ASTM A182 F91 Flanges | SA 182 Gr F91 Type 2 and 1 Compositon

Table of Content

ASTM A182 F91 Flanges Specification
Size Chart of ASTM A182 F91 Flanges
Weight of ASTM A182 Grade F91 Type 1 Puddle Flange
Dimensions Of SA 182 F91 Slip On Flanges
F91 Alloy Steel Exhaust Flanges Face Types
Equivalent Grades of A182 F91 Header Flanges
Pressure Rating of SA 182 F91 Weld Neck Flanges
ASTM A182 F91 Alloy Steel Lap Joint Flange Types
Chemical Composition of ASTM A182 F91 Exhaust Flanges
F91 Steel Weld Neck Flanges Mechanical Properties
Application of ASTM A182 F91 Flanges

Premium Quality ASME SA 182 Grade F91 Type 2 Blind and Weld Neck Flange Manufacturer in India

ASTM A182 F91 Flanges Specification

ASTM A182 F91 Blind Flanges

NPS: ½” NB – 48″ NB
SCH: 10 To XXS
Class:150 LBS to 2500 LBS

ASTM A182 Grade F91 Type 2 Pipe Puddle Flange Manufacturing Process

Rolling/Cutting
Forging
Casting

ASTM A182 F91 Blind Flanges Connection Type

Bolted
Threaded
Welded

ASTM A182 Grade F91 Type 2 Exhaust Flanges Origin

European
Indian
Japan, Korean

SA182F91 Threaded Flanges Face

SA 182 F91 Lap Joint Flange Threads

BSPP
BSPT
NPT
FNPT
MNPT

F91 steel Header Flanges Meet Requirement

Sour Service
NACE MR0103/MR0175
ISO 15156

ASTM A182 F91 Blind Flanges Application

Waterworks Systems
Power Plants Industry
Oil And Gas Industry
Nuclear Power Application

ASTM A182 F91 Alloy Steel Exhaust Flanges Standards

ASME SA 182 | ASTM A182
ASME B16.5
MSS SP44
ASME B16.47 Series A & B

ASTM A182 F91 steel Puddle Flange Types

Lap Joint
Weld Neck
Socket Weld
Blind
Slip On

F91 Alloy Steel Exhaust Flanges Supporting Material

Ring Joint
Flange Bolts
Gaskets

ASTM A182 F91 steel Weld Neck Flanges

F1 , F5
F9 , F11
F22 , F91

ASTM A182 Grade F91 Type 1 Weld Neck Flanges Finish

Mirror
Concentric/Spiral
Serrated
Smooth

SA 182 F91 Threaded Flanges Testing

Tensile
Hardness
PMI
Pressure

Top UNS K90901 Slip On and Socket Weld Flange Supplier in Mumbai With Custom Range Of Sizes

Size Chart of ASTM A182 F91 Flanges

ASTM A182 F91 Flanges Manufacturer in India in Various Sizes With Varying Surface Finishes And Threads

Nominal Pipe Size (NPS) In (IN.)	Class 150 Of As Per ASME B16.5
Nominal Pipe Size (NPS) In (IN.)	Bolt Circle (B.C.) In (IN.)	Flanges Dia In (IN.)	Bolt Holes (B.H.) Dia In(IN.)	Bolt Dia In (IN.)	Bolts No.
3-1/2	7	8-1/2	0.75	5/8	8
12	17	19	1	7/8	12
3	6	7-1/2	0.75	5/8	4
24	29-1/2	32	1.38	1-1/4	20
1/4	2-1/4	3-3/8	0.62	1/2	4
20	25	27-1/2	1.25	1-1/8	20
1/2	2-3/8	3-1/2	0.62	1/2	4
18	22-3/4	25	1.25	1-1/8	16
10	14-1/4	16	1	7/8	12
2-1/2	5-1/2	7	0.75	5/8	4
3/4	2-3/4	3-7/8	0.62	1/2	4
16	21-1/4	23-1/2	1.12	1	16
4	7-1/2	9	0.75	5/8	8
1	3-1/8	4-1/4	0.62	1/2	4
6	9-1/2	11	0.88	3/4	8
14	18-3/4	21	1.12	1	12
5	8-1/2	10	0.88	3/4	8
1-1/4	3-1/2	4-5/8	0.62	1/2	4
8	11-3/4	13-1/2	0.88	3/4	8
1-1/2	3-7/8	5	0.62	1/2	4
2	4-3/4	6	0.75	5/8	4

Weight of ASTM A182 Grade F91 Type 1 Puddle Flange

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

Dimensions Of SA 182 F91 Slip On Flanges

NPS	H For (Hight)	No. Of Bolt Hole (B.H.)	(Inside Dia) For I.D.	RF For (Raised Face)	Bolts Holes For (B.C.)	O.D. For (Outside Dia)	Flat Face (FF) (Thick2)	B.C. For (Circle Bolt)	Thick1	Raised (R)	Raised Face Wall Thick
24	26.12	20	24.25	.063	1.38	32.00	3.19	29.50	1.82	27.25	3.25
1/2	1.19	4	0.88	.063	.62	3.50	.56	2.38	.38	1.38	.62
22	24.25	20	22.22	.063	1.38	29.50	3.07	27.25	1.75	25.25	3.13
3/4	1.50	4	1.09	.063	.62	3.88	.56	2.75	.44	1.69	.62
20	22.00	20	20.20	.063	1.25	27.50	2.83	25.00	1.63	23.00	2.88
1	1.94	4	1.36	.063	.62	4.25	.63	3.12	.50	2.00	.69
18	19.88	16	18.18	.063	1.25	25.00	2.63	22.75	1.50	21.00	2.69
1-1/4	2.31	4	1.70	.063	.62	4.62	.75	3.50	.56	2.50	.81
8	9.69	8	8.72	.063	.88	13.50	1.69	11.75	1.06	10.62	1.75
16	18.00	16	16.16	.063	1.12	23.50	2.44	21.25	1.38	18.50	2.50
3-1/2	4.81	8	4.07	.063	.75	8.50	1.19	7.00	.88	5.50	1.25
1-1/2	2.56	4	1.97	.063	.62	5.00	.82	3.88	.62	2.88	.88
6	7.56	8	6.72	.063	.88	11.00	1.50	9.50	.94	8.50	1.56
14	15.75	12	14.14	.063	1.12	21.00	2.19	18.75	1.32	16.25	2.25
2	3.06	4	2.44	.063	.75	6.00	.94	4.75	.69	3.62	1.00
5	6.44	8	5.66	.063	.88	10.00	1.38	8.50	.88	7.31	1.44
12	14.38	12	12.88	.063	1.00	19.00	2.13	17.00	1.19	15.00	2.19
2-1/2	3.56	4	2.94	.063	.75	7.00	1.06	5.50	.82	4.12	1.12
4	5.31	8	4.57	.063	.75	9.00	1.25	7.50	.88	6.19	1.31
10	12.00	12	10.88	.063	1.00	16.00	1.88	14.25	1.13	12.75	1.94
3	4.25	4	3.57	.063	.75	7.50	1.13	6.00	.88	5.00	1.19

Keep Wide Range of ASTM A182 Gr F91 Type 1 Pipe Flanges in Different Face Types like FF, RF, RTJ etc. Refer Equivalent/Compositon

F91 Alloy Steel Exhaust Flanges Face Types

Faces Type
Male and Female (M&F)
Lap Joint
Tongue-and-Groove (T&G)
Raised Face (RF)
Ring Joint (RTJ)
Flat Face (FF)

Equivalent Grades of A182 F91 Header Flanges

STANDARDS	Trade Name	WERKSTOFF NR.	DIN	UNS
F91 Alloy Steel	9Cr-1Mo-V	1.4903	X 10 CrMoVNb 9 1	K90901

Get Unmatched Quality F91 Alloy Steel Threaded and Lap Joint Flange With Pressure Rating From 150 to 2500#

Pressure Rating of SA 182 F91 Weld Neck Flanges

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

ASTM A182 F91 Alloy Steel Lap Joint Flange Types

Manisha Steel Centre ISO Certified ASTM A182 F91 Flanges Supplier in India Continue To Feature Various Finishes And Pressure Ratings.

ASTM A182 F91 Alloy Steel Socket Weld Flanges

A182 F91 Threaded Flanges

SA 182 F91 Lap Joint Flange

F91 steel Header Flanges

ASTM A182 Grade F91 Type 1 Puddle Flange

ASTM A182 F91 Steel Weld Neck Flanges

ASTM A182 F91 Blind Flanges

ASTM A182 Grade F91 Type 2 Slip On Flange

Committed SA 182 Gr F91 Forged Flanges Exporter in India For Urgent Need, Refer F91 Chemical Composition and Equivalent

Chemical Composition of ASTM A182 F91 Exhaust Flanges

Grade	P	Mo	C	Cr	Mn	S	Si
Alloy Steel F91	0.03	0.9-1.1	0.15 max	8-10	0.3-0.6	0.03	0.5-1.0

F91 Steel Weld Neck Flanges Mechanical Properties

Grade	Elongation (min) in 50mm	Yield Strength 0.2% Proof (min)	Tensile Strength (min )
ASTM A182 Grade F91	20%	585 MPa	415 MPa

Application of ASTM A182 F91 Flanges

Construction
Petrochemical Industry
General Structural Purposes
Ship Building
Power Generation Industries
Sugar Industries
Oil And Gas Industry

ASTM A182 F91 Flanges Delivery Time As Per Location

Changes in Price Extra 5 %
Export to	Shipping Time In Days
Poland	45
Vietnam	10
Azerbaijan	30-45
Nepal	7
Egypt	18
Netherland	7
Turkey	21
Bangladesh	Dec-15
Libya	45-60
Kazakhstan	45-60
Belgium	45
Nigeria	30
Finland	45
Norway	45
Germany	20

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