Carbon Steel A694 Flanges

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Thabiso Steel, a top-notch manufacturer and supplier based in Cape Town, South Africa, specializes in high-quality **Carbon Steel A694 Flanges** that are designed for strength, durability, and reliability in critical piping systems. These flanges are crafted with precision to meet international standards, ensuring they are dimensionally accurate, mechanically sound, and resistant to both pressure and corrosion. Perfect for high-pressure applications in the oil, gas, and petrochemical sectors, Thabiso Steel’s A694 Flanges guarantee secure, leak-proof connections. Renowned for their impressive toughness, weldability, and extended service life, these flanges consistently deliver reliable performance even in tough industrial settings, making them a go-to choice for engineers, contractors, and pipeline operators.

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ASTM A694 Carbon Steel RTJ Flanges

ASME SA694 Carbon Steel Forged Flanges

Carbon Steel A694 Flat Face Flanges

What is Carbon Steel A694 Flanges?

**Carbon Steel A694 Flanges** are primarily made up of carbon, manganese, phosphorus, sulfur, and a few trace alloying elements, all working together to provide optimal strength and toughness. They boast a tensile strength between 690–830 MPa and a yield strength of around 450–620 MPa. These flanges are known for their excellent ductility, impact resistance, and fatigue performance, ensuring they can handle high-pressure situations with ease. The well-balanced composition and mechanical properties of **A694 Flanges** make them ideal for both welded and bolted connections in demanding pipeline and industrial applications, maintaining structural integrity and long-lasting durability.

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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.
ASTM A694 Grade	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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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.

Top Manufacturer and Supplier of Carbon Steel A694 Flanges in Cape Town, South Africa

ThabisoSteel is one of the most prominent manufacturers and suppliers of superior quality Carbon Steel A694 Flanges in Cape Town, South Africa. 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 16.5	Welding Neck, Slip on, Blind, High Hub Blind, Socket Weld, Lap Joint, Threaded, Ring Type Joint Flanges
PRESSURE CLASS	150, 300, 400, 600, 900, 1500, 2500
ASME/ANSI B 16.47	Welding Neck, Blind [Series A & B] Flanges
PRESSURE CLASS	75, 150, 300, 400, 600, 900
ASME/ANSI B 16.36	Welding Neck, Slip on, Threaded Flanges
PRESSURE CLASS	300, 400, 600, 900, 1500, 2500
BS 4504 SEC 3.1	Welding Neck, Hubbed Slip on, Hubbed Threaded, Lapped Pipe End, Plate, Loose Plate, Loose Plate With Weld Neck, Blank Flange
PRESSURE CLASS	PN 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 CLASS	PN 2.5 TO PN 400
BS 1560 BOSS	Welding Neck, Socket Welding, Slip-On, Blind, Screwed Boss, Lapped Flange
PRESSURE CLASS	150, 300, 400, 600, 900, 1500, 2500
BS10	Welding Neck, Plate Slip-On, Screwed Boss, Slip-On Boss, Blind Flange
TABLE	D, E, F, H
DIN Flange	DIN 2527, 2566, 2573, 2576, 2641,2642, 2655, 2656, 2627, 2628, 2629, 2631, 2632, 2633, 2634, 2635, 2636, 2637,2638, 2673
PRESSURE CLASS	PN 6 TO PN 100

Carbon Steel A694 Flanges Weight Chart

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

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Uses of Carbon Steel A694 Flanges

**Carbon Steel A694 Flanges** find extensive use in oil and gas pipelines, petrochemical facilities, power generation, and high-pressure industrial systems. They are perfect for connecting pipes, valves, and equipment in critical applications that require durable, leak-proof, and high-strength solutions. Additionally, they are utilized in both offshore and onshore pipeline projects, chemical processing units, and mechanical assemblies where safety, reliability, and pressure resistance are paramount. Thabiso Steel’s A694 Flanges offer engineers and contractors efficient, robust, and long-lasting solutions for their projects.