Stainless Steel 904L Flanges manufacturer in India

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EN 1092-2 PN10 Grade 904L Blind Flange and ASTM A182 F904L SORF Flanges exporter in Mumbai


What is Stainless Steel 904L Flanges?
Super austenitic alloy steel stainless steel 904L is utilised in applications requiring moderate to high corrosion resistance. They are adaptable to a variety of process settings. Compared to the stainless steel grades 316L and 317L, the 904L flanges have stronger magnetic characteristics. It has strong resistance in acidic conditions, as well as against stress corrosion cracking and crevice corrosion. They have a reputation for not pitting when exposed to chloride solution.
TheStainless Steel 904L Flanges stays non-magnetic under all circumstances. Additionally, they are renowned for having good formability and weldability. The Stainless Steel 904L alloy has improved corrosion resistance qualities in a variety of situations thanks to the inclusion of copper and molybdenum in its composition. The majority of the stainless steel 904L material is manufactured in accordance with ASTM B649 criteria and is compliant with a number of international standards, including ASME, ANSI, DIN, and EN. The Stainless Steel 904L Flanges are available in sizes between 12" and 48", with pressure classes ranging from 150 to 2500 and PN6 to PN64. These flanges are employed in a variety of industries, including maritime application, petrochemical, pharmaceutical, power generation, and many more, where the flanges must contend with corrosion in varied conditions. The 904L Flanges made of stainless steel are.

  1. Better resistance to corrosion compared to the 316L and 317L grades.
  2. Improved stress corrosion cracking resistance.
  3. Non-magnetic in all conditions.
  4. High weldability and formability.
  5. Excellent resistance to different types of acidic environments.

SA182 F904L Weld Neck Flange Vs ASTM A182 F904L Slip on Flange
The first considerable difference between SA182 F904L Weld Neck Flange and ASTM A182 F904L Slip on Flange are in their design. The weld neck flange is easily identified by its hub, which tapers to the piping system from the bolted connection. On the other hand, the slip on flange is joined to the pipe system by means of double welding that is carried out on both the inside and outside of the flange. For a weld neck flange, the welding seam shape is a girth weld, but for a slip-on flange, it is a fillet weld. Their nominal pressures vary as well; the weld neck flange has a wider nominal pressure range than the slide on flange. Thus, slide on flanges are employed in low pressure situations where there is a lower risk as opposed to weld neck flanges in high pressure applications.

904L Stainless Steel Blind Flange Vs A182 Gr F904l Socket Weld Flange
Blind flanges made of 904L stainless steel resemble steel plates without a hole in the middle. The adjacent places have bolted holes. The flanges are mostly employed to block or severe the piping connection. They are mainly utilised in piping locations that need regular upkeep, inspections, or adjustments. The nozzles of unused valves and piping terminals are frequently blocked using the 904L stainless steel blind flange. Small pipes with high pressure flows within are the main use for the A182 Gr F904l Socket Weld Flange. The pipe is inserted into the socket to attach them, and the top of the pipe is then filled-welded. This facilitates a smooth bore and improves fluid or gas movement.

What are Standard welding processes for 904l Flanges
904L flanges can be joined together using any standard welding technique, including Stick Welding (SMAW), MIG Welding (GMAW), TIG Welding (GTAW), and Flux Cored Arc Welding (FCAW). This is because the alloy of 904L grade material has a low carbon content.

Stainless Steel 904l Flanges

Stainless Steel 904l Flanges

Manufacturer of BS4504 PN16 Grade 904L Stainless Steel Slip On Flange and UNS N08904 904L Weld Neck Flange Mumbai is capable of distributing in excess of 1000 tonnes per annum


Size Chart 1/2″(15 NB) to 48″ (1200NB)
Pressure Rating Chart 600 LBS, 150 LBS, 2500 LBS, 900 LBS, 300 LBS, 1500 LBS
DIN Pressure 25Bar 16Bar 40Bar 6Bar 10Bar / PN25 PN64 PN10 PN6 PN16 PN40
Manufacturer of Connect Type/ Flange Face Type RF, RTJ, FF, LJF, Small Tongue, Large Tongue & Groove
JIS 16 K, 5K, 20 K, 30 K, 10 K, 40 K, 63 K
UNI / EN 16Bar 6Bar 40Bar 10Bar 25Bar
Equipment Press machine, Bending machine, Pushing Machine, Sand-blasting machine, electric bevelling machine etc
Common Types By Manufacturer Threaded / Screwed / Forged / Plate
Test Direct-reading Spectrograph, Ultrasonic flaw detector, Magnetic particle detector, X-ray detector, Hydrostatic testing machine
Origin West Europe / Japan / Indian / USA / Korean
Manufacturer of GOST, ANSI, DIN, SABS, JIS, BS, AS2129, NFE, UNI, AWWA, EN etc.
Production technique Used By Manufacturer Heat treated, Forged and machined
Coating Yellow Transparent, Zinc Plated, Anti-rust Paint, Oil Black Paint, Cold and Hot Dip Galvanized
Standards Provided By Manufacturer API7S-43, BS1560-3.1, API605, B16.48, ISO70051, MSS S44, ANSI/ASME B16.5, B16.47 Series A & B, BS4504, BS 10, EN-1092, DIN, API7S-15, JISB2220, ASME/ANSI B16.5/16.36/16.47A/16.47B, EN1092

Raaj Sagar Steels Flage is Stainless Steel 904L Flanges importer, distributor, stockists, dealers, stockholders, wholesalers, exporters, supplier and Manufacturer in Mumbai

904L SS Slip on Flange Dimensions

Size in InchSize in mmNo of BoltsOuter Dia.Hub ODISO Stud SizeFlange LengthRF HeightFlange Thick.RF Dia.PCDHole SizeSocket BoreWeight in kg
ACDFBEGH
1/21549030M141429.634.960.35/822.20.8
125411049M1416212.750.879.45/834.50.9
3/420410038M1414211.242.969.95/827.70.9
1 1/432411559M1419214.363.588.95/843.21.4
250415078M1624217.592.1120.73/461.92.3
1 1/240412565M1421215.97398.45/849.51.4
2 1/265418090M1627220.7104.8139.73/474.63.2
3804190108M1629222.3127152.43/490.73.7
41008230135M1632222.3157.2190.53/4116.15.9
3 1/2908215122M1630222.3139.7177.83/4103.45
51258255164M2035222.3185.7215.97/8143.86.8
82008345246M2043227269.9298.57/8221.513.7
1025012405305M2448228.6323.83621276.219.5
61508280192M2038223.9215.9241.37/8170.78.6
1230012485365M2454230.2381431.8132729
2460020815663M3381246.1692.2749.31 3/8616100
1640016595457M2762235469.9539.81 1/8410.554
1845016635505M3067238.1533.4577.91 1/4461.859
1435012535400M2756233.4412.8476.31 1/8359.241
2050020700559M3071241.3584.26351 1/4513.175

904L SS Weld Neck Flange Dimensions

Flange NPSHInside
Diameter
Flat Face
Thickness (T2)
Outside
Diameter
Raised Face
(RF)
Raised Face
(R)
H1Raised Face
Thickness (T)
T1Bolt Circle
(BC)
Bolt Hole
(B)
No. of
Bolt Holes
1/2"1.19"0.62"1.82"3.50".063"1.38"0.84"1.88".38"2.38".62"4
1-1/4"2.31"1.38"2.19"4.62".063"2.50"1.66"2.25".56"3.50".62"4
3/4"1.50"0.82"2.00"3.88".063"1.69"1.05"2.06".44"2.75".62"4
1-1/2"2.56"1.61"2.38"5.00".063"2.88"1.90"2.44".62"3.88".62"4
1"1.94"1.05"2.13"4.25".063"2.00"1.32"2.19".50"3.12".62"4
2"3.06"2.07"2.44"6.00".063"3.62"2.38"2.50".69"4.75".75"4
2-1/2"3.56"2.47"2.69"7.00".063"4.12"2.88"2.75".82"5.50".75"4
3"4.25"3.07"2.69"7.50".063"5.00"3.50"2.75".88"6.00".75"4
4"5.31"4.03"2.94"9.00".063"6.19"4.50"3.00".88"7.50".75"8
5"6.44"5.05"3.44"10.00".063"7.31"5.56"3.50".88"8.50".88"8
3-1/2"4.81"3.55"2.75"8.50".063"5.50"4.00"2.81".88"7.00".75"8
6"7.56"6.07"3.44"11.00".063"8.50"6.63"3.50".94"9.50".88"8
8"9.69"7.98"3.94"13.50".063"10.62"8.63"4.00"1.06"11.75".88"8
22"24.25"21.25"5.82"29.50".063"25.25"22.00"5.88"1.75"27.25"1.38"20
10"12.00"10.02"3.94"16.00".063"12.75"10.75"4.00"1.13"14.25"1.00"12
12"14.38"12.00"4.44"19.00".063"15.00"12.75"4.50"1.19"17.00"1.00"12
16"18.00"15.25"4.94"23.50".063"18.50"16.00"5.00"1.38"21.25"1.12"16
18"19.88"17.25"5.44"25.00".063"21.00"18.00"5.50"1.50"22.75"1.25"16
14"15.75"13.25"4.94"21.00".063"16.25"14.00"5.00"1.32"18.75"1.12"12
20"22.00"19.25"5.63"27.50".063"23.00"20.00"5.69"1.63"25.00"1.25"20
24"26.12"23.25"5.94"32.00".063"27.25"24.00"6.00"1.82"29.50"1.38"20
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

Supplier of Gost 12815 ASTM A182 F904L Socket Weld Flange and SS 904L Reducing Flanges, Call Raaj Sagar Steels for a free sample

Stainless Steel 347 Flanges Price Per Piece in India 347 SS Pipe Flanges Price in INR ASTM A182 F347 Flanges Price in UAE Dirham 347 Stainless Steel Flange Price in USD
Astm 904l Stainless Steel Forging Flange Per Pcs 4179.17 UAE Dirham 183.65 $55.16
machining 904l flange dn200 flange Per Pcs 1517.56 UAE Dirham 73.57 $20.03
Socket Weld Raise Flange PN10 SS F904L ASTM B16.5 Per Kg 274.27 UAE Dirham 13.30 $3.62
flange 904L stainless steel UNS NO8904 Per Kg 757.64 UAE Dirham 36.73 $10

Raaj Sagar Steels is a leading 904L Flanges Manufacturers. We sell high quality 904L Stainless Steel Flanges at affordable prices in UK. We are Supplier and Stockists of SA182 F904L Weld Neck Flange.

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
Nom Pipe Size OD Sch 10 Sch 20 Sch 30 STD Wall Sch 40 Sch 60 EXT Hvy Sch 80 Sch 100 Sch 120 Sch 140 Sch 160 XX Hvy
½ 0.84 0.083 0.109 0.109 0.147 0.147 0.188 0.294
¾ 1.05 0.083 0.113 0.113 0.154 0.154 0.219 0.308
1 1.315 0.109 0.133 0.133 0.179 0.179 0.25 0.358
1 ¼ 1.66 0.109 0.14 0.14 0.191 0.191 0.25 0.382
1 ½ 1.9 0.109 0.145 0.145 0.2 0.2 0.281 0.4
2 2.375 0.109 0.154 0.154 0.218 0.218 0.344 0.436
2 ½ 2.875 0.12 0.203 0.203 0.276 0.276 0.375 0.552
3 3.5 0.12 0.216 0.216 0.3 0.3 0.438 0.6
3 ½ 4 0.12 0.226 0.226 0.318 0.318 0.636
4 4.5 0.12 0.237 0.237 0.337 0.337 0.438 0.531 0.674
5 5.563 0.134 0.258 0.258 0.375 0.375 0.5 0.625 0.75
6 6.625 0.134 0.28 0.28 0.432 0.432 0.562 0.719 0.864
8 8.625 0.148 0.25 0.277 0.322 0.322 0.406 0.5 0.5 0.594 0.719 0.812 0.906 0.875
10 10.75 0.165 0.25 0.307 0.365 0.365 0.5 0.5 0.594 0.719 0.844 1 1.125 1
12 12.75 0.18 0.25 0.33 0.375 0.406 0.562 0.5 0.688 0.844 1 1.125 1.312 1
14 14 0.25 0.312 0.375 0.375 0.438 0.594 0.5 0.75 0.938 1.094 1.25 1.406
16 16 0.25 0.312 0.375 0.375 0.5 0.656 0.5 0.844 1.031 1.219 1.438 1.594
18 18 0.25 0.312 0.438 0.375 0.562 0.75 0.5 0.938 1.156 1.375 1.562 1.781
20 20 0.25 0.375 0.5 0.375 0.594 0.812 0.5 1.031 1.281 1.5 1.75 1.969
22 22 0.25 0.375 0.5
24 24 0.25 0.375 0.562 0.375 0.688 0.969 0.5 1.219 1.531 1.812 2.062 2.344
26 26 0.375 0.5
30 30 0.312 0.5 0.625 0.375 0.5
36 36 0.312 0.5 0.625 0.375 0.75 0.5
40 40 0.375 0.5
42 42 0.375 0.5
48 48 0.375 0.5
Bulk discount on raised and flat face AWWA C207 AISI 904L Stainless Steel Orifice Flange and 904L EN 1.4539 Forged flanges in Mumbai

Hot Working: Hot work should start once the temperature has reached 2000–2200 F consistently. Work with the material only at 1800 degrees Fahrenheit or higher. All hot work should be followed by thorough annealing to produce the best ductility and corrosion resistance..

Cold Working: Despite the greater forces needed, austenitic stainless steel 904L will react similarly to 304, 316, or 317. The bulk of common operations can be effectively finished.

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"
Grade Carbon Manganese Silicon Phosphorus Sulfur Chromium Molybdenum Nickel Copper
SS 904L 0.020 max 2.00 max 1.00 max 0.040 max 0.030 max 19.00 - 23.00 4.00 - 5.00 max 23.00 - 28.00 1.00 - 2.00
Density Elongation Melting Point Yield Strength (0.2%Offset) Tensile Strength
7.95 g/cm3 35 % 1350 °C (2460 °F) Psi - 32000 , MPa - 220 Psi - 71000 , MPa - 490
Grade Density
(kg/m
3 )
Elastic Modulus
(GPa)
Mean Co-eff of Thermal Expansion (µm/m/°C) Thermal Conductivity
(W/m.K)
Specific Heat 0-100°C
(J/kg.K)
Elec Resistivity
(nΩ.m)
0-100°C 0-315°C 0-538°C At 20°C At 500°C
904L 7900 190 15 - - 11.5 - 500 952
STANDARD WERKSTOFF NR. UNS JIS BS KS AFNOR EN
SS 904L 1.4539 N08904 SUS 904L 904S13 STS 317J5L Z2 NCDU 25-20 X1NiCrMoCu25-20-5
Hardness 230 HB
Looking for an Indian producer of 904L stainless steel flanges? To obtain a pricing list and pressure/temperature ratings for EN 1092-2/ ASME B16.5 AISI 904L Spectacle Blind Flange and SS 1.4539 Spades/Ring Spacers in Mumbai, get in touch with Raaj Sagar Steels.
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ASTM A182 Gr F904L Socket Weld Flange

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1500 LBS ASME SA182 SS 904L Nipoflange Flanges

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15 NB SS 904L Reducing Flanges

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150 LBS ASME SA182M Stainless Steel 904L Girth Flanges

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ASTM A182 Gr F904L Expander Flanges

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600 LBS Stainless Steel 904L Screwed Flange

600 LBS Stainless Steel 904L Screwed Flange

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904L SS Flange

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904l Stainless Steel Flanges

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ASTM A182 F904L Wn RF Flange

ASTM A182 F904L Wn RF Flange

904L Flanges

904L Flanges

SS 904L Flanges

SS 904L Flanges

  • X-ray detector
  • Flaring Test
  • UI trasonic flaw detector
  • Flattening Test
  • PMI Testing
  • Hardness Test
  • Pitting Resistance Test
  • Magnetic particle detector
  • Hydrostatic testing machine
  • Direct-reading Spectrograph
  • Ease of cleaning
  • Beauty of appearance
  • East of fabrication
  • Excellent formability
  • High strength with low weight
  • Resistance to oxidation
  • Prevention of product contamination
  • Refineries
  • Nuclear Power
  • Paper & Pulp
  • Ship Building
  • Oil And Gas Industry
  • Power Plants
  • Marine Applications
  • Fossil Fuel Power Plants