Hot Working
Manufacturing methods, like forging, that involve hot working should occur after uniform heating to 1149-1260°C.
Stainless Steel 304L Flanges
ASTM A182 F304L Slip-On Flanges and SS 304L Weld Neck Flange manufacturer in UAE
Types of Stainless Steel 304L Flanges: Which One is Best for You?
Because it is so affordable and accessible, grade 304 is among the grades that is most frequently utilised. The chemical composition of this austenitic stainless-steel grade from the 300 series group can be altered to satisfy the specifications. The chemical makeup of pipe networks can be altered if welding is a priority by reducing the carbon level. Crevice corrosion is less likely to persist in Stainless Steel 304L Flanges.
How Are ASTM A182 F304L Flanges Made?
The oxygen in the air accelerates the development of carbide precipitates in a regular higher carbon stainless alloy. This specific stainless steel grade becomes more susceptible to deterioration as a result of the newly generated carbide precipitates.This typically sensitise the grain boundary. However, because the carbon percentage in the stainless steel UNS S30403 Weld neck flange is low. It prevents precipitates from forming, which would otherwise cause the stainless steel grains to become immediately sensitised. Stainless steel grades are produced into parts utilising requirements like ASTM A182 F304L Flanges to achieve good functionality and durability.
Check Advantages & Disadvantages Of 304L Stainless Steel Flange, Manufacturing Methods Of ASTM A182 F304L Blind Flange
Price Difference of SS 304L Flanges VS 316
The two most widely used grades of flanges are 304 and 316. The main distinction is the use of molybdenum, an alloy that significantly improves corrosion resistance, particularly in areas with chloride exposure.
Stainless steel is a perfect corrosion-resistant substance for outdoor furniture like railings and bollards.But it will only tolerate prolonged exposure if the class is suitable for the area.
For the majority of settings, 304 is a cost-effective and sensible option, although it lacks the 316's chloride protection. In places with heavy chloride exposure, the marginally premium price range of SS 304L Flangesis well worth it. Every stainless steel use has different requirements and needs a material that can handle the job.
manufacturer & supplier of UNS S30403 Threaded Flanges in UAE, View Grade 304L Socket Weld Flanges price in Dubai
Table of content
Specialized in manufacturing
Stainless Steel 304L Flanges
ASTM A182 304L Stainless Steel Flanges Is Similar To Grade 304, There Are Some Changes Done To Its Chemical Composition.
Size
1/2 Inches To 48 Inches
Class
150 To 2500
Schedule
SCH 10S To SCH 80S
ASME
B16.5
Information On ASTM A182 F304L Stainless Steel Flanges
Cold Working
Cold working may require an intermediate annealing stage to alleviate work hardening & avoid tearing and cracking.
Machinability
Stainless Steel 304L has good machinability, Machining can be using Cutting edges must be kept sharp.
Advantages Of Stainless Steel 304L Flanges
- Excellent hot and cold forming process
- Better low temperature performance
- High heat resistance
- Good weldability
- Very similar to 304 Grade
Disadvantages Of ASTM A182 F304L SS Flanges
- Large section size steel intergranular corrosion after welding sensitive
- C1-containing water is very sensitive to stress corrosion
- Low mechanical strength
- Poor cutting performance
Manufacturing Methods Of ASTM A182 F304L Flange
- Raw Materials
- Processing System
- Machining
- Testing
- Finishing
- Marking
- Packing
Stainless Steel 304L Flanges Specification
| Specifications | Stainless Steel 304L Flanges |
|---|---|
| Face Type | RF (Raised Face), RTJ (Ring Type Joint) |
| Testing | Hydrostatic testing machine Magnetic particle detector Direct-reading Spectrograph UI trasonic flaw detector |
| Size | 1/2” to 24” (customized diameters: up to 60”.) |
| Payment Type | L/C,T/T,D/P,Paypal |
| DIN Standard | PN6/ PN10/ PN16/ PN25/ PN40/ PN64 |
| JIS Standard | 5K/ 10K/ 16K 20K/ 30K/ 40K/ 63K |
| Equipment | Pushing Machine Press machine electric bevelling machine |
| Certificate | ISO |
| Transportation In | Air & Ocean and Land |
| SS 304L Flanges Manufacturer In UAE | 600 ton per month (Manufacturing Productivity) |
| Supporting Material For Flanges | Gasket/ Ring Joint/ Flanges Bolts |
| Available Packing | Packing In Plywood Box And Plywood Pallet |
| Use In | Marine & dredging Sanitation Process Instrumentation Oil and Gas Petrochemical/ Refinery/Chemical Power etc. |
| Brand Name | Schulzmann |
| Supply Ability | 300 Ton Per Month |
| Class | Class 150 to 2500. PN 2.5 to PN 250. |
| EN Standard | 6Bar/ 10Bar/ 16Bar/ 25Bar/ 40Bar |
| Methods Of Forging | Casting Forging Rolling Cutting |
ASTM A182 F304L Flange Price List
| Description | Price In US ($) |
|---|---|
| WNRF, 300#, SS 10S BORE, ASTM A182 F304L | US $1290.17 Per Kg |
| A182 GR F304L WN 300#, SCH 40S, BORE ITEM-FLANGES | US $1514.11 Per Kg |
| A182 GR F304L WN 300#, RF, SCH 40S, BORE ITEM-FLANGES | US $25.16 Per Kg |
| SS 10S BORE, WNRF, 150#, ASTM A182 F304L | US $5435.83 Per Kg |
| WNRF, 150#, SS 10S, SA/A182 GR.F304L | US $532.45 Per Kg |
| RF, 300#, SS 40S BORE, SWRF, ASTM A182 F304L | US $62.99 Per Kg |
| SS 40S BORE, WNRF, 300#, ASTM A182 F304L | US $191.12 Per Kg |
| SS 10S BORE, WNRF, 150#, ASTM A182 F304L | US $210.80 Per Kg |
| SS 40S BORE, SWRF, RF, 300#, ASTM A182 F304L | US $75.19 Per Kg |
| SWRF, SS 40S BORE, RF, 300#, ASTM A182 F304L | US $42.12 Per Kg |
| SS 10S BORE, WNRF, 150#, SA/A182 GR.F304L | US $616.20 Per Kg |
| WNRF, 150#, SS 10S BORE, ASTM A182 F304L | US $512.91 Per Kg |
| WNRF, 150#, SS 10S BORE, ASTM A182 F304L | US $991.21 Per Kg |
Types Of ASTM A182 F304L Stainless Steel Flanges
AISI 304L Blind Flange
WNR 1.4307 Slip On Flange
SS 304L Weld Neck Flange
304L Stainless Steel Socket Weld Flange
ASTM A182 F304L Plate Flange
UNS S30403 Lap Joint Flange
304L Stainless Steel Threaded Flange
SA182 F304L Orifice Flanges
304L SS Spectacle Blind Flanges
304L Stainless Steel Flanges
SS 304L Flanges
304L SS Pipe Flanges
ASTM A182 F304L Flanges
Class 150 Stainless Steel 304l Flanges
SS 304L Large Diameter Flanges
Chemical and mechanical properties Of ASTM A182 F304L Stainless Steel Flanges, manufacturer Of RTJ/ RF/ FF Face SS 304L Flanges Oil & Gas Industry In UAE
| Grade | Stainless Steel 304L Flanges |
| DIN | 1.4306 / 1.4307 |
| JIS | SUS 304L |
| AFNOR | Z3CN18‐10 |
| GOST | 03Х18Н11 |
| UNS | S30403 |
| BS | 3304S11 |
| EN | X2CrNi18-9 And X2CrNi19-11 |
| WERKSTOFF No. | 1.4306 / 1.4307 |
Chemical Composition Of ASTM A182 F304L Blind Flange
| Chemical Element | % Present |
|---|---|
| Phosphorous (P) | 0.0 - 0.05 |
| Sulphur (S) | 0.0 - 0.03 |
| Nickel (Ni) | 8.00 - 10.50 |
| Chromium (Cr) | 17.50 - 19.50 |
| Manganese (Mn) | 0.0 - 2.00 |
| Silicon (Si) | 0.0 - 1.00 |
| Nitrogen (N) | 0.0 - 0.11 |
| Iron (Fe) | Balance |
| Carbon (C) | 0.0 - 0.03 |
UNS S30403 Threaded Flanges Mechanical Properties
| Elongation, % | Hardness, Rockwell | Tensile Strength ksi(Mpa), min. | Yield Strength, ksi(Mpa) |
|---|---|---|---|
| 55 | B82 | 90 (621) | 42 (290) |
WNR 1.4307 Lap Joint Flanges Physical Properties
| Density | Magnetic Permeability | Electric Resistivity | Melting Range | Specific Heat |
|---|---|---|---|---|
| 8.03 | ≤1.02 | 72 | 2550-2650 | 0.50 |
| g/cm3 | Oersteds | microhm-cm | °F | kJ/kg*K |
304L Stainless Steel Flange Pressure Ratings
| Temperature (Dedgree C) | Types Of Class | ||
|---|---|---|---|
| (150#) | (300#) | (400#) | |
| -29 - 38 | 19.8 | 51.7 | 68.9 |
| 50 | 19.5 | 51.7 | 68.9 |
| 100 | 17.7 | 51.5 | 68.7 |
| 150 | 15.8 | 50.2 | 66.8 |
| 200 | 13.8 | 48.6 | 64.8 |
| 250 | 12.1 | 46.3 | 61.7 |
| 300 | 10.2 | 42.9 | 57.0 |
| 325 | 9.3 | 41.4 | 55.0 |
| 350 | 8.4 | 40.0 | 53.4 |
| 375 | 7.4 | 37.8 | 50.4 |
| 400 | 6.5 | 34.7 | 46.3 |
| 425 | 5.5 | 28.8 | 38.4 |
| 450 | 4.6 | 23.0 | 30.7 |
| 475 | 3.7 | 17.1 | 22.8 |
| 500 | 2.8 | 11.6 | 15.4 |
SS 304L Weld Neck Flange Dimensions In MM
| Size In Inches | D In (millimeter) | X In (millimeter) | G In (millimeter) | t In (millimeter) | B1 In (millimeter) | T1 In (millimeter) | A In (millimeter) |
|---|---|---|---|---|---|---|---|
| 1/2 | 89 | 30.2 | 35.1 | 11.2 | 15.7 | 47.8 | 21.3 |
| 3/4 | 99 | 38.1 | 42.9 | 12.7 | 20.8 | 52.3 | 26.7 |
| 1 | 108 | 49.3 | 50.8 | 14.2 | 26.7 | 55.6 | 33.5 |
| 1¼ | 117 | 58.7 | 63.5 | 15.7 | 35.1 | 57.2 | 42.2 |
| 1½ | 127 | 65.0 | 73.2 | 17.5 | 40.9 | 62.0 | 48.3 |
| 2 | 152 | 77.7 | 91.9 | 19.1 | 52.6 | 63.5 | 60.5 |
| 2½ | 178 | 90.4 | 104.6 | 22.4 | 62.7 | 69.9 | 73.2 |
| 3 | 191 | 108.0 | 127.0 | 23.9 | 78.0 | 69.9 | 88.9 |
| 3½ | 216 | 122.2 | 139.7 | 23.9 | 90.2 | 71.4 | 101.6 |
| 4 | 229 | 134.9 | 157.2 | 23.9 | 102.4 | 76.2 | 114.3 |
| 5 | 254 | 163.6 | 185.7 | 23.9 | 128.3 | 88.9 | 141.2 |
| 6 | 279 | 192.0 | 215.9 | 25.4 | 154.2 | 88.9 | 168.4 |
| 8 | 343 | 246.1 | 269.7 | 28.4 | 202.7 | 101.6 | 218.2 |
| 10 | 406 | 304.8 | 323.9 | 30.2 | 254.5 | 101.6 | 273.1 |
| 12 | 483 | 365.3 | 381.0 | 31.8 | 304.8 | 114.3 | 323.9 |
| 14 | 533 | 400.1 | 412.8 | 35.1 | 336.6 | 127.0 | 355.6 |
| 16 | 597 | 457.2 | 469.9 | 36.6 | 387.4 | 127.0 | 406.4 |
| 18 | 635 | 505.0 | 533.4 | 39.6 | 438.2 | 139.7 | 457.2 |
| 20 | 699 | 558.8 | 584.2 | 42.9 | 489.0 | 144.5 | 508.0 |
| 24 | 813 | 663.4 | 692.2 | 47.8 | 590.6 | 152.4 | 609.6 |
Grade 304L Socket Weld Flanges Tolerance
| OD * | ≤ 24 = 1.6 (millimeter) | > 24 = ± 3.2 (millimeter) |
|---|---|---|
| ID | ≤ 10 = ± 0.8 (millimeter) | ≥ 12 = + 1.6 millimeter / - 0 millimeter |
| OD Of Hub | ≤ 12 = + 2.4 millimeter / - 1.6 (millimeter) | ≥ 14 = ± 3.2 (millimeter) |
| Drilling | B.C. = 1.6 (millimeter) | Spacing Of Bolts Hole = ± 0.8 (millimeter) |
| Thickness | ≤ 18 = + 3.2 millimeter / - 0 | ≥ 20 = + 4.8 millimeter / - 0 |
| Eccentricity Of Bolt Circle | ≤ 2.1/2 = 0.8 millimeter (maximum) | ≥ 3 = 1.6 millimeter (maximum) |
SS 304L Forged Flange Thermal Expansion
| Mean Coefficient of Thermal Expansion (m/m/0C) | ||
|---|---|---|
| 0-1000C | 0-3150C | 0-5380C |
| 17.2 | 17.8 | 18.4 |
Bolts Size Of Stainless Steel 304L Slip On Flange
| Class 150 Flanges | Class 300 Flanges | Class 600 Flanges | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| NPS | # Studs And Bolts | Diameter of Studs or Bolts | Stud Length | # Studs and Bolts | Diameter of Studs and Bolts | Stud Length | # Studs and Bolts | Bolts and Studs Diameetr | Stud Length | |||
| 1/16 Raised Face | Ring Type Joint | 1/16 Raised Face | Ring Type Joint | 1/4 Raised Face | Ring Type Joint | |||||||
| 1/2 | 4 | 0.50 | 2-1/4 | – | 4 | 0.50 | 2-1/2 | 3 | 4 | 0.50 | 3 | 3 |
| 3/4 | 4 | 0.50 | 2-1/2 | – | 4 | 0.63 | 3 | 3-1/2 | 4 | 0.63 | 3-1/2 | 3-1/2 |
| 1 | 4 | 0.50 | 2-1/2 | 3 | 4 | 0.63 | 3 | 3-1/2 | 4 | 0.63 | 3-1/2 | 3-1/2 |
| 1-1/4 | 4 | 0.50 | 2-3/4 | 3-1/4 | 4 | 0.63 | 3-1/4 | 3-3/4 | 4 | 0.63 | 3-3/4 | 3-3/4 |
| 1-1/2 | 4 | 0.50 | 2-3/4 | 3-1/4 | 4 | 0.75 | 3-1/2 | 4 | 4 | 0.75 | 4-1/4 | 4-1/4 |
| 2 | 4 | 0.63 | 3-1/4 | 3-3/4 | 8 | 0.63 | 3-1/2 | 4 | 8 | 0.63 | 4-1/4 | 4-1/4 |
| 2-1/2 | 4 | 0.63 | 3-1/2 | 4 | 8 | 0.75 | 4 | 4-1/2 | 8 | 0.75 | 4-3/4 | 4-3/4 |
| 3 | 4 | 0.63 | 3-1/2 | 4 | 8 | 0.75 | 4-1/4 | 4-3/4 | 8 | 0.75 | 5 | 5 |
| 3-1/2 | 8 | 0.63 | 3-1/2 | 4 | 8 | 0.75 | 4-1/4 | 5 | 8 | 0.88 | 5-1/2 | 5-1/2 |
| 4 | 8 | 0.63 | 3-1/2 | 4 | 8 | 0.75 | 4-1/2 | 5 | 8 | 0.88 | 5-3/4 | 5-3/4 |
| 5 | 8 | 0.75 | 3-3/4 | 4-1/4 | 8 | 0.75 | 4-3/4 | 5-1/4 | 8 | 1.00 | 6-1/2 | 6-1/2 |
| 6 | 8 | 0.75 | 4 | 4-1/2 | 12 | 0.75 | 4-3/4 | 5-1/2 | 12 | 1.00 | 6-3/4 | 6-3/4 |
| 8 | 8 | 0.75 | 4-1/4 | 4-3/4 | 12 | 0.88 | 5-1/2 | 6 | 12 | 1.13 | 7-1/2 | 7-3/4 |
| 10 | 12 | 0.88 | 4-1/2 | 5 | 16 | 1.00 | 6-1/4 | 6-3/4 | 16 | 1.25 | 8-1/2 | 8-1/2 |
| 12 | 12 | 0.88 | 4-3/4 | 5-1/4 | 16 | 1.13 | 6-3/4 | 7-1/4 | 20 | 1.25 | 8-3/4 | 8-3/4 |
| 14 | 12 | 1.00 | 5-1/4 | 5-3/4 | 20 | 1.13 | 7 | 7-1/2 | 20 | 1.38 | 9-1/4 | 9-1/4 |
| 16 | 16 | 1.00 | 5-1/4 | 5-3/4 | 20 | 1.25 | 7-1/2 | 8 | 20 | 1.50 | 10 | 10 |
| 18 | 16 | 1.13 | 5-3/4 | 6-1/4 | 24 | 1.25 | 7-3/4 | 8-1/4 | 20 | 1.63 | 10-3/4 | 10-3/4 |
| 20 | 20 | 1.13 | 6-1/4 | 6-3/4 | 24 | 1.25 | 8 | 8-3/4 | 24 | 1.63 | 11-1/4 | 11-1/2 |
| 24 | 20 | 1.25 | 6-3/4 | 7-1/4 | 24 | 1.50 | 9 | 10 | 24 | 1.88 | 13 | 13-1/4 |
Refer Stainless Steel 304L Slip On Flange dimensions & weght chart, Class 150 304L SS Spectacle Blind Flanges pressure ratings, exporter Of WNR 1.4307 Lap Joint Flanges In Middle East
| NPS | Dimensions | Weight As Per (Kilogram) | ||||
|---|---|---|---|---|---|---|
| Normal Size (Inch) |
DN (mm) | Flanges MM |
Flanges Thick. |
Slip On Flange And Socket Weld Flange |
Weld Neck Flange | Blind Flange |
| 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 |
Class 300 Stainless Steel 304L Flanges Weight
| NPS | Dimensions | Weight As Per (Kilogram) | ||||
|---|---|---|---|---|---|---|
| Normal Pipe Sizes (Inch) |
DN (mm) | Flanges Outer Diameter Of (A) Millimeter |
Flanges Thickness Of D Millimeter |
Slip On Flange And Socket Weld Flange |
Weld Neck Flange | Blind Flange |
| 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 |
SS 304L Forged Flange Standard
Standard
- ASME B16.5
- BS 4504
- AWWA C207
- EN 1092-1