Mild Steel Flanges

Mild Steel Flanges

Mild Steel Flanges Product Information

  • Stock Sizes: 1/2 to 48″
  • Grades: Grade S275, En3B,
    Grade A36, Grade 43a
  • Tensile Strength: 53700 psi
  • Yield strength: 36300 PSI
  • BS: 4504
  • UNS: SS400
  • Thermal Conductivity: 50 W/m·K
  • Hardness, Brinell: 126
  • Melting Point : 1400°C



MS Blind Flange manufacturer in India

Mild Steel Flange

Mild Steel Flange

MS Blind Flange

MS Blind Flange

Mild Steel Weld Neck Flange

Mild Steel Weld Neck Flange

Table Of Content


Mild Steel Slip on Flanges

Mild Steel Flanges Specification
Mild Steel Pipe Flange Sizes

Mild Steel Pipe Flange Sizes

  • 1/2" - 48″
  • 15 NB - 1200NB
  • DN10 - DN5000


MS Dummy Flange Pressure class

MS Dummy Flange Pressure class

  • Class 900-2500
  • Class 150-900


Manufacturing methods of Mild Steel Grade A36 Blind Flange

Manufacturing methods of Mild Steel Grade A36 Blind Flange

  • Forged
  • Plate
  • Cast
S275 Mild Steel Plate Flanges Process

S275 Mild Steel Plate Flanges Process

  • Forming
  • Heat treatment
  • Machining
  • Packaging
  • Inspection test
Mild Steel Grade A36 Blind Flange Schedule

Mild Steel Grade A36 Blind Flange Schedule

  • SCH 60/ 80/ 100
  • SCH 10/ 20/ 40
  • SCH 160/ 180
  • SCH 120/ 140

MS Slip on Flange Advantages

MS Slip on Flange Advantages

  • Easy To Use
  • High Tensile Strength
  • Corrosion resistant
Connection Types Of Q235b Reducing Flange

Connection Types Of Q235b Reducing Flange

  • RTJ, SMF
  • FF, T&G
  • LMF, RF
MS puddle flange Supporting Material

MS puddle flange Supporting Material

  • Nuts/ Bolts
  • Gasket
  • Ring Joints
Mild Steel Blind Flange Coating Methods

Mild Steel Blind Flange Coating Methods

  • Anti-Rust
  • Electric Zinc
  • Oil Varnished

MS SORF Flange Face Type

MS SORF Flange Face Type

  • T&G face
  • LJ face
  • FF face
  • RTJ face
  • RF face
Mild Steel Flanges Packaging

Mild Steel Flanges Packaging

  • Carton box
  • Plastic bag
  • Or custom
  • Wooden case
Applications of Q235b Reducing Flange

Applications of Q235b Reducing Flange

  • Gas Processing
  • Power Generation
Certificate of S275 Mild Steel Socket Weld Flange

Certificate of S275 Mild Steel Socket Weld Flange

  • 100% Radiography Test
  • Third Party Inspection report
  • NACE MR0175


JIS 10k SS400 Flange Finish

JIS 10k SS400 Flange Finish

  • Cold water finish
  • Mirror finish
  • Concentric serrated
  • Smooth finish
  • Stock finish



MS Slip On Flange Threads Types

MS Slip On Flange Threads Types

  • MPT/ BSPT
  • BSPP
  • MNPT
  • NPT,FPT
  • BSP





Why Mild Steel Flanges From Aesteiron Steels Are Better Than Others?

  • Benefits
  • Cost-Effective
  • Quality Of Flanges
  • Customization Available
  • On Time Delivery

Manufacturer of MS Slip On Flange as per ASME B16.5 Class 150, 300 and 2500

Pressure Rating Chart Of Mild Steel Blind Flange
Temp -29 °C 900 300 150 400 2500 600 1500
50 150.4 50.1 19.2 66.8 417.7 100.2 250.6
375 109.1 36.4 7.4 48.5 303.1 72.7 181.8
425 86.3 28.8 5.5 38.4 239.7 57.5 143.8
400 104.2 34.7 6.5 46.3 289.3 69.4 173.6
450 69 23 4.6 30.7 191.7 46 115
475 52.3 17.4 3.7 23.2 145.3 34.9 87.2
38 153.2 51.1 19.6 68.1 425.5 102.1 255.3
150 135.2 45.1 15.8 60.1 375.6 90.2 225.4
500 35.3 11.8 2.8 15.7 97.9 23.5 58.8
538 17.7 5.9 1.4 7.9 49.2 11.8 29.5
200 131.4 43.8 13.8 58.4 365 87.6 219
325 116.1 38.7 9.3 51.6 322.6 77.4 193.6
100 139.8 46.6 17.7 62.1 388.3 93.2 233
350 112.7 37.6 8.4 50.1 313 75.1 187.8
250 125.8 41.9 12.1 55.9 349.5 83.9 209.7
300 119.5 39.8 10.2 53.1 331.8 79.6 199.1
Types of Mild Steel Flanges
Grade S275 Mild Steel Weld Neck Flange

Grade S275 Mild Steel Weld Neck Flange

MS SORF flange

MS SORF flange

S275 Mild Steel Socket Weld Flange

S275 Mild Steel Socket Weld Flange

MS puddle flange

MS puddle flange

Q235 Mild Steel Threaded Flange

Q235 Mild Steel Threaded Flange

MS Slip on flange

MS Slip on flange

Q235b Reducing Flange

Q235b Reducing Flange

S275 Mild Steel Grade Lap Joint Flange

S275 Mild Steel Grade Lap Joint Flange

MS Dummy Flange

MS Dummy Flange

S275 Mild Steel Plate Flanges

S275 Mild Steel Plate Flanges

Mild Steel Grade 250 Long Weld Neck Flange

Mild Steel Grade 250 Long Weld Neck Flange

Mild Steel Grade A36 Blind Flange

Mild Steel Grade A36 Blind Flange


Weldable and Large diameter Mild Steel Weld Neck Flange in PN16, JIS and DIN standard

Standards For Mild Steel Weld Neck Flange
  • ASME B16.5
  • MSS SP 44
  • ASME B16.47
  • ANSI B16.44
  • ANSI B16.38

Threaded and Forged Mild Steel Pipe Flanges for oil and gas industry
Applications Of Mild Steel Pipe Flanges
Applications Of Mild Steel Pipe Flanges


Manufacturer of JIS 10k SS400 flange in India, Choose the right grade and temperature ratings
MS Pipe Flanges Grades
Grade
Grade S275, En3B
Grade A36, Grade 43a
IS 2062, Grade 250
Q235b, Grade 300
JIS 10k SS400 Flange Temperature Range
Melting temperature 1370 – 1400°C
Service temperature 0 – 500°C
Chemical Composition of Q235b Reducing Flange
0.14 – 0.20 %
C
0.15% – 0.40%
Si
0.60 – 0.90
MN
≤ 0.040 %
P
98.81 – 99.26 %
Fe
MS Slip On Flange Physical Properties
Properties Metric Imperial
Poissons Ratio 0.290 0.290
Hardness, Brinell 126 126
Reduction of Area 40.0 % 40.0 %
Modulus of Elasticity 205 GPa 29700 ksi
Bulk Modulus 140 GPa 20300 ksi
Shear Modulus 80.0 GPa 11600 ksi
Mechanical Properties of MS Puddle Flange

Tensile Strength

53700 psi

Yield Strength

36300 PSI



Elongation

≥ 23%

Density

7.85g/cc

Mild Steel Grade A36 Blind Flange Equivalent Grades
Weight Chart Of Mild Steel SORF Flange
NPS Thd Slip On Lap Joint Socket Weld Weld Neck Blind
2 3.2 3.2 3.2 3.2 4.1 3.6
14 74.3 74.3 85.5 74.3 92.7 112.5
2½ 4.5 4.5 4.5 4.5 5.4 5.4
12 51.8 51.8 63 51.8 63.9 83.3
1 1.4 1.4 1.4 1.4 1.8 1.8
1¼ 2 2 2.1 1.8 2.3 2.7
20 146.3 141.8 168.8 141.8 180 231.8
1/2 0.9 0.9 0.9 1.4 0.9 0.9
8 26.1 26.1 26.1 26.1 31.1 36.5
10 36.5 36.5 40 36.5 45 55.8
22 166.5 166.5 195.8 166.5 209.3 288
3/4 1.4 1.4 1.4 1.4 1.4 1.4
16 99 94.5 105.3 85.5 112.5 141.8
18 126 113.9 137.3 112.5 144 186.3
1½ 2.9 2.9 2.9 2.7 3.2 3.2
4 10.8 10.6 10.8 9.9 11.9 12.6
5 13.9 13.0 12.6 12.6 16.2 16.7
3 6.3 5.9 6.5 5.9 8.1 7.2
3½ 7.7 7.7 7.7 7.7 9 9.5
6 17.6 17.6 17.6 17.6 20.3 22.5
24 220.5 220.5 247.5 213.8 261 360
Mild Steel Flange HSN Code
HS Code Country
Netherland 7307 9100
Canada 730721
Belgium 73072100
India 73072100
United States 730721
How to check if Mild Steel Flanges Are properly Installed?
  • Check the fit & Alignment
  • Selecting Right gasket and installing
  • insert bolt & hand tighten it
  • Torque Wrench Is used for tightening
  • Inspection
Mild Steel Flange Dimensions
Mild Steel Flange Dimensions

DN D C1 C2 A H2 H3 R d1 N1 N2 B1 H1 f1 S
10 90 14 14 17,2 35 6 4 40 28 30 18 20 2 1,8
25 115 16 16 33,7 38 6 4 68 46 52 34,5 24 2 2,6
32 140 18 16 42,4 40 6 6 78 56 60 43,5 26 2 2,6
15 95 14 14 21,3 35 6 4 45 32 35 22 20 2 2,0
20 105 14 14 26,9 38 6 4 58 39 45 27,5 24 2 2,3
65 185 20 18 76,1 45 10 6 122 90 104 77,5 32 2 2,9
80 200 20 20 88,9 50 10 8 138 105 118 90,5 34 2 3,2
50 165 19 18 60,3 45 8 6 102 75 84 61,5 28 2 2,9
40 150 18 16 48,3 42 7 6 88 64 70 49,5 26 2 2,6
100 220 22 20 114,3 52 12 8 158 131 140 116 40 2 3,6
125 250 22 22 139,7 55 12 8 188 156 168 141,5 44 2 4,0
350 520 35 30 355,6 82 16 12 438 390 400 359 57 2 8,0
300 460 32 28 323,9 78 16 12 378 344 350 327,5 46 2 7,1
150 285 24 22 168,3 55 12 10 212 192 195 170,5 44 2 4,5
200 340 26 24 219,1 62 16 10 268 235 246 221,5 44 2 5,6
250 405 29 26 273 70 16 12 320 292 298 276,5 46 2 6,3
Bolting Chart Of Mild Steel Slip On Flanges
DN Size L K No
mm mm mm mm -
20 M12 14 75 4
15 M12 14 65 4
10 M12 14 60 4
32 M16 18 100 4
80 M16 18 160 8
40 M16 18 110 4
25 M12 14 85 4
50 M16 18 125 4
65 M16 18 145 8
200 M20 22 295 12
250 M24 26 355 12
125 M16 18 210 8
150 M20 22 240 8
300 M24 26 410 12
400 M27 30 525 16
450 M27 30 585 20
350 M24 26 470 16
500 M30 33 650 20
100 M16 18 180 8
700 M33 36 840 24
800 M36 39 950 24
600 M33 36 770 20
Manufacturing Process Of Mild Steel Weld Neck Flange
  • Material is Cut
  • Then Forged
  • Checked For Surface Crack
  • Heat treatment is given
  • Surface finishes are applied
Coating Method For MS Slip On Flange
Coating Method For MS Slipon Flange

Client Reference List For Mild Steel Flanges
Projects Location Material
Expansion at Beni Saf Compression station Algeria MS Blind Flange
Western Libya Gas project Libya Mild Steel Pipe Flanges
Zohr development project Italy JIS 10k SS400 flange
Nenè Phase 2A project Congo MS Puddle Flange
How To Measure Mild Steel Flanges ?
  • Measure Outside Diameter
  • Measure pitch circle diameter
  • Flange Thickness
  • Bolt Hole Diameter
  • Number Of Bolt Holes

Industrial Flanges

Other Flanges

Other Products

Why Aesteiron?

  • Distributor of USA, Japan and European Mills for Seamless Pipes and Steel Plates
  • Only Indian Company who has Weekly 3 Shipment to Saudi Arabia, Netherlands and USA
  • Vast experience as an Exporter of Industrial Long and Flat Products in India
  • Keep Ex-Stock of Nickel Alloys Make Special Metals, USA
  • Supply Europe, USA, Japan and Korea Origin Material
  • Local Distributor in Houston (USA)
  • 350+ Clients in Atlanta, California, Wisconsin, Texas, Kansas, Indiana, Florida
  • Get Price, availability, and shipping information Via WhatsApp and Email in Maximum 2 Hrs
  • DFARS compliant Pipe, Fittings and Sheets for oil and gas companies
  • Weekly Delivery in Tanzania, Sharjah, Dubai, Qatar and Cape Town
  • Special Price for Steel Suppliers, Wholesalers, Importer, Stockholder, Traders and Stockist in USA
  • Known for Best quality of Steel Fittings, Flanges and Pipes
  • Offer MTC 3.1/3.2 and Third Party Inspection at Lowest Price
  • Specialized in supplying Large Diameter Steel Pipes with wear-resistant coating
Visit Factory

Visit Factory

Project Reference

Project Refrence

Tools & Downloads

Conclusion

Mild Steel Flanges Available in Size Ranging from 1/2 - 48" with Excellent Mechanical and Physical Properties.

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