Stainless steel 304 flanges | A182 F304 WNRF Flange manufacturer

SS 304 Flanges and ASTM A182 F304 Flanges Manufacturer In India

Stainless Steel 304 Flanges Specifications

SA 182 F304 Weld Neck Flange and Inox 304 Forged Flange can range from ½ inches to 48 inches in size and thickness

Table of Content

Stainless Steel 304 Flanges Specification
304 Stainless Steel Flanges price list
Types Of Stainless Steel 304 Flanges
SS 304 Flanges Dimensions
ASTM A182 F304 Flanges Chemical Composition
SA 182 F304 Weld Neck Flange Mechanical Properties
Inox 304 Forged Flange Equivalent Grade
SS 304 Forged Flange physical properties
ASTM A182 F304 Flanges pressure rating
Heat resistance of SS 304 threaded flange
A182 F304 Flange facing finish imperfections

Stainless Steel 304 Flanges Specification

Size range	Schedule	PN pressure classes
1/2″ to 48″	SCH 5 to SCH XXS	PN6 PN25 PN40 PN64 PN10 PN16
ASTM & ASME (American standard)	Inox 304 forged flange surfaces	Dimensional standard for Stainless Steel 304 Flanges
ASTM A182 ASME SA182	Stock Finish Smooth Finish Spiral Serrated Concentric Serrated	ASME B16.5 MSS SP-44 DIN 2533 ASME B16.36 ASME B16.47
Pressure Class	JIS / EN1092-1 standard	ASTM A182 F304 Flanges manufacturing technique
Class 150 Class 300 Class 600 Class 900 Class 1500 Class 2500	JIS: 5K -30K EN1092-1: 6Bar / 10Bar / 16Bar / 25Bar / 40Bar / 63Bar / 100Bar	Casting Forging
Origin	Flange threads	SA 182 F304 Flange Surface treatment
Indian Japan USA Korean	NPT BSP BSPP BSPT	Raw Black Double Coating Customized Hot-dip Galvnized Powder-coat
Types of 304 stainless steel flanges	Testing of UNS S30400 flanges	Heat Treatment
Alloy 304 WN flange 304 stainless steel BLRF flange A182 gr F304 spectacle blind flange AISI 304 WNFF flange Stainless steel 304 pipe flange SUS 304 SWRF flanges SA 182 F304 threaded flange ASME SA182 F304 lap joint flange UNS S30400 RTJ flange Inox 304 SWFF flange 304 SS orifice flange SS 304 SOFF flange ASTM A182 F304 SORF flange AISI 304 BLFF flanges DIN 1.4301 WNRF flanges 304 SS SO flange	Chemical composition Magnetic Particle Examination 100% Radiography Tested Mechanical properties Ultrasonic test Surface roughness Metallographic inspection Inspection of appearance	Normalizing Annealing Quenching Tempering
Connection type	Identification Markings	Packing
Raised Face (RF) Lap Joint Face (LJ) Small Male Female Flat Face (FF) Large Male Female Ring Type Joint (RTJ)	Manufacturer logo / name Temperature Material Pressure Ratings Standard Size	Plywood cases Pallets Nylon bags

304 Stainless Steel Flanges price list

Product	Price
A182 GR.F304 WN RF Flange, 150#, SCH 10S	US $9.83 per kg
A182 F304 SW RF Flange, 300#, SCH 40S	US $2.90 per kg
ASTM A182 GR.F304 WN RF Flange, 300#, SCH 40S	US $1.55 per kg

Types Of Stainless Steel 304 Flanges

A182 F304 Forged Flange

Inox 304 Slip on Flange

Stainless Steel 304 Blind Flange

SUS 304 Weld Neck Flanges

DIN 1.4301 Plate Flange

ASTM A182 Grade F304 Lap Joint Flange

A182 F304 Threaded Flange

A182 Gr F304 Ring and Spacer

304 SS Spectacle Blind Flange

SUS 304 Long weld neck flange

SA182 F304 Reducing Flange

304 SS Expander Flange

AISI 304 Socket Weld Flange

SA182 Gr F304 RTJ Flanges

ASTM A182 Grade F304 Ring Joint Flanges

SA182 F304 BLRF Flanges

A182 Gr F304 SORF Flanges

ASTM A182 F304 Raised Face Flange

DIN 1.4301 Tongue and groove flange

AISI 304 WNRF Flanges

ASTM A182 F304 SWRF Flanges

UNS S30400 Flat Face Flanges

Inox 304 Pipe Flanges

SA182 F304 Exhaust flanges

Class 150 SA182 F304 flanges

Class 300 304 SS flange

Class 600 304 Stainless Steel pipe flanges

Class 900 SA182 Gr F304 flanges

Class 1500 UNS S30400 plate flange

Class 2500 304 Stainless Steel flanges

Check forging process of SA 182 304 Ring Type Joint Flange as per ANSI/ASME B16.5 standards

SS 304 Flanges Dimensions

Dimensions of A105 SWRF flanges

Nominal Size	Outside Diameter (OD)	Bore Diameter (B)	No. of Bolt Holes	Bolt Hole Diam.	Bolt Circle (BC)	Thickness (T)	Hub Length (L)	Hub Diam. (H)	Lap Radius ( R )	Approx. Weight (lbs)
1	4.25	1.38	4	0.625	3.13	0.563	0.688	1.938	0.13	2
1 1/4	4.68	1.72	4	0.625	3.50	0.625	0.813	2.312	0.19	3
1 1/2	5.00	1.97	4	0.625	3.88	0.688	0.875	2.563	0.25	3
2	6.00	2.46	4	0.750	4.75	0.750	1.000	3.063	0.31	5
2 1/2	7.00	2.97	4	0.750	5.50	0.875	1.125	3.563	0.31	7
3	7.50	3.60	4	0.750	6.00	0.938	1.188	4.250	0.38	8
3 1/2	8.50	4.10	8	0.750	7.00	0.938	1.250	4.812	0.38	11
4	9.00	4.60	8	0.750	7.50	0.938	1.312	5.312	0.44	13
5	10.00	5.69	8	0.875	8.50	0.938	1.438	6.438	0.44	15
6	11.00	6.75	8	0.875	9.50	1.000	1.562	7.562	0.50	18
8	13.50	8.75	8	0.875	11.75	1.125	1.750	9.688	0.50	30
10	16.00	10.92	12	1.000	14.25	1.188	1.938	12.000	0.50	42
12	19.00	12.92	12	1.000	17.00	1.250	2.188	14.375	0.50	64
14	21.00	14.19	12	1.125	18.75	1.375	2.250	15.750	0.50	90
16	23.50	16.19	16	1.125	21.25	1.438	2.500	18.000	0.50	98
18	25.00	18.20	16	1.250	22.75	1.562	2.688	19.875	0.50	125
20	27.50	20.25	20	1.250	25.00	1.688	2.875	22.000	0.50	160
24	32.00	24.25	20	1.375	29.50	1.875	3.250	26.125	0.50	212
30**	38.75	30.25	28	1.375	36.00	2.125	3.500	32.750	0.50	305
36**	46.00	36.25	32	1.625	42.75	2.375	3.750	39.250	0.50	440

Refer chemical composition of 304 Stainless Steel Flanges which includes Threaded, Lapped joint Flange

ASTM A182 F304 Flanges Chemical Composition

Grade	C	Mn	Si	P	S	Cr	Mo	Ni	N
304	0.07 max	2.0 max	0.75 max	0.045 max	0.03 max	min: 18.0 max: 20.0		min: 8.0 max: 10.5

SA 182 F304 Weld Neck Flange Mechanical Properties

Grade	Tensile Strength ksi (min)	Yield Strength 0.2% ksi (min)	Elongation %	Hardness (Brinell) MAX	Hardness (Rockwell B) MAX
304	75	30	40	201	92

Inox 304 Forged Flange Equivalent Grade

Grade	UNS	WNR.	AFNOR	EN	JIS	BS	GOST
304	S30400	1.4301	Z7CN18‐09	X5CrNi18-10	SUS 304	304S31	08Х18Н10

SS 304 Forged Flange physical properties

Grade	Density (kg/m3)	Thermal Conductivity(W/m.K)		Mean Coefficient of Thermal Expansion (m/m/0C)			Elastic Modulus (GPa)	Electrical Resistivity (n.m)	Specific Heat 0-1000C(J/kg.K)
Grade	Density (kg/m3)	at 1000C	at 5000C	0-1000C	0-3150C	0-5380C	Elastic Modulus (GPa)	Electrical Resistivity (n.m)	Specific Heat 0-1000C(J/kg.K)
304	8000	16.2	21.5	17.2	17.8	18.4	193	720	500

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ASTM A182 F304 Flanges pressure rating

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

Heat resistance of SS 304 threaded flange

Heat resistance	above 500°C to 800°C

A182 F304 Flange facing finish imperfections

NPS	B	A
1/2	1.5	3.0
3/4	1.5	3.0
1	1.5	3.0
1-1/4	1.5	3.0
1-1/2	1.5	3.0
2	1.5	3.0
2-1/2	1.5	3.0
3	1.5	4.5
3-1/2	3.0	6.0
4	3.0	6.0
5	3.0	6.0
6	3.0	6.0
8	4.5	8.0
10	4.5	8.0
12	4.5	8.0
14	4.5	8.0
16	4.5	10.0
18	6.0	12.0
20	6.0	12.0
22	6.0	12.0
24	6.0	12.0