Carbon Steel A53 Gr B Pipe Manufacturer and Supplier in Tunis, Tunisia

Carbon Steel A53 Gr B Pipe

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Marzouk Steel, based in Tunis, Tunisia, is a trusted manufacturer and supplier of high-quality steel products, supporting industries that demand reliability, durability, and consistent performance. One of its most widely used products is the Carbon Steel A53 Gr B Pipe, designed for general-purpose and pressure applications. Manufactured in accordance with ASTM A53 standards, these pipes offer excellent strength, weldability, and long service life. Marzouk Steel ensures that every A53 Gr B pipe meets international specifications, making it a dependable choice for water pipelines, oil and gas transport, structural applications, and industrial piping systems.

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CS A53 GR B Seamless Pipes

CS A53 GR B Welded Pipes

CS A53 GR B EFW Pipes

What is Carbon Steel A53 Gr B Pipe?

Carbon Steel A53 Gr B Pipes are manufactured from quality carbon steel with controlled levels of carbon, manganese, phosphorus, and sulfur. Grade B provides higher tensile and yield strength compared to Grade A, along with good ductility and toughness. These pipes exhibit excellent weldability, formability, and machinability. Suitable for both seamless and welded construction, A53 Gr B pipes are designed to withstand moderate pressure and temperature conditions while maintaining structural integrity and consistent mechanical performance.

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Carbon Steel A53 Gr B Pipe Specification

Grade	ASTM A53 Grade B
Standards	ASME, ASTM and ANSI B 36.10, API
Craft	Cold drawn and Cold rolled
ASTM A53 Grade B ANSI Standard	B1.20.
Schedules	Schedule 30, 20, 40, Extra Heavy (XH), Standard (STD), 100, 80, 140, 120, XXH, 160, & heavier
Type	Seamless / ERW / Welded/Fabricated
ASTM A53 Grade B Pipes Length	Maximum 18 Meters and Minimum 3 Meters
Size	1/2” NB to 36” NB
Tolerance	Cold rolled pipe: +/-0.05mm Cold drawn pipe: +/-0.1mm
End	Beveled End, Plain End, Treaded
Specialized in	ASTM A53 Grade B Pipes Large Diameter
ASTM A53 Grade B Pipes Thickness	3-12 milimeter
ASME Standard	B36.10M

Carbon Steel A53 Gr B Pipe Chemical Composition

Grade	Chemical Composition (%) Max.
Grade	C	Mn	P	S	Cu	Ni	Cr	Mo	V
B	0.3	1.2	0.05	0.045	0.4	0.4	0.4	0.15	0.08

Carbon Steel A53 Gr B Pipe Mechanical Properties

Grade	Mechanical Properties, Min.
Grade	Tensile Strength(Mpa)	Yield Strength(Mpa)
B	415	240

Carbon Steel A53 Gr B Pipe Equivalent Grade

UNS	KS	JIS	DIN Type	DIN Number	EN
K03005	SPPS42	STPG410	St45 / St42-2	1629 /1626	1.0408/1.0040

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.

Top Manufacturer and Supplier of Carbon Steel A53 Gr B Pipe in Tunis, Tunisia

Marzouk Steel is a top manufacturer and supplier of high-quality Carbon Steel A53 Gr B Pipe products in Tunis, Tunisia. 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 Carbon Steel A53 Gr B Pipe

Carbon Steel A53 Gr B Pipe Size Chart

Size	Size	OD	WT	Length	Kgs./Mtr.
1/2″ x Sch 40	15 x Sch 40	21.3 OD	2.77 mm	5 To 7	1.27
1/2″ x Sch 80	15 x Sch 80	21.3 mm	3.73 mm	5 To 7	1.62
1/2″ x Sch 160	15 x Sch 160	21.3 mm	4.78 mm	5 To 7	1.95
1/2″ x Sch XXS	15 x Sch XXS	21.3 mm	7.47 mm	5 To 7	2.55
3/4″ x Sch 40	20 x Sch 40	26.7 mm	2.87 mm	5 To 7	1.69
3/4″ x Sch 80	20 x Sch 80	26.7 mm	3.91 mm	5 To 7	2.20
3/4″ x Sch 160	20 x Sch 160	26.7 mm	5.56 mm	5 To 7	2.90
3/4″ x Sch XXS	20 x Sch XXS	26.7 OD	7.82 mm	5 To 7	3.64
1″ x Sch 40	25 x Sch 40	33.4 OD	3.38 mm	5 To 7	2.50
1″ x Sch 80	25 x Sch 80	33.4 mm	4.55 mm	5 To 7	3.24
1″ x Sch 160	25 x Sch 160	33.4 mm	6.35 mm	5 To 7	4.24
1″ x Sch XXS	25 x Sch XXS	33.4 mm	9.09 mm	5 To 7	5.45
1 1/4″ x Sch 40	32 x Sch 40	42.2 OD	3.56 mm	5 To 7	3.39
1 1/4″ x Sch 80	32 x Sch 80	42.2 mm	4.85 mm	5 To 7	4.47
1 1/4″ x Sch 160	32 x Sch 160	42.2 mm	6.35 mm	5 To 7	5.62
1 1/4″ x Sch XXS	32 x Sch XXS	42.2 mm	9.7 mm	5 To 7	7.78
1 1/2″ x Sch 40	40 x Sch 40	48.3 OD	3.68 mm	5 To 7	4.05
1 1/2″ x Sch 80	40 x Sch 80	48.3 mm	5.08 mm	5 To 7	5.42
1 1/2″ x Sch XXS	40 x Sch XXS	48.3 mm	10.15 mm	5 To 7	9.55
2″ x Sch 40	50 x Sch 40	60.3 OD	3.91 mm	5 To 7	5.44
2″ x Sch 80	50 x Sch 80	60.3 mm	5.54 mm	5 To 7	7.48
2″ x Sch 160	50 x Sch 160	60.3 mm	8.74 mm	5 To 7	11.12
2 1/2″ x Sch 40	65 x Sch 40	73 OD	5.16 mm	5 To 7	8.64
2 1/2″ x Sch 80	65 x Sch 80	73 mm	7.01 mm	5 To 7	11.41
2 1/2″ x Sch 160	65 x Sch 160	73 mm	9.53 mm	5 To 7	14.92
2 1/2″ x Sch XXS	65 x Sch XXS	73 mm	14.02 mm	5 To 7	20.40
3″ x Sch 40	80 x Sch 40	88.9 OD	5.49 mm	5 To 7	11.30
3″ x Sch 80	80 x Sch 80	88.9 mm	7.62 mm	5 To 7	15.28
3″ x Sch 160	80 x Sch 160	88.9 mm	11.13 mm	5 To 7	21.35
3″ x Sch XXS	80 x Sch XXS	88.9 mm	15.24 mm	5 To 7	27.69
3 1/2″ x Sch 40	90 x Sch 40	101.6 OD	5.74 mm	5 To 7	13.57
3 1/2″ x Sch 80	90 x Sch 80	101.6 mm	8.08 mm	5 To 7	18.64
4″ x Sch 40	100 x Sch 40	114.3 OD	6.02 mm	5 To 7	16.07
4″ x Sch 80	100 x Sch 80	114.3 mm	8.56 mm	5 To 7	22.33
4″ x Sch 120	100 x Sch 120	114.3 mm	11.13 mm	5 To 7	28.33
4″ x Sch 160	100 x Sch 160	114.3 mm	13.49 mm	5 To 7	33.55
4″ x Sch XXS	100 x Sch XXS	114.3 mm	17.12 mm	5 To 7	41.04
Size	Size	OD	WT	Length	Kgs./Mtr.

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Uses of Carbon Steel A53 Gr B Pipe

Carbon Steel A53 Gr B Pipes are widely used in water distribution systems, oil and gas pipelines, steam lines, and general industrial piping. They are also suitable for structural applications, fabrication work, and mechanical systems requiring dependable strength and durability. Due to their ease of welding and installation, these pipes are commonly used in refineries, power plants, construction projects, and manufacturing facilities. Engineers and contractors rely on A53 Gr B pipes for cost-effective, reliable solutions where safety, performance, and long-term service life are essential.