Stainless Steel 304 Flanges

Sizes in Stock

1/2" to 24"

Sizes Can Be
Manufacture

Up to DN1600

UNS Designation

UNS S30400

Werkstoff Number

WNR 1.4301

Tensile Strength

75000 Psi

Application

Marine

Environment

Salt Water

Standard

ASME B16.5 and ASME B16.47

EN 10204/3.1B Tested ASTM A182 F304 Blind Flange Manufacturer in India

Stainless Steel 304 Slip on Flange

SS 304 Wed Neck Flange

304 Stainless Steel Blind Flange

ASTM A182 F304 Socket Weld Flange

UNS S30400 Plate Flange

ASTM A182 F304 Specification

SS 304 Flange Manufacturing Sizes

½" to 24"
DN15 to DN1500
PN 2.5 to PN 400
Contact Stainless Steel 304 Flanges Manufacturer in India For Above 48"

304 Stainless Steel Flange Pressure Class

Class 125, Class 150
Class 300, Class 400
Class 600, Class 900
Class 1500, Class 2500

Flange SS 304 Faces

Ring Type Joint (RTJ)
Flat Face (FF)
Raised Face (RF)
T&G & M&F Face

American Standard of ASTM A182 F304

ASME B16.5
ASME B16.47
ASME B16.36
ASME B16.48

304 Flange Manufacturing Process

Forging
Plate
and Cast

A182 F304 Flange Thickness

Schedule 10/ 20/ 40
Schedule 60/ 80/ 120
Schedule 140/ 160/ 180

AISI 304 Flange Process

Forged and Drilling
Stamping and Milling
Turning and Rolled

SUS 304 Flange Threads

BSP/ FPT/ NPT
BSPT/ MPT (Female)
BSPP (Male) & MNPT (Male)

A182 F304 Material Surface Finish

Stock & Mirror Finish
Smooth & Serrated Finish
Cold Water Finish

ASTM A182 F304 Flange Bolts Hole

4 To 8
4 To 24
4 To 48

304 Stainless Steel Blind Flange Application

Petrochemical
Power Generation
Oil & Gas Plants

SS 304 Sorf Flange Packaging

Carton Box
Wooden Case
Plastic Bag (Or Custom)

A182 F304 Material Suitable Environment

Sulfuric Acid
Phosphoric Acid
Seawater

SS 304 Blind Flange Testing & Inspection

Tensile Test
Impact Test
Material Inspection

SS 304 Sorf With Hub Flange Connection

Welding
Threaded

European Standard of SS 304 Puddle Flange

EN 1092-1
EN 1092-2

SS 304 Slip On Flange Logistics

Canada: 45 Days
Mexico: 45 Days
Panama: 45 Days
Costa Rica: 45 Days

304 SS Slip On Flange Origin

Janpanese
American
Korean
European

German Standard

DIN 2501/ 2573
DIN 2502/ 2576
DIN 2543/ 2633

Japanese Standard of 304 SS Weld Neck Flange

JIS B2311
JIS B2312
JIS B2220

Shipping Time and Location

4 Inch, Class 150#, SCH 40 Socket Weld Flange
Borealis
Vienna, Austria

8 Inch, Class 150#, SCH 80 Plate Flange
PTT Global Chemical
Bangkok, Thailand

Save Costs By Buying From SS 304 Slip On Flange Supplier in Mumbai

ASTM A182 F304 Weld Neck Flange Price

1/2 Inch, SCH 40s, 300#

$60.26US $52.26 each

1 Inch, SCH 40s, 300#

$77.31US $68.66 each

1.5 Inch, SCH 40s, 300#

$110.12US $98.22 each

2 Inch, SCH 40s, 300#

$128.31US $108.28 each

2.5 Inch, SCH 40s, 300#

$169.54US $164.11 each

3 Inch, SCH 40s, 300#

$185.76US $178.19 each

4 Inch, SCH 40s, 300#

$261.89US $ 250.89 each

5 Inch, SCH 40s, 300#

$352.35US $ 345.35 each

6 Inch, SCH 40s, 300#

$442.06US $432.06 each

SS 304 Slip On Flange Price List

1 Inch, SCH 40, 150 LB

$26.79US $17.25 each

1.5 Inch, SCH 40, 150 LB

$38.79US $28.79 each

2 Inch, SCH 40, 150 LB

$43.66US $37.66 each

3 Inch, SCH 40, 150 LB

$94.13US $80.13 each

4 Inch, SCH 40, 150 LB

$135.91US $128.91 each

5 Inch, SCH 40, 150 LB

$163.36US $149.06 each

6 Inch, SCH 40, 150 LB

$181.74US $170.18 each

8 Inch, SCH 40, 150 LB

$201.92US $193.42 each

10 Inch, SCH 40, 150 LB

$269.01US $255.23 each

For Final SS 304 Slip On Flange Price List Please Drop an Email to sales@shikharsteel.com

SS 304 Forged Flange Thickness Chart

NPS	SCH 120	SCH 80	SCH 40	SCH 20	SCH 10
14	1.094	0.75	0.438	0.312	0.25
12	1	0.688	0.406	0.25	0.18
10	0.844	0.594	0.365	0.25	0.165
8	0.719	0.5	0.322	0.25	0.148
6	0.562	0.432	0.28	-	0.134
5	0.5	0.375	0.258	-	0.134
4	0.438	0.337	0.237	-	0.12
3	-	0.3	0.216	-	0.12
2 ½	-	0.276	0.203	-	0.12
2	-	0.218	0.154	-	0.109
½	-	0.147	0.109	-	0.083
¾	-	0.154	0.113	-	0.083
1	-	0.179	0.133	-	0.109
1 ½	-	0.2	0.145	-	0.109

Stainless Steel 304 Flanges Tensile Requirements

Tensile Strength (MPa)	Tensile Strength (KSI)
515	75

Can 304 Stainless Steel Flange Be Welded?

Purchase UNS S30400 Forged Flange in Class 150 to 2500 for Oil Refineries

304 Stainless Steel Flange Pressure Rating

Temp. °F	2500# psi	1500# psi	900# psi	600# psi	400# psi	300# psi	150# psi
900	3240	1945	1165	780	520	390	50
850	3300	1980	1190	790	530	395	65
800	3380	2030	1215	810	540	405	80
750	3440	2065	1240	825	550	415	95
700	3520	2110	1265	845	565	420	110
650	3600	2160	1295	865	575	430	125
600	3680	2210	1325	885	590	440	140
500	3880	2330	1395	930	620	465	170
400	4140	2485	1490	995	660	495	190
300	4480	2690	1615	1075	715	540	205
200	5000	3000	1800	1200	800	600	230
-20 - 100	6000	3600	2160	1440	960	720	275

SS 304 Flanges Finish Types

Mirror finish

Cold water finish

Serrated finish

Smooth finish

Concentric serrated

Spiral serrated

Corrosion Resistance Of UNS S30400 Flange

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

A182 F304 Material Temperature Range

Temperature Range (°F)	Temperature Range (°C)
2550 - 2650	1399 - 1454

What Maintenance Do A182 F304 Pipe Flange Require?

Carry Stock of WNR 1.4301 Socket Weld Flange in RTJ/RF/FF Face Types at Wholesale Prices

Applications Of SS 304 Blind Flange

Marine Engineering

Petrochemical Industry

Water Treatment

Chemical Processing

Check 304 SS Weld Neck Flange Dimensions and Weight Chart as per ASME B16.5

SS 304 Flange Weight Chart

Nominal Size		Weight (Kg)
DN (mm)	NPS (Inches)	Blind	SOW SW	WN
600	24	185.0	86.9	115
500	20	122.0	61.9	84.5
450	18	93.7	48.9	68.3
400	16	76.1	44.8	60.6
350	14	58.1	34.6	48.4
300	12	43.2	26.2	36.5
250	10	28.6	16.5	24
200	8	19.6	12.1	17.6
150	6	11.3	7.5	10.6
125	5	8.6	6.1	8.6
100	4	7.0	5.3	6.8
90	3 1/2	6.2	4.8	6.1
80	3	4.9	3.9	4.9
65	2 1/2	3.9	3.3	4.1
50	2	2.4	2.1	2.6
40	1 1/2	1.5	1.3	1.7
32	1 1/4	1.2	1	1.3
25	1	0.9	0.8	1
20	3/4	0.6	0.6	0.7
15	1/2	0.4	0.4	0.5

SS 304 SORF Flange Dimensions

Size (mm)	Size (Inch)	Weight (kg)	O.D	Flange Thick.	RF Height	RF Dia.	Hub O.D	Flange Length
-	-	-	A	B	F	E	C	D
600	24	100	815	46.1	2	692.2	663	81
500	20	75	700	41.3	2	584.2	559	71
450	18	59	635	38.1	2	533.4	505	67
400	16	54	595	35	2	469.9	457	62
350	14	41	535	33.4	2	412.8	400	56
300	12	29	485	30.2	2	381	365	54
250	10	19.5	405	28.6	2	323.8	305	48
200	8	13.7	345	27	2	269.9	246	43
150	6	8.6	280	23.9	2	215.9	192	38
125	5	6.8	255	22.3	2	185.7	164	35
100	4	5.9	230	22.3	2	157.2	135	32
90	3 1/2	5	215	22.3	2	139.7	122	30
80	3	3.7	190	22.3	2	127	108	29
65	2 1/2	3.2	180	20.7	2	104.8	90	27
50	2	2.3	150	17.5	2	92.1	78	24
40	1 1/2	1.4	125	15.9	2	73	65	21
32	1 1/4	1.4	115	14.3	2	63.5	59	19
25	1	0.9	110	12.7	2	50.8	49	16
20	3/4	0.9	100	11.2	2	42.9	38	14
15	1/2	0.8	90	9.6	2	34.9	30	14

A182 F304 Equivalent

UNS

S30400

JIS (Japan)

SUS 304

EN (Europe)

X5CrNi18-10

AFNOR (France)

Z7CN18-09

BS (England)

304S31

WNR (Russia)

1.4301

ASTM A182 F304 Chemical Composition

Nickel

8.0 - 11.0%

Sulfur

0.030%

Carbon

0.08% max

Phosphorus

0.045% min

Nitrogen

0.10%

Manganese

2.00% max

Chromium

18.0-20.0%

Silicon

1.00% max

ASTM A182 F304 Flange Heat Treatment

Properties	Values
Tempering, Temperature, °F (°C), Min	^B
Heat Treat Type	solution treat and quench
Austenitizing/Solutioning Temperature, Minimum or Range, °F (°C)^	1900 (1040)
cooling Media	liquid^E
Quenching Cool Below °F (°C)	500 (260)

304 Flange Physical Properties

Electrical Resistivity	Melting Point	Thermal Conductivity	Density
0.072 Ω·m	1400 - 1450°C	16.2 W/m·K	7.93 g/cm³

ASTM A182 F304 Mechanical Properties

Tensile Strength

515 MPa

Yield Strength

205 MPa

Elongation

30%

Hardness (Brinell)

210 HB

Types Of Stainless Steel 304 Flanges for Petrochemical

ASTM A182 F304 Blind Flange

SUS 304 Slip On Flange

ASTM F304 Socket Weld Flange

F304 Stainless Steel Weld Neck Flange

SA182 F304 Plate Flanges

A182 Grade F304 Lap Joint Flange

ASTM A182 Gr F304 Long Neck Flanges

SA A182 F304 Threaded Flange

Inox 304 Orifice Flange

ASME SA182 F304 Spectacle Blind Flanges

SA 182 Gr F304 Reducing Flange

UNS S30400 Puddle Flanges

Top 12 Advantages to Choose Shikhar Steel

NACE Certified Metal Forging Company in India Having Factory of 5,850 Square Feet in Mumbai.
Since 2014, PED Approved Fittings Manufacturer as per ANSI B16.9.
Indian Oil Approved High Temperature Pipe Fittings Supplier in UAE, Russia, Qatar, Brazil, Oman and Spain.
Custom Size Weld Fittings Comes with MTC 10204 Type 3.1/3.2 Suitable for Chemical and Marine Environments.
Over 250 Traders and Fabricators in Middle East and European Countries Import Prime Quality BLRF, SORF, WNRF and SWRF Flange Because Our Material is Accepted in ADNOC and Saudi Armco.
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Supplying Large Diameter Elbow, Tee and Reducer to Wholesalers and Stockists in Al Jubail, Dubai, Seoul and Johannesburg at Resale Price.
Also Keep Custom Specification and Sizes Ex Stock With Stockholders in Bahrain, Belgium and Europe for Urgent Requirements Replacement Situations.
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