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Stainless Steel 304 Flanges

Stainless Steel 304 Flanges

Stainless Steel 304 Flanges At a Glance
Size:  1/2 to 48"
ASME Standard ASME B16.47, ASME B16.5, ASME B16.36 , MSS SP44
Thread Types MNPT ,BSPT, NPT, BSPP
Pressure 150 Lbs - 2500 Lbs
Certificate MTC: EN 10204 3.1, 3.2
Production method Casting, Rolling, Forging

ASTM A182 F304 SORF Flange Manufacturer in India

Stainless Steel 304 Flanges

Stainless Steel 304 Flanges

SS 304 Blind Flange

SS 304 Blind Flange

AISI 304 Slip on Flange

AISI 304 Slip on Flange


Table of Contents


ASTM A182 Grade F304 Blind Flange Specification

Stainless Steel 304 Flanges Specification

SS 304 Flange Sizes

  • NPS: 1/2″ to 48″
  • SCH: Sch 5 - SCH XXS
  • Class : 5NB – 1500NB


Sizes

AISI 304 Blind Flange Threads

  • NPT
  • FNPT, MNPT
  • BSPP
  • BSPT
Threads

Stainless Steel 304 Flanges Standards

  • ASME SA 182 | ASTM A182
  • ASME B16.47
  • ASME B16.36
  • MSS SP-44
Standards

SUS 304 Slip on Flange Origin

  • Korean
  • Indian
  • Janpanese
  • European


Origin

ASME SA182 F304 Forged Flange Face Types

  • RTJ
  • RF
  • FF
  • T&G

Face Types

SA 182 gr F304 Threaded Flange Testing

  • Hardness test
  • Pressure
  • Tensile
  • PMI


Testing

SS 304 Flanges Types

  • Slip On
  • Weld Neck
  • Lap Joint Flange
  • Blind
  • Plate Flanges
  • Socket Weld


Types

SA 182 F 304 Weld Flanges Process

  • Rolling
  • Casting
  • Forging
  • Cutting



Process

UNS S30400 Socket Weld Flange EN type

  • EN-TYPE 01/12 (slip on)
  • EN-TYPE 11 (weld neck)
  • EN-TYPE 14 (socket weld)
  • EN-TYPE 02/04 (lap joint)
  • EN-TYPE 21 (long weld neck)
  • EN-TYPE 05 (blind)
  • EN-TYPE 13 (threaded)
Finish

DIN 1.4301 Lap Joint Flange Pressure Class

  • 150 Lbs
  • 300 Lbs
  • 600 Lbs
  • 900 Lbs
  • 1500 Lbs
  • 2500 Lbs

Pressure Class

ASTM A182 Grade F304 Pipe Flange Markings

  • Manufacturers logo
  • ASTM standard
  • Origin of material
  • Pressure class
  • Grade
  • Sizes
  • Face type
Markings

304 Stainless Steel RTJ Flanges Approx Delivery time in UAE

  • 3-7 Days (from other country)
  • 1-3 Days (from UAE supplier)




Delivery

304 Stainless Steel Weld Neck Flange Dimension

SS 304 Flange Dimensions

NPS
(in.)		 Dia. of
Flange
(in.)		 Dia. of
Bolts
(in.)		 No.
of
Bolts		 Bolt
Circle
(in.)		 Dia. of
Bolt Holes
(in.)
1/2 3-1/2 1/2 4 2-3/8 0.62
1-1/2 5 1/2 4 3-7/8 0.62
1/4 3-3/8 1/2 4 2-1/4 0.62
1 4-1/4 1/2 4 3-1/8 0.62
2 6 5/8 4 4-3/4 0.75
2-1/2 7 5/8 4 5-1/2 0.75
3 7-1/2 5/8 4 6 0.75
3-1/2 8-1/2 5/8 8 7 0.75
3/4 3-7/8 1/2 4 2-3/4 0.62
4 9 5/8 8 7-1/2 0.75
5 10 3/4 8 8-1/2 0.88
6 11 3/4 8 9-1/2 0.88
10 16 7/8 12 14-1/4 1
12 19 7/8 12 17 1
14 21 1 12 18-3/4 1.12
18 25 1-1/8 16 22-3/4 1.25
20 27-1/2 1-1/8 20 25 1.25
24 32 1-1/4 20 29-1/2 1.38
Supplier of ASME SA182 UNS S30400 Lap Joint Flange According To AWWA and BS 10 Standard

304 Stainless Stee Flange Standards

  • UNI 2276
  • GOST 12820
  • ISO 7005
  • KS B1503
  • BS4504
  • NFE 29203
  • AS2129
  • AWWA C207
  • SABS 1123
  • BS 10
Stockist of ASTM A182 Gr F304 Socket Weld Flange Provide Tensile and Hardness Test

ASME SA182 UNS S30400 Lap Joint Flange Testings

  • Hardness Test
  • Hydrostatic Test
  • Bend Test
  • Chemical Analysis - Spectro Analysis
  • Flaring Test
  • Radiography Test
  • Eddy Current Testing
  • Sulfide Stress Corrosion Cracking (SSC), NACE TM 0177
  • Impact Test
  • Hydrogen-Induced Cracking (HIC) Test, NACE TM0284
  • Macro Test
  • Mechanical Testing Such as Tensile, Elongation, Reduction of Area
  • Micro Test
  • Pitting Resistance Test
  • Ultra Sonic Test (UT)
  • Intergranular Corrosion (IGC) Test
  • Dye Penetrant Test (DP Test)
  • Flattening Test
  • Positive Material Identification - PMI Testing

Various Types Of Stainless Steel 304 Flanges

Leading Stainless Steel 304 Flanges Supplier in India are available in Blind, Slip on, Weld Neck Flange

SUS 304 Weld Neck Flange

SUS 304 Weld Neck Flange

Stainless Steel 304 Orifice Flanges

Stainless Steel 304 Orifice Flanges

AISI 304 Forged Flange

AISI 304 Forged Flange

UNS S30400 Threaded Flange

UNS S30400 Threaded Flange

DIN 1.4301 Reducing Flange

DIN 1.4301 Reducing Flange

ASTM A182 F304 Lap Joint Flange

ASTM A182 F304 Lap Joint Flange

ASME SA182 F304 Weld Neck Flange

ASME SA182 F304 Weld Neck Flange

304 SS Plate Flanges

304 SS Plate Flanges

ASTM A182 Gr F304 Socket Weld Flange Pressure Ratings

Temperature °F Class 150 Class 300 Class 400 Class 600 Class 900 Class 1500 Class 2500
-20 to 100 275 720 960 1440 2160 3600 6000
300 205 540 720 1080 1620 2700 4500
500 170 465 620 930 1395 2330 3880
650 125 430 575 860 1290 2150 3580
700 110 425 565 850 1275 2125 3540
800 80 405 540 805 1210 2015 3360
950 35 380 510 765 1145 1910 3180
1000 20 320 430 640 965 1605 2675
1150 20 200 265 400 595 995 1655
1200 20 155 205 310 465 770 1285
1350 20 60 80 125 185 310 515
1400 20 50 65 95 145 240 400
1500 10 25 35 55 80 135 230

UNS S30400 Forged Flange Torque Chart

Size in Inches Number of Bolts Size in MM Bolt Diameter Torque
lbf.feet		 Bolt Stress
lbs/inch		 Torque
Nm
1 4 35 ½” 29 33,000 39
1 ½ 40 44 50,000 60
2 50 5/8” 86 117
3 80 86 117
4 8 100 69 40,000 93
6 150 ¾” 137 45,000 185
8 200 ¾” 137 45,000 185
10 12 250 7/8” 194 40,000 263
12 300 7/8” 194 40,000 263
14 350 1” 296 41,000 401
16 16 400 1” 289 40,000 392
18 16 450 1 1/8” 421 571
20 20 500 1 1/8” 421 571
24 20 600 1 ¼” 588 797

Stainless Steel 304 Flanges Weight Chart

Stainless Steel 304 Flanges Manufacturer in India offers a Excellent weight chart for flanges

Standard Class Bolt Size Bolt Circle Dia. Dia. of Bolt Hole Number of Bolts Dia.
AS4087 Flange PN14 Flange M12 67 14 4 95
ISO 7005 (DIN) Flange PN6 Flange M10 55 11 4 80
  PN16 Flange M12 65 14 4 95
  PN20 Flange M14 60.5 16 4 90
  PN40 Flange M12 65 14 4 95
ANSI B16.5 Flange ANSI 150 Flange 13 60 16 4 89
  ANSI 600 Flange 13 67 16 4 95
  ANSI 1500 Flange 19 83 22 4 121
AS 2129 Flange Table C Flange 13 67 14 4 95
  Table D Flange 13 67 14 4 95
  Table F Flange 13 67 14 4 95
  Table J Flange 16 83 17 4 114

DIN 1.4301 Weld Neck Flange Forging Process

Heating Furnance Size: 0.5M * 0.5M * 4M Press PULL DOWN (Approx capacity 4,000 TON)
Heat Treatment Furnance Size : 0.3M * 0.4M * 5M (CAR type)
Size: 4M * 4M * 5M (Oil & Water type)		 Ring Rolling Mill Stainless steel 304 Ring forging up to 2000 od

Din Number of 304 Stainless Steel Flange

DIN no (welding neck flanges) DIN 2633 , DIN 2631 , DIN 2632, DIN 2634, DIN 2635
DIN no ( Blind Flange ) DIN 2527
DIN no (lap joint flanges) DIN 2655, DIN 2641 ,DIN 2656, DIN 2642
DIN no (threaded flanges) DIN 2566
DIN no (flat flanges) DIN 2576, DIN 2573

A182 F304 SORF Flange Pressure and Standard

ASME/ ANSI flanges API Flanges
150LBS~2500LBS 150LBS~2500LBS
KS flanges JIS flanges
5K~30K 5K~30K
DIN Flanges
6BAR~40BAR

F304 Stainless Steel Plate Flanges Facing Types

Full name Short name Material
Ring joint flanges RTJ ASTM A182 grade 304 RTJ
Flat face flanges FF ASTM A182 F304 FF Blind
Male and female flanges M&F SA 182 grade 304 M&F
Raised face flanges RF SA 182 F304 SORF
Large and small tongue-and-groove flanges T&G Stainless steel 304 T&G, ASTM A182 F304
Lap joint flanges LJ Stainless steel 304 LJF

ASME SA182 F304 Blind Flange Welding Requirements

Property F304
Grade Symbol ASTM A182 F304
Recommended Preheat and Interpass Temperature NR (Not Required)
Electrodes E 308-15 or E 308-16
Post Weld Heat-Treatment Temperature 1900°F [1040°C] + WQ (Water Quench)
Material Type Austenitic Stainless Steels

SA 182 F304 Slip on Flange Benefits

  • Modifications are simple
  • No welding, No drilling
  • Environment-friendly
  • Appearance
  • Versatility and Strength
  • Corrosion Resistant
  • Easy Access
  • Fabrication time is short

ASME SA182 F304 Slip on Flange Threads

Supplier of Stainless Steel 304 Flanges provides various Threads

ASME SA182 F304 Slip on Flange Threads

AISI 304 Weld Flanges Heat Treatment

Property Value
Grade B / F304
Material Type Austenitic Stainless Steels
Heat Treat Type Solution treat and quench
Cooling Media Liquid
Quenching Cool Below 500°F [260°C]
Solutioning/ Austenitizing Temperature, Minimum or Range 1900°F [1040°C]

Corrosion Resistance Of ASTM A182 304 Forged Steel Flanges

Types Of Acid Acid Value
0.2% Hydrochloric Acid Boiling
65% Nitric Acid 212
85% Phosphoric Acid 176
80% Acetic Acid 212p

SS 304 Flange HSN Code

Product HSN Code
SS 304 Flanges 73072900

Stainless Steel 304 Flanges Temperature Range

Temperature Range 1399°C To 1454°C 2,550°F To 2,650°F

SUS 304 Hot Forged Flange

SUS 304 Hot Forged Flange

ASTM A182 F304 Equivalent

STANDARD UNS(North America) WERKSTOFF NR.(Russia) BS(United Kingdom) JIS(Japan) EN(Europe) GOST(Russia) AFNOR(France)
SS 304 S30400 1.4301 304S31 SUS 304 X5CrNi18-10 08Х18Н10 Z7CN18‐09

A182 F304 Mechanical Properties

Melting Point Density Yield Strength (0.2%Offset) Tensile Strength Elongation
1400 °C (2550 °F) 8.0 g/cm3 Psi – 30000 , MPa – 205 Psi – 75000 , MPa – 515 35 %

Physical Properties of SUS 304 Socket Weld Flange

Grade Elastic Modulus (GPa) Thermal Conductivity (W/m·K) Mean Coefficient of Thermal Expansion (μm/m/°C) Electrical Resistivity (nΩ·m) Specific Heat 0-100°C (J/kg·K)
at 100°C at 500°C 0-100°C 0-315°C 0-538°C
304 193 16.2 21.5 17.2 17.8 18.4 720 500

ASTM A182 F304 Chemical Composition

Stainless steel 304 forged flange Composition, %
Grade Si S Ni
ASTM A182 F304 1.0 0.03 8.0
11.0
Cr C P Mn
18.0
20.0		 0.08 0.045 2.0

Supplied Stainless Steel 304 Flanges to different Countries

Country Name Flag Country Name Flag
Algeria Algeria Nigeria Nigeria
Tunisia Tunisia South Africa South Africa
Kenya Kenya Angola Angola
Tanzania Tanzania Morocco Morocco
Egypt Egypt Ethiopia Ethiopia
Zambia Zambia Ghana Ghana