ASME B16.5 Plate Flanges, ASME B16.5 Blind Flange, ANSI B16.5 Flange Manufacturers In India.

ANSI B16.5 Slip On Flanges, B16.5 Lap Joint Flanges, B16.5 WNRF Flange, ASME B16.5 Flange Manufacturers.

  • ASME/ANSI B16.5 Flange

ASME B16.5 300# BLRF Flanges, ANSI B16.5 Threaded Flanges, ASME B16.5 SORF Flanges, B16.5 RTJ Flanges, ASME B16.5 Flanges Suppliers.

Standard Specification For ASME/ANSI B16.5 Flanges

Size 1/2" (15 NB) to 48" (1200NB) DN10~DN5000
Pressure Rate 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS
Facing Types Raised Face (RF), Flat Face (FF), Ring Type Joint (RTJ), Lap-Joint Face (LJF), Large Male-Female (LMF), Small Male-Female (SMF), Large Tongue & Groove, Small Tongue, Groove
Value Added Services Antirust Paint, Oil Black Paint, Yellow Transparent, Zinc Blindd, Cold and Hot Dip Galvanized
Dimensions ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings
Production Technique Forged, Heat Treated and Machined
Manufacturers of ASME/ANSI B16.5 Flanges
  • Raccortubi S.p.A., Italy
  • Erne Fittings, Austria
  • Melesi, Italy
  • Mega, Italy
  • Ulma, Spain
  • TecnoForge, Italy
  • BENKAN Corporation, Japan
  • BKL- Thai Benkan, Thailand
  • Lame S.R.L., Italy
  • Metal Far, Italy
ANSI ANSI B16.5, ANSI B16.47, MSS SP44, ANSI B16.36, ANSI B16.48
American Society Of Mechanical Engineers (ASME)
  • ASME B1.20.1, Pipe Threads, General Purpose
  • ASME B16.1, Cast Iron Flanges and Flanged Fittings Classes 25, 125 and 250
  • ASME/ANSI B16.5, Pipe Flanges and Flanged Fittings NPS 1/2 Through NPS 24
  • ASME B16.11, Forged Fittings, Socket Welding and Threaded
  • ASME B16.25, Buttwelding Ends
  • ASME B16.36, Orifice Flanges
  • ASME B16.47, Large Diameter Steel Flanges NPS 26 Through NPS 60
  • ASME B31.1, Power Piping
  • ASME B31.3, Process Piping
  • ASME B46.1, Surface Texture (Surface Roughness, Waviness, and Lay)
DIN DIN2527, DIN2566, DIN2573, DIN2576, DIN2641, DIN2642, DIN2655, DIN2656, DIN2627, DIN2628, DIN2629, DIN 2631, DIN2632, DIN2633, DIN2634, DIN2635, DIN2636, DIN2637, DIN2638, DIN2673
Key markets and industries for ASME/ANSI B16.5 Flanges
  • Bitumen upgraders.
  • Heavy oil refineries.
  • Nuclear power (mostly seamless).
  • Petrochemicals and acids.
BS BS4504 , BS4504, BS1560, BS10
JIS 5K, 10K, 16K 20K, 30K, 40K, 63K
Test Direct-reading Spectrograph,Hydrostatic testing machine,X-ray detector,UI trasonic flaw detector,Magnetic particle detector
Origin West Europe / Japan / Indian / USA / Korean
Equipments Press Machine, Bending Machine, Pushing Machine, Electric Bevelling Machine, Sand-Blasting Machine, etc.
Types Of ASME/ANSI B16.5 Flanges

ASME/ANSI B16.5 Flanges Pressure Ratings
Maximum Allowable non-shock Pressure (psig) 
Temperature
(oF)
Pressure Class (lb)
150 300 400 600 900 1500 2500
Hydrostatic Test Pressure (psig) 
450 1125 1500 2225 3350 5575 9275
-20 to 100 290 750 1000 1500 2250 3750 6250
200 260 750 1000 1500 2250 3750 6250
300 230 730 970 1455 2185 3640 6070
400 200 705 940 1405 2110 3520 5865
500 170 665 885 1330 1995 3325 5540
600 140 605 805 1210 1815 3025 5040
650 125 590 785 1175 1765 2940 4905
700 110 555 740 1110 1665 2775 4630
750 95 505 675 1015 1520 2535 4230
800 80 410 550 825 1235 2055 3430
850 65 320 425 640 955 1595 2655
900 50 225 295 445 670 1115 1855
950 35 135 185 275 410 685 1145
1000 20 85 115 170 255 430 715

ASME/ANSI B16.5 Flanges Weights Chart

ASME B16.5 FLANGE WEIGHT – CLASS 150

NPS
(Inches)
DN
(mm)
FLANGE OD
A MM
FLANGE THICKNESS D
MM
SLIP ON FLANGE WEIGHT (KGS) WELD NECK FLANGE WEIGHT (KGS) BLIND FLANGE WEIGHT (KGS)
1/ 2 15 88.9 11.2 0.4 0.5 0.4
3/ 4 20 98.6 12.7 0.6 0.7 0.6
1 25 108 14.2 0.8 1 0.9
1 1/ 4 32 117.3 15.7 1 1.3 1.2
1 1/ 2 40 127 17.5 1.3 1.7 1.5
2 50 152.4 19.1 2.1 2.6 2.4
2 1/ 2 65 177.8 22.4 3.3 4.1 3.9
3 80 190.5 23.9 3.9 4.9 4.9
3 1/ 2 90 215.9 23.9 4.8 6.1 6.2
4 100 228.6 23.9 5.3 6.8 7.0
5 125 254 23.9 6.1 8.6 8.6
6 150 279.4 25.4 7.5 10.6 11.3
8 200 342.9 28.4 12.1 17.6 19.6
10 250 406.4 30.2 16.5 24 28.6
12 300 482.6 31.8 26.2 36.5 43.2
14 350 533.4 35.1 34.6 48.4 58.1
16 400 596.9 36.6 44.8 60.6 76.1
18 450 635 39.6 48.9 68.3 93.7
20 500 698.5 42.9 61.9 84.5 122.0
24 600 812.8 47.8 86.9 115 185.0

ASME B16.5 FLANGE WEIGHT – CLASS 300

NPS
(Inches)
DN
(mm)
FLANGE OD
A MM
FLANGE THICKNESS D
MM
SLIP ON / SOCKET WELD FLANGE WEIGHT (KGS) WELD NECK FLANGE WEIGHT (KGS) BLIND FLANGE WEIGHT (KGS)
1/ 2 15 95.3 14.2 0.6 0.8 0.6
3/ 4 20 117.3 15.7 1.1 1.3 1.1
1 25 124 17.5 1.4 1.5 1.4
1 1/ 4 32 133.4 19.1 1.7 2.0 1.8
1 1/ 2 40 155.5 20.6 2.5 2.9 2.7
2 50 165.1 22.4 2.9 3.4 3.2
2 1/ 2 65 190.5 25.4 4.3 5.2 4.9
3 80 215.9 28.4 5.9 6.9 6.8
3 1/ 2 90 228.6 30.2 7.3 8.7 8.7
4 100 254 31.8 9.6 11.2 11.5
5 125 279.4 35.1 12.3 15.1 15.6
6 150 317.5 36.6 15.6 19.1 20.9
8 200 381 41.1 24.2 29.9 34.3
10 250 444.5 47.6 34.1 42.7 53.3
12 300 520.7 50.8 49.8 61.8 78.8
14 350 584.2 53.8 69.9 85.8 105.0
16 400 647.7 57.2 88.1 106.0 137.0
18 450 711.2 60.5 109.0 131.0 175.0
20 500 774.7 63.5 134.0 158.0 221.0
24 600 914.4 70.0 201.0 230.0 339.0

ASME B16.5 FLANGE WEIGHT – CLASS 600

NPS
(Inches)
DN
(mm)
FLANGE OD
A MM
FLANGE THICKNESS D
MM
SLIP ON / SOCKET WELD FLANGE WEIGHT (KGS) WELD NECK FLANGE WEIGHT (KGS) BLIND FLANGE WEIGHT (KGS)
1/ 2 15 95.3 14.2 0.7 0.9 0.8
3/ 4 20 117.3 15.7 1.3 1.5 1.3
1 25 124.0 17.5 1.5 1.8 1.6
1 1/ 4 32 133.4 20.6 2 2.5 2.2
1 1/ 2 40 155.4 22.4 3 3.5 3.3
2 50 165.1 25.4 3.6 4.4 4.2
2 1/ 2 65 190.5 28.4 5.3 6.4 6.1
3 80 209.6 31.8 7 8.5 8.4
3 1/ 2 90 228.6 35.1 8.8 10.7 11
4 100 273.1 38.1 14.5 17.4 17.3
5 125 330.2 44.5 24.4 29.2 29.4
6 150 355.6 47.8 28.7 34.9 36.1
8 200 419.1 55.6 43.4 53.9 58.9
10 250 508 63.5 70.3 86.5 97.5
12 300 558.8 66.5 84.2 103.0 124
14 350 603.3 69.9 98.7 122.0 151
16 400 685.8 76.2 142.0 170.0 214
18 450 743 82.6 173.0 204.0 272
20 500 812.8 88.9 220.0 254.0 349.0
24 600 939.8 101.6 312.0 358.0 533.0

ASME B16.5 FLANGE WEIGHT – CLASS 900

NPS
(Inches)
DN
(mm)
FLANGE OD
A MM
FLANGE THICKNESS D
MM
SLIP ON / SOCKET WELD FLANGE WEIGHT (KGS) WELD NECK FLANGE WEIGHT (KGS) BLIND FLANGE WEIGHT (KGS)
1/ 2 15 120.7 22.4 1.8 1.9 1.8
3/ 4 20 130 25.4 2.4 2.6 2.4
1 25 149.4 28.4 3.6 3.7 3.6
1 1/ 4 32 158.8 28.4 4 4.3 4.1
1 1/ 2 40 177.8 31.8 5.5 5.9 5.8
2 50 215.9 38.1 10.2 10.8 10
2 1/ 2 65 244.3 41.1 13.9 15 14
3 80 241.3 38.1 11.6 13.7 13.1
4 100 292.1 44.5 19.7 22.5 26.9
5 125 349.3 50.8 31.9 37.4 36.5
6 150 381 55.6 41.1 47.7 47.4
8 200 469.9 63.5 70.7 81.3 82.5
10 250 546.1 69.9 101.0 119 122.0
12 300 609.6 79.2 133.0 157.0 173.0
14 350 641.4 85.6 153.0 180.0 206.0
16 400 704.9 88.9 185.0 217.0 259.0
18 450 787.4 101.6 258.0 292.0 367.0
20 500 857.3 108.0 317.0 362.0 463.0
24 600 1041.4 139.7 606.0 665.0 876.0

ASME B16.5 FLANGE WEIGHT – CLASS 1500

NPS
(Inches)
DN
(mm)
FLANGE OD
A MM
FLANGE THICKNESS D
MM
SLIP ON / SOCKET WELD FLANGE WEIGHT (KGS) WELD NECK FLANGE WEIGHT (KGS) BLIND FLANGE WEIGHT (KGS)
1/ 2 15 120.7 22.4 1.8 1.9 1.8
3/ 4 20 130 25.4 2.4 2.6 2.4
1 25 149.4 28.4 3.6 3.7 3.6
1 1/ 4 32 158.8 28.4 4 4.3 4.1
1 1/ 2 40 177.8 31.8 5.5 5.9 5.8
2 50 215.9 38.1 10.2 10.8 10.1
2 1/ 2 65 244.3 41.1 13.9 15 14
3 80 266.7 47.8 19.9 19.1
4 100 311.2 53.8 29.9 29.9
5 125 374.7 73.2 55.4 58.4
6 150 393.7 82.6 68.4 71.8
8 200 482.6 91.9 117 122
10 250 584.2 108 194.0 210.0
12 300 673.1 124 288.0 316.0
14 350 749.3 133.4 380.0 420
16 400 825.5 146.1 485.0 558.0
18 450 914.4 162.1 644.0 760.0
20 500 984.3 177.8 775.0 965.0
24 600 1168.4 203.2 1232.0 1558.0

ASME B16.5 Flange Weight – CLASS 2500

NPS
(Inches)
DN
(mm)
FLANGE OD
A MM
FLANGE THICKNESS D
MM
WELD NECK FLANGE WEIGHT (KGS) BLIND FLANGE WEIGHT (KGS)
1/ 2 15 133.4 30.2 3.1 3.0
3/ 4 20 139.7 31.8 3.7 3.5
1 25 158.8 35.1 5.2 5.0
1 1/ 4 32 184.2 38.1 7.7 7.4
1 1/ 2 40 203.2 44.5 10.9 10.4
2 50 235 50.8 16.2 15.6
2 1/ 2 65 266.7 57.2 23.7 22.6
3 80 304.8 66.5 36.2 34.8
4 100 355.6 76.2 55.3 53.9
5 125 419.1 91.9 92.5 90.8
6 150 482.6 108 143.0 141
8 200 552.5 127 215.0 214
10 250 673.1 165.1 406.0 411.0
12 300 762 184.2 572.0 592.0

Types Of ASME/ANSI B16.5 Flanges

ASME/ANSI B16.5 Threaded Flanges ASME/ANSI B16.5 Weld Neck Flanges
ASME/ANSI B16.5 Slip On Flanges ASME/ANSI B16.5 Socket Weld Flanges
ASME/ANSI B16.5 Blind Flanges ASME/ANSI B16.5 Lap Joint Flanges
ASME/ANSI B16.5 Plate Flanges ASME 16.5 Flanges ASME/ANSI B16.5
ASME/ANSI B16.5 Reducing Flanges ASME/ANSI B16.5 Orifice Flanges
ASME/ANSI B16.5 Nipo Flanges ASME/ANSI B16.5 Weldo Flanges
ASME/ANSI B16.5 Long Weld Neck Flanges ASME/ANSI B16.5 SWRF Flanges
ASME/ANSI B16.5 ASME Flanges ASME/ANSI B16.5 ASME 16.5 forged Flanges
ASME/ANSI B16.5 SORF Flanges ASME/ANSI B16.5 Long Welding Neck Flange
ASME/ANSI B16.5 Collar Flange ASME/ANSI B16.5 Raised Face Flange
ASME/ANSI B16.5 Flat Flanges ASME/ANSI B16.5 Loose Flanges
ASME/ANSI B16.5 Square Flanges ASME/ANSI B16.5 Expander Flanges
ASME/ANSI B16.5 Ring Type Joint Flanges ASME/ANSI B16.5 RTJ Flanges
ASME/ANSI B16.5 BLRF Flanges ASME/ANSI B16.5 Groove & Tongue Flanges
ASME/ANSI B16.5 High Hub Blinds Flanges ASME/ANSI B16.5 Spectacle Blind Flanges
ASME/ANSI B16.5 Weld Neck Flanges Series A or B ASME/ANSI B16.5 Spades Ring Spacers Flanges
ASME/ANSI B16.5 Screwed Flanges ASME/ANSI B16.5 Lip type Flanges
ASME/ANSI B16.5 WNRF Flanges ASME/ANSI B16.5 Flange Facing Type & Finish
ASME/ANSI B16.5 Puddle Flanges ASME/ANSI B16.5 Socket Welding Flange
ASME/ANSI B16.5 Flat Face Flange ASME/ANSI B16.5 Lap Joint Ring Flange

ASME/ANSI B16.5 Flanges Size Range

For larger dimensions outside the standards please contact us

Flanges Type Dimension Range Drawing
ASME/ANSI B16.5 Spectacle Blind Flanges 
ASME/ANSI B16.5 Blind Flanges
DN15 – DN2500 
½ "- 24"
DIN2527 PN16 DN150 BL 300lb 6 "
ASME/ANSI B16.5 Threaded with neck 
ASME/ANSI B16.5 Threaded Flanges
DN15 – DN150 
½ "- 24"
DIN2566 DN32 / 42.4 TH 300lb 1 "
Flanges smooth for welding DN15 – DN2500 DIN2576 DN150
ASME/ANSI B16.5 Welding neck 
ASME/ANSI B16.5 Welding Neck Flanges
DN15 – DN2500 
½ "- 24" 
Dy10 – Dy2400
DIN2635 DN150 / 168.3 WN 300lb 6 "GOST Dy150 Py16
ASME/ANSI B16.5 loose flanges, smooth Bunde DN15 – DN2500 DIN2642 DN150
ASME/ANSI B16.5 loose flanges Stub DN15 – DN2500 DIN2673 DN150
ASME/ANSI B16.5 Welding flanges with neck 
ASME/ANSI B16.5 Slip On Flanges
DN15 – DN2500 
½ "- 24" 
Dy10 – Dy2400
DIN86030 DN150 
SO 300lb 6 " 
GOST
ASME/ANSI B16.5 Lap Joint Flanges ½ "- 24" LJ 300lb 6 "
ASME/ANSI B16.5 Socket Welding Flanges ½ "- 3" SW 300lb 6 "

Forged and Plate Flanges

Product Size
ASME/ANSI B16.5 Slip-On Flanges ASME/ANSI B16.5 Threaded Flanges

1/2" – 36"

Raised Face (RF), Flat Face (FF), Ring Type Joint (RTJ), Lap-Joint Face (LJF), Large Male-Female (LMF), Small Male-Female (SMF), Large Tongue & Groove, Small Tongue, Groove

ASME/ANSI B16.5 Weld Neck Flanges ASME/ANSI B16.5 Socket Weld Flanges
ASME/ANSI B16.5 Blind Flanges ASME/ANSI B16.5 Reducing Flanges

Type Of Flanges Standard

Flanges Standard Steel Flanges
API 6A Flanges Slip On Flanges
ANSI Flanges Welding Neck Flanges
ASME Flanges Long Welding Neck Flanges
DIN Flanges Blind Flanges
EN1092-1 Flanges Lap Joint Flanges
UNI Flanges Socket Welding Flanges
JIS/KS Flanges Threaded Flanges
BS4504 Flanges Spectacle Blind Flanges
GB Flanges Plate Flanges
AWWA C207 Flanges Collar Flanges
GOST Flanges Flat Face Flanges
PSI Flanges Raised Face Flanges

Weld neck flange
900# weld neck flange integral weld neck flange
bs10 table e weld neck flange jis weld neck flange
bs10 table e weld neck flange long welding neck flange 1500
female weld neck flange metric weld neck flange
sch 40 weld neck flange weld neck flange 150#
sch 80 weld neck flange weld neck flange 1500
table d weld neck flange weld neck flange 1500 lbs
table e weld neck flange weld neck flange 2500
weld neck flange class 150 weld neck flange 28
weld neck flange class 1500 weld neck flange 300#
weld neck flange class 2500 weld neck flange 42
weld neck flange class 300 weld neck flange 600#
weld neck flange class 900 weld neck flange a105
weld neck flange class 900 weld neck flange ansi 150
weld neck flange din 2633 weld neck flange ansi b16.5
weld neck flange en 1092 1 weld neck flange api 6a

Blind flange
awwa c207 class b blind flange blind flange 28
awwa c207 class d blind flanges blind flange 3 4
awwa class b blind flange blind flange 3 inch
awwa class e blind flange blind flange 30
blank flange vs blind flange blind flange 300 lbs
blind flange 1/2 blind flange 300#
blind flange 10 300 blind flange 32
blind flange 10 600 blind flange 4-1/16
blind flange 10k blind flange 600 class
blind flange 14 blind flange 600 lbs
blind flange 150 lb blind flange 600#
blind flange 150# blind flange 8 600
blind flange 1500# blind flange 900 lbs
blind flange 16 blind flange 900#
blind flange 2 1 16 blind flange a105
blind flange 2 300 blind flange ansi
blind flange 2 600# blind flange ansi 300
blind flange 20 blind flange ansi 600
blind flange 22 blind flange ansi b16 5
blind flange 24 blind flange api 10000
blind flange 2500 lbs blind flange api 5000
blind flange 2500# blind flange api 6a
ansi b 16.5 blind flange blind flange api 6bx
blind flange class 150 blind flange asme
blind flange class 300 blind flange asme b16.5
blind flange class 600 blind flange en 1092
blind flange class 900 blind flange en 1092-1
c w blind flange blind flange raised face
class d blind flange blind flange rating
class e blind flange blind flange reducer
drilling a blind flange blind flange rf
en 1092-1 blind flange blind flange ring joint
galvanised blind flange blind flange ring type joint
galvanized blind flange blind flange rtj
ghost blind flange blind flange sa 105
kf blind flange blind flange schedule
rf blind flange blind flange series b
series a blind flange blind flange pn 32
series b blind flange blind flange pn 40
blind flange pn16 blind flange pn10
ASME/ANSI B16.5 Flanges Application Industries
  • Air Pollution Control- Scrubbers for Coal-Fired Power Plants
  • Seawater Cooling Devices
  • Architectural railings
  • Wiring In Electrostatic Precipitators
  • Oil Refinery
  • Gas Scrubbing Plants
  • Pulp and Paper Processing Industries
  • Acetic, Phosphoric and Sulphuric Acid Processing Plants
  • Oil and Gas Production - offshore process equipment Offshore, sea water technology, chemical industry, good stability against reducing acids of medium strength like sulphuric acid and phosphoric acid and various chloric media, refinery, paper industry, pulp industry
Properties of ASME/ANSI B16.5 Flanges
  • Excellent corrosion resistance in a wide range of atmospheric environments
  • Good oxidation resistance in intermittent service to 870°C and in continuous service to 925°C
  • Good resistance to carbide precipitation
  • Good machining properties
  • ASME/ANSI B16.5 offers higher strength at elevated temperatures
  • Excellent weldability with and without filler metals
ASME/ANSI B16.5 Flanges Delivery Time
  • Malaysia = 15 to 18 Days
  • Indonesia = 20 to 25 Days
  • UK = 30 to 40 Days
  • Thailand = 15 to 20 Days
  • US = 40 to 60 Days
  • Germany = 30 to 40 Days
  • Philippines = 30 to 40 Days
  • For All Gulf Countries = 10 to 15 Days
  • For All European Countries = 30 to 40 Days