Annealing
Annealing of this material should be performed at 1149-1204°C (2100-2200°F)
ASTM A182 F44 Flange
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What Are The Characteristics Of the ASTM A182 F44 Flange?
Flanges, valves, and similar items to specified sizes or dimensional norms is used in pressure systems. According to ASTM A182 F44 Flange, 6% Mo Flanges ultra austenitic stainless steel is the material for F44 stainless steel. The steel has good corrosion protection in saltwater, a wide range of industrial settings, and medium mechanical strength. It is usually above 300 MPa yield strength. The PREn of the metal, which ranges from 42 to 44, assures that it has a solid resilience to pitting corrosion. The steel also offers strong resistance to crack corrosion.
Hardness Testing Possible In UNS S31254 Flanges?
With the same welding techniques as for conventional austenitic stainless steel grades, UNS S31254 Flanges are readily weldable. Because of the austenite nature of the metal, welding must be done at the minimum heat setting to prevent hot cracking. The notch ductility is excellent at atmospheric and subzero temperatures.
These qualities make it possible to successfully substitute this high molybdenum stainless steel for 300-class austenitic stainless steel.In situations that require increased mechanical toughness or increased resilience to pitting and crevice damage.
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What Are SMO 254 Flanges Hardening Processes?
High-alloy stainless steel, called SMO 254 Flanges, was created for usage in hostile chloride-bearing environments like seawater. The tubes are supplied in their heat-treated state. The following is advised if further processing necessitates a different heat treatment.
Up to an outer diameter of 230 mm (9.06 in), seamless tubes or pipelines are offered. The delivery state is either solution warmed and white pickled or liquid annealed using a brilliant annealing method.
When metallic forms exist, copper alloys and other comparable metals might create cracks during later welding, hot treating, or heat treatment. Minimize abrasion with these materials.
Temperatures between 600 and 1000 °C (1110 and 1830 °F) produce intermetallic phases. Thus, extended exposure to high temperatures shouldn't be allowed for the steel.
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Table of content
Specialized in manufacturing
ASTM A182 F44 Flange
ASTM A182 F44 Flange Is An Austenitic Stainless Steel Used In Seawater And Other Aggressive Chloride-bearing Media.
Size
1/2 Inches To 48 Inches
Class
150 To 2500
Schedule
SCH 10S To SCH 80S
ASME
B16.5
Super Austenitic stainless steel F44 Properties
Hardening
Stainless steel grade F44 Flange does not respond to heat treatment.
Welding
Welding of SS grade F44 requires filler material without which it results in poor strength properties.
ASME SA182 F44 Flange Coating
- Anti-rust Paint
- Zinc Plated
- Oil Black Paint
- Yellow Transparent
- Cold and Hot Dip Galvanized
Smo 254 Flanges Testing
- Hardness test
- Flaring/ Flattening test
- Chemical/ Mechanical test
- Micro/ Macro test
- Pitting resistance test
- IGC/PMI test
UNS S31254 Flanges Applications
- Saltwater handling
- Heat exchangers
- Flue gas desulfurization scrubbers
- Process equipment in chemical industry
- Food processing equipment
- Flue-gas cleaning
ASTM A182 F44 Flange Specification
| Specifications | ASTM A182 F44 Flange |
|---|---|
| Equipment | Pushing Machine Press machine electric bevelling machine |
| Class | Class 150 to 2500. PN 2.5 to PN 250. |
| EN Standard | 6Bar/ 10Bar/ 16Bar/ 25Bar/ 40Bar |
| Use In | Marine & dredging Sanitation Process Instrumentation Oil and Gas Petrochemical/ Refinery/Chemical Power etc. |
| Manufacturing Productivity | 200 ton per month |
| Supply Ability | 50 Ton Per Month |
| Face Type | RF (Raised Face), RTJ (Ring Type Joint) |
| Brand Name | Schulzmann |
| Certificate | ISO |
| Supporting Material For Flanges | Gasket/ Ring Joint/ Flanges Bolts |
| Testing | Hydrostatic testing machine Magnetic particle detector Direct-reading Spectrograph UI trasonic flaw detector |
| Methods Of Forging | Casting Forging Rolling Cutting |
| JIS Standard | 5K/ 10K/ 16K 20K/ 30K/ 40K/ 63K |
| Size | 1/2” to 24” (customized diameters: up to 60”.) |
| Payment Type | L/C,T/T,D/P,Paypal |
| Available Packing | Packing In Plywood Box And Plywood Pallet |
| Transportation In | Air & Ocean and Land |
| DIN Standard | PN6/ PN10/ PN16/ PN25/ PN40/ PN64 |
ASME SA182 F44 Flange Price List
| Description | Price In US ($) |
|---|---|
| 4 INCH, 300LB, S-10S RF, WN FLANGES ASTM A182 F44 | US $935.46 Per KG |
| 2 INCH, 300LB, BLIND RF, FLANGES ASTM A182 F44 | US $656.78 Per KG |
| 2 INCH, 150LB, THREADED FLANGES, ASTM A182 F44 | US $107.37 Per KG |
| 1 INCH, 150LB, THREADED FLANGES, ASTM A182 F44 | US $102.80 Per KG |
| 1 INCH, 300LB, SW RF FLANGES, ASTM A182 GR F44 | US $135.14 Per KG |
Types Of ASTM A182 F44 UNS S31254 SMO 254 Flanges
ASTM A182 F44 Blind Flanges
ASME SA182 F44 Slip On Flange
A182 F44 Weld Neck Flange
WNR 1.4547 Threaded Flange
Smo 254 RTJ Flanges
UNS S31254 Orifice Flange
Duplex Steel F44 Spectacle Blind Flanges
ASME Sa182 F44 Flange
ASTM A182 F44 Duplex 254smo S31254 Flange
ASTM A182 F44 Uns S31254 Smo 254 Flange
UNS S31254 Flanges
A182 F44 Flanges
| UNS | S31254 |
|---|---|
| EN | X1CrNiMoN20-18-7 |
| DIN | 1.4547 |
ASTM A182 F44 Chemical Composition
| Carbon | 0.02 maximum |
|---|---|
| Nitrogen | 0.18-0.22 |
| Phosphorus | 0.03 maximum |
| Silicon | 0.8 maximum |
| Sulphur | 0.01 maximum |
| Chromium | 19.5-20.5 |
| Manganese | 1.0 maximum |
| Molybdenum | 6.0-6.5 |
| Nickel | 17.5-18.5 |
A182 F44 Flange Mechanical Properties
| Hardness (HBN) | 270 max |
| Reduction of Cross Section Area (%) | 50 |
| 0.2% Proof Stress (N/mm2 ) [ksi] min. | 300 [43.5] |
| Tensile Strength (N/mm2) [ksi] min. | 650 |
| Elongation (%) min. | 35 |
F44 Flanges Physical Properties
| Specific Electrical Resistance, 20°C (µO.m) | 0.85 |
| Thermal conductivity, 20°C | 13.5 |
| Young’s Modulus (N/mm2) | 200 x 103 |
| Specific Heat, 20°C (J.Kg-1.°K-1) | 500 |
| Density (Kg.m-1) | 8000 |
| Magnetic Permeability | <1.05 |
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Hot Working Of ASTM A182 UNS F44 Flanges
Duplex Steel F44 Flanges Pressure Rating
Working pressure by (Class), BAR
| Temperature In (°C) | 150# | 300# | 400# | 600# | 900# | 1500# | 2500# |
| -29 TO 38 | 15.9 | 41.4 | 55.2 | 82.7 | 124.1 | 206.8 | 344.7 |
| 50 | 15.3 | 40 | 53.4 | 80 | 120.1 | 200.1 | 333.5 |
| 100 | 13.3 | 34.8 | 46.4 | 69.6 | 104.4 | 173.9 | 289.9 |
| 150 | 12 | 31.4 | 41.9 | 62.8 | 94.2 | 157 | 261.6 |
| 200 | 11.2 | 29.2 | 38.9 | 58.3 | 87.5 | 145.8 | 243 |
| 250 | 10.5 | 27.5 | 36.6 | 54.9 | 82.4 | 137.3 | 228.9 |
| 300 | 10 | 26.1 | 34.8 | 52.1 | 78.2 | 130.3 | 217.2 |
| 325 | 9.3 | 25.5 | 34 | 51 | 76.4 | 127.4 | 212.3 |
| 350 | 8.4 | 25.1 | 33.4 | 50.1 | 75.2 | 125.4 | 208.9 |
| 375 | 7.4 | 24.8 | 33 | 49.5 | 74.3 | 123.8 | 206.3 |
| 400 | 6.5 | 24.3 | 32.4 | 48.6 | 72.9 | 121.5 | 202.5 |
| 425 | 5.5 | 23.9 | 31.8 | 47.7 | 71.6 | 119.3 | 198.8 |
| 450 | 4.6 | 23.4 | 31.2 | 46.8 | 70.2 | 117.1 | 195.1 |
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A182 F44 Duplex Flanges Weight In KG
| Normal Size In Inch | Normal Size In MM | OD In (MM) |
WT Of (D) In MM) |
SORF SWRF |
WNRF | BLRF |
|---|---|---|---|---|---|---|
| 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 |
Dimensions Of A182 F44 Blind Flanges
| Size in (Inch) | Size in (mm) | OD | Thick. | Diameter Of R/F | Height Of R/F | PCD | Number of Bolts | Size Of UNC Bolts | Length Of Machine Bolt | Length Of R/F Stud | Size Of Hole | Size Of ISO Stud | Weight As Per Kilogram |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| A | B | C | D | E | |||||||||
| 1/2 | 15 | 90 | 9.6 | 34.9 | 2 | 60.3 | 4 | 1/2 | 50 | 55 | 5/8 | M14 | 0.9 |
| 3/4 | 20 | 100 | 11.2 | 42.9 | 2 | 69.9 | 4 | 1/2 | 50 | 65 | 5/8 | M14 | 0.9 |
| 1 | 25 | 110 | 12.7 | 50.8 | 2 | 79.4 | 4 | 1/2 | 55 | 65 | 5/8 | M14 | 0.9 |
| 1 1/4 | 32 | 115 | 14.3 | 63.5 | 2 | 88.9 | 4 | 1/2 | 55 | 70 | 5/8 | M14 | 1.4 |
| 1 1/2 | 40 | 125 | 15.9 | 73 | 2 | 98.4 | 4 | 1/2 | 65 | 70 | 5/8 | M14 | 1.8 |
| 2 | 50 | 150 | 17.5 | 92.1 | 2 | 120.7 | 4 | 5/8 | 70 | 85 | 3/4 | M16 | 2.3 |
| 2 1/2 | 65 | 180 | 20.7 | 104.8 | 2 | 139.7 | 4 | 5/8 | 75 | 90 | 3/4 | M16 | 3.2 |
| 3 | 80 | 190 | 22.3 | 127 | 2 | 152.4 | 4 | 5/8 | 75 | 90 | 3/4 | M16 | 4.1 |
| 3 1/2 | 90 | 215 | 22.3 | 139.7 | 2 | 177.8 | 8 | 5/8 | 75 | 90 | 3/4 | M16 | 5.9 |
| 4 | 100 | 230 | 22.3 | 157.2 | 2 | 190.5 | 8 | 5/8 | 75 | 90 | 3/4 | M16 | 7.7 |
| 5 | 125 | 255 | 22.3 | 185.7 | 2 | 215.9 | 8 | 3/4 | 85 | 95 | 7/8 | M20 | 9.1 |
| 6 | 150 | 280 | 23.9 | 215.9 | 2 | 241.3 | 8 | 3/4 | 85 | 100 | 7/8 | M20 | 11.8 |
| 8 | 200 | 345 | 27 | 269.9 | 2 | 298.5 | 8 | 3/4 | 90 | 110 | 7/8 | M20 | 20.5 |
| 10 | 250 | 405 | 28.6 | 323.8 | 2 | 362 | 12 | 7/8 | 100 | 115 | 1 | M24 | 32 |
| 12 | 300 | 485 | 30.2 | 381 | 2 | 431.8 | 12 | 7/8 | 100 | 120 | 1 | M24 | 50 |
| 14 | 350 | 535 | 33.4 | 412.8 | 2 | 476.3 | 12 | 1 | 115 | 135 | 1 1/8 | M27 | 64 |
| 16 | 400 | 595 | 35 | 469.9 | 2 | 539.8 | 16 | 1 | 115 | 135 | 1 1/8 | M27 | 82 |
| 18 | 450 | 635 | 38.1 | 533.4 | 2 | 577.9 | 16 | 1 1/8 | 125 | 145 | 1 1/4 | M30 | 100 |
| 20 | 500 | 700 | 41.3 | 584.2 | 2 | 635 | 20 | 1 1/8 | 140 | 160 | 1 1/4 | M30 | 130 |
| 24 | 600 | 815 | 46.1 | 692.2 | 2 | 749.3 | 20 | 1 1/4 | 150 | 170 | 1 3/8 | M33 | 196 |
| Size in (Inches) | Size in (Millimeter) | Bolts Number | Bolts Size In UNC | Stud Length (RF) | Stud Size In ISO | Machine Bolts Length |
|---|---|---|---|---|---|---|
| 1/2 | 15 | 4 | 1/2 | 55 | M14 | 50 |
| 3/4 | 20 | 4 | 1/2 | 65 | M14 | 50 |
| 1 | 25 | 4 | 1/2 | 65 | M14 | 55 |
| 1 1/4 | 32 | 4 | 1/2 | 70 | M14 | 55 |
| 1 1/2 | 40 | 4 | 1/2 | 70 | M14 | 65 |
| 2 | 50 | 4 | 5/8 | 85 | M16 | 70 |
| 2 1/2 | 65 | 4 | 5/8 | 90 | M16 | 75 |
| 3 | 80 | 4 | 5/8 | 90 | M16 | 75 |
| 3 1/2 | 90 | 8 | 5/8 | 90 | M16 | 75 |
| 4 | 100 | 8 | 5/8 | 90 | M16 | 75 |
| 5 | 125 | 8 | 3/4 | 95 | M20 | 85 |
| 6 | 150 | 8 | 3/4 | 100 | M20 | 85 |
| 8 | 200 | 8 | 3/4 | 110 | M20 | 90 |
| 10 | 250 | 12 | 7/8 | 115 | M24 | 100 |
| 12 | 300 | 12 | 7/8 | 120 | M24 | 100 |
| 14 | 350 | 12 | 1 | 135 | M27 | 115 |
| 16 | 400 | 16 | 1 | 135 | M27 | 115 |
| 18 | 450 | 16 | 1 1/8 | 145 | M30 | 125 |
| 20 | 500 | 20 | 1 1/8 | 160 | M30 | 140 |
| 24 | 600 | 20 | 1 1/4 | 170 | M33 | 150 |