Alloy Steel F1 Flanges

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In the vibrant industrial landscape of Kinshasa, Yoane Steel stands as a trusted partner for demanding engineering projects. As a dedicated manufacturer and supplier, we take pride in producing robust Alloy Steel F1 Flanges that meet the exacting standards required by the region’s growing energy and infrastructure sectors. Our commitment is to deliver components that not only fit precisely but also offer the resilience needed to withstand the toughest operating conditions, ensuring reliability for our clients across the Congo and beyond.

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Alloy Steel F1 RTJ Flanges

Alloy Steel F1 Forged Flanges

Alloy Steel F1 Plate Flanges

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What is Alloy Steel F1 Flanges?

The exceptional performance of Alloy Steel F1 Flanges comes from a careful balance of composition and strength. Primarily a chromium-molybdenum steel, this alloy is designed for stability under high temperatures. Through precise heat treatment, it achieves remarkable tensile strength and superior resistance to creep, meaning it can handle sustained stress without deforming. This combination ensures the flange retains its integrity and sealing capability even in the most challenging thermal environments, making it a fundamentally reliable component.

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Alloy Steel Flanges

Alloy Steel F1 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 F1 Flanges Chemical Composition

Grade C Mn P S Si Ni Ch Mo Cb
F1 0.28 0.60 – 0.90 0.045 0.045 0.15 – 0.30 0.44-0.65

Alloy Steel F1 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
F1 485 275 20 143-192

Alloy Steel F1 Flanges Equivalent Grades

STANDARD DIN WERKSTOFF NR. DIN UNS
ASTM A182 F1 Flanges 1.5415 15M03 K12822

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 F1 Flanges Size

Size in (Inches)Size in (Millimeter)Number of BoltsBolt Size Of UNCLength Of RF StudSize Of ISO StudLength Of Machine Bolts
Class 300 Flange
1/21541/265M1455
3/42045/875M1665
12545/875M1665
1 1/43245/885M1670
1 1/24043/490M2075
25085/890M1675
2 1/26583/4100M2085
38083/4110M2090
3 1/29083/4110M2095
410083/4115M2095
512583/4120M20110
6150123/4120M20110
8200127/8140M24120
10250161160M27140
12300161 1/8170M30145
14350201 1/8180M30160
16400201 1/4190M33165
18450241 1/4195M33170
20500241 1/4205M33185
24600241 1/2230M39205

Top Manufacturer and Supplier of Alloy Steel F1 Flanges in Kinshasa, Congo​

Yoane Steel is a top manufacturer and supplier of high-quality Alloy Steel F1 Flanges products in Kinshasa, Congo. 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 F1 Flanges

Alloy Steel F1 Socket Weld Flanges
Alloy Steel F1 Long Weld Neck Flanges
Alloy Steel F1 Lap Joint Flanges
Alloy Steel F1 Ring Type Joint Flange
Alloy Steel F1 Weld Neck Flanges
Alloy Steel F1 Blind Flanges

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Uses of Alloy Steel F1 Flanges

These flanges are truly the workhorses of high-temperature, high-pressure systems. You’ll most commonly find them creating secure, leak-proof connections in critical applications like power generation plants, where they connect piping in steam lines and turbines. They are equally vital in the petrochemical industry, facilitating the safe transport of oil and gas through refineries and processing units. Their ability to perform reliably under intense heat and pressure makes them an indispensable choice for any industry where safety and durability are non-negotiable.

Industry We Serve

Food Industry

Oil and Gas Industry

petrochemical industry