Square Round Bar (Square Bar)

Manufacturer, Supplier & Exporter of Square Round Bar (Square Bar)

Square Round Bars, commonly referred to as Square Bars, are versatile steel bars with a uniform square cross-section, widely used in construction, engineering, and industrial applications. They provide excellent structural strength and precision, making them suitable for fabrication, machinery, and architectural purposes. Riddhi Siddhi Impex is a trusted manufacturer and supplier of Square Round Bars in India, known for quality, durability, and reliability...

Riddhi Siddhi Impex offers Square Bars in a variety of material grades including mild steel (IS 2062), carbon steel (C45, C55), alloy steel, and stainless steel (SS 304, SS 316, SS 410). These materials ensure suitability for different mechanical and structural requirements, from load-bearing applications to corrosion-resistant environments..

Square Bars are manufactured using hot rolling, cold drawing, or forging processes depending on the grade and intended application. The bars are formed with strict dimensional accuracy and a smooth surface finish. Riddhi Siddhi Impex employs rigorous quality control measures including chemical composition testing, tensile and yield strength checks, and surface inspections to meet both Indian and international standards..

Square Bars offer high tensile and yield strength, excellent hardness, and toughness. They can withstand heavy loads without deformation, making them ideal for structural and mechanical applications. Their uniform square shape allows easy joining, welding, and machining, while the surface finish enhances durability and reduces wear during fabrication...

Square Round Bars are widely used in manufacturing fasteners, shafts, bolts, frameworks, gates, railings, and machinery components. They are preferred in construction, automotive, heavy machinery, engineering, and infrastructure projects due to their high structural integrity and adaptability..

Square Round Bar (Square Bar) – Specification

Specification	Details
Product	Square Round Bar (Square Bar)
Size Range	10mm to 200mm
Length	1000mm – 6000mm (Custom Cut Available)
Grades	SS 304, 316, 310, 410, 416, Carbon Steel, Alloy Steel, Mild Steel
Manufacturing Process	Hot Rolled / Cold Drawn / Forged
Surface Finish	Bright, Black, Polished, Ground
Standards	ASTM, ASME, DIN, JIS, EN, ISO

Chemical Composition (Stainless Steel 304 Example)

Element	Composition (%)
Carbon (C)	0.08 max
Chromium (Cr)	18.0 – 20.0
Nickel (Ni)	8.0 – 10.5
Manganese (Mn)	2.0 max
Silicon (Si)	1.0 max
Phosphorus (P)	0.045 max
Sulfur (S)	0.03 max

Mechanical Properties

Property	Value
Tensile Strength	515 MPa min
Yield Strength	205 MPa min
Elongation	40% min
Hardness	≤ 201 HB

Dimension Chart (Square Bar)

Size (mm)	Section (mm²)	Weight (kg/m)
10 x 10	100	0.79
12 x 12	144	1.13
16 x 16	256	2.02
20 x 20	400	3.14
25 x 25	625	4.91
30 x 30	900	7.06
40 x 40	1600	12.56
50 x 50	2500	19.63

Equivalent Grades

Standard	Grade
ASTM	304 / 316 / 410
EN	1.4301 / 1.4401
JIS	SUS 304 / SUS 316
DIN	X5CrNi18-10 / X2CrNiMo17-12-2

Equivalent Standards

Standard	Description
ASTM A276	Stainless Steel Bars
ASTM A484	General Requirements for SS Bars
EN 10088	Stainless Steels – Technical Delivery
JIS G4303	Stainless Steel Bars Specifications

Other Types of Round Bars

Product Type
Bright Round Bar
Black Round Bar
Hex Round Bar
Centerless Ground Bar
Flat Bar
Hot Rolled Bar
Cold Drawn Bar

Riddhi Siddhi Impex is committed to supplying Square Bars with consistent mechanical properties, precise dimensions, and superior surface finish. By adhering to international standards and offering customized solutions, they have established themselves as a reliable domestic supplier. Their products support construction, machinery, automotive, and fabrication industries across India..

Frequently Asked Questions (FAQs)

Q1: What are the common applications of Square Round Bar (Square Bar)?

A1: Square Bars are widely used in construction, fabrication, frameworks, machine components, industrial equipment, and structural applications.

Q2: Do you offer custom sizes and lengths for Square Bars?

A2: Yes, we provide Square Round Bars in custom dimensions, lengths, and finishes as per your project requirements.

Q3: Are stainless steel Square Bars corrosion-resistant?

A3: Yes, stainless steel grades like 304 and 316 offer excellent corrosion resistance, making them suitable for harsh industrial and marine environments.

Q4: What surface finishes are available for Square Round Bar?

A4: We offer Bright, Black, Polished, Hot Rolled, and Custom surface finishes as required by the application.