Stainless Steel 904L Flanges, ASTM A182 F904L Blind Flanges Sizes

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ASTM A182 F904L Blind Flanges

SS 904L Slip On Flange

WNR 1.4539 Weld Neck Flanges

ASTM A182 F904L Blind Flanges Manufacturer in India, As Per ANSI B16.5

Stainless steel 904L Flanges Specification

Table of Content

Stainless steel 904L Flanges Specifications
SS 904L Blind Flanges Dimensions Chart
Most Common Types ASTM A182 F904L Threaded Flange
Stainless Steel 904L Flange Size Chart
SUS 904L Plate Flange Documentation
UNS N08904 Weld Neck Flange Weight Chart
ASTM A182 F904L Threaded Flange Face Type
INOX 904L Orifice Flanges Testing
AISI 904L Threaded Flange Types
904L Stainless Steel Ring Type Joint Flange Physical Properties
Mechanical Properties of WNR 1.4539 Male and Female Flange
ASTM A182 F904L Flat Face Flange HS Code
SS 904L Blind Flanges Equivalent Grades
Thermal Composition of Stainless Steel 904L Hydraulic Sae Flanges
What Is The Range Of Hardness For Stainless Steel 904L Flanges?
Stainless Steel 904L Flanges Applications
SS 904L Blind Flanges Manufacturing Process
AISI 904L Lap Joint Flanges Surface Finish
What factors should I consider when selecting the appropriate gasket material for use with 904L stainless steel flanges?

Stainless steel 904L Flanges Specifications

SS 904L Blind Flanges Sizes

NPS: 1/2 to 48"
SCH: Sch 5 to XXS
Custom

UNS N08904 Weld Neck Flange Types

Weld Neck, Blind
Slip On, Socket Weld

WNR 1.4539 Socket Weld Flange Standards

ASTM : A182
ASME : SA182

ASTM A182 F904L Threaded Flange Threads

BSPT, FNPT, BSPP
NPT, MNPT

SUS 904L Plate Flange Wall Thickness

SCH 160/ 180
SCH 120/ 140
SCH 10/ 20/ 40
SCH 60/ 80/ 100

AISI 904L Lap Joint Flanges Pressure Class

125 To 150#
300 To 400#
1500 To 2500#
600 To 900#

INOX 904L Orifice Flanges Process

Rolling
Casting
Cutting
Forging

904L Stainless Steel Ring Type Joint Flange Testing

PMI
Hardness test
Pressure
Tensile

ASTM A182 UNS N08904 Spectacle Blind Flanges Face

Stainless Steel 904L Long Weld Neck Flange Testing Facility

Hydro test
X-ray Detector
NDT

SS 904L Raised Face Flange Supporting Material

Ring Joint
Gasket
Flange Bolts

UNS N08904 Tongue and Groove Flange Density

0.287(lbs/in³)
7.95(g/cm³)

WNR 1.4539 Male and Female Flange Finish

Spiral
Smooth
Mirror
Serrated, Concentric

ASTM A182 F904L Flat Face Flange Marking

Sizes
Face type
Pressure class
ASTM/ ASME standard
Origin of material

SUS 904L Reducing Flange Origin

Portugal
Hungary
Slovakia
Austria

AISI 904L Square Flange Value Added Service

Polishing, Threading
MTR’s Available
Minor Fabrication
Heat Treatment

Trusted Supplier of SS 904L Slip On Flange in Mumbai With Excellent Formability

High Melting Point
Easy to Weld
Corrosion Resistance
Formability
Easy Maintenance
Strength and Durability

SS 904L Blind Flanges Dimensions Chart

Standard	Class	Dia.	Bolt Circle Dia.	Number of Bolts	Bolt Size	Dia. of Bolt Hole
AS4087	PN14	95	67	4	M12	14
ISO 7005 (DIN) Flange	PN6	80	55		M10	11
	PN10	95	65		M12	14
	PN16	95	65		M12	14
	PN20	90	60.5		M14	16
	PN25	95	65		M12	14
	PN40	95	65		M12	14
ANSI B16.5	ANSI 150	89	60		13	16
	ANSI 300	95	67
	ANSI 600	95	67
	ANSI 900	121	83		19	22
	ANSI 1500	121	83		19	22
AS 2129 Flange	Table C	95	67		13	14
	Table D	95	67
	Table E	95	67
	Table F	95	67
	Table H	114	83		16	17
	Table J	114	83		16	17

Most Common Types ASTM A182 F904L Threaded Flange

Stainless Steel 904L Slip On Flange

SS 904L Blind Flanges

UNS N08904 Weld Neck Flange

WNR 1.4539 Socket Weld Flange

ASTM A182 F904L Threaded Flange

SUS 904L Plate Flange

AISI 904L Lap Joint Flanges

INOX 904L Orifice Flanges

904L Stainless Steel Ring Type Joint Flange

ASTM A182 UNS N08904 Spectacle Blind Flanges

Stainless Steel 904L Long Weld Neck Flange

SS 904L Raised Face Flange

UNS N08904 Tongue and Groove Flange

WNR 1.4539 Male and Female Flange

ASTM A182 F904L Flat Face Flange

SUS 904L Reducing Flange

AISI 904L Square Flange

INOX 904L Puddle Flange

904L Stainless Steel High Hub Blind Flange

ASTM A182 UNS N08904 Anchor Flange

Stainless Steel 904L Hydraulic SAE Flanges

Get WNR 1.4539 Weld Neck Flanges With Size Ranging From 1/2 to 48" , Refer Size Chart

NP Size	OD	Thickness	Dia. Hub	Depth of Socket	Radius of Fillet
NP Size	O	Q	H	Z	r
2	6	3/4	2.38	11/16	5/16
1-1/4	4-5/8	5/8	1.66	9/16	3/16
1	4-1/4	9/16	1.32	1/2	1/8
3/4	3-7/8	1/2	1.05	7/16	1/8
1/2	3-1/2	7/16	.84	3/8	1/8
1-1/2	5	11/16	1.90	5/8	1/4

Stainless Steel 904L Flange Size Chart

Nominal Sizes	O. Dia. (O.D.)	Dia. of Raised Face	Length Thru Hub			Bore		Thickness of Flange	Radius of Fillet	Dia. of Hub at Bevel	Dia. of Hub at Base	Depth of Socket
	O. Dia. (O.D.)	Dia. of Raised Face	Lap Joint	Slip-On Threaded Socket	Welding Neck	Lap Joint	Slip-on Socket	Thickness of Flange	Radius of Fillet	Dia. of Hub at Bevel	Dia. of Hub at Base	Depth of Socket
	O	R	Y	Y	Y	B	W	Q	r	H	X	Z
1-1/2in	5	2-7/8	7/8	7/8	2-7/16	1.97	1.95	11/16	1/4	1.90	2-9/16	5/8
2in	6	3-5/8	1	1	2-1/2	2.46	2.44	3/4	5/16	2.38	3-1/16	11/16
3in	7-1/2	5	1-3/16	1-3/16	2-3/4	3.60	3.57	15/16	3/8	3.50	4-1/4	13/16
4in	9	6-3/16	1-5/16	1-5/16	3	4.60	4.57	15/16	7/16	4.50	5-5/16	15/16
1/2in	3-1/2	1-3/8	5/8	5/8	1-7/8	.90	.88	7/16	1/8	.84	1-3/16	3/8
16in	23-1/2	18-1/2	3-7/16	2-1/2	5	16.19	16.16	1-7/16	1/2	16.00	18	1-3/4
12in	19	15	2-3/16	2-3/16	4-1/2	12.92	12.88	1-1/4	1/2	12.75	14-3/8	1-9/16
1in	4-1/4	2	11/16	11/16	2-3/16	1.38	1.36	9/16	1/8	1.32	1-15/16	1/2
14in	21	16-1/4	3-1/8	2-1/4	5	14.18	14.14	1-3/8	1/2	14.00	15-3/4	1-5/8
18in	25	21	3-13/16	2-11/16	5-1/2	18.20	18.18	1-9/16	1/2	18.00	19-7/8	1-15/16
3/4in	3-7/8	1-11/16	5/8	5/8	2-1/16	1.11	1.09	1/2	1/8	1.05	1-1/2	7/16
6in	11	8-1/2	1-9/16	1-9/16	3-1/2	6.75	6.72	1	1/2	6.63	7-9/16	1-1/16
10in	16	12-3/4	1-15/16	1-15/16	4	10.92	10.88	1-3/16	1/2	10.75	12	1-5/16
8in	13-1/2	10-5/8	1-3/4	1-3/4	4	8.75	8.72	1-1/8	1/2	8.63	9-11/16	1-1/4
3-1/2in	8-1/2	5-1/2	1-1/4	1-1/4	2-13/16	4.10	4.07	15/16	3/8	4.00	4-13/16	7/8
1-1/4in	4-5/8	2-1/2	13/16	13/16	2-1/4	1.72	1.70	5/8	3/16	1.66	2-5/16	9/16
5in	10	7.5/16	1-7/16	1-7/16	3-1/2	5.69	5.66	15/16	7/16	5.56	6-7/16	15/16
2-1/2in	7	4-1/8	1-1/8	1-1/8	2-3/4	2.97	2.94	7/8	5/16	2.88	3-9/16	3/4
20in	27-1/2	23	4-1/16	2-7/8	5-11/16	20.25	20.20	1-11/16	1/2	20.00	22	2-1/8
24in	32	27-1/4	4-3/8	3-1/4	6	24.25	24.25	1-7/8	1/2	24.00	26-1/8	2-1/2

SUS 904L Plate Flange Documentation

ASTM A182 UNS N08904 Socket Weld Flange With Pressure Class Range From 150 to 2500 LBS

Property	Value
Temperature °F	2500#	150#	600#	900#	1500#	300#	400#
1050	1656	21	401	596	996	201	266
1100	6001	276	1441	2161	3601	721	961
1150	2676	21	641	966	1606	321	431
-20 to 100	3181	36	766	1146	1911	381	511
1000	5001	231	1201	1801	3001	601	801
950	4501	206	1081	1621	2701	541	721
200	2571	21	616	926	1546	311	411
300	2146	21	516	771	1286	256	346
650	3581	126	861	1291	2151	431	576
700	3542	112	851	1275	2126	426	565
750	3461	96	831	1246	2076	416	556
1200	1286	21	311	466	771	156	206
1250	946	21	226	341	566	116	151
800	3361	81	806	1211	2016	406	541
400	4141	191	996	1491	2486	496	661
850	3301	66	791	1191	1981	396	531
900	3241	52	782	1165	1945	391	521
500	3881	171	931	1396	2331	466	621

UNS N08904 Weld Neck Flange Weight Chart

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

ASTM A182 F904L Threaded Flange Face Type

INOX 904L Orifice Flanges Testing

Non Destructive Testing
Chemical Composition Testing
Mechanical Performance Inspection
Dimensional Inspection
Appearance Inspection

AISI 904L Threaded Flange & SUS 904L Orifice Flanges With NPT, BSP & UNS Thread Type, Check Properties

Carbon

2.0

Manganese

1.00

Silicon

0.045

Phosphorus

23.0

Chromium

0.02

Sulfur

28.0

Nickel

5.0

Molybdenum

AISI 904L Threaded Flange Types

BSPP
FNPT
BSPT
MNPT
NPT

904L Stainless Steel Ring Type Joint Flange Physical Properties

Modulus of Elasticity	Specific Heat	Hardness	Elongation in 2 in.
		(max.)	%
190 GPa	0.11 BTU/lb-°F (32–212°F)	70-90 Rockwell B	36

Mechanical Properties of WNR 1.4539 Male and Female Flange

Tensile Strength

Mpa

Yield Strength

Mpa

Elongation

36 %

ASTM A182 F904L Flat Face Flange HS Code

HS Code
72193390

SS 904L Blind Flanges Equivalent Grades

WERKSTOFF NR.

1.4539

UNS

N08904

JIS

SUS 904L

GOST

X1NiCrMoCu25-20-5

Thermal Composition of Stainless Steel 904L Hydraulic Sae Flanges

Properties	Metric	Imperial
Thermal conductivity	21.6 W/mK	150 BTU in/hr.ft².°F
Co Efficient of Thermal expansion (@0-100°C/32-212°F)	10.4 µm/m°C	5.78 µin/in°F

What Is The Range Of Hardness For Stainless Steel 904L Flanges ?

Hardness Range
70 to 90 Rockwell B (HRB)

Stainless Steel 904L Flanges Applications

SS 904L Blind Flanges Manufacturing Process

Manufacturing Process
Hot Forging Method	Cold Forging Method
Spin Forming	Extrusion
Welding	Casting
Roll Forming

AISI 904L Lap Joint Flanges Surface Finish

Forged Black
Proof Machined Finish
Zinc Plated
Yellow Transparent
Anti-rust Paint
Oil Black Paint
Cold and Hot Dip Galvanized
Mirror Finish
Serrated Surface Finish

What factors should I consider when selecting the appropriate gasket material for use with 904L stainless steel flanges ?

Pressure and temperature conditions
Chemical compatibility
Gasket Materials mechanical properties
Sealability requirements
Resistance to corrosion
Compression characteristics

Why Hilton Steel ?

➤ Hilton Steel is a custom steel forging company in India Since 1984. Manufacturer and Supplier of oil and gas piping materials in Mumbai.
➤ Appointed Dealers and Distributors of Bolting Products in Indonesia, South Africa, Saudi Arabia, UAE, Nigeria and Europe

Stainless Steel 904L Flanges

ASTM A182 F904L Blind Flanges Manufacturer in India, As Per ANSI B16.5

Trusted Supplier of SS 904L Slip On Flange in Mumbai With Excellent Formability

Get WNR 1.4539 Weld Neck Flanges With Size Ranging From 1/2 to 48" , Refer Size Chart

ASTM A182 UNS N08904 Socket Weld Flange With Pressure Class Range From 150 to 2500 LBS

AISI 904L Threaded Flange & SUS 904L Orifice Flanges With NPT, BSP & UNS Thread Type, Check Properties

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