ASTM A182 Gr F11 Alloy Steel Flanges

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ASTM A182 Gr F11 Alloy Steel Flanges Specification

Grade
Gr F11

Purity
High alloy purity

Application
Petrochemical, Power Plant, Chemical Industry, Oil & Gas

Dimension (L*W*H)
As per ASME/ANSI/EN Standard

Feature
High Strength, Durability, Heat Resistant

Product Type
Industrial Flange

Material
Alloy Steel

Standard
ASTM A182

Shape
Round

Surface
Smooth, Corrosion Resistant

Connection
Welded, Bolted

Technics
Forged

Pressure
Class 150 to Class 2500

Size
1/2 to 48 (DN15 to DN1200)

Color
Silver / Metallic Grey

About ASTM A182 Gr F11 Alloy Steel Flanges

What Are Specification ASTM A182 Gr F11 Alloy Steel Flanges?

Specification	ASTM A182 F1 Flanges
Other Standard	B16.47 Series A & B/ B16.48, BS4504/ GOST
Production Technique	Forged/ Heat treated and machined
Manufacturer of	Forged/ Threaded/ Screwed / Plate
Available Size	NPS 1" To 16 Manufacturer In India
List Of Schedule	SCH 5S, SCH 10, SCH 40, SCH 80, SCH 120, SCH 160, SCH 180.
Standard And Dimensions	DIN 2501/ DIN 2527/ JIS/ ISO/ P235GH/ API/ EN 1092-2/ EN/ BS/ DIN 2561/ EN 1092-1
Manufacturer Types	Slip On/ Threaded/ Reducing/ Weld Neck/ Socket Weld/ Blind/ Lap Joint
Flange Test	Hydrostatic testing machine/ UI trasonic flaw detector/ X-ray detector/ Direct-reading Spectrograph/ Magnetic particle detector
Coating	Anti-rust Paint/ Zinc Plated/ Oil Black Paint/ Yellow Transparent/ Cold and Hot Dip Galvanized
Methods	Forging Casting Rolling Cutting
EN Standard	6Bar/ 10Bar/ 16Bar/ 25Bar/ 40Bar
DIN Standard	PN6/ PN10/ PN16/ PN25/ PN40/ PN64
JIS Standard	5K/ 10K/ 16K 20K/ 30K/ 40K/ 63K
Flange Equipment	Pushing Machine/ electric bevelling machine/ Press machine/ Bending machine/ Sand-blasting machine etc
Face Type	Raised Face Flat Face Ring Type Joint
Most common types	Weld Neck Ring Flanges (WNRF) Blind Ring Flanges (BLRF) Threaded Ring Flanges Lap Joint Ring Flanges (LJRF) Slip-On Ring Flanges (SORF) Socket Weld Ring Flanges (SWRF) Ring Type Joint Flanges (RTJF)
UNI Standard	6 Bar/ 10 Bar/ 16 Bar/ 25 Bar/ 40 Bar
Supporting Material	Gasket/ Ring Joint/ Flange Bolts
Test Certificates	EN 10204/3.1B Raw Materials Certificate 100% Radiography Test Report Third Party Inspection Report, etc
Manufacturer Pressure Class	Class 150 (lb) up to 24" Class 300 (lb) up to 20" Class 600 (lb) up to 20" Class 900 (lb) up to 16" Class 1500 (lb) up to 10" Class 2500 (lb) up to 8"

Equivalent material Of ASTM A182 Gr F11 Alloy Steel Flanges?

STANDARD	DIN WERKSTOFF NR.	DIN	UNS
ASTM A182 F11 Flanges	1.5415	15M03	K12822

Chemical Composition Of ASTM A182 Gr F11 Alloy Steel Flanges?

Grade	Cr	Mo	C	Mn	Si	P	S
ASTM A182 F11 Flanges	4-6	0.44-0.65	0.15 maximum	0.3-0.6	0.5	0.03	0.03

Mechanical Properties Of ASTM A182 Gr F11 Alloy Steel Flanges?

Tensile Strength	Yield Strength (0.2%Offset)	Elongation
275	485	20 %

Superior Performance for Demanding Applications

ASTM A182 Gr F11 Alloy Steel Flanges are engineered to deliver high strength, durability, and corrosion resistance under extreme temperatures and pressures. Their robust design allows them to perform reliably in critical applications within petrochemical plants, power stations, and chemical industries, making them an essential choice for mission-critical piping systems.

Versatile Configurations and Finish Options

Available in multiple typesincluding Weld Neck, Slip On, Blind, and Socket Weldthese flanges cater to a variety of connection requirements. Finish options such as hot dip galvanized, black paint, and rust-proof oil enhance longevity, while adaptable face types (RF, FF, RTJ) provide sealing performance for diverse installations.

Certified Quality and Customization

All flanges comply with ASTM A182 and ANSI B16.5/B16.47 standards, ensuring consistent quality and precise tolerances. Each flange is supplied with EN 10204 3.1/3.2 test certification, comprehensive marking, and can be packed in wooden cases, pallets, or custom options for secure transport and storage.

FAQs of ASTM A182 Gr F11 Alloy Steel Flanges:

Q: How are ASTM A182 Gr F11 Alloy Steel Flanges typically used in industrial applications?

A: These flanges are widely utilized for connecting pipes, valves, and equipment in systems handling high pressure and temperature, particularly in the petrochemical, power generation, chemical, and oil & gas sectors.

Q: What flange types and face options are available for this grade?

A: ASTM A182 Gr F11 flanges are offered as Weld Neck, Slip On, Blind, Socket Weld, Lap Joint, and Threaded types, with face configurations including Raised Face (RF), Flat Face (FF), and Ring Type Joint (RTJ) for versatile sealing and mounting requirements.

Q: When is it advisable to use hot dip galvanized or rust-proof oil finishes on these flanges?

A: Hot dip galvanized and rust-proof oil finishes are recommended in environments prone to moisture or corrosive agents, as they provide added protection against corrosion and extend the service life of the flange.

Q: Where are these flanges manufactured and exported from?

A: These flanges are produced and exported from India by reputed manufacturers, suppliers, traders, and exporters recognized for delivering high-quality alloy steel flanges worldwide.

Q: What certifications and standards ensure the quality of these flanges?

A: Flanges come with EN 10204 3.1 or 3.2 test certifications and comply with ASTM A182, ANSI B16.5/B16.47, and relevant ASME/EN standards, ensuring adherence to international quality and performance requirements.

Q: How does the temperature and pressure rating benefit industrial processes?

A: With a temperature range of -50C to 600C and pressure classes from 150 to 2500, these flanges support a wide variety of high-demand operating conditions, making them suitable for both low and high-pressure pipelines.

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