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Stainless Steel 321/321H Flanges

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SS 321H Threaded Flanges, Manufacturer of ASTM A182 WP321 Lap Joint Flanges, Ready Stock Of SS 321 Flanges, Stainless Steel 321 SORF Flanges, 321H SS Long Weld Neck Flanges Supplier in Mumbai.

Unifit Metal Alloys is a recognised manufacturer and distributor of SS 321 / 321H Flanges, which has good ductility and weld ability as well as outstanding high temperature characteristics. Due of the outstanding general qualities of this alloy, Stainless Steel UNS S32100 Blind Flanges is employed in a variety of sectors for a variety of various purposes. They are utilized in corrosion-resistant electrical enclosures, wheel covers, automotive molding and trim, culinary equipment, hose clamps, and other applications. Stainless Steel WNR 1.4541 Socket Weld Flanges is required in the most severely carburizing atmospheres of industrial heat treatment furnaces. Preheating is not required for this steel since the inter-pass temperature should not exceed 150° C. This steel is commonly used in exhaust manifolds, bellows, heat exchangers, oil refinery equipment, pulp paper and textile processing equipment, naval equipment, and so on.

Stainless Steel 321 SORF Flanges, Manufacturer of ASTM A182 WP321 Lap Joint Flanges, 321H SS Long Weld Neck Flanges, Ready Stock Of SS 321H Flanges, SS 321 Threaded Flanges Manufacturer In Mumbai, India.

As a result, 321 Stainless Steel Orifice Flanges are frequently employed in the heat treatment sector for furnace components such as conveyor belts. To some extent, it is employed in oxidizing, nit riding, thermal cycling, and cementing applications, albeit the continuous service of high temperature should be limited. Stainless Steel UNS S32109 Ring Type Joint Flanges is resistant to oxidation up to 2000 degrees Fahrenheit and has modest strength at high temperatures. It is commonly used in burners and combustion chambers, annealing covers, retorts, muffles, and other applications. We provide this product in a variety of sizes and forms to our valued customers at a very best price.

Stainless Steel WNR 1.4878 Reducing Flanges is widely used in all high-temperature situations that require scaling and corrosion resistance. It has exceptional strength at high temperatures and strong resistance to creep deformation and environmental assault. It is intended for use with high purity items where product contamination must be minimized. Overall, 321H Stainless Steel AWWA Flanges is a superb choice for a wide range of applications, from furnace components to burner tips. This steel has excellent oxidation resistance under slightly cyclic circumstances up to 2000 degrees F. They are utilized in pulp and paper manufacturing machinery, as well as soap and photography handling machinery.

Stainless Steel 321/321H Flanges

Get a best quote for SS WP321 SORF Flanges, We Keep Bulk Stock of Stainless Steel 321H Flanges at our stockyard, contact us to request a quote.

Stainless Steel 321/321H Flanges Specifications

Size Chart 1/2" (15 NB) to 48" (1200NB) DN10~DN5000
Standards ANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, GOST Flange, ASME/ANSI B16.5/16.36/16.47A/16.47B, MSS S44, ISO70051, JISB2220, BS1560-3.1, API7S-15, API7S-43, API605, EN1092
Pressure Rating Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS
Pressure Calculation in DIN 6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64
UNI 6Bar 10Bar 16Bar 25Bar 40Bar
EN 6Bar 10Bar 16Bar 25Bar 40Bar
Coating Oil Black Paint, Anti-rust Paint, Zinc Plated, Yellow Transparent, Cold and Hot Dip Galvanized
Most common types Forged / Threaded / Screwed / Plate
Test Certificates EN 10204/3.1B
Raw Materials Certificate
100% Radiography Test Report
Third Party Inspection Report, etc
Production Technique Forged, Heat treated and machined
Connect Type/ Flange Face Type Raised Face (RF), Ring Type Joint (RTJ), Flat Face (FF), Large Male-Female (LMF), Lap-Joint Face (LJF), Small Male-Female (SMF), Small Tongue, Large Tongue & Groove, Groove
Special design

As per your drawing

AS, ANSI, BS, DIN and JIS
15 NB (1/2") to 200 NB (8")
Equal and Reducing Configurations

Test Direct-reading Spectrograph, Hydrostatic testing machine, X-ray detector, UI trasonic flaw detector, Magnetic particle detector
Equipment Press machine, Bending machine, Pushing Machine, electric bevelling machine, Sand-blasting machine etc
Manufacturer of

ANSI DIN, GOST, JIS, UNI, BS, AS2129, AWWA, EN, SABS, NFE etc.
-BS Flange, EN Flange, API 6A Flange, ANSI Flange, ASME Flange, DIN Flange, EN1092-1 Flange, UNI Flange, JIS/ KS Flange, BS4504 Flange, GB Flange, AWWA C207 Flange, GOST Flange, PSI Flange

B.S: BS4504 , BS3293, BS1560, BS10
AS 2129: Table D; Table E; Table H
ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings
ANSI : ANSI B16.5, ANSI B16.47(API605), MSS SP44, ANSI B16.36, ANSI B16.48
ANSI B16.5, ANSI B16.47, MSS SP44, ANSI B16.36, ANSI B16.48
American standard (ANSI)
German (DIN)
British standard (BS)

DIN: DIN 2527, DIN 2566, DIN 2573, DIN 2576, DIN 2641, DIN 2642, DIN 2655, DIN 2656, DIN 2627, DIN 2628, DIN 2629, DIN 2631, DIN 2632, DIN 2633, DIN 2634, DIN 2635, DIN 2636, DIN 2637, DIN 2638 ASTM A182 F321/321H Stainless Steel Flanges
The other standard: AWWA C207; EN1092-1, GOST12820, JIS B2220; KS B1503, SABS1123; NFE29203; UNI2276

SS 321/321H Flanges Equivalent Grades

STANDARD WERKSTOFF NR. UNS JIS EN
SS 321 1.4541 S32100 SUS 321 X6CrNiTi18-10
SS 321H 1.4878 S32109 SUS 321H X12CrNiTi18-9

Stainless Steel 321/321H Flanges Chemical Composition

SS 321 0.08 max 2.0 max 1.0 max 0.045 max 0.030 max 17.00 – 19.00 0.10 max 9.00 – 12.00 5(C+N) – 0.70 max
SS 321H 0.04 – 0.10 2.0 max 1.0 max 0.045 max 0.030 max 17.00 – 19.00 0.10 max 9.00 – 12.00 4(C+N) – 0.70 max

321/321H Stainless Steel Flanges Mechanical Properties

Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
8.0 g/cm3 1457 °C (2650 °F) Psi – 75000 , MPa – 515 Psi – 30000 , MPa – 205 35 %

Various Types Of Stainless Steel 321/321H Flanges

SS 321/321H Socket Weld Flanges

SS 321/321H Socket Weld Flanges

SS 321 SWRF Flanges DIN 1.4541 SWRF Flanges ANSI B16.5 SS 321H Socket weld Flanges UNS S32100 Socket weld Flanges
SS 321/321H Lap Joint Flanges

SS 321/321H Lap Joint Flanges

SS 321H LJ Flanges ANSI B16.5 SS 321 Lap Joint Flange DIN 1.4878 Lap Joint Flange UNS S32109 Lapped Joint Flanges
SS 321/321H Slip On Flanges

SS 321/321H Slip On Flanges

DIN 1.4541 Slip On Flanges SS 321 Slip On Flanges UNS S32100 SORF Flanges ANSI B16.5 SS 321H SORF Flanges
SS 321/321H Forged Flanges

SS 321/321H Forged Flanges

UNS S32109 Forged Flanges SS 321H Forged Flanges DIN 1.4878 Forged Flanges ANSI B16.5 SS 321 Forged Flanges
SS 321/321H Orifice Flanges

SS 321/321H Orifice Flanges

DIN 1.4541 Orifice Flanges ANSI B16.5 SS 321 Orifice Flanges SS 321H Orifice Flanges UNS S32100 Orifice Flanges
SS 321/321H Blind Flanges

SS 321/321H Blind Flanges

DIN 1.4878 BLRF Flanges SS 321 BLRF Flanges UNS S32109 Blind Flange ANSI B16.5 SS 321H Blind Flange
SS 321/321H Weld Neck Flanges

SS 321/321H Weld Neck Flanges

DIN 1.4541 Weld Neck Flanges ANSI B16.5 SS 321 Weld Neck Flanges UNS S32100 Welding Neck Flanges SS 321H WNRF Flanges
SS 321/321H Reducing Flanges

SS 321/321H Reducing Flanges

ANSI B16.5 SS 321H Reducing Flanges UNS S32109 Reducing Flanges SS 321 Reducing Flanges DIN 1.4878 Reducing Flanges
SS 321/321H Threaded Flanges

SS 321/321H Threaded Flanges

SS 321 Threaded Flanges DIN 1.4541 Threaded Flanges UNS S32100 Threaded Flanges ANSI B16.5 SS 321H Threaded Flanges
SS 321/321H Long Weld Neck Flanges

SS 321/321H Long Weld Neck Flanges

ANSI B16.5 SS 321H LWN Flanges DIN 1.4878 Long Weld Neck Flanges UNS S32109 Long Weld Neck Flanges SS 321 LWN Flanges
SS 321/321H Spectacle Blind Flanges

SS 321/321H Spectacle Blind Flanges

ANSI B16.5 SS 321H Spectacle Blind Flanges DIN 1.4541 Spectacle Blind Flanges UNS S32100 Spectacle Blind Flanges SS 321 Spectacle Blind Flanges
SS 321/321H Ring Type Joint Flanges

SS 321/321H Ring Type Joint Flanges

SS 321 RTJ Flanges UNS S32109 Ring Type Joint Flanges ANSI B16.5 SS 321H Ring Type Joint Flanges DIN 1.4878 RTJ Flanges

Weight Chart Of Stainless Steel 321/321H Flanges

Pipe Normal Diam. O.D. Flange  Thk. Of Flange Min  Diam.
of
Hub 
Diameter of Raised Face  Length Hub.Y Thread Length Diam. 
of Bolt
Circle
Diam. 
of Bolt
Holes
Number
of Bolts
Diam. of
Bolts
(inch)
KG LB
inch dn O C X G Y T BC BH BN BD
1/2" 15 89.00 11.20 30.20 35.10 15.70 15.70 60.50 15.80 4 1/2" 0.4 0.9
3/4" 20 98.50 12.70 38.10 42.90 15.70 15.70 69.90 15.80 4 1/2" 0.7 1.5
1" 25 108.00 14.20 49.30 50.80 17.50 17.50 79.30 15.80 4 1/2" 0.8 1.8
1-1/4" 32 117.50 15.70 58.70 63.50 20.60 20.60 88.90 15.80 4 1/2" 1.2 2.6
1-1/2" 40 127.00 17.50 65.00 73.20 22.40 22.40 98.60 15.80 4 1/2" 1.5 3.3
2" 50 152.50 19.10 77.70 91.90 25.40 25.40 120.70 19.10 4 5/8" 2.3 5.1
2-1/2" 65 178.00 22.40 90.40 104.60 28.40 28.40 139.70 19.10 4 5/8" 3.7 8.1
3" 80 190.50 23.90 108.00 127.00 30.20 30.20 152.40 19.10 4 5/8" 4.1 9
3-1/2" 90 216.00 23.90 122.20 139.70 31.80 31.80 177.80 19.10 8 5/8" 5.1 11.2
4" 100 228.50 23.90 134.90 157.20 33.30 33.30 190.50 19.10 8 5/8" 5.9 13
5" 125 254.00 23.90 163.60 185.70 36.60 36.60 215.90 22.40 8 3/4" 7 15.4
6" 150 279.50 25.40 192.00 215.90 39.60 39.60 241.30 22.40 8 3/4" 8.4 18.5
8" 200 343.00 28.40 246.10 269.70 44.50 44.50 298.50 22.40 8 3/4" 13 28.6
10" 250 406.50 30.20 304.80 323.90 49.30 49.30 362.00 25.40 12 7/8" 18 39.5
12" 300 482.50 31.80 365.30 381.00 55.60 55.60 431.80 25.40 12 7/8" 29 64
14" 350 533.50 35.10 400.10 412.80 57.20 57.20 476.30 28.50 12 1" 39 86
16" 400 597.00 36.60 457.20 469.90 63.50 63.50 539.80 28.50 16 1" 47 103
18" 450 635.00 39.60 505.00 533.40 68.30 68.30 577.90 31.80 16 1 1/8" 57 126
20" 500 698.50 42.90 558.80 584.20 73.20 73.20 635.00 31.80 20 1 1/8" 76 167
24" 600 813.00 47.80 663.40 692.20 82.60 82.60 749.30 35.10 20 1 1/4" 97 214

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Ready Stock of Stainless Steel 321/321H Flanges

  • SS 321 Slip On Flanges
  • Stainless Steel 321 Blind Flange
  • 321H Stainless Steel Forged Flanges
  • SS 321H Threaded Flanges
  • ASTM A182 WP321 Slip On Flanges
  • 321 Stainless Steel Screwed Flanges
  • Stainless Steel 321H BLRF Flanges
  • ASTM A182 WP321 Square Flanges
  • SS 321H RTJ Flanges
  • Stainless Steel 321 Flanges
  • 1.4878 Raised Face Flanges
  • Stainless Steel 321H Lap Joint Flanges
  • ASME SA182 WP321 Stainless Steel Pipe Flanges
  • Stainless Steel 321H Welding Neck Flanges
  • 321H SS Long Weld Neck Flanges Stockist
  • Stainless Steel 321H Orifice Flanges
  • 15 NB SCH 10 SS 321 Welding Neck Flanges
  • Stainless Steel 321 RTJ Flanges
  • 321H SS Socket weld Flanges
  • SS WERKSTOFF NR. 1.4541 SORF Flange
  • SS 321 Flanges Supplier
  • ANSI B16.5 Stainless Steel 321 Flanges
  • Stainless Steel 321H Lapped Joint Flanges

  • Stainless Steel 321 WNRF Flange
  • UNS S32100 BLRF Flange
  • Stainless Steel 321 Pipe Flanges
  • SS 321H Industrial Flange
  • 321 Stainless Steel Class 2500 Flange Manufacturer
  • ASME SA182 F321 SS Orifice Flanges Stockholder
  • SS 321 Flanges Distributor
  • SS 321H Class 150 Flanges
  • ASTM A182 F321 Stainless Steel RTJ Flanges
  • ANSI B16.5 SS 321H Plate Flanges
  • Stainless Steel 321H Nippolet Flange Exporter
  • ANSI B16.5 321 Stainless Steel SORTJ Flange
  • Stainless Steel 321 Raised Face Flanges
  • Stainless Steel 321 Class 900 Flanges
  • DIN 1.4878 Flat Flanges
  • ASME B16.5 SS 321 Forged Flanges
  • Stainless Steel 321H SWRF Flange
  • 321 SS Ring Type Joint Flange Manufacturer
  • Stainless Steel 321H Forged Flanges
  • 321 Stainless Steel Blind Flange
  • SS 321H Screwed Flanges
  • 321 Stainless Steel Raised Face Flanges
  • Stainless Steel 321H Threaded Flanges

321/321H SS Flanges Application Industries

Application Industries

Refineries

90%

Oil and Gas Industry

96%

Power Generation

80%

Pharmaceutical Equipment

85%

Pulp & Paper Industry

88%