Carbon Steel EN-31 R-100 Bars

Hyderabad-based Dhruv Metals is a renowned manufacturer and supplier of high–quality Carbon Steel EN-31 R-100 Bars and Rods. Our products, famous for longevity, accuracy, and mechanical perfection, are designed with the rigorous requirements of industries like automobiles, tool-making, and heavy equipment in mind. Supported by stringent quality control and sophisticated manufacturing techniques, we supply these bars and rods in different sizes and specifications to deliver consistent performance. With emphasis on bespoke solutions and timely delivery, Dhruv Metals aims to be a reliable ally to customers looking for high-performance steel components.

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Carbon Steel EN-31 R-100 Round Bars

Carbon Steel EN-31 R-100 Hex Bars

Carbon Steel EN-31 R-100 Series Rods

What is Carbon Steel EN-31 R-100 Series Bars ?

Carbon Steel EN-31 R-100 Bars and Rods are designed to achieve higher hardness and wear resistance. The standard chemical constitution comprises 0.90–1.20% Carbon, 1.00–1.60% Chromium, and 0.30–0.75% Manganese, providing the ideal strength and machinability balance. EN-31 R-100 bars possess tensile strength of about 750–850 MPa, yield strength of 450–600 MPa, and an elongation between 12–16%. With superior hardness, impact value, and dimensional tolerance, EN-31 R-100 bars find applications in precision industries that require long-term stress performance and consistency.

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Carbon Steel EN-31 R-100 Bars Specifications

Grades	EN 8, EN 19, EN 24, EN 31
Dimensions	EN, DIN, JIS, ASTM, BS, ASME, AISI
Carbon Steel EN Series Round Bars	3.0 – 50.8 mm, Over 50.8 – 300mm
Carbon Steel EN Series Rectangular Bars	6.35 x 12.7mm,6.35 x 25.4mm,12.7 x 25.4mm
Carbon Steel EN Series Hex Bars	AF5.8mm–17mm
Carbon Steel EN Series Square Bars	AF2mm – 14mm, AF6.35mm,9.5mm,12.7mm, 15.98mm,19.0mm, 25.4mm
Carbon Steel EN Series Flat Bars	1/2” to 10” in thickness range of 2mm to 150mm
Length	1 to 6 Meters, Custom Cut Lengths
Finish	Bright, Polish & Black
Form	Round, Square, Hex (A/F), Rectangle, Wire (Coil Form), Wire-mesh, Billet, Ingot, Forging Etc.

Chemical Compositions of Carbon Steel EN-31 R-100 Bars

Carbon	0.95 / 1.10
Manganese	0.40 / 0.70
Silicon	0.10 / 0.35
Sulfur	Max 0.050
Phosphorus	Max 0.040
Chromium	1.20 – 1.60

Mechanical Properties of Carbon Steel EN-31 R-100 Bars

NAME OF MATERIAL	COMPOSITION IN % OF WEIGHT		THERMAL CONDUCTIVITY W/M-K	DENSITY KG/M^3	MELTING POINT
	C	Mn Si Cr S P Mg
En-31 IS-103 Crl	1.5	0.52 0.22 1.3 0.05 0.05 –	46.6	7810	1540

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Carbon Steel EN-31 R-100 Bars Types

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Equivalent Grades Carbon Steel EN-31 R-100 Bars

BRITISH BS 970:1991	535A99
BRITISH BS 970:1955	EN31
GERMAN DIN	100CR6
FRENCH AFNOR	100C6
SWEDISH SS	2258
AMERICAN SAE / AISI	52100

Frequently Asked Questions (FAQ)

What are the key features of Carbon Steel EN-31 R-100 Bars and Rods?

They offer high hardness, excellent wear resistance, and durability, making them ideal for heavy-duty and high-performance applications.

What industries use EN-31 R-100 Bars and Rods?

They are commonly used in automotive, engineering, and tooling industries for components like gears, shafts, dies, and cutting tools.

Can EN-31 R-100 Bars and Rods be customized?

Yes, we provide EN-31 R-100 Bars and Rods in various sizes and specifications tailored to meet specific application requirements.

Carbon Steel EN-31 R-100 Bars Uses

EN-31 R-100 Carbon Steel Bars and Rods are extensively used in all automotive, engineering, and tool-making applications because they are tough, wear-resistant, and highly machinable. Typical uses are gears, bearings, shafts, and axles in the automotive industry, where reliability and strength are essential. In the tool-making sector, they are best suited for dies, punches, and cutting tools, which require long life and dimensional accuracy. Their toughness also makes them ideal for industrial usage and heavy machine parts. Dhruv Metals provides customized solutions for each individual customer’s specific technical needs.

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