Stainless Steel 321 Flanges

Stainless Steel 321 Flanges

Stainless Steel 321 Flanges Summary

  • Sizes : 1/2″ to 48″
  • Pressure Class : Class 150-2500
  • Usage : Connecting Flange
  • Surface Treatment : Sandblasting
  • Connection : Screws

 

 

 

Stainless Steel 321 Slip On Flange

Stainless Steel 321 Slip On Flange

ASTM A182 Gr F321 Blind Flange

ASTM A182 Gr F321 Blind Flange

ASTM A182 Gr F321H Weld Neck Flange

ASTM A182 Gr F321H Weld Neck Flange

Table of Content

 

Genuine SS 321 Slip On Flange Manufacturer in India With Pressure Class 150 to 2500 LBS

Standard Specification of Stainless Steel 321 Flanges

Standard Specification of Stainless Steel 321 Flanges

Types
Stainless Steel 321 Flanges Types
  • Blind
  • Slip On
  • Weld Neck
  • Socket Weld
Standards
ASTM A182 Slip On Flange Standards
  • ASME B16.47 Series A & B
  • ASTM A182 | ASME SA 182
  • MSS SP44
  • ASME B16.5
Sizes
Stainless Steel 321 Flanges Sizes
  • NPS : 1/2″ to 48″
  • Custom Size Available
  • SCH : Sch 5 to XXS
  • Class :150 to 2500#
Advantages
ASTM A182 Gr F321H Weld Neck Flange Advantages
  • High tensile strength
  • Low maintenance
  • Excellent resistance
Supporting Material
Material For WNR 1.4541 Blind Flange
  • Gasket
  • Flange Bolts
  • Ring Joint
Testing Facility
Stainless Steel 321 SORF Flanges Facility
  • NDT
  • Hydro test
  • X-ray Detector
Process
ASME SA182 F321 Spectacle Blind Flanges Process
  • Casting
  • Rolling
  • Forging
  • Cutting
Threads
UNS S32100 Square Flanges Threads
  • NPT
  • FNPT, MNPT
  • BSPP
  • BSPT
Testing
321 Stainless Steel High Hub Blind Flanges Testing
  • Hardness test
  • PMI
  • Tensile
  • Pressure
Origin
SS Grade F321 BLRF Flanges Origin
  • Korean
  • Japan
  • European
  • Indian
Face
ASME SA182 F321 Forged Flanges Face
  • FF
  • T & G
  • RF
  • RTJ
Finish
AISI 321 Reducing Flanges Finish
  • Spiral/Concentric
  • Serrated
  • Mirror
  • Smooth

Get Hardness Tested ASTM A182 Grade F321 Blind Flanges in Custom Sizes At Factory Price

To Know Recent Price List Of Stainless Steel 321 Flanges Click Here

Sizes Chart Of Stainless Steel 321 Flanges

View Stainless Steel 321 Flanges Stockist in India who offers wide range of Sizes

Nominal Pipe Size Thickness of Flange Outside Diam of Flange Diam of Hub at Base Diam of Raised Face Length Thru Hub Diam of Hub at Bevel Diam or Bore Depth of Socket Radius of Fillet
Welding Neck Slip-On Threaded Socket Lap Joint Slip-on Socket Lap Joint
Q O X R Y Y Y H W B Z r
3/4 1/2 3-7/8 1-1/2 1-11/16 2-1/16 5/8 5/8 1.05 1.09 1.11 7/16 1/8
1/2 7/16 3-1/2 1-3/16 1-3/8 1-7/8 5/8 5/8 .84 .88 .90 3/8 1/8
1-1/4 5/8 4-5/8 2-5/16 2-1/2 2-1/4 13/16 13/16 1.66 1.70 1.72 9/16 3/16
1 9/16 4-1/4 1-15/16 2 2-3/16 11/16 11/16 1.32 1.36 1.38 1/2 1/8
2 3/4 6 3-1/16 3-5/8 2-1/2 1 1 2.38 2.44 2.46 11/16 5/16
1-1/2 11/16 5 2-9/16 2-7/8 2-7/16 7/8 7/8 1.90 1.95 1.97 5/8 1/4
3 15/16 7-1/2 4-1/4 5 2-3/4 1-3/16 1-3/16 3.50 3.57 3.60 13/16 3/8
2-1/2 7/8 7 3-9/16 4-1/8 2-3/4 1-1/8 1-1/8 2.88 2.94 2.97 3/4 5/16
4 15/16 9 5-5/16 6-3/16 3 1-5/16 1-5/16 4.50 4.57 4.60 15/16 7/16
3-1/2 15/16 8-1/2 4-13/16 5-1/2 2-13/16 1-1/4 1-1/4 4.00 4.07 4.10 7/8 3/8
6 1 11 7-9/16 8-1/2 3-1/2 1-9/16 1-9/16 6.63 6.72 6.75 1-1/16 1/2
5 15/16 10 6-7/16 7.5/16 3-1/2 1-7/16 1-7/16 5.56 5.66 5.69 15/16 7/16
10 1-3/16 16 12 12-3/4 4 1-15/16 1-15/16 10.75 10.88 10.92 1-5/16 1/2
8 1-1/8 13-1/2 9-11/16 10-5/8 4 1-3/4 1-3/4 8.63 8.72 8.75 1-1/4 1/2
14 1-3/8 21 15-3/4 16-1/4 5 2-1/4 3-1/8 14.00 14.14 14.18 1-5/8 1/2
12 1-1/4 19 14-3/8 15 4-1/2 2-3/16 2-3/16 12.75 12.88 12.92 1-9/16 1/2
18 1-9/16 25 19-7/8 21 5-1/2 2-11/16 3-13/16 18.00 18.18 18.20 1-15/16 1/2
16 1-7/16 23-1/2 18 18-1/2 5 2-1/2 3-7/16 16.00 16.16 16.19 1-3/4 1/2
24 1-7/8 32 26-1/8 27-1/4 6 3-1/4 4-3/8 24.00 24.25 24.25 2-1/2 1/2
20 1-11/16 27-1/2 22 23 5-11/16 2-7/8 4-1/16 20.00 20.20 20.25 2-1/8 1/2
Stainless Steel 321 Slip On Flange Weight Chart
Standard Class Bolt Circle Diam. Diam. Bolt Size No.of Bolts Diam.of Bolt Hole
ISO 7005 (DIN) Flange PN10 65 95 M12 4 14
PN20 60.5 90 M14 4 16
PN40 65 95 M12 4 14
PN6 55 80 M10 4 11
PN16 65 95 M12 4 14
PN25 65 95 M12 4 14
AS4087 PN14 67 95 M12 4 14
AS 2129 Flange Table C 67 95 13 4 14
Table E 67 95 13 4 14
Table H 83 114 16 4 17
Table D 67 95 13 4 14
Table F 67 95 13 4 14
Table J Flanges 83 114 16 4 17
ANSI B16.5 Flanges ANSI 300 67 95 13 4 16
ANSI 900 83 121 19 4 22
ANSI 150 60 89 13 4 16
ANSI 600 67 95 13 4 16
ANSI 1500 83 121 19 4 22

Supplier Of Mirror and Serrated Finish UNS S32100 Weld Neck Flange in Mumbai With Sch 5 to XXS

WNR 1.4541 Plate Flange Surface Finish
  • Stock & Smooth
  • Mirror Finish
  • Concentric Serrated
  • Cold Water Finish
  • Spiral Serrated
Buy Forged and Rolled WNR 1.4541 Socket Weld Flange With Various Faces like RF, FF, RTJ Etc.
SUS 321 Threaded Flange Face Types
  • RF – Raised Face
  • RTJ – Ring Type Joint
  • FF – Flat Face
Dimension ASTM A182 Gr F321 Blind Flange
NPS (inches) No.of Bolts Diam.of Flange (inches) Diam.of Bolt Holes (inches) Diam.of Bolt (inches) Bolt Circle (inches)
1/2 4 3-3/4 0.62 1/2 2-5/8
1/4 4 3-3/8 0.62 1/2 2-1/4
1 4 4-7/8 0.75 5/8 3-1/2
3/4 4 4-5/8 0.75 5/8 3-1/4
1-1/2 4 6-1/8 0.88 3/4 4-1/2
1-1/4 4 5-1/4 0.75 5/8 3-7/8
2-1/2 8 7-1/2 0.88 3/4 5-7/8
2 8 6-1/2 0.75 5/8 5
3-1/2 8 9 0.88 3/4 7-1/4
3 8 8-1/4 0.88 3/4 6-5/8
5 8 11 0.88 3/4 9-1/4
4 8 10 0.88 3/4 7-7/8
8 12 15 1 7/8 13
6 12 12-1/2 0.88 3/4 10-5/8
12 16 20-1/2 1.25 1-1/8 17-3/4
10 16 17-1/2 1.12 1 15-1/4
24 24 36 1.62 1-1/2 32
16 20 25-1/2 1.38 1-1/4 22-1/2
14 20 23 1.25 1-1/8 20-1/4
20 24 30-1/2 1.38 1-1/4 27
18 24 28 1.38 1-1/4 24-3/4
Offer European and American Origin AISI 321 Threaded Flange With Different Threads like MNPT, BSPT, BSPP
ASME SA182 F321 Threaded Flange Thread Types

Discover Stainless Steel 321 Flanges Stockist in India who offers various Thread Types

  • UNF (Unified National Fine Thread)
  • NPT (National Pipe Thread)
  • BSP (British Standard Pipe)
  • NPTF (National Pipe Thread Fuel)
  • BSPP (British Standard Pipe Parallel Thread)
  • BSPT (British Standard Pipe Taper Thread)
ASTM A182 Gr F321H Weld Neck Flange Pressure Rating
ASME B16.34 ANSI PRESSURE RATING
Temperature °F 300# 600# 1500# 150# 400# 900# 2500#
200 620 1240 3095 235 825 1860 5160
400 515 1025 2570 195 685 1540 4280
600 450 900 2255 140 600 1355 3760
700 430 870 2170 110 580 1305 3620
800 420 845 2110 80 565 1265 3520
900 415 830 2075 50 555 1245 3460
1000 350 700 1750 20 465 1050 2915
1100 305 610 1525 20 405 915 2545
1200 185 370 925 20 245 555 1545
1300 115 235 585 20 155 350 970
1400 75 150 380 20 100 225 630
1500 40 85 205 20 55 125 345
-20 to 100 720 1440 3600 275 960 2160 6000
300 560 1120 2795 215 745 1680 4660
500 480 955 2390 170 635 1435 3980
650 445 890 2220 125 590 1330 3700
750 425 855 2135 95 570 1280 3560
850 420 835 2090 65 555 1255 3480
950 385 775 1930 35 515 1160 3220
1050 345 685 1720 20 460 1030 2865
1150 235 475 1185 20 315 710 1970
1250 145 295 735 20 195 440 1230
1350 95 190 480 20 130 290 800
1450 60 115 290 20 80 175 485
Types of Stainless Steel 321 Flanges
Stainless Steel 321 SORF Flanges

Stainless Steel 321 SORF Flanges

ASTM A182 Gr F321 Forged Flanges

ASTM A182 Gr F321 Forged Flanges

SA182 Gr F321 Reducing Flanges

SA182 Gr F321 Reducing Flanges

SS Grade F321 BLRF Flanges

SS Grade F321 BLRF Flanges

UNS S32100 Stainless Steel Square Flanges

UNS S32100 Stainless Steel Square Flanges

ASME SA182 F321 Spectacle Blind Flanges

ASME SA182 F321 Spectacle Blind Flanges

321 Stainless Steel High Hub Blind Flanges

321 Stainless Steel High Hub Blind Flanges

A182 Gr F321 Orifice Flanges

A182 Gr F321 Orifice Flanges

SS DIN 1.4541 Screwed Flanges

SS DIN 1.4541 Screwed Flanges

Stainless Steel F321 Socket Weld Flanges

Stainless Steel F321 Socket Weld Flanges

ASME SA182M Stainless Steel 321 SWRF Flanges

ASME SA182M Stainless Steel 321 SWRF Flanges

ASTM A182 F321 Ring Type Joint Flanges

ASTM A182 F321 Ring Type Joint Flanges

UNS S32100 WNRF Flanges

UNS S32100 WNRF Flanges

ASTM A182 Grade F321 Threaded Flanges

ASTM A182 Grade F321 Threaded Flanges

321 SS Lapped joint Flanges

321 SS Lapped joint Flanges

ASTM A182 Gr F321 Expander Flange

ASTM A182 Gr F321 Expander Flange

ANSI B16.36 SS 321 Weldo Flange

ANSI B16.36 SS 321 Weldo Flange

321 Stainless Steel Nipo Flange

321 Stainless Steel Nipo Flange

SA182 Gr F321 Reducing Flanges Marking
  • Material grade
  • ASTM/ ASME standard
  • Manufacturers logo / name
  • Face type
  • Manufacturing date
  • Sizes
  • Pressure class
  • Origin of material
Stainless Steel 321 SORF Flanges Application

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Stainless Steel 321 SORF Flanges Application

Chemical Composition Of ASTM A182 Gr F321 Forged Flanges

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C

Carbon

0.08 max

Si

Silicon

1.0 max

S

Sulfur

0.030 max

P

Phosphorus

0.045 max

 

Mn

Manganese

2.0 max

Cr

Chromium

17.00 – 19.00

N

Nitrogen

0.10 max

Ni

Nickel

9.00 – 12.00

SS Grade F321 BLRF Flanges Mechanical Properties
Properties values
Density 8.0 g/cm3
Melting Point 1457 °C (2650 °F)
Tensile Strength 75000 Psi (515 Mpa)
Yield Strength (0.2%Offset) 30000 Psi (205 Mpa)
Elongation 35%

 

Experienced Stainless Steel 321 Flanges Manufacturer in India, providing heat-resistant and corrosion-resistant material that perform well in furnace applications and high-temperature environments.

Requirements That Meets To Stainless Steel 321 Flanges
  • NACE MR0103
  • Sour service
  • NACE TM-0284
  • ISO 15156
  • NACE MR0175
321 SS Square Flanges Equivalent Material
STANDARD SS 321
WERKSTOFF NR. 1.4541
UNS S32100
JIS SUS 321
EN X6CrNiTi18-10

 

Surface Finish Of ASME SA182 F321 Spectacle Blind Flanges

Surface Finish Of ASME SA182 F321 Spectacle Blind Flanges

321 Stainless Steel High Hub Blind Flanges Pressure Calculation
JIS 20 K, 30 K, 5K, 10 K, 40 K, 63 K, 16 K
EN 25 Bar, 6 Bar, 10 Bar, 40 Bar, 16 Bar
DIN PN 64, PN 10, PN 16, PN 25, PN 6, PN 40
UNI 25 Bar, 6 Bar, 10 Bar, 16 Bar, 40 Bar

 

Leading Stainless Steel 321 Flanges Supplier in India, supplying corrosion-resistant flanges that are ideal for use in food processing, pharmaceutical, and other industries.

Testing Of A182 Gr F321 Orifice Flanges

Find Stainless Steel 321 Flanges Manufacturer in India who offers various Testings

  • Chemical analysis
  • Mechanical testing
  • Non-destructive testing
  • Micro test
  • Visual inspection
  • Hydrostatic test
  • Macro test
DIN 1.4541 Screwed Flanges Hardness
Grade SS 321 flanges
Hardness Brinell (HB) max 217
Rockwell B (HRB) max 95
List Of Important Documents To Purchase Stainless Steel 321 Flanges
  • Mill test certificate
  • Raw material test reports
  • Material traceability records
  • Fumigation certificates
  • Third-party inspection certificate
AISI 321 Socket Weld Flanges Thickness Chart
Pipe Normal Diam. Thk. Of Flange Min O.D. Flange Diam.of Raised Face Diam.of Hub Thread Length Length Hub.Y Diam.of Bolt Holes Diam.of Bolt Circle Diam.of Bolts (inch) No.of Bolts LB KG
inch dn C O G X T Y BH BC BD BN
3/4 20 12.7 98.5 42.9 38.1 15.7 15.7 15.8 69.9 1/2 4 1.5 0.7
1/2 15 11.2 89 35.1 30.2 15.7 15.7 15.8 60.5 1/2 4 0.9 0.4
1-1/4 32 15.7 117.5 63.5 58.7 20.6 20.6 15.8 88.9 1/2 4 2.6 1.2
1 25 14.2 108 50.8 49.3 17.5 17.5 15.8 79.3 1/2 4 1.8 0.8
2 50 19.1 152.5 91.9 77.7 25.4 25.4 19.1 120.7 5/8 4 5.1 2.3
1-1/2 40 17.5 127 73.2 65 22.4 22.4 15.8 98.6 1/2 4 3.3 1.5
3 80 23.9 190.5 127 108 30.2 30.2 19.1 152.4 5/8 4 9 4.1
2-1/2 65 22.4 178 104.6 90.4 28.4 28.4 19.1 139.7 5/8 4 8.1 3.7
4 100 23.9 228.5 157.2 134.9 33.3 33.3 19.1 190.5 5/8 8 13 5.9
3-1/2 90 23.9 216 139.7 122.2 31.8 31.8 19.1 177.8 5/8 8 11.2 5.1
6 150 25.4 279.5 215.9 192 39.6 39.6 22.4 241.3 3/4 8 18.5 8.4
5 125 23.9 254 185.7 163.6 36.6 36.6 22.4 215.9 3/4 8 15.4 7
10 250 30.2 406.5 323.9 304.8 49.3 49.3 25.4 362 7/8 12 39.5 18
8 200 28.4 343 269.7 246.1 44.5 44.5 22.4 298.5 3/4 8 28.6 13
14 350 35.1 533.5 412.8 400.1 57.2 57.2 28.5 476.3 1 12 86 39
12 300 31.8 482.5 381 365.3 55.6 55.6 25.4 431.8 7/8 12 64 29
18 450 39.6 635 533.4 505 68.3 68.3 31.8 577.9 1 1/8 16 126 57
16 400 36.6 597 469.9 457.2 63.5 63.5 28.5 539.8 1 16 103 47
24 600 47.8 813 692.2 663.4 82.6 82.6 35.1 749.3 1 1/4 20 214 97
20 500 42.9 698.5 584.2 558.8 73.2 73.2 31.8 635 1 1/8 20 167 76

 

Premium Stainless Steel 321 Flanges Supplier in India, delivering flanges that provide resistance to oxidation and corrosion, making them suitable for chemical processing.

Equipment Of ASME SA182M Stainless Steel 321 SWRF Flanges
  • Sand-blasting machine
  • Electric bevelling machine
  • Press machine
  • Bending machine
  • Pushing Machine
ASTM A182 F321 Ring Type Joint Flanges Physical Properties
Properties Values
Elastic Modulus (GPa) 193
Thermal Expansion (μm/m/°C) 0-100°C 16.6
0-315°C 17.2
0-538°C 18.6
Thermal Conductivity (W/m.K) at 100°C 16.1
at 500°C 22.2
Specific Heat 0-100°C (J/kg.K) 500
Electrical Resistivity (nΩ.m) 720
Machining Process Of UNS S32100 WNRF Flanges

Machining Process Of UNS S32100 WNRF Flanges

ASTM A182 Grade F321 Threaded Flanges Bolt Chart
Size in (Inches) No.of Bolts Size in (mm) RF Stud Length Bolt Size Stud Size Machine Flange Bolt Length
3/4 4 20 65 1/2 M14 50
1/2 4 15 55 1/2 M14 50
1 1/4 4 32 70 1/2 M14 55
1 4 25 65 1/2 M14 55
2 4 50 85 5/8 M16 70
1 1/2 4 40 70 1/2 M14 65
3 4 80 90 5/8 M16 75
2 1/2 4 65 90 5/8 M16 75
4 8 100 90 5/8 M16 75
3 1/2 8 90 90 5/8 M16 75
6 8 150 100 3/4 M20 85
5 8 125 95 3/4 M20 85
10 12 250 115 7/8 M24 100
14 12 350 135 1 M27 115
8 8 200 110 3/4 M20 90
16 16 400 135 1 M27 115
12 12 300 120 7/8 M24 100
20 20 500 160 1 1/8 M30 140
18 16 450 145 1 1/8 M30 125
24 20 600 170 1 1/4 M33 150

 

Inspection Process Of Stainless Steel 321 Flanges
  • Visual inspection
  • Tensile test
  • Hardness test
  • Impact test
  • Material inspection
  • PMI test
321 SS Lapped joint Flanges Gasket
Normal Pipe Size Gasket (I.D.) Gasket (O.D.)
#300LB #600LB #150LB #400LB #900LB
3/4 1.06 2.625 2.625 2.25 2.625 2.75
1 1.31 2.875 2.875 2.625 2.875 3.125
1/2 0.84 2.125 2.125 1.875 2.125 2.5
1 1/2 1.91 3.75 3.75 3.375 3.75 3.875
1 1/4 1.66 3.25 3.25 3 3.25 3.5
2 1/2 2.88 5.125 5.125 4.875 5.125 6.5
2 2.38 4.375 4.375 4.125 4.375 5.625
4 4.5 7.125 7.625 6.875 7 8.125
3 3.5 5.875 5.875 5.375 5.875 6.625
6 6.62 9.875 10.5 8.75 9.75 11.375
5 5.56 8.5 9.5 7.75 8.375 9.75
12 12.75 16.625 18 16.125 16.5 19.625
10 10.75 14.25 15.75 13.375 14.125 17.125
8 8.62 12.125 12.625 11 12 14.125

 

Trusted Stainless Steel 321 Flanges Supplier in India, offering robust and high-performance flanges that are designed to meet the challenges of demanding industrial environments.

Size Torque Of ASTM A182 Gr F321 Expander Flange
Flange Size in (Inches) Radial Projection Flange Size in (mm)
Deeper No Deeper
1 1/4 1.5 3 32
1 1.5 3 25
2 1.5 3 50
1 1/2 1.5 3 40
3 1.5 4.5 80
2 1/2 1.5 3 65
4 3 6 100
3 1/2 3 6 90
6 3 6 150
5 3 6 125
10 4.5 8 250
8 4.5 8 200
14 4.5 8 350
12 4.5 8 300
18 6 12 450
16 4.5 10 400
24 6 12 600
20 6 12 500
ANSI B16.36 SS 321 Weldo Flange Tolerance
Outer Diam
≤ 24 = 1.6 mm > 24 = ± 3.2 mm
Inner Diam
≤ 10 = ± 0.8 mm ≥ 12 = + 1.6 mm / – 0 mm
O.D. of Hub
≤ 12 = + 2.4 mm / – 1.6 mm ≥ 14 = ± 3.2 mm
Drilling
B.C. = 1.6 mm Bolt Hole Spacing = ± 0.8 mm
Bolt Circle Eccentricity
≤ 2.1/2 = 0.8 mm ≥ 3 = 1.6 mm
Thickness
≤ 18 = + 3.2 mm / – 0 ≥ 20 = + 4.8 mm / – 0
Length Of thru Hub
≤ 18 = + 3.2 mm / – 0.8 mm ≥ 20 = + 4.8 mm / – 1.6 mm
Weekly Deliveries Of Stainless Steel 321 Flanges in Below Countries
Export to Continent Shipping Time in Days Port
Oman
Oman		 Asia 5 Port
Qatar
Qatar		 Asia 7 Port
Bahrain
Bahrain		 Asia 9 Port
Monthly Deliveries Of Stainless Steel 321 Flanges in Below Countries
Export to Continent Shipping Time in Days Port
Nigeria
Nigeria		 Africa 30 Port
Argentina
Argentina		 South America 45 Port
Colombia
Colombia		 South America 45 Port
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Phone No.: +91 22 66103554 | Email: info@dineshindustries.com
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