ASC LLP – Your Trusted Carbon Steel Suppliers

Carbon steel products are a versatile alloy made of iron and carbon, used widely for its strength and durability. But what is carbon steel? It’s categorized by carbon content into grades such as high-carbon steel and low-carbon steel. High carbon steel, with 0.6%-1.0% carbon, is hard and strong, ideal for cutting tools. Low-carbon steel, with up to 0.3% carbon, is more malleable and weldable, perfect for automotive panels.

Understanding the carbon steel grades chart helps in selecting the right type based on chemical composition and properties. Elements like manganese and silicon affect its hardness, ductility, and resistance to wear. This makes carbon steel essential in construction, manufacturing, and engineering. Its varied properties and grades ensure it meets diverse industrial needs effectively.

Carbon Steel Pipes

Carbon Steel Tubes

Carbon Steel Plates, Sheets & Coils

Carbon Steel Fittings

Carbon Steel Flanges

Carbon Steel Fasteners

Carbon Steel Bars and Rods

Carbon Steel Wires

Carbon Steel Coiled Tubes

Schedule Chart for Carbon Steel

Schedule Number	Nominal Pipe Size (NPS)	Outside Diameter (OD)	Wall Thickness (WT)	Internal Diameter (ID)
SCH 5	1/2″	21.3 mm	1.65 mm	18.00 mm
SCH 10	1″	33.4 mm	2.77 mm	27.86 mm
SCH 20	2″	60.3 mm	3.91 mm	52.48 mm
SCH 40	4″	114.3 mm	6.02 mm	102.26 mm
SCH 80	6″	168.3 mm	10.97 mm	146.36 mm
SCH 160	8″	219.1 mm	18.26 mm	182.58 mm

Mechanical Properties Chart

Property	1010 Carbon Steel	1018 Carbon Steel
Tensile Strength (MPa)	365	440
Yield Strength (MPa)	305	370
Elongation (%)	28	15
Hardness (HB)	111	126
Modulus of Elasticity (GPa)	205	205

Specifications Chart

Specification	1010 Carbon Steel	1018 Carbon Steel
ASTM Standard	ASTM A109, A36, A830	ASTM A108, A29, A304
UNS Number	G10100	G10180
SAE Number	1010	1018
AISI Number	1010	1018

Chemical Composition Chart for Carbon Steel Grades

Element	1010 Carbon Steel	1018 Carbon Steel	ASTM A36	IS 2062 E250
Carbon (C)	0.08 – 0.13%	0.15 – 0.20%	0.25 – 0.29%	0.20% max
Manganese (Mn)	0.30 – 0.60%	0.60 – 0.90%	0.60 – 0.90%	0.60 – 1.20%
Phosphorus (P)	0.04% max	0.04% max	0.04% max	0.045% max
Sulfur (S)	0.05% max	0.05% max	0.05% max	0.045% max
Iron (Fe)	Balance	Balance	Balance	Balance

Applications of Carbon Steel

Industry	Applications
Construction	Structural beams, rebar, framework
Automotive	Body panels, chassis, brackets, engine parts
Manufacturing	Machine parts, gears, shafts, pins, cold-headed parts
Oil and Gas	Pipeline, fittings, pressure vessels
Shipbuilding	Hull construction, bulkheads, structural components
General Engineering	Fasteners, bolts, nuts, general purpose components