Alloy Steel F12 Flanges

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Chetan Steel, based in Delhi, is a trusted name in the manufacturing and supply of high-quality industrial steel products. Known for precision and reliability, the company caters to diverse industries with a wide range of components. Among its premium offerings are Alloy Steel F12 Flanges, designed to deliver exceptional performance even in the most demanding conditions. Crafted with care and strict adherence to quality standards, these flanges ensure safety, durability, and seamless integration into piping systems. With a customer-centric approach and technical expertise, Chetan Steel has become the preferred partner for businesses seeking dependable and long-lasting steel solutions.

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Alloy Steel F12 RTJ Flanges

Alloy Steel F12 Forged Flanges

Alloy Steel F12 Plate Flanges

Table of Contents

What is Alloy Steel F12 Flanges?

Alloy Steel F12 Flanges are manufactured from a carefully engineered blend of carbon, chromium, nickel, and molybdenum, offering excellent strength and resistance to corrosion, wear, and high temperatures. These flanges exhibit superior mechanical properties, including high tensile strength, toughness, and hardness, ensuring reliability under heavy-duty industrial conditions. Their consistent composition provides dimensional stability and long-term performance, making them suitable for critical applications. The combination of precise metallurgy and robust design ensures that F12 flanges withstand pressure fluctuations and mechanical stress while maintaining structural integrity and operational efficiency.

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Alloy Steel Flanges

Alloy Steel F12 Flanges Specification

Alloy Steel Flanges 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.

Alloy Steel F12 Flanges Chemical Composition

GradeCMnPSSiNiChMoCb
F120.05-0.150.30-0.600.0450.0450.50 max0.80-1.250.44-0.65

Alloy Steel F12 Flanges Mechanical Properties

Grade  Tensile Strength (MPa) min Yield Strength 0.2% Proof (MPa) min Elongation (% in 50mm) min Hardness
Rockwell B (HR B) max Brinell (HB) max
F12 415 220 20 121-174

Alloy Steel F12 Flanges Equivalent Grades

STANDARD UNS WERKSTOFF NR.
Alloy Steel F12 K11562/K11564 1.7335

If You Are Looking To Buy High Quality Pipes, Sheet, Fittings and Flanges

We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.

Alloy Steel F12 Flanges Schedule Chart

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

Top Manufacturer and Supplier of Alloy Steel F12 Flanges in Delhi, India​

Chetan Steel is a top manufacturer and supplier of high-quality Alloy Steel F12 Flanges products in Delhi, India. Specializing in steel solutions, we provide a wide range of products, including Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel. Our offerings include Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates. Known for our reliable delivery and superior customer service, we are committed to offering top-tier steel materials that ensure durability and performance across a wide range of industrial applications. We strive to meet the highest standards, making us a trusted partner for all your steel needs.

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Types of Alloy Steel F12 Flanges

Alloy Steel F12 Long Weld Neck Flanges
Alloy Steel F12 Socket Weld Flanges
Alloy Steel F12 Lap Joint Flanges
Alloy Steel F12 Ring Type Joint Flanges
Alloy Steel F12 Blind Flanges
Alloy Steel F12 Weld Neck Flanges

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Uses of Alloy Steel F12 Flanges

Alloy Steel F12 Flanges are widely utilized in industries that demand durability, safety, and high performance. Common applications include oil and gas pipelines, chemical and petrochemical plants, power generation facilities, and water treatment systems. They are also employed in marine engineering, heavy machinery, and industrial piping networks where leak-proof and robust connections are crucial. Designed to endure high pressure, extreme temperatures, and corrosive environments, these flanges provide reliable service over extended periods. Engineers and technicians rely on Alloy Steel F12 Flanges for new installations and replacements, knowing they deliver strength, precision, and consistent performance in critical industrial applications.

Industry We Serve

Food Industry

Oil and Gas Industry

petrochemical industry