 23 4.25 12.75 14.5 12-2.00 19 10.92 10.75 10 7 0.5
12 26.5 4.88 15 17.75 16-2.12 22.5 12.92 12.75 11.12 8.62 0.5
14 29.5 5.25 16.25 19.5 16-2.38 25 14.18 14 11.75 9.5 0.5
16 32.5 5.75 18.5 21.75 16-2.63 27.75 16.19 16 12.25 10.25 0.5
18 36 6.38 21 23.5 16-2.88 30.5 18.2 18 12.88 10.88 0.5
20 38.75 7 23 25.25 16-3.12 32.75 20.25 20 14 11.5 0.5
24 46 8 27.25 30 16-3.63 39 24.25 24 16 13 0.5

Class 2500 Forged Flanges Dimension

Nom. Pipe Size O T R X #/Dia of Holesa Bolt Circle Dia B3 H L L2 L3 r C Thr
½ 5.25 1.19 1.38 1.69 4-0.88 3.5 0.9 0.84 1.56 2.88 1.56 0.12 0.93 1.12
¾ 5.5 1.25 1.69 2 4-0.88 3.75 1.11 1.05 1.69 3.12 1.69 0.12 1.14 1.25
1 6.25 1.38 2 2.25 4-1.00 4.25 1.38 1.32 1.88 3.5 1.88 0.12 1.41 1.38
7.25 1.5 2.5 2.88 4-1.12 5.13 1.72 1.66 2.06 3.75 2.06 0.19 1.75 1.5
8 1.75 2.88 3.12 4-1.25 5.75 1.97 1.9 2.38 4.38 2.38 0.25 1.99 1.75
2 9.25 2 3.63 3.75 8-1.12 6.75 2.46 2.38 2.75 5 2.75 0.31 2.5 2
10.5 2.25 4.13 4.5 8-1.25 7.75 2.97 2.88 3.12 5.62 3.12 0.31 3 2.25
3 12 2.62 5 5.25 8-1.38 9 3.6 3.5 6.62 3.62 0.38
4 14 3 6.19 6.5 8-1.63 10.75 4.6 4.5 7.5 4.25 0.44
5 16.5 3.62 7.31 8 8-1.88 12.75 5.69 5.56 9 5.12 0.44
6 19 4.25 8.5 9.25 8-2.12 14.5 6.75 6.63 10.75 6 0.5
8 21.75 5 10.63 12 12-2.12 17.25 8.75 8.63 12.5 7 0.5
10 26.5 6.5 12.75 14.75 12-2.63 21.25 10.92 10.75 16.5 9 0.5
12 30 7.25 15 17.38 12-2.88 24.38 12.92 12.75 18.25 10 0.5

General notes:
(a)- Bolt hole diameter 1/8 in. larger than bolt diameter.
(b)- Standard bore dimensions provided. See bore chart for other wall thicknesses.
(c)- This dimension is commonly associated with "true" lap joints. Industry standard is to make to the slip on length through the hub.

ASTM Specification of Forged Flanges

  • Carbon Steel Forged Flange
    • A105 Forged Flange
  • Alloy Steel High-Temp Forged Flange
    • A182 Gr F1 Forged Flange
    • A182 Gr F11 Forged Flange
    • A182 Gr F12 Forged Flange
    • A182 Gr F22 Forged Flange
    • A182 Gr F5 Forged Flange
    • A182 Gr F9 Forged Flange
  • Alloy Steel Low-Temp Forged Flange
    • A350 Gr LF2 Forged Flange
    • A350 Gr LF3 Forged Flange

  • Austenitic Stainless Steel Forged Flange
    • A182 Gr F304 Forged Flange
    • A182 Gr F316 Forged Flange
    • A182 Gr F321 Forged Flange
    • A182 Gr F347 Forged Flange
    • A182 Gr F304L Forged Flange
    • A182 Gr F316L Forged Flange
    • A182 Gr F317 Forged Flange
    • A182 Gr F317L Forged Flange
    • A182 Gr F321 Forged Flange
    • A182 Gr F310 Forged Flange
    • A182 Gr 347 Forged Flange
  • Nickel Alloy Forged Flange
    • ASTM B564 Forged Flange
    • astm b564 uns n06600 Forged Flange
    • astm b564 uns n06625 Forged Flange
    • astm b564 uns no4400 Forged Flange
    • astm b564 uns n08810 Forged Flange
    • astm b564 uns n08811 Forged Flange
    • astm b564 uns n08825 Forged Flange
    • astm b564 uns n04400 Forged Flange
    • astm b564 uns n10276 Forged Flange
    • astm b564 uns n10665 Forged Flange
  • Titanium Forged Flange
    • astm b381 grade f2 Forged Flange
    • astm b381 f5 Forged Flange
    • astm b381 f3 Forged Flange
    • astm b381 f12 Forged Flange
    • astm b381 f7 Forged Flange
    • Other grades: ASTM B381 F1, F2, F2H, F3, F4, F5, F6, F7, F7H, F9, F10, F11, F12, F13, F14, F15, F16, F16H, F17, F18, F19, F20, F21, F23, F24, F25, F26 , F26H, F27, F28, F29, F30, F31, F32, F33, F34, F35, F36, F37, F38 Forged Flange

    Manufacturing Stainless Steel Forged Flanges in India, Red Earth Steels PVT LTD holds a wide range of Alloy Steel Forged Flanges in all Thickness, stock for immediate despatch throughout India & globally.

    Type of Forged Flanges we produce:

    Forged Flanges Class 150 Forged Flanges Threaded
    Forged Flanges Class 300 Forged Flanges With 1/2 Npt
    Forged Flanges Class 1500 Forged Flanges With Threaded Hole
    Forged Flanges Class 600 Forged Flanges Weight 150# 
    Forged Flanges Class 900 Forged Flanges Rtj 1500
    Forged Flanges Class 2500 Forged Flanges Ring Type Joint
    Forged Flanges Pn16 Forged Flanges Flat Face
    Forged Flanges Pn10 Forged Flanges Slip On
    Forged Flanges Pn40 Forged Flanges Rtj 900
    Forged Flanges Pn 160 Forged Flanges Rtj
    Forged Flanges Pn 64 Forged Flanges Npt
    Forged Flanges Dn150 Pn16 Forged Flanges Jis 5k
    Forged Flanges Din 2527 Forged Flanges Jis B2220
    Forged Flanges Din En 1092-1 Forged Flanges Jis 10k
    Forged Flanges Din 2633 Kf Forged Flanges
    Forged Flanges Din 2576 Forged Flanges B16.47
    Forged Flanges Asme B16.5 Class 300 Forged Flanges Ansi B16.5 150

    Stock an extensive range of Forged Flanges, Carbon Steel Forged Flanges manufacturer in Mumbai, India

    Producing high-strength Alloy Steel Forged Flanges in India, contact Stainless Steel Forged Flanges manufacturers in India, Philippines, Malaysia, UAE & UK