Carbon Steel A694 Flanges

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Samuel Steels, a top-notch manufacturer and supplier located in Abuja, Nigeria, is all about high-quality Carbon Steel A694 Flanges. Known for their precision engineering and durability, Samuel Steels provides flanges that not only meet international standards but also serve a variety of industrial needs. With state-of-the-art manufacturing facilities and strict quality control processes, the company guarantees that each flange boasts exceptional strength, corrosion resistance, and dependable performance. Trusted by clients in the oil, gas, petrochemical, and power industries, Samuel Steels blends technical know-how with prompt delivery, offering robust and cost-effective Carbon Steel A694 Flanges designed to meet the challenges of modern engineering projects.

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ASTM A694 Carbon Steel RTJ Flanges

ASME SA694 Carbon Steel Forged Flanges

Carbon Steel A694 Flat Face Flanges

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What is Carbon Steel A694 Flanges?

Carbon Steel A694 Flanges are primarily made of carbon, with carefully controlled amounts of manganese, silicon, sulfur, and phosphorus, resulting in a perfect mix of strength and toughness. These flanges showcase high tensile strength, impressive yield strength, and outstanding hardness, making them perfect for high-pressure situations. Heat treatment boosts their durability and impact resistance, ensuring they perform reliably even in extreme conditions. With excellent machinability and weldability, Carbon Steel A694 Flanges keep their structural integrity while resisting deformation, corrosion, and fatigue, making them ideal for demanding industrial applications where safety and long-term performance are crucial.

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Carbon Steel A694 Flanges Specification

Specifications ASTM A694 / ASME SA694
Dimensions ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc.
Standard ANSI, ASME, BS, DIN, EN etc.
Grades F42, F46, F52, F60, F65, F70, A36, A516 Gr. 70,60
Size 1/2″ to 48″
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)

Carbon Steel A694 Flanges Chemical Composition

Element F42 Content, % F52 Content, % F60 Content, % F65 Content, % F70 Content, %
Carbon (C) 0.13~0.20 0.16~0.22 0.17~0.23 0.17~0.23 0.06~0.10
Silicon (Si) 0.20~0.40 0.15~0.40 0.15~0.40 0.15~0.40 0.20~0.40
Manganese (Mn) 1.20~1.60 1.10~1.40 1.20~1.50 1.30~1.60 1.10~1.40
Phosphorous (P) ≤ 0.030 ≤ 0.025 ≤ 0.020 ≤ 0.025 ≤ 0.020
Sulfur (S) ≤ 0.020 ≤ 0.012 ≤ 0.012 ≤ 0.015 ≤ 0.010
Molybdenum (Mo) 0.20~0.35 0.45~0.60 0.45~0.65 1.20~1.70
Nickel (Ni) ≤ 0.30 ≤ 0.50 0.40~1.00 ≤ 0.30 0.20~0.40
Chromium (Cr) ≤ 0.30 ≤ 0.30 ≤ 0.25 ≤ 0.30 ≤ 0.30
Copper (Cu) ≤ 0.25 ≤ 0.25 ≤ 0.25 ≤ 0.25 ≤ 0.25
Vanadium (V) ≤ 0.050 0.02~0.06
Niobium (Nb) 0.025~0.050
Pcm ≤ 0.25
Carbon Equivalent ≤ 0.48 ≤ 0.48 ≤ 0.48 ≤ 0.43 ≤ 0.48

Carbon Steel A694 Flanges Mechanical Properties

ASTM A694 Grade Yield Strength min. Tensile Strength min. Elongation min.
MPa ksi MPa ksi %
A694 F42 FLANGES 290 42 415 65 20
A694 F46 FLANGES 315 46 415 60 20
A694 F48 FLANGES 330 48 425 62 20
A694 F50 FLANGES 345 50 440 64 20
A694 F52 FLANGES 360 52 455 66 20
A694 F56 FLANGES 385 56 470 68 20
A694 F60 FLANGES 415 60 515 75 20
A694 F65 FLANGES 450 65 530 77 20
A694 F70 FLANGES 485 70 565 82 18

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Top Manufacturer and Supplier of Carbon Steel A694 Flanges in Abuja, Nigeria

Samuel Steel is one of the most prominent manufacturers and suppliers of superior quality Carbon Steel A694 Flanges in Abuja, Nigeria. As experts in steel solutions, we supply a complete spectrum of products like Carbon Steel, Alloy Steel, Mild Steel, and Galvanized Steel. Our product range comprises Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets, and Plates. Known for our reliable delivery and first-rate customer service, we are committed to supplying high-quality steel materials that guarantee durability and excellent performance in numerous industrial applications. 

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Types of Carbon Steel A694 Flanges

ASTM A694 Carbon Steel Weld Neck Flanges
Carbon Steel A694 Lap Joint Flanges
ANSI B16.5 Carbon Steel A694 Long Weld Neck Flanges
ASME SA694 Carbon Steel Socket Weld Flanges
A694 CS Slip On Flanges
A694 Carbon Steel Blind Flanges

ASTM A694 Flange Pressure

ASME/ANSI B 16.5Welding Neck, Slip on, Blind, High Hub Blind, Socket Weld, Lap Joint, Threaded, Ring Type Joint Flanges
PRESSURE CLASS150, 300, 400, 600, 900, 1500, 2500
ASME/ANSI B 16.47Welding Neck, Blind [Series A & B] Flanges
PRESSURE CLASS75, 150, 300, 400, 600, 900
ASME/ANSI B 16.36Welding Neck, Slip on, Threaded Flanges
PRESSURE CLASS300, 400, 600, 900, 1500, 2500
BS 4504 SEC 3.1Welding Neck, Hubbed Slip on, Hubbed Threaded, Lapped Pipe End, Plate, Loose Plate, Loose Plate With Weld Neck, Blank Flange
PRESSURE CLASSPN 2.5 TO PN 40
BS 4504[PART 1]Welding Neck, Hubbed Slip-On Hubbed Threaded, Plate, Loose Plate With Weld On Plate Collar, Blank Flange
PRESSURE CLASSPN 2.5 TO PN 400
BS 1560 BOSSWelding Neck, Socket Welding, Slip-On, Blind, Screwed Boss, Lapped Flange
PRESSURE CLASS150, 300, 400, 600, 900, 1500, 2500
BS10Welding Neck, Plate Slip-On, Screwed Boss, Slip-On Boss, Blind Flange
TABLED, E, F, H
DIN FlangeDIN 2527, 2566, 2573, 2576, 2641,2642, 2655, 2656, 2627, 2628, 2629, 2631, 2632, 2633, 2634, 2635, 2636, 2637,2638, 2673
PRESSURE CLASSPN 6 TO PN 100

Carbon Steel A694 Flanges Weight Chart

StandardClassDiameterBolt Circle DiameterNumber of BoltsBolt SizeDiameter of Bolt Hole
AS4087PN1495674M1214
AS 2129 FlangeTable C956741314
Table D956741314
Table E956741314
Table F956741314
Table H1148341617
Table J1148341617
ANSI B16.5ANSI 150896041316
ANSI 300956741316
ANSI 600956741316
ANSI 9001218341922
ANSI 15001218341922
ISO 7005 (DIN) FlangePN680554M1011
PN1095654M1214
PN1695654M1214
PN209060.54M1416
PN2595654M1214
PN4095654M1214

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Uses of Carbon Steel A694 Flanges

You’ll find Carbon Steel A694 Flanges widely used in industries that need strong connections under intense pressure, like oil and gas pipelines, petrochemical plants, and power generation facilities. They’re perfect for flanged joints in high-pressure piping systems, pressure vessels, and industrial machinery. Their remarkable mechanical properties make them suitable for offshore platforms, refineries, and chemical processing plants where reliability and safety are top priorities. Plus, these flanges are also utilized in water treatment, construction, and heavy engineering projects, providing the strength and durability needed for the job.

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