ASTM A53 Pipe

SSM supplies ASTM A53 seamless and welded carbon steel pipe

ASTM A53 Welded and Seamless Pipe Manufacturer

SSM provides seamless and welded black and hot-dip galvanized steel pipes of ASTM A53 carbon steel pipes. There are two types of steel pipes: seamless (Seamless, S) and welded (Welded, E). Grade A and Grade B are provided. The specific product parameters and related performance tables are as follows:

ASTM A53 seamless and welded carbon steel supplier, SSM provides product parameters as shown in the following table:

Articles	Paramètres
OD	Typically from 1/8 inch (DN6) to 26 inches (DN650).
Poids	Les spécifications d'épaisseur de paroi courantes incluent SCH 10, SCH 20, SCH 40, SCH 80, SCH 160, XXS (paroi extra résistante), etc.
Longueur	20 pieds (6 mètres) ou 40 pieds (12 mètres), selon les exigences du client.
Grade	Grade A / Grade B
Normes	ASTM A53 / ASME B36.10 M

Chemical Composition & Mechanical Properties

SSM supplies seamless and welded carbon pipes. ASTM A53 pipes have defined chemical composition and mechanical property requirements to ensure they are suitable for various industrial and structural applications. Grade A is typically used where lower mechanical properties are acceptable, whereas Grade B is chosen for applications requiring higher mechanical strength. The specifications ensure that the pipes are durable, reliable, and fit for purpose in the environments they are used in.

Élément	Grade A (max %)	Grade B (max %)
Carbone (C)	0.25	0.3
Manganèse (Mn)	0.95	1.2
Phosphore (P)	0.05	0.05
Soufre (S)	0.045	0.045
Cuivre (Cu)	0.4	0.4
Nickel (Ni)	0.4	0.4
Chrome (Cr)	0.4	0.4
Molybdène (Mo)	0.15	0.15
Vanadium (V)	0.08	0.08

Note: Le total de Cr, Cu, Mo, Ni et V ne doit pas dépasser 1%.

Les propriétés mécaniques de chaque nuance diffèrent également :

Propriété	Catégorie A	Note B
Tensile Strength (min)	48,000 psi (330 MPa)	60,000 psi (415 MPa)
Yield Strength (min)	30 000 psi (205 MPa)	35,000 psi (240 MPa)
Elongation (min)	Determined by formula, typically around 20%	Determined by formula, typically around 20%

ASTM A53 Grade A and Grade B pipes differ mainly in their chemical composition and mechanical properties. Grade B pipes have higher carbon and manganese content, resulting in higher tensile and yield strengths compared to Grade A.

Manufacturing & Tolerance Requirements

Méthodes de fabrication

Seamless (S): Made by extrusion or rotary piercing and rolling processes, no weld seam.
Welded (E and F):
– Electric Resistance Welded (ERW): Welded using electric resistance; cost-effective.
– Continuous Weld (CW): Welded continuously; used for low-pressure applications.

Exigences de tolérance

Diamètre extérieur (DE)	NPS 1-1/2 and smaller: ± 0.4 mm (± 0.016 inches).
Diamètre extérieur (DE)	NPS 2 and larger: ± 1% of specified OD.
Épaisseur de paroi	Wall thickness not more than 12.5% under specified thickness.
Poids	Weight not vary more than ±10% from specified weight.
Longueur	Single random lengths: 16-22 feet.
Longueur	Double random lengths: 35-45 feet.

Advantages and Disadvantages of A53 Pipes

ASTM A53 pipe is widely used due to its affordability, versatility, and plentiful supply. However, for applications requiring higher mechanical properties or corrosion resistance, other standards such as ASTM A106 or API 5L may be more suitable alternatives.

Avantages :
ASTM A53 pipe, especially welded type (ERW and CW) ASTM A53 pipe is usually more economical than seamless pipe, with flexibility in manufacturing methods (seamless and welded), welded ASTM A53 pipe (ERW and CW) is easier to weld and form connections, reducing installation time and cost.

Inconvénients :
ASTM A53 pipe generally has lower tensile strength and yield strength than ASTM A106 and API 5L pipe, limiting its use in high pressure and high temperature applications. Especially ungalvanized pipes may not be as corrosion resistant as stainless steel or galvanized pipes.

Applications of A53 Pipes

Fluid Transportation
Structural Uses
Mechanical and Pressure Applications
Systèmes CVC
Systèmes de protection incendie
Applications industrielles
Piling and Casing Purposes

Comparison of ASTM A53 and API 5L Pipes

The choice between ASTM A53 and API 5L pipes depends on specific project requirements such as pressure, temperature, corrosion resistance, and mechanical properties. ASTM A53 is more economical and suitable for general-purpose applications, while API 5L is preferred for its higher strength and broader application range, especially in oil and gas transmission where higher pressures and corrosive environments are common.

Normes	ASTM A53	API 5L
Qualités des matériaux	Catégorie A, Catégorie B	Grade A, Grade B, X42, X46, X52 et supérieur
Méthodes de fabrication	Seamless (S), Electric Resistance Welded (ERW), Continuous Weld (CW)	Seamless (S), Electric Resistance Welded (ERW), Submerged Arc Welded (SAW)
Focus sur l'application	General-purpose, structural, fluid transmission	Industrie pétrolière et gazière principalement, applications à haute pression
Composition chimique	Lower carbon and manganese content	Higher carbon, manganese, and other alloying elements
Propriétés mécaniques	Lower tensile and yield strength compared to API 5L	Higher tensile and yield strength, suitable for high-pressure applications
Gamme de tailles	Limited compared to API 5L	Large gamme de tailles et d'épaisseurs de paroi
Résistance à la corrosion	Moderate, may require additional coating or treatment for corrosion protection	Options de résistance à la corrosion améliorées disponibles, y compris les revêtements et les revêtements
Coût	Généralement inférieur en raison de processus de fabrication plus simples	Higher, especially for seamless and higher grade pipes
Soudabilité	Good weldability in ERW and CW forms	Bonne soudabilité dans toutes les formes de fabrication
Disponibilité	Largement disponible	Largement disponible, avec plus d'options de tailles et de qualités