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ASTM A182 F321 Flanges

Home|ASTM A182 F321 Flanges

Manufacturer of Stainless Steel 321H Slip on Flange in China, With Higher Carbon Content

ASTM A182 F321 Flanges

Table of Content

Flanges-table

Get ASME SA182 UNS S32100 Flanges With High-temperature Strength & Refer A182 F321 Stainless Steel Flanges Dimension Chart


ASTM A182 F321 Flanges Specification

Flange Sizes

Stainless Steel 321H Slip on Flange Sizes

  • NPS: ½” to 48″
  • PN 2.5 – PN 400
  • 15NB – 1200NB
Flange Standards

ASME SA182 UNS S32100 Flanges Standards

  • ASME B16.47 , ASME B16.5
  • ASME B16.48 , ASME B16.36
Flange Schedule

A182 F321 Stainless Steel Flanges Schedule

  • SCH 5/ 10/ 20/ 40
  • SCH 60/ 80/ 100
  • SCH 120/ 140
  • SCH 160/ XXS
Pressure Types

DIN 1.4541 Blind Flanges Pressure Types

  • 150# To 300#
  • 600# To 900#
  • 1500# To 2500#
Testing Methods

ASTM A182 UNS S32100 flange Testing Methods

  • Tensile
  • Pressure
  • PMI
  • Hardness test
Features

A182 F321 forged Flange Features

  • Very ductile
  • Higher carbon
  • low temperature toughness
  • Corrosion Resistance
Flange Threads

SS 316 flange Threads

  • BSPT
  • FNPT
  • BSPP
  • NPT, MNPT
Flanges Process

Stainless Steel 321 Flanges Process

  • Forging
  • Cutting
  • Casting
  • Rolling
flange Face

SA182 F316 reducing flange Face

  • RTJ
  • RF
  • T&G
  • FF
Origin

SS 321 Flange Origin

  • Netherlands
  • Indian
  • China
  • Saudi Arabia
Advantages

Stainless Steel 321 Flanges Advantages

  • High Temperature Environments
  • Excellent Heat Resistance
Disadvantages

Disadvantages of SS 321 Weld Neck Flanges

  • Assembly error
  • High Cost
  • Corrosion
Certificates

Certificates of SS 321 Blind Flanges

  • NACE MR0175
  • Third Party Inspection
  • MTC BS EN 10204 3.1/ 3.2
  • 100% Radiography Test
Density & Temperature

UNS S32100 Blind Flanges Density & Temperature

  • Density : 8.0 g/cm3
  • Working Temp : Up to about 900°C
  • Forging Temp : 925-1260 °C - 1700-2300 °F
  • Melting Point : 2550-2635° F

Types of Stainless Steel 321 Flanges

ASTM A182 F321 Flanges Supplier in China presents a range of the most well-liked varieties.



SS 321 Flange

SS 321 Flange

UNS S32100 Slip On Flange

UNS S32100 Slip On Flange

ASTM A182 F321 Plate Flange

ASTM A182 F321 Plate Flange

SUS 321 Socket Weld Flange

SUS 321 Socket Weld Flange

AISI 321 Lap Joint Flanges

AISI 321 Lap Joint Flanges

A182 Gr F321 Neck Flange

A182 Gr F321 Neck Flange

Stainless Steel 321 Spectacle Blind Flanges

Stainless Steel 321 Spectacle Blind Flanges

ASME SA182 Threaded Flange

ASME SA182 Threaded Flange

UNS S32100 Orifice Flanges

UNS S32100 Orifice Flanges


A182 F321 Stainless Steel Flanges Dimensions

ASTM A234 WPB Elbow Dimensions Chart
Normal Pipe Size (NPS) Thickness Of Flanges Outside Daimeter (O.D.) Of Flange Lengtd Tdru Hub Bore And Diameter Radius of Fillet Hub at Bevel Diameter Hub at Base Diameter Diameter of Raised Face Socket Deptd
Weld Neck (WN) SORF (Slip-On) NPT (Threaded) SWRF (Socket) Loose (Lap Joint) SORF (Slip-on) SWRF (Socket) Loose (Lap Joint)
1/2 7/16 3-1/2 1-7/8 5/8 5/8 .88 .90 1/8 .84 1-3/16 1-3/8 3/8
3/4 1/2 3-7/8 2-1/16 5/8 5/8 1.09 1.11 1/8 1.05 1-1/2 1-11/16 7/16
1 9/16 4-1/4 2-3/16 11/16 11/16 1.36 1.38 1/8 1.32 1-15/16 2 1/2
1-1/4 5/8 4-5/8 2-1/4 13/16 13/16 1.70 1.72 3/16 1.66 2-5/16 2-1/2 9/16
1-1/2 11/16 5 2-7/16 7/8 7/8 1.95 1.97 1/4 1.90 2-9/16 2-7/8 5/8
2 3/4 6 2-1/2 1 1 2.44 2.46 5/16 2.38 3-1/16 3-5/8 11/16
2-1/2 7/8 7 2-3/4 1-1/8 1-1/8 2.94 2.97 5/16 2.88 3-9/16 4-1/8 3/4
3 15/16 7-1/2 2-3/4 1-3/16 1-3/16 3.57 3.60 3/8 3.50 4-1/4 5 13/16
3-1/2 15/16 8-1/2 2-13/16 1-1/4 1-1/4 4.07 4.10 3/8 4.00 4-13/16 5-1/2 7/8
4 15/16 9 3 1-5/16 1-5/16 4.57 4.60 7/16 4.50 5-5/16 6-3/16 15/16
5 15/16 10 3-1/2 1-7/16 1-7/16 5.66 5.69 7/16 5.56 6-7/16 7.5/16 15/16
6 1 11 3-1/2 1-9/16 1-9/16 6.72 6.75 1/2 6.63 7-9/16 8-1/2 1-1/16
8 1-1/8 13-1/2 4 1-3/4 1-3/4 8.72 8.75 1/2 8.63 9-11/16 10-5/8 1-1/4
10 1-3/16 16 4 1-15/16 1-15/16 10.88 10.92 1/2 10.75 12 12-3/4 1-5/16
12 1-1/4 19 4-1/2 2-3/16 2-3/16 12.88 12.92 1/2 12.75 14-3/8 15 1-9/16
14 1-3/8 21 5 2-1/4 3-1/8 14.14 14.18 1/2 14.00 15-3/4 16-1/4 1-5/8
16 1-7/16 23-1/2 5 2-1/2 3-7/16 16.16 16.19 1/2 16.00 18 18-1/2 1-3/4
18 1-9/16 25 5-1/2 2-11/16 3-13/16 18.18 18.20 1/2 18.00 19-7/8 21 1-15/16
20 1-11/16 27-1/2 5-11/16 2-7/8 4-1/16 20.20 20.25 1/2 20.00 22 23 2-1/8
24 1-7/8 32 6 3-1/4 4-3/8 24.25 24.25 1/2 24.00 26-1/8 27-1/4 2-1/2

Stainless steel 321 Weld Neck Flange weight chart

NPS (Nominal Pipe Size) Loose (Lap Joint) SORF (Slip On) SWRF (Socket Weld) NPT (Threaded) WRNR (Weld Neck) BLRF (Blind)
½ 1 1 2 1 2 2
¾ 2 2 2 2 2 2
1 2 2 2 2 3 2
1¼ 3 3 3 3 3 3
1½ 3 3 3 3 4 4
2 5 5 5 5 6 5
2½ 8 8 8 8 10 7
3 9 9 9 9 11.5 9
3½ 11 11 11 12 12 13
4 13 13 13 13 16.5 17
5 15 15 15 15 21 20
6 19 19 19 19 26 27
8 30 30 30 30 42 47
10 43 43 43 43 54 70
12 64 64 64 64 88 123
14 105 90 90 90 114 140
16 140 106 98 98 140 180
18 160 130 130 130 165 220
20 195 165 165 165 197 285
22 245 185 185 185 225 355
24 275 220 220 220 268 430

A182 F321 Forging flanges Pressure Rating

ASTM A182 Stainless Steel 321 Flanges Pressure And Temperature Ratings
Temperature °F Class 150 As Per ASME B16.5 Class 400 As Per ASME B16.5 Class 600 As Per ASME B16.5 Class 300 As Per ASME B16.5 Class 900 As Per ASME B16.5 Class 2500 As Per ASME B16.5 Class 1500 As Per ASME B16.5
-20 to 100 275 960 1440 720 2160 6000 3600
200 230 800 1200 600 1800 5000 3000
300 205 720 1080 540 1620 4500 2700
400 190 660 995 495 1490 4140 2485
500 170 620 930 465 1395 3880 2330
600 140 580 875 435 1310 3640 2185
650 125 575 860 430 1290 3580 2150
700 110 565 850 425 1275 3540 2125
750 95 555 830 415 1245 3460 2075
800 80 540 805 405 1210 3360 2015
850 65 530 790 395 1190 3300 1980
900 50 520 780 390 1165 3240 1945
950 35 510 765 380 1145 3180 1910
1000 20 430 640 320 965 2675 1605
1050 20 410 615 310 925 2570 1545
1100 20 345 515 255 770 2145 1285
1150 20 265 400 200 595 1655 995
1200 20 205 310 155 465 1285 770
1250 20 150 225 115 340 945 565
1300 20 115 170 85 255 715 430
1350 20 80 125 60 185 515 310
1400 20 65 95 50 145 400 240
1450 15 45 70 35 105 285 170
1500 10 35 55 25 80 230 135

Stainless Steel 321 Flanges Tolerances Chart

Stainless Steel 321 Flanges Tolerance Table
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
Thickness
  • 18" and smaller: ±1/8" (3.2 mm), -0"
  • 20" and larger: ±3/16" (4.8 mm), -0"
Length of hub
  • 10" and smaller: ±1/16" (1.6 mm)
  • 12" and larger: ±1/8" (3.2 mm)
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)
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)
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)
Drilling
  • Circle Bolts: ±1/16" (1.6 mm)
  • Bolts hole spacing: ±1/32" (0.8 mm)
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)
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)

Equivalent Grades of ASTM A182 F321 Slip On Flange

UNS

S32109

EN

X12CrNiTi18-9

GOST

SUS 321h

WRN

1.4878



A182 F321 Stainless Steel Flanges Chemical Composition

SULFER

0.03

PHOSPHORUS

0.045

CARBON

0.04-0.10

MANGANESE

2.0

SILICON

1.0

NICKEL

9-12

CHROMIUM

17-19

Iron

Balance

Mechanical Properties of SS 321 Blind Flanges

ASTM A182 F321 Flanges Manufacturer in China provides superior mechanical qualities

Yield Strength (MPA)

205 MPa

Tensile Strength (MPA)

480 MPa

Elongation 2 %

29%



Physical properties of WNR 1.4541 Threaded Flanges

Property A182 F321H
Electrical Resistivity Ω mm²/m 0.73
Specific Heat Capacity J/kg K 500
Thermal Conductivity W/m K 15

Stainless steel 321 flange Thermal Expansion

Temperature in °C cm/cm °C
20-600 18.9 x 10-6
20-1000 20.5 x 10-6
20-100 16.0 x 10-6

A182 F321 Stainless Steel Flanges Torque Chart

>Deeper Than the Bottom of the Serrations, millimeter> >No Deeper Than the Bottom of the Serrations, millimeter>
Size in Millimeter Size in Inches Imperfections Max. Radial Projection
40 1 1/2 1.5 3.0
50 2 1.5 3.0
65 2 1/2 1.5 3.0
80 3 1.5 4.5
90 3 1/2 3.0 6.0
15 1/2 1.5 3.0
20 3/4 1.5 3.0
25 1 1.5 3.0
32 1 1/4 1.5 3.0
100 4 3.0 6.0
125 5 3.0 6.0
150 6 3.0 6.0
400 16 4.5 10.0
450 18 6.0 12.0
500 20 6.0 12.0
600 24 6.0 12.0
200 8 4.5 8.0
250 10 4.5 8.0
300 12 4.5 8.0
350 14 4.5 8.0

What is the pressure rating for Yaye Industrial flanges?

  • At a given temperature, the maximum pressure that a flange can safely withstand is known as
    its "pressure class," or pressure rating.

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