Manufacturer, Supplier & Exporter of SCM435 Round Bar

SCM435 Round Bar is a premium-grade alloy steel known for its high tensile strength, excellent toughness, and hardenability. Riddhi Siddhi Impex, a leading manufacturer and supplier in India, offers SCM435 round bars to meet the demands of industries requiring high-strength and wear-resistant materials. This alloy steel is widely used in automotive, industrial machinery, and structural applications where reliability and durability are essential..

Riddhi Siddhi Impex serves as a trusted SCM435 Round Bar domestic supplier, ensuring that all products adhere to stringent quality standards. The bars are manufactured under controlled processes, ensuring precise chemical composition and uniform mechanical properties. Every batch is inspected for dimensional accuracy, hardness, and microstructure to provide consistent and dependable performance for industrial components..

One of the key benefits of SCM435 Round Bar is its excellent hardenability. It can be heat-treated to achieve high tensile and yield strengths, making it suitable for components exposed to high stress and fatigue. The steel is typically supplied in annealed, normalized, or quenched and tempered conditions depending on the application. This versatility makes SCM435 ideal for shafts, gears, axles, and other critical components..

The material’s composition, enriched with chromium, molybdenum, and manganese, gives SCM435 superior wear resistance, toughness, and fatigue strength. Riddhi Siddhi Impex ensures precise alloy content to maintain consistent quality across all supplied bars. The steel’s machinability also allows manufacturers to perform precision turning, milling, and grinding without compromising strength..

Riddhi Siddhi Impex offers customized sizes, lengths, and heat treatments for SCM435 Round Bars, providing solutions tailored to client requirements. Additional services include precision cutting, grinding, and surface finishing to improve component life and reduce machining costs. Technical support is provided to help clients choose the appropriate diameter, length, and heat treatment for specific applications.

SCM435 Round Bar — Specification & Datasheet (Riddhi Siddhi Impex)

Specification — SCM435 Round Bar

Property	Details / Typical
Product name	SCM435 Round Bar (High Strength Alloy Steel)
Manufacturer / Supplier	Riddhi Siddhi Impex
Common designation	SCM435 / JIS G4105
Equivalent grades	EN 42CrMo4, DIN 1.7225, AISI 4140
Form	Hot Rolled, Forged, Bright Turned & Ground
Delivery conditions	Annealed, Normalized, Quenched & Tempered
Size range	10 mm – 300 mm diameter (custom sizes available)
Length	3 m, 6 m, or cut-to-length
Typical applications	Gears, shafts, axles, spindles, rollers, automotive and industrial machinery components
Traceability	Mill Test Certificate (MTC) as per EN 10204 2.2 / 3.1

Chemical Composition (wt.%) — Typical

Element	Typical content (%)
Carbon (C)	0.32 – 0.38
Manganese (Mn)	0.60 – 0.90
Silicon (Si)	0.15 – 0.35
Chromium (Cr)	0.80 – 1.10
Molybdenum (Mo)	0.15 – 0.25
Phosphorus (P)	≤ 0.035
Sulfur (S)	≤ 0.035
Iron (Fe)	Balance

Mechanical Properties — Typical

Condition	Tensile Strength (MPa)	Yield Strength (MPa)	Elongation (%)	Hardness
Annealed	650 – 850	≈ 400 – 550	12 – 18	≈ 180 – 230 HB
Normalized	750 – 950	≈ 500 – 650	10 – 15	≈ 220 – 270 HB
Quenched & Tempered	900 – 1100	≈ 700 – 850	8 – 12	≈ 280 – 320 HB

Dimension Chart — Common Sizes & Approx. Weights

Diameter (mm)	Area (mm²)	Approx. Weight (kg/m)
10	78.54	0.62
12	113.10	0.89
16	201.06	1.58
20	314.16	2.47
25	490.87	3.86
32	804.25	6.31
40	1256.64	9.86
50	1963.50	15.39
80	5026.55	39.44
100	7853.98	61.58

Equivalent Grades

Standard / Region	Equivalent Grade
JIS	SCM435
DIN / EN	42CrMo4 / 1.7225
AISI / SAE	4140

Equivalent Standards

Standard	Description
JIS G4105	Alloy Steel for Automotive and Machinery Components
EN 10083-3 / DIN 42CrMo4	Alloy Steel with Quenching and Tempering for High Strength Applications

Other Types / Finishes

Type	Description
Hot Rolled / Black	Economical form for general engineering components
Bright Turned & Ground	Precision diameter and smooth surface for high accuracy applications
Forged Bars	Enhanced grain flow and strength for critical components
Surface Treatments	Nitriding, induction hardening, shot peening, and grinding
Custom Sizes	Cut-to-length, diameter-specific, and tolerance-controlled options

The company has a nationwide distribution network, supplying SCM435 Round Bars to industrial and automotive hubs in Mumbai, Delhi, Bengaluru (Bangalore), Hyderabad, Chennai, Kolkata, Pune, Ahmedabad, Surat, Vadodara, Rajkot, Nagpur, Indore, Bhopal, Jaipur, Kanpur, Lucknow, Agra, Varanasi, Amritsar, Chandigarh, Mysuru (Mysore), Udaipur, Jodhpur, Visakhapatnam, Coimbatore, Madurai, Kochi, Thiruvananthapuram, Mangalore, Nashik, Kolhapur, Chandrapur, Akola, Vilayat, Somnath, Dahej, Narmada, Ankleshwar, Navsari, Valsad, Rajpipla, ensuring timely delivery for both bulk and urgent orders..

Frequently Asked Questions (FAQs)

Q1: What are the common applications of SCM435 Round Bar?

A1: SCM435 is commonly used in manufacturing automotive components like shafts, axles, crankshafts, gears, and in industrial machinery parts.

Q2: Can Riddhi Siddhi Impex supply SCM435 in custom sizes and heat-treated conditions?

A2: Yes, we provide custom diameters, lengths, and heat treatments including annealed, normalized, and quenched & tempered per client requirements.

Q3: What certifications are provided with SCM435 Round Bar?

A3: All bars come with Mill Test Certificates (MTC) as per EN 10204 2.2 / 3.1. Optional third-party inspection reports are also available.

Q4: Is SCM435 suitable for high-stress and high-wear applications?

A4: Yes, SCM435 offers excellent tensile strength, toughness, and wear resistance after heat treatment, making it ideal for heavy-duty applications.