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ANSI B16.5 Class 1500 Flanges Manufacturer and Supplier in Kolkata, India

Veer Flanges, established in Kolkata, India, is a renowned manufacturer and distributor of premium flanges, primarily dealing in ANSI B16.5 Class 1500 flanges. Due to its long-standing reputation for accuracy in engineering and dependable operation, Veer Flanges provides various types of flanges that comply with industry specifications and customer orders. Their ANSI B16.5 Class 1500 flanges are renowned for their strength and superior pressure handling capacity, which makes them suitable for rigorous applications in different industries, such as oil and gas, chemical, and petrochemical industries. Veer Flanges is dedicated to delivering superior products and service.

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1500 LBS Flanges In India

1500 LBS Flanges

1500 LB Plate Flange In India

1500 LB Plate Flange

Raised Face Class 1500 Flanges

ANSI B16.5 Class 1500 flanges are usually made of high-grade carbon steel, stainless steel, or alloy steel, which provides excellent strength and corrosion resistance. The material composition usually includes elements like carbon, manganese, chromium, nickel, and molybdenum, depending on the grade of material. ANSI B16.5 Class 1500 flanges are engineered to ensure high-pressure capabilities, and their mechanical properties like tensile strength, yield strength, and elongation conform to stringent specifications. The flanges are constructed for high performance, with tensile strengths between 70,000 and 100,000 psi and yield strengths of about 30,000 psi, for reliability in applications where performance is critical.

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Largest ANSI B16.5 Class 1500 Flanges Supplier in Kolkata, India

Veer Flanges, a leading supplier in Kolkata, India, offers an extensive selection of ANSI B16.5 Class 1500 Flanges, including weld neck flanges, slip-on flanges, blind flanges, threaded flanges, and lap joint flanges. Designed for diverse industrial applications, our high-quality inventory and commitment to exceptional service make us a trusted choice for flange products in the region. 

Contact us to get a quick quote for your requirement.

We offer These Flanges as per DIN, ISO, JIS or ANSI Standard.

ANSI B16.5 Class 1500 Flanges Specification

Size Range 1/2″ (15 NB) to 48″ (1200NB) DN10~DN5000
Standards B16.47 Series A & B, ANSI/ASME B16.5, BS4504, B16.48, EN-1092, BS 10, DIN, ANSI Flanges, BS Flanges, ASME Flanges, EN Flanges, DIN Flanges, GOST Flanges.
DIN 6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64
JIS 5K, 10 K, 16 K 20 K, 30 K, 40 K, 63 K
UNI 6Bar 10Bar 16Bar 25Bar 40Bar
EN 6Bar 10Bar 16Bar 25Bar 40Bar
Main Types Threaded / Forged / Plate /Screwed
Flange supporting material Ring Joint, Gasket, Flange Bolts
Test Certificates EN 10204/3.1B Raw Materials Certificate 100% Radiography Test Report Third Party Inspection Report, etc
Most Common Types
  • Slip-On Ring Flange (SORF), Class 1500
  • Weld Neck Ring Flange (WNRF), Class 1500
  • Threaded Ring Flange, Class 1500
  • Socket Weld Ring Flange (SWRF), Class 1500
  • Blind Ring Flange (BLRF), Class 1500
  • Ring Type Joint Flange (RTJF), Class 1500
  • Lap Joint Ring Flange (LJRF), Class 1500
Production technique
  • Forged, Heat treated and machined
Connect Type/ Flange Face Type Ring Type Joint (RTJ), Raised Face (RF),Large Male-Female (LMF), Flat Face (FF),Small Male-Female (SMF), Lap-Joint Face (LJF), Large Tongue & Groove, Small Tongue, 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 Class 1500 Threaded Flange, Socketweld Flange, Slip-On Flange, Blind Flange, Weld Neck Flange 
Test Direct-reading Spectrograph, Hydrostatic testing machine, X-ray detector, UI trasonic flaw detector, Magnetic particle detector
Equipment Bending machine, Press machine, electric bevelling machine, Pushing Machine, Sand-blasting machine etc
Origin Indian / West Europe / Japan / USA / Korean
Specialized Manufacturer of
  • Class 1500 Blind Flanges
  • Class 1500 Large Diameter Flange
  • Class 1500 Table Flanges
  • Class 1500 Sorf Flange
  • Class 1500 Socketweld Flanges
  • Class 1500 Threaded Flanges
  • Class 1500 Weld Neck Flanges
  • Class 1500 Slip-On Flanges
  • Class 1500 Loose Flanges
  • Class 1500 AS 4087 Water Flanges
  • Class 1500 Lap Joint Flanges
  • Class 1500 Plate Flanges
  • Class 1500 Orifice Flanges
Standard ANSI DIN, GOST, JIS, UNI, BS, AS2129, AWWA, EN, SABS, NFE etc. 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
  • ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings
  • AS 2129: Table D; Table E; Table H
  • B.S: BS4504 , BS3293, BS1560, BS10
  • ANSI B16.5, ANSI B16.47, MSS SP44, ANSI B16.36, ANSI B16.48
  • ANSI : ANSI B16.5, ANSI B16.47(API605), MSS SP44, ANSI B16.36, ANSI B16.48
  • German (DIN)
  • American standard (ANSI)
  • Any other specilised flanges
  • British standard (BS)
  • The other standard : AWWA C207; EN1092-1, GOST12820, JIS B2220; KS B1503, SABS1123; NFE29203;UNI2276
  • 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

ANSI B16.5 Class 1500 Flanges Dimensions

Normal pipe size Outside dia. of flange Minimum thickness of flange Overall Length Bolt Circle No. and Size of Holes O.D. of raised face
Welding neck Slip-on & socket welding Lap Joint
O Q Y Diam. No. dia. R
1/2 12.1 22.3 60.3 31.8 31.8 82.5 4 22 35
3/4 130 25.4 69.8 34.9 34.9 89.0 4 22 43
1 149 28.6 73.0 41.3 41.3 101.5 4 25 51
1-1/4 159 28.6 73.0 41.3 41.3 111.0 4 25 64
1-1/2 178 31.8 82.6 44.4 44.4 124.0 4 29 73
2 216 38.1 101.6 57.2 57.2 165.0 8 25 92
2-1/2 244 41.3 104.8 63.5 63.5 190.5 8 29 105
3 267 47.7 117.5 73.0 73.0 203.0 8 32 127
3-1/2
4 311 54.0 123.8 90.5 90.5 241.5 8 35 157
5 375 73.1 155.5 104.8 104.8 292.0 8 41 186
6 394 82.6 171.4 119.1 119.1 317.5 12 38 216
8 483 92.1 212.7 142.9 142.9 393.5 12 45 270
10 584 108.0 254.0 158.8 177.8 482.5 12 51 324
12 673 123.9 282.9 181.0 219.1 571.5 16 54 381
14 749 133.4 298.4 241.3 635.0 16 60 413
16 826 146.1 311.2 260.4 705.0 16 51 470
18 914 162.0 327.0 276.2 474.5 16 73 538
20 984 117.8 355.4 292.1 832.0 16 80 584
24 1168 203.2 406.4 330.2 990.5 16 92 692

ANSI B16.5 Class 1500 flanges find extensive applications in high-pressure piping systems in most industries, such as oil and gas, petrochemical, chemical, and power generation. ANSI B16.5 Class 1500 flanges are suitable for uses demanding sound sealing and resistance to pressure, including pipeline installation, valves, pumps, and heat exchangers. Its heavy-duty build makes it suitable for high-pressure and high-temperature use. ANSI B16.5 Class 1500 flanges are extensively used in critical service applications where leak prevention and longer lifecycles are key, offering secure and efficient transportation of fluid and gas in industrial facilities, power plants, and offshore platforms.

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Types of ANSI B16.5 Class 1500 Flanges

1500 LB Plate Flange
SS Class 1500 Flanges In India
SS Class 1500 Flanges
ANSI B16.5 Class 1500 Forged Flanges In India
ANSI B16.5 Class 1500 Forged Flanges
1500 LBS Flanges In India
1500 LBS Flanges
1500 LBS Flange In India
1500 LBS Flange
1500 LB Plate Flange In India
1500 LB Plate Flange

Are Custom Sizes Available for ANSI B16.5 Class 1500 Flanges?

Yes, we offer custom sizes for ANSI B16.5 Class 1500 Flanges to meet specific project needs. Our team at Veer Flanges is committed to providing tailored solutions for all your requirements. For more details, contact us at sales@veerflanges.co.in.

Material Testing

We are renowned for delivering products with precise, accurate dimensions. Each product undergoes thorough testing, both destructive and non-destructive, to ensure quality before being shipped to our customers.

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Application Industry of ANSI B16.5 Class 1500 Flanges

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