Alloy Steel Flanges

Cr-Mo Ring Type Joint - RTJ Flanges, Alloy Steel Long Weld Neck Flanges, Alloy Steel Blind Flanges, ANSI B16.5 Alloy Steel Slip On Flange, A182 Alloy Steel Flanges, Chrome Moly Slip On Flanges, Alloy Steel Weld Neck Flanges in India.

Other Availability Alloy Steel Grades Flanges - In stock

Alloy Steel F1 Flanges Alloy Steel F5 Flanges Alloy Steel F9 Flanges Alloy Steel F11 Flanges Alloy Steel F12 Flanges Alloy Steel F22 Flanges Alloy Steel F91 Flanges

Table Of Content

What is Alloy Steel Flanges
Size Range and Standard Specifications for Alloy Steel Flanges
Alloy Steel Flanges Forms
Alloy Steel Flanges Sizes in Stock
Alloy Steel Flanges Application Industries
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Seamac Piping Solutions Inc. is a manufacturer and supplier of Flanges. We are fabricating Flanges in many types of metals and alloys. Alloy Steel is one of the widely used materials for Flanges. Alloy Steel contains small amounts of different elements like copper, chromium, manganese, silicon, nickel, and aluminium. This alloy has excellent mechanical, ease of processing, and it is widely available. All these characteristics are beneficial to manufacture Flanges. We are using the highest quality Alloy Steel by testing it before use.

We are supplying these Flanges in the global market. Alloy Steel Flanges are available in various length, wall thickness, class, dimension, surface finish, and end finish. We are following all quality standards and parameter while manufacturing of these Flanges. Flanges are used to connect sections of the pipe tightly, and our precise Flanges are offering leakproof connection in every application. We are providing Alloy Steel Flanges to industries like gas processing, pharmaceuticals, power generation, heat exchangers, petrochemicals, chemical equipment, and many more.

Seamac Piping Solutions Inc. is focusing on offering the highest quality by following all essential norms. Our high-grade Alloy Steel Flanges have properties like are high weldability, durability, strength, long-lasting, excellent corrosion resistance ability, and also has resistance against pitting corrosion. With all these features, we satisfy every need for numerous industries. We have an extensive inventory of products, including ASTM A182 Low Alloy Steel flanges, which are needed in Piping applications. Our well-featured Flanges are supporting well in many critical operations, and alloy steel flanges manufacturers also appreciate them by our esteemed clients.

Seamac Piping Solutions Inc. carries a wide range of alloy Steel flanges in a variety of lengths, ODs, IDs, size and wall thicknesses to meet your project’s needs—including flanges in dimension as per ASTM ,ASME B16.5, B16.47, B16.48 and weight-kg. per mtr. weight & thickness of chromium molybdenum flanges .

Seamac Piping Solutions Inc. is focusing on to offer the highest quality by following all essential norms. Our high-grade Alloy Steel Flanges has properties like are high weldability, durability, strength, long-lasting, excellent corrosion resistance ability, and also has resistance against pitting corrosion. With all these features, we satisfy every need for numerous industries. We have an extensive inventory of products which are needed in Piping applications. Our well-featured Flanges are supporting well in many critical operations and also appreciated by our esteem clients.

Alloy Steel Flanges Specifications

Specification : ASTM A182 / ASME SA182

Dimension Standard : ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc.

Standard : ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc.

Size : 1/2" (15 NB) to 48" (1200NB)

Class / Pressure : 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc.

Flange Face Type : Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)

DIN Flanges : DIN 2527, 2566, 2573, 2576, 2641,2642, 2655, 2656, 2627, 2628, 2629, 2631, 2632, 2633, 2634, 2635, 2636, 2637,2638, 2673.

JIS Flanges : JIS B2220 5K, JIS B2220 10K, JIS B2220 16K, JIS B2220 20K

BS Flanges : BS4504 PN 6, BS 4504 PN 10, BS4504 PN 16, BS4504 PN 25, BS4504 PN 40, BS 4504 PN 64, BS 4504 PN 100, BS 4504 PN 160, BS 4504 PN 250, BS 10, BS Table D, BS Table E, BS Table F, BS Table H.

We have a team of experts who are rigorously testing and supervising the whole process to deliver the most excellent quality of Alloy Steel Flanges. With the highest efficiency and strength, they are working to meet all quality standards given by clients. Quality testing is the main reason for our excellent Flanges. We are supervising every product from the selection of product till the final dispatch. We avoid delays and damages in delivery of Flanges. For this, we are choosing fast shipping way and pack Flanges in proper material. At a reasonable cost, we are providing the required amount of Flanges and convenient doorstep service to our clients without compromising in quality.

Alloy Steel Flanges Types

Chrome Moly SORF Flanges

ASTM A182 AS Slip On Flanges

UNS K12822 Slip on Flange

Alloy Steel 1.5415 Slip On Flange

Chromium Molybdenum Slip On Flange

Chromium Molybdenum Weld Neck Flanges

ASTM A182 Cr-Mo Weld Neck Flanges

Chromium Molybdenum WNRF Flanges

ASTM A182 Alloy Steel Blind Flanges

A182 Alloy Steel Blind Flange

Chrome Moly Blind Flanges

Alloy Steel BLRF Flanges

ASTM A182 Alloy steel Threaded Flanges

Chromium Molybdenum Threaded Flanges

AS Threaded Flanges

A182 Alloy Steel Socket weld Flange

ASTM A182 Cr-Mo SWRF Flanges

Chromium Molybdenum Socket weld Flange

Chrome Moly Lap Joint Flanges

ASTM A182 Cr-Mo Lap Joint Flanges

Chromium Molybdenum Lap Joint Flanges

Chromium Molybdenum Ring Type Joint Flange

ASTM A182 Alloy Steel Ring Type Joint Flange

Chromium Molybdenum RTJ Flanges

Chrome Moly Ring Type Joint Flange

Chrome Moly Orifice Flanges

ASTM A182 Chromium Molybdenum Orifice Flanges

Cr-Mo Orifice Flanges

Chromium Molybdenum Long Weld Neck Flanges

AS Long Weld Neck Flanges

ASTM A182 Cr-Mo Long Weld Neck Flanges

Chrome Moly Long Weld Neck Flanges

Chromium Molybdenum Spectacle Blind Flanges

A182 Alloy Steel Spectacle Blind Flanges

ASTM A182 Cr-Mo Spectacle Blind Flange

Chromium Molybdenum Spectacle Blind Flange

A182 Alloy Steel Forged Flanges

ASTM A182 Cr-Mo Forged Flanges

Chromium Molybdenum Forged Flanges

A182 Alloy Steel Plate Flanges

ASTM A182 Cr-Mo Plate Flange

Chromium Molybdenum Plate Flange

ASME SA 182 AS Pipe Flange Equivalent Material

Material Group	Common Name	Type	UNS	Forging Spec.	Casting Spec. Equivalent	DIN	DIN W. No	Application
Low AS	Moly Steel	C-1/2Mo	K12822	A182-F1 cl2	A217-WC1	15M03	1.5415	Up to 470ºC* (875ºF)
	AS Chrome Moly	1.1/4Cr-1/2Mo	K11572	A182-F11 cl2	A217-WC6	13CRM044	1.7335	Up to 593ºC (1100ºF)
		2.1/4Cr-1Mo	K21590	A182-F22 cl3	A217-WC9	10CRM0910	1.7380	Up to 593ºC (1100ºF), HP steam
		5Cr-1/2Mo	K41545	A182-F5/F5a	A217-C5	12CRMO195	1.7362	High temp refinery service
		9Cr-1Mo	K90941	A182-F9	A217-C12	X 12 CrMo 9 1	1.7386	High temp erosive refinery service
		9Cr-1Mo-V		A182-F91	A217-C12A	X 10 CrMoVNb 9 1	1.4903	High pressure steam

ASME SA 182 AS Pipe Flange Equivalent Material

Material Group	Common Name	Type	UNS	Forging Spec.	Casting Spec. Equivalent	DIN	DIN W. No	Application
Low AS	Moly Steel	C-1/2Mo	K12822	A182-F1 cl2	A217-WC1	15M03	1.5415	Up to 470ºC* (875ºF)
	AS Chrome Moly	1.1/4Cr-1/2Mo	K11572	A182-F11 cl2	A217-WC6	13CRM044	1.7335	Up to 593ºC (1100ºF)
		2.1/4Cr-1Mo	K21590	A182-F22 cl3	A217-WC9	10CRM0910	1.7380	Up to 593ºC (1100ºF), HP steam
		5Cr-1/2Mo	K41545	A182-F5/F5a	A217-C5	12CRMO195	1.7362	High temp refinery service
		9Cr-1Mo	K90941	A182-F9	A217-C12	X 12 CrMo 9 1	1.7386	High temp erosive refinery service
		9Cr-1Mo-V		A182-F91	A217-C12A	X 10 CrMoVNb 9 1	1.4903	High pressure steam

Chemical Element of Alloy Steel Flange Material

Grade	C	Mn	Si	P	S	Cr	Mo
F1	0.15 max	0.3-0.6	0.5	0.03	0.03	4-6	0.44-0.65
F5	0.15 max	0.3-0.6	0.5-1.0	0.03	0.03	4-6	0.44-0.65
F9	0.15 max	0.3-0.6	0.5-1.0	0.03	0.03	8-10	0.9-1.1
F11	0.5-0.15	0.3-0.6	0.5-1.0	0.03	0.03	1.0-1.5	0.44-0.65
F12	0.15 max	0.3-0.6	0.5	0.03	0.03	4-6	0.44-0.65
F22	0.50.15 max	0.3-0.6	0.5	0.03	0.03	4-6	0.44-0.65
F91	0.15 max	0.3-0.6	0.5-1.0	0.03	0.03	8-10	0.9-1.1

Mechanical Properties of ANSI B16.5 Alloy Steel Slip On Flange

Grade	Tensile Strength	Yield Strength (0.2%Offset)	Elongation
F1	275	485	20 %
F5	275	485	20 %
F9	380	585	20 %
F11	205	415	20 %
F12	275	485	20 %
F22	205	415	20 %
F91	380	585	20 %

Alloy Steel Flanges Sizes in Stock:

All Flanges is manufactured and tested / inspected to the relevant standards including ASTM, ASME and API etc.

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

Alloy Steel Pipe Flanges Test Certificates

At Seamac Piping Solutions Inc., we provide a Manufacturer Test Certificate in accordance with EN 10204/3.1B, Raw Materials Certificate, 100% Radiography Test Report, and a Third Party Inspection Report. We also provide Standard certificates like EN 10204 3.1 and additional requirements like. NACE MR 01075. FERRIT CONTENT as per norms if requested by clients.

EN 10204/3.1B,
Raw Materials Certificate
100% Radiography Test Report
Third Party Inspection Report, etc

Alloy Steel Flanges Application Industries

Chemical Industry
Petrochemical industry
Marine & Power Transmission industry
Power plants
Energy industries
Furniture
Pharmaceutical processing industry
Modern architecture
Home appliances
Water waste projects
Synthetic fiber
Heat exchanger
Fluid piping
Dairy and food processing

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