PROVIDING DUPLEX AND SUPER DUPLEX STEEL PRODUCTS SINCE 1975

Duplex Steel & Alloys is an eminent manufacturer, exporter, and supplier of Monel Flanges. We produce the finest Monel Flanges by using premium quality raw resources that are obtainable from the block. All our products go through several testing to ensure they are of good quality and are defect-free. We use new tools and technology to produce these Monel Flanges with extreme precision and care. Being one the most reputable suppliers of Monel Flanges, we supply them at market-leading prices.

Monel Flanges are well-known for their high strength, good ductility and thermal conductivity. These Flanges have excellent resistance to acidic and alkaline environments. They are a combination of elements like copper and nickel alloy. In temperatures ranging from subzero to 1,000°F (538°C), this alloy maintains its characteristics and performance. Cold-working is the only way to harden Monel 400.

Monel Flanges, Nickel Alloy Flange, Monel Alloy Flange Price List, Monel® Alloy Flange, Monel Flange Suppliers in Mumbai, India.

Monel Flange Dimensions, Monel Alloy Slip On Flange, Monel Blind Flange, ASTM B564 Monel Flanges, Monel® Alloy Pipe Flange, Monel Flange Manufacturers in India.

Monel Flanges

Monel 400 and Monel K500 flanges have great strength, toughness, and good corrosion resistance across a broad temperature range since they are constructed of a nickel-copper alloy. The remarkable resistance that Monel flanges provide to hydrofluoric acid, a very difficult acid to handle, in all concentrations up to the boiling point, is a standout feature of this material.

The corrosion resistance of Monel alloy 400 is combined with increased strength and hardness in Monel K500, also known as UNS N05500, a precipitation-hardenable nickel-copper alloy. Additionally, it has low permeability and is nonmagnetic down to -150°F. This nickel-copper alloy provides amazing resistance to seawater, hydrofluoric acid, sulfuric acid, alkalis and many more. These flanges are generally used in marine engineering and chemical- hydrocarbon processing applications.

We are well-known to supply the best Monel Flanges that are accessible in the market. Our products are durable and defect-free. We supply these Monel Flanges at industrially leading rates. These flanges are widely applied in a variety of industries due to their fabulous properties.


Monel Alloy Flanges Specifications

Standard ASTM B564 / ASME SB564
Dimensions 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
Flange Size Chart 1/2" (15 NB) to 48" (1200NB), DN10~DN5000
Pressure Rating Class 150 LBS, 300 LBS, 625 LBS, 900 LBS, 1500 LBS, 2500 LBS
Pressure Calculation in DIN 6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64
JIS 16 K, 5K, 10 K, 20 K, 30 K, 40 K, 63 K
Flange Connection / 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, Flange Pipe.
Origin West Europe / Japan / Indian / USA / Korean
Types of Flanges Threaded / Screwed / Forged / Plate
Coating Yellow Transparent, Zinc Plated, Anti-rust Paint, Oil Black Paint, Cold and Hot Dip Galvanized
Test Of Flange Direct-reading Spectrograph, Ultrasonic flaw detector, Magnetic particle detector, X-ray detector, Hydrostatic testing machine.
Production technique Used Heat treated, Forged and Machined
Equipment Press machine, Bending machine, Pushing Machine, Sand-blasting machine, electric bevelling machine etc.
Test Certificates EN 10204/3.1B, Raw Materials Certificate, 100% Radiography Test Report, Third Party Inspection Report, etc

Types of Monel Flanges

SORF Flange

Monel Alloy Slip On Flange

Plate Flanges

Monel Plate Flanges

Weld Neck Flange

Monel Welding Neck Flange

Blind Flange

Monel Alloy Blind Flange

Spectacle Blind Flange

Monel Spectacle Blind Flange

Socket Weld Flange

Monel Socket Weld Flange

Threaded Flange

ASTM B564 Monel Alloy Threaded Flange

Lap Joint Flange

Monel Lap Joint Flange

Ring Type Joint Flange

Monel RTJ Flange

Long Weld Neck Flange

Monel Long Weld Neck Flange

Tongue and Groove Flange

Monel Tongue and Groove Flange

Orifice Flange

Monel Orifice Flange

Monel SORF Flange, Monel Alloy Spectacle Blind Flange, Monel Flange Supplier, ASME B16.5 Monel Flanges, Monel Pipe Flange, Monel Alloy Flanges Suppliers in Mumbai.

If you are looking for best prices for Monel Flanges, Monel Plate Flange, Monel Alloy Pipe Flange email us on info@duplexsteelalloys.com or call us on +91 9664408767

Monel Flange Price List

Product Price
Monel Flange Price List US $8.72-21.57 / Piece
Monel Slip on Flange Price US $13.58-30.23 / Piece
Monel Alloy Weld Neck Flange Price List US $8.72-13.58 / Piece
Nickel Alloy Flange Price List S $13.56-28.23 / Piece
Monel Orifice Flange Price US $6.82-21.57 / Piece
Monel Alloy 2 Inch Flange Price US $15.58-28.45 / Piece
Monel Lapped Joint Flange Price US $15.86-31.33 / Piece
Monel Alloy Threaded Flange Prices US $5.52-19.47 / Piece
Monel Blind Flange Price US $1.2-2.9 / Kilogram
Monel Spectacle Blind Flange Price US $2,100.00-3,500.00 / Ton

Monel Flanges Pressure and Temperature Ratings

Temperature °F Class 150 Class 600 Class 1500 Class 400 Class 900 Class 300 Class 2500
-20 to 100 275 1440 3600 960 2160 720 6000
300 205 1080 2700 720 1620 540 4500
200 230 1200 3000 800 1800 600 5000
400 190 995 2485 660 1490 495 4140
600 140 875 2185 580 1310 435 3640
650 125 860 2150 575 1290 430 3580
500 170 930 2330 620 1395 465 3880
700 110 850 2125 565 1275 425 3540
750 95 830 2075 555 1245 415 3460
850 65 790 1980 530 1190 395 3300
800 80 805 2015 540 1210 405 3360
900 50 780 1945 520 1165 390 3240
950 35 765 1910 510 1145 380 3180
1000 20 640 1605 430 965 320 2675
1100 20 515 1285 345 770 255 2145
1150 20 400 995 265 595 200 1655
1050 20 615 1545 410 925 310 2570
1200 20 310 770 205 465 155 1285
1250 20 225 565 150 340 115 945
1300 20 170 430 115 255 85 715
1400 20 95 240 65 145 50 400
1350 20 125 310 80 185 60 515
1450 15 70 170 45 105 35 285
1500 10 55 135 35 80 25 230

Monel Flange Weight Chart

NPS (Nominal Pipe Size) Loose (Lap Joint) NPT (Threaded) SORF (Slip On) BLRF (Blind) SWRF (Socket Weld) WRNR (Weld Neck)
½ 1 1 1 2 2 2
1 2 2 2 2 2 3
3 3 3 3 3 3
¾ 2 2 2 2 2 2
3 3 3 4 3 4
8 8 8 7 8 10
2 5 5 5 5 5 6
3 9 9 9 9 9 11.5
4 13 13 13 17 13 16.5
11 12 11 13 11 12
5 15 15 15 20 15 21
8 30 30 30 47 30 42
6 19 19 19 27 19 26
10 43 43 43 70 43 54
24 275 220 220 430 220 268
14 105 90 90 140 90 114
12 64 64 64 123 64 88
16 140 98 106 180 98 140
20 195 165 165 285 165 197
18 160 130 130 220 130 165
22 245 185 185 355 185 225

Monel Flange Dimensions

Normal Pipe Size (NPS) Of Flanges (I.D.) Inside Diameter Thickness Of Raised Face (RF)
(T)
Outside Daimeter (O.D.) Raised Face
(R)
RF
(Raised Face)
Holes Of Bolts
(B)
H T1 Thickness Of Flat Face (FF)
(T2)
BC (Circle Of Bolt) Bolts Holes
Numbers
1/2 0.88 0.88 3.75 1.38 .063 0.62 1.50 0.50 0.82 2.62 4
1 1.36 1.06 4.88 2.00 .063 0.75 2.12 0.63 1.00 3.50 4
3/4 1.09 1.00 4.62 1.69 .063 0.75 1.88 .056 0.94 3.25 4
1-1/4 1.70 1.06 5.25 2.50 .063 0.75 2.50 0.69 1.00 3.88 4
2 2.44 1.31 6.50 3.62 .063 0.75 3.31 0.82 1.25 5.00 8
1-1/2 1.95 1.19 6.12 2.88 .063 0.88 2.75 0.75 1.13 4.50 4
2-1/2 2.94 1.50 7.50 4.12 .063 0.88 3.94 0.94 1.44 5.88 8
3 3.57 1.69 8.25 5.00 .063 0.88 4.62 1.06 1.63 6.62 8
3-1/2 4.07 1.75 9.00 5.50 .063 0.88 5.25 1.13 1.69 7.25 8
4 4.57 1.88 10.00 6.19 .063 0.88 5.75 1.19 1.82 7.88 8
5 5.66 2.00 11.00 7.31 .063 0.88 7.00 1.32 1.94 9.25 8
18 18.18 3.50 28.00 21.00 .063 1.38 21.00 2.32 3.44 24.75 24
6 6.72 2.06 12.50 8.50 .063 0.88 8.12 1.38 2.00 10.62 12
8 8.72 2.44 15.00 10.62 .063 1.00 10.25 1.56 2.38 13.00 12
10 10.88 2.62 17.50 12.75 .063 1.12 12.62 1.82 2.56 15.25 16
12 12.88 2.88 20.50 15.00 .063 1.25 14.75 1.94 2.82 17.75 16
14 14.14 3.00 23.00 16.25 .063 1.25 16.75 2.06 2.94 20.25 20
20 20.20 3.75 30.50 23.00 .063 1.38 23.12 2.44 3.69 27.00 24
16 16.16 3.25 25.50 18.50 .063 1.38 19.00 2.19 3.19 22.50 20
22 22.22 4.00 33.00 25.25 .063 1.63 25.25 2.57 3.94 29.25 24
24 24.25 4.19 36.00 27.25 .063 1.62 27.62 2.69 4.13 32.00 24

Dimensions Tolerances Of Monel Plate Flange

Flange Tolerance Table
D Inside Diameter (I.D.)
  • 10" and smaller: ±1/32" (0.8 mm)
  • 12" thru 18": +1/8" (3.2 mm)
  • 20" and larger: -1/16" (1.6 mm)
K Length of hub
  • 10" and smaller: ±1/16" (1.6 mm)
  • 12" and larger: ±1/8" (3.2 mm)
B Diameter of contact face
  • 1/16" raised face: ±1/32" (0.8 mm)
  • 1/4" RF (Raised Face), T/G (Tongue & Groove), (male & female), (m/f): ±1/64" (0.4 millimeter)
A O.D. (Outside Diameter)
  • When O.D. (Outside Diameter) is 24" or less: ±1/16" (1.6 millimeter)
  • When O.D. (Outside Diameter) is over 24": ±1/8" (3.2 millimeter)
J Diameter of hub at base
  • When hub base is 24" or smaller: ±1/16" (1.6 millimeter)
  • When hub base is over 24": ±1/8" (3.2 millimeter)
P Drilling
  • Circle Bolts: ±1/16" (1.6 mm)
  • Bolts hole spacing: ±1/32" (0.8 mm)
Eccentricity of bolt circle with respect to facing
  • 2 1/2" and smaller ±1/32" (0.8 mm) maximum
  • 3" and larger ±1/16" (1.6 mm) maximum
H Diameter of hub at point of welding
  • 5" and smaller: +3/32" (2.4 mm), -1/32" (0.8 mm)
  • 6" and larger: +5/32" (4.0 mm), -1/32 (0.8 mm)
C Thickness
  • 18" and smaller: ±1/8" (3.2 mm), -0"
  • 20" and larger: ±3/16" (4.8 mm), -0"

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Inspection & Testing of Monel Pipe Flange

Before being prepared for shipment to the customer, ASTM B564 Monel Flanges Testing should be constructed in accordance with applicable standards and thoroughly tested for potential flaws.

Direct-reading Spectrograph

Direct-Reading Spectrograph

UI trasonic flaw detector

UI Trasonic Flaw Detector

Hydrostatic testing machine

Hydrostatic Testing Machine

X-ray detector

X-ray Detector

Magnetic particle detector

Magnetic Particle Detector

Flattening Test

Flattening Test

PMI Testing

PMI Testing

Hardness Test

Hardness Test

Pitting Resistance Test

Pitting Resistance Test

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Monel Flanges Supply in Below Countries

Products We Supplied Description Country
ASME SB564 Monel Long Weld Neck Flange Weight Monel 2500 LBS LWN Flange Dimensions Taiwan, Belgium, Portugal, New Zealand
Monel GOST - 28-2,5-1,5 Plate Flanges Monel Loose Flanges Jordan, Ecuador, Chile, Czech Republic, Nigeria
Monel Forged Flanges Monel Forged Flanges Nepal, Bhutan, Bulgaria, Kuwait
ASTM B564 Monel Slip On Flange Welding LBS SB564 Gr SORF Flanges Gambia, Oman, Azerbaijan, Belarus, South Africa
Monel Raised Face Weld Neck Flange Monel Welding Neck Flange Puerto Rico, Slovakia, Yemen, Mongolia, Romania
Monel Alloy Socket Weld Flange ANSI B16.47 Monel Alloy Socket Weld Flange Dimensions Australia, Singapore, Hong Kong, Switzerland
Monel End Blind Flange BS 10 Table F Monel Blind Flange Connection Denmark, Hungary, Estonia, Vietnam
Monel Raised Face Slip On Flange Monel Alloy Flat Face Slip On Flange Venezuela, Serbia, Malaysia, Germany

Common Application for Monel Alloy Flanges

Heavy Equipment

Heavy Equipment

Automotive

Automotive

Power Generation

Power Generation

Construction

Construction

Chemical Processing

Chemical

Oil & Gas

Oil & Gas

Shipbuilding

Shipbuilding

Aerospace

Aerospace