ANSI B16.5, B16.47 Plate Flange

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Industrial Plate Flange Manufacturer, Supplier & Exporter | Stainless Steel Plate Flanges

Plate Flanges are widely used piping components designed to connect pipes, valves, pumps, and other equipment within industrial piping systems. Manufactured from high-quality metal plates, these flanges provide strong, reliable, and leak-resistant connections for a variety of applications. Their simple yet robust design makes them suitable for both low-pressure and high-pressure systems across industries such as oil & gas, petrochemical processing, power generation, water treatment, marine engineering, and chemical manufacturing. Plate Flanges are available in different sizes, pressure classes, and material grades to accommodate diverse operational requirements.

One of the key advantages of Plate Flanges is their versatility and customization capability. They can be manufactured to meet specific dimensional requirements, pressure ratings, and material specifications, ensuring compatibility with a wide range of piping systems. Available in materials such as Stainless Steel, Carbon Steel, Alloy Steel, Duplex Steel, and other specialty alloys, Plate Flanges offer excellent strength, corrosion resistance, and durability. Their heavy-duty construction makes them ideal for applications operating under challenging temperature and pressure conditions.

Arrow Piping Solutions is a trusted manufacturer, supplier, and exporter of premium-quality Industrial Plate Flanges manufactured according to international standards and industry specifications. We offer a comprehensive range of Plate Flanges in various configurations, sizes, and material grades to meet the specific needs of industrial projects. Our products are produced using advanced manufacturing techniques and undergo strict quality inspections to ensure superior performance, dimensional accuracy, and long service life. With competitive pricing, timely delivery, and customer-focused service, Arrow Piping Solutions delivers dependable flange solutions to clients worldwide.

ANSI Plate Flange

High-pressure plate flange, Carbon steel, Alloy Steel plate flange, Custom plate flange, Flanged plate connectors, API 6A plate flange, Weld-on plate flange, Slip-on plate flange, Blind plate flange, Forged plate flange, Plate flange for pipelines

Forged plate flange

SIZE RANGE

15mm (1/2" NPS ) up to 600mm ( 24" NPS ), For 2500# in sizes from NPS 1/2 to NPS 12

STANDARDS / DIMENSION

ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN

PRESSURE CLASS

150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64.

FLANGE FACE TYPE

FF—Flat Face, RF—Raised Face, FM—Female Face, M—Male Face, T—Tongue Face, G—Groove Face, RJ—Ring Joint.

CARBON STEEL

ASTM A105/A105N (SA105N), LTCS A350 LF2, A694

DUPLEX & SUPER DUPLEX

ASTM A182 / ASME SA182 - S31803, S32205, 2205, S32750, S32760, S32950, 2507.

STAINLESS STEEL

ASTM A182 F304, 304L, 304H, 316, 316L, 316H, 317, 317L, 321, 321H, 310, 310S, 347, 904L, etc.

ALLOY STEEL

ASTM A182 / SA182 - F1 / F5 / F9 / F11 / F12 / F22 / F91

MTC

EN 10204 3.2 and EN 10204 3.1, Test Certificates certifying NACE MR0175, NACE MR0103

Flanges ANSI/ASME B16.5 & B16.47
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Materials

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Stainless Steel ➜ Carbon Steel ➜ Alloy Steel ➜
Weld Neck Flange Diagram

ANSI B16.5 PLATE FLANGE (CLASS 150) - DIMENSIONS & WEIGHT

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NPS D b g m J k Holes l Kg.
1/2" 88.9 11.1 34.9 30.2 22.3 60.3 4 15.9 0.4
3/4" 98.4 12.7 42.9 38.1 27.7 69.8 4 15.9 0.7
1" 107.9 14.3 50.8 49.2 34.5 79.4 4 15.9 0.8
1 1/4" 117.5 15.9 63.5 58.8 43.2 88.9 4 15.9 1.1
1 1/2" 127 17.5 73 65.1 49.5 98.4 4 15.9 1.4
2" 152.4 19 92.1 77.8 62 120.6 4 19 2.2
2 1/2" 177.8 22.2 104.8 90.5 74.7 139.7 4 19 3.6
3" 190.5 23.8 127 107.9 90.7 152.4 4 19 4.1
3 1/2" 215.9 23.8 139.7 122.2 103.4 177.8 8 19 5.2
4" 228.6 23.8 157.2 134.9 116.1 190.5 8 19 5.6
5" 254 23.8 185.7 163.6 143.8 215.9 8 22.2 6.3
6" 279.4 25.4 215.9 192.1 170.7 241.3 8 22.2 7.5
8" 342.9 28.6 269.9 246.1 221.5 298.4 8 22.2 12.6
10" 406.4 30.2 323.8 304.8 276.3 361.9 12 25.4 18.5
12" 482.6 31.7 381 365.1 327.1 431.8 12 25.5 28
14" 533.4 34.9 412.7 400 359.1 476.2 12 28.6 36
16" 596.9 36.5 469.9 457.2 410.5 539.7 16 28.6 46
18" 635 39.7 533.4 504.8 461.8 577.8 16 31.7 50
20" 698.5 42.9 584.2 558.8 513.1 635 20 31.7 64
22" 749.3 46 641.2 609.6 564.4 692.1 20 34.9 72
24" 812.8 47.6 692.1 663.6 615.9 749.3 20 34.9 89

ANSI B16.5 PLATE FLANGE (CLASS 300) - DIMENSIONS & WEIGHT

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NPS D b g m J k Holes l Kg.
1/2" 95.6 14.3 34.9 38.1 22.3 66.7 4 15.9 0.7
3/4" 117.5 15.9 42.9 47.6 27.7 82.5 4 19 1.1
1" 123.8 17.5 50.8 54 34.5 88.9 4 19 1.4
1 1/4" 133.3 19 63.5 63.5 43.2 98.4 4 19 1.8
1 1/2" 155.6 20.6 73 69.8 49.5 114.3 4 22.2 2.6
2" 165.1 22.2 92.1 84.1 62 127 8 19 3.4
2 1/2" 190.5 25.4 104.8 100 74.7 149.2 8 22.2 4.4
3" 209.5 28.6 127 117.5 90.7 168.3 8 22.2 6.1
3 1/2" 228.6 30.2 139.7 133.3 103.4 184.1 8 22.2 7.5
4" 254 31.7 157.2 146 116.1 200 8 22.2 10.1
5" 279.4 34.9 185.7 177.8 143.8 234.9 8 22.2 12.5
6" 317.5 36.5 215.9 206.4 170.7 269.9 12 22.2 14.1
8" 381 41.3 269.9 260.3 221.5 330.2 12 25.4 24.8
10" 444.5 47.6 323.8 320.7 276.3 387.3 16 28.6 37.1
12" 520.7 50.8 381 374.6 327.1 450.8 16 31.7 50
14" 584.2 54 412.7 425.4 359.1 514.3 20 31.7 70
16" 647.7 57.1 469.9 482.6 410.5 571.5 20 34.9 90
18" 711.2 60.3 533.4 533.4 461.8 628.6 24 34.9 112
20" 774.7 63.5 584.2 584.2 513.1 685.8 24 34.9 133
22" 838.2 66.7 641.2 641.2 564.4 742.9 24 41.3 197
24" 914.4 69.8 692.1 701.7 615.9 812.8 24 41.3 208

ANSI B16.5 PLATE FLANGE (CLASS 600) - DIMENSIONS & WEIGHT

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NPS D b g m J k Holes l Kg.
1/2" 95.2 14.3 34.9 38.1 22.3 66.7 4 15.9 0.8
3/4" 117.5 15.9 42.9 47.6 27.7 82.5 4 19 1.4
1" 123.8 17.5 50.8 54 34.5 88.9 4 19 1.6
1 1/4" 133.3 20.6 63.5 63.5 43.2 98.4 4 19 2.1
1 1/2" 155.6 22.2 73 69.8 49.5 114.3 4 22.2 3.1
2" 165.1 25.4 92.1 84.1 62 127 8 19 3.7
2 1/2" 190.5 28.6 104.8 100 74.7 149.2 8 22.2 5.4
3" 209.5 31.7 127 117.5 90.7 168.3 8 22.2 7.3
3 1/2" 228.6 34.9 139.7 133.3 103.4 184.1 8 25.4 8.9
4" 273 38.1 157.2 152.4 116.1 215.9 8 25.4 11.8
5" 330.2 44.4 185.7 188.9 143.8 266.7 8 28.6 24.5
6" 355.6 47.6 215.9 222.2 170.7 292.1 12 28.6 29.5
8" 419.1 55.6 269.9 273 221.5 349.2 12 31.7 43
10" 508 63.5 323.8 342.8 276.3 431.8 16 34.9 70
12" 558.8 66.7 381 400 327.1 488.9 20 34.9 86
14" 603.2 69.8 412.7 431.8 359.1 527 20 38.1 100
16" 685.8 76.2 469.9 495.3 410.5 603.2 20 41.3 142
18" 742.9 82.5 533.4 546.1 461.8 654 20 44.4 175
20" 812.8 88.9 584.2 609.6 513.1 723.9 24 44.4 232
22" 869.9 95.2 641.2 666.7 564.4 777.9 24 47.6 292
24" 939.8 101.6 692.1 717.5 615.9 838.2 24 50.8 330

ANSI B16.5 PLATE FLANGE (DIN2503PN40) - DIMENSIONS & WEIGHT

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Nominal Pipe Size Diameter of Pipe No. of holes Flange Dia Thk of Flange Dia of Bolt Circle Dia of Bolt Holes Approx.Weight
DN ISO DIN D5 BN D b K d2 KG/PCS
10 – 14 14.5 4 90 16 60 14 0.70
17.2 – 17.7 4 90 16 60 14 0.69
15 – 20 21 4 95 16 65 14 0.77
21.3 – 22 4 95 16 65 14 0.77
20 – 25 26 4 105 18 75 14 1.06
26.9 – 27.6 4 105 18 75 14 1.05
25 – 30 31 4 115 18 85 14 1.27
33.7 – 34.4 4 115 18 85 14 1.26
32 – 38 39 4 140 18 100 18 1.86
42.4 – 43.1 4 140 18 100 18 1.83
40 – 44.5 45.5 4 150 18 110 18 2.12
48.3 – 49 4 150 18 110 18 2.09
50 – 57 58.1 4 165 20 125 18 2.78
60.3 – 61.1 4 165 20 125 18 2.74
65 76.1 – 77.1 8 185 22 145 18 3.48
80 88.9 – 90.3 8 200 24 160 18 4.33
100 – 108 109.6 8 235 24 190 22 5.82
114.3 – 115.9 8 235 24 190 22 5.61
125 – 133 134.8 8 270 26 220 26 7.91
139.7 – 141.6 8 270 26 220 26 7.60
150 – 159 161.1 8 300 28 250 26 10.12
168.3 – 170.5 8 300 28 250 26 9.58
175 193.7 – 196.1 12 350 32 295 30 14.45
200 219.1 – 221.8 12 375 34 320 30 16.90
250 – 267 270.2 12 450 38 385 33 27.28
273 – 276.2 12 450 38 385 33 26.51
300 323.9 – 327.6 16 515 42 450 33 36.38
350 355.6 – 359.7 16 580 46 510 36 52.83
368 – 372.2 16 580 46 510 36 50.24
400 406.4 – 411 16 660 50 585 39 74.71
419 – 423.7 16 660 50 585 39 71.44
500 508 – 513.6 20 755 52 670 42 86.87
600 610 – 616.5 20 890 54 795 48 121.84
700 711 – 716 24 995 58 900 48 150.93
800 813 – 818 24 1140 64 1030 56 219.08

Blind plate flanges Standards

Blind plate flanges are commonly used to seal the end of pipes, valves, and other equipment in various piping systems. These flanges do not have a central hole and are designed to block or close off a pipeline or equipment. The following are some of the main standards for blind plate flanges:

1. ASME/ANSI Standards (American)

  • ASME B16.5– Pipe Flanges and Flanged Fittings (NPS 1/2" to 24").
  • ASME B16.47 – Large Diameter Steel Flanges (Series A & B, NPS 26" to 60").
  • ASME B16.36 – Orifice Flanges.
  • ASME B16.48 – Line Blanks (Spectacle, Spade, and Spacer Flanges).
  • ANSI B16.1 – Cast Iron Flanges and Flanged Fittings.
  • ANSI B16.42 – Ductile Iron Pipe Flanges and Flanged Fittings.

2. ISO Standards (International)

  • ISO 7005-1 – Steel Flanges for General Applications.
  • ISO 7005-2 – Cast Iron Flanges.
  • ISO 7005-3 – Copper Alloy Flanges.

3. EN Standards (European)

  • EN 1092-1 – Steel Flanges.
  • EN 1092-2 – Cast Iron Flanges.
  • EN 1092-3 – Copper Alloy Flanges.
  • EN 1092-4 – Aluminium Alloy Flanges.

4. DIN Standards (German)

  • DIN 2527 – Blind Flanges.
  • DIN 2576 – Slip-On Flanges (PN 10).
  • DIN 2633 – Weld Neck Flanges (PN 16).
  • DIN 2634 – Weld Neck Flanges (PN 25).
  • DIN 2635 – Weld Neck Flanges (PN 40).

5. JIS Standards (Japanese)

  • JIS B2220 – Steel Pipe Flanges.

6. GOST Standards (Russian)

  • GOST 12820 – Flat Flanges for Steel Pipe Joints.
  • GOST 12821 – Steel Welded Flanges for High-Pressure Applications.
  • GOST 33259 – Flange Connections for Industrial Equipment and Pipelines.

7. BS Standards (British)

  • BS 4504 – Circular Flanges for Pipes, Valves, and Fittings.
  • BS 10 – Specification for Flanges and Bolting.

8. API Standards (Oil & Gas)

  • API 6A – Wellhead and Christmas Tree Equipment Flanges.
  • API 605 – Large-Diameter Carbon Steel Flanges (merged into ASME B16.47 Series B).

9. AWWA Standards (Waterworks)

  • AWWA C207 – Steel Ring Flanges for Waterworks Service.

10. MSS Standards (Manufacturer's Standardization Society)

  • MSS SP-44 – Steel Pipe Flanges (merged into ASME B16.47 Series A).
  • MSS SP-51 – Flanges for Glass-Lined Equipment.

11. Material-Specific Standards (ASTM)

  • ASTM A105 – Carbon Steel Forged Flanges.
  • ASTM A182 – Alloy and Stainless Steel Forged Flanges.
  • ASTM A350 – Carbon and Low-Alloy Steel Flanges for Low-Temperature Service.
  • ASTM A694 – High-Strength Carbon and Alloy Steel Flanges for High-Pressure Applications.

12. Other Regional and Specialized Standards

  • KS B1511 – Korean Standard Flanges.
  • NF E29-206 – French Standard Flanges.
  • SANS 1123 – South African Standard for Steel Flanges.

Why Choose Arrow Piping Solutions For Industrial Plate Flanges?

Arrow Piping Solutions is a trusted manufacturer and supplier of high-quality Industrial Plate Flanges, offering reliable flange solutions for a wide range of industrial piping applications. Our commitment to superior manufacturing standards, customer satisfaction, and technical excellence ensures products that deliver long-lasting performance and dependable operation.

Premium Quality Raw Materials

We manufacture Plate Flanges using carefully selected materials such as Stainless Steel, Carbon Steel, Alloy Steel, Duplex Steel, and other specialty alloys. These materials provide excellent strength, corrosion resistance, and durability, making them suitable for demanding industrial environments.

Customized Manufacturing Capabilities

Arrow Piping Solutions offers tailor-made Plate Flanges designed according to customer specifications. We can customize dimensions, pressure classes, material grades, drilling patterns, and other requirements to ensure perfect compatibility with specific piping systems and applications.

Stringent Quality Assurance

Every Plate Flange is manufactured under strict quality control procedures and undergoes comprehensive inspections to ensure compliance with international standards. Our quality-focused approach guarantees dimensional accuracy, structural integrity, and reliable performance.

Extensive Product Selection

We provide a broad range of Industrial Plate Flanges in various sizes, pressure ratings, and material specifications. Our comprehensive inventory allows us to serve the requirements of multiple industries and complex piping projects efficiently.

What Are the Different Types of Plate Flanges?

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Arrow Piping Solutions offers various types of Plate Flanges, including:.

  • Weld Neck Plate Flanges
  • Slip-On Plate Flanges
  • Blind Plate Flanges
  • Lap Joint Plate Flanges
  • Threaded Plate Flanges

These flange types are available in different pressure classes and material grades to suit specific industrial applications.

How Are Plate Flanges Different from Other Flanges?

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Plate Flanges are manufactured from solid metal plates and are known for their robust construction and versatility.

They can be customized for large-diameter pipelines, specialized applications, and demanding operating conditions, making them suitable for a wide range of industrial systems.

Can Plate Flanges Be Customized?

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Yes,Arrow Piping Solutions manufactures customized Plate Flanges according to project-specific requirements, including custom sizes, material grades, pressure ratings, bolt hole configurations, and surface finishes. This flexibility ensures optimal performance and compatibility for various industrial applications.

AVAILABLE TYPES OF FLANGES

TONGUE AND GROOVE FLANGES

MALE AND FEMALE FLANGES

WELD NECK FLANGES

BLIND FLANGES

Orifice Flange

Socket Weld Flange / SWRF Flange