Chemical Composition

Chemical Composition,max(%)
	C250 , C250L0
Carbon (C)	0.12
Silicon(Si)	0.05
Manganese (Mn)	0.5
Phosphorus (P)	0.03
Sulfur (S)	0.03
Chromium(Cr)	0.15
Molybdenum(Mo)	0.1
Aluminium(Al)	0.1
Titanium (Ti)	0.04

AS1163 C250 is a cold-formed structural steel hollow section with a carefully controlled chemical composition to ensure consistent performance and structural integrity. These elements contribute to the steel's strength, ductility, and resistance to atmospheric corrosion.

Products Description

Grade	Minimum yield strength MPa	Minimum tensile strength MPa	Minimum elongation %
			Circular hollow sections d₀/t			Rectangular hollow sections b/t,d/t
			≤15	>15≤30	>30	≤15	>15≤30	>30
C250 , C250L0	250MPa	320MPa	18	20	22	14	16	18
d₀ for circular sections,b for square sections,d for rectangular sections,t for wall thickness

Yield Strength: The minimum yield strength of C250 is 250 MPa, which is a measure of the stress that can be applied to the material before it begins to deform plastically.
Tensile Strength: The minimum tensile strength is 320 MPa, indicating the maximum stress that the material can withstand while being stretched or pulled.

Comparison with C250L0

While AS1163 C250 offers a good balance of properties for many applications, C250L0 is designed for environments where impact resistance at lower temperatures is necessary. C250L0 has a minimum yield strength of 250 MPa and a tensile strength of 320 MPa, similar to C250, but it also requires a Charpy V-Notch Impact Test at 0°C, ensuring it retains its toughness in colder conditions. This makes C250L0 more suitable for construction in areas with extreme temperature fluctuations or where structures may be subjected to impact loads.

AS1163 C250 steel is chosen for its ability to provide structural integrity at a lower cost, whereas C250L0 is selected when additional impact resistance is required. The choice between the two grades depends on the specific demands and stress conditions of the project .

Applications

Structural Applications: AS1163 C250 is widely used in construction and engineering due to its strength and versatility. It is suitable for light to medium-duty structural applications such as residential and commercial buildings, warehouses, and light industrial structures.
Infrastructure Projects: It is also used in infrastructure projects like road paving and building pile foundations where high strength is not a critical factor.

Advantages

Cost-Effectiveness: AS1163 C250 is significant in the construction industry due to the strength and economic efficiency. This provide a reliable and economical option for projects where high-strength steel is not required, yet structural integrity and durability are paramount.
Structural Integrity: It provides reliable structural integrity for a variety of construction needs without the additional costs associated with higher strength grades.

AS1163 C250 steel is significant in the construction industry due to its balance of strength, ductility, and cost-effectiveness. It provides a reliable and economical option for projects where high-strength steel is not required, yet structural integrity and durability are paramount.It ensures structural integrity while keeping costs in check, making it an attractive option for many people.

AS1163 C250 HOLLOW SECTION

AS1163 C250、C250L0 HOLLOW SECTION STANDARD: AS 1163（AS/NZS 1163) GRADE: C250、C250L0 Outside Diameter: 20MM × 20MM - 1200MM × 1200MM(SHS) 20MM × 30MM - 1000MM × 1500MM(RHS) Wall Thickness: 1.2MM - 50MM LENGTH: 1M - 12M,commonly used 5.8M,6M,12M

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Product Consulting

Chemical Composition

Chemical Composition,max(%)
	C250 , C250L0
Carbon (C)	0.12
Silicon(Si)	0.05
Manganese (Mn)	0.5
Phosphorus (P)	0.03
Sulfur (S)	0.03
Chromium(Cr)	0.15
Molybdenum(Mo)	0.1
Aluminium(Al)	0.1
Titanium (Ti)	0.04

Products Description

Grade	Minimum yield strength MPa	Minimum tensile strength MPa	Minimum elongation %
			Circular hollow sections d₀/t			Rectangular hollow sections b/t,d/t
			≤15	>15≤30	>30	≤15	>15≤30	>30
C250 , C250L0	250MPa	320MPa	18	20	22	14	16	18
d₀ for circular sections,b for square sections,d for rectangular sections,t for wall thickness

Yield Strength: The minimum yield strength of C250 is 250 MPa, which is a measure of the stress that can be applied to the material before it begins to deform plastically.
Tensile Strength: The minimum tensile strength is 320 MPa, indicating the maximum stress that the material can withstand while being stretched or pulled.

Comparison with C250L0

Applications

Structural Applications: AS1163 C250 is widely used in construction and engineering due to its strength and versatility. It is suitable for light to medium-duty structural applications such as residential and commercial buildings, warehouses, and light industrial structures.
Infrastructure Projects: It is also used in infrastructure projects like road paving and building pile foundations where high strength is not a critical factor.

Advantages

Cost-Effectiveness: AS1163 C250 is significant in the construction industry due to the strength and economic efficiency. This provide a reliable and economical option for projects where high-strength steel is not required, yet structural integrity and durability are paramount.
Structural Integrity: It provides reliable structural integrity for a variety of construction needs without the additional costs associated with higher strength grades.