Manufacturer, Supplier & Exporter of Expanded Metal Sheet

Riddhi Siddhi Impex is a trusted name in the manufacturing and supply of Expanded Metal Sheets in India. With a firm commitment to quality and innovation, the company has become a prominent Expanded Metal Sheet domestic supplier, delivering top-notch products across various industries. These sheets are produced using advanced expanding machines that slit and stretch metal sheets into mesh patterns, offering strength, ventilation, and cost-effectiveness in one solution.

Expanded Metal Sheets are widely recognized for their high strength-to-weight ratio, excellent rigidity, and anti-skid surface, making them ideal for applications in construction, walkways, fencing, enclosures, machine guards, and architectural facades. Riddhi Siddhi Impex offers a wide range of patterns, strand thicknesses, and mesh sizes to suit industrial, commercial, and decorative applications.

The company manufactures expanded metal in materials such as Stainless Steel, Mild Steel, Galvanized Iron, Aluminum, and Copper, ensuring product suitability for various environments—whether indoors, outdoors, corrosive, or high-load. Whether it’s a lightweight mesh for filtering or a heavy-duty platform mesh, Riddhi Siddhi Impex can provide custom solutions tailored to specific client requirements.

As a reliable Expanded Metal Sheet domestic supplier, Riddhi Siddhi Impex has established a strong supply chain network across India. The company supplies its expanded metal products to cities such as Mumbai, Delhi, Bengaluru (Bangalore), Hyderabad, Chennai, Kolkata, Pune, Ahmedabad, Surat, Vadodara, Rajkot, Nagpur, Indore, and Bhopal, ensuring prompt delivery and reliable service to clients in both metro and Tier-2 cities.

The company’s offerings are not only used in industrial applications but also in architectural and interior design—including ceiling panels, partitions, railings, and building exteriors. With an aesthetic appeal and functional benefits like airflow and safety, expanded metal sheets have become an integral part of modern design projects across India.

Expanded Metal Sheet

Specification

Parameter	Detail
Material Grades	SS 304, SS 316, SS 201, MS, Aluminum
Finish Types	Raised, Flattened / Flattened Mesh, Polished, Powder Coated
Thickness	0.3 mm to 8 mm (typical range) :contentReference[oaicite:0]{index=0}
Sheet Width	600 mm to 1250 mm (or custom widths) :contentReference[oaicite:1]{index=1}
Sheet Length	2000 mm to 4000 mm (or custom) :contentReference[oaicite:2]{index=2}
Mesh Pattern / Opening	Diamond, Hexagonal, Custom – with various strand and aperture sizes :contentReference[oaicite:3]{index=3}
Open Area	Typically 20%–70% depending on pattern :contentReference[oaicite:4]{index=4}

Chemical Composition (Typical – SS 304 Expanded Metal)

Element	Percentage (%)
Carbon (C)	≤ 0.08
Chromium (Cr)	18.0 – 20.0
Nickel (Ni)	8.0 – 10.5
Manganese (Mn)	≤ 2.00
Silicon (Si)	≤ 1.00
Phosphorus (P)	≤ 0.045
Sulfur (S)	≤ 0.030

Mechanical Properties

Property	Typical Value
Tensile Strength (SS 304)	~ 515 MPa (min) :contentReference[oaicite:5]{index=5}
Yield Strength	~ 205 MPa (min) :contentReference[oaicite:6]{index=6}
Elongation	≥ 40% :contentReference[oaicite:7]{index=7}
Hardness	Up to ~ 90 HRB / ~160 HB (depending on pattern) :contentReference[oaicite:8]{index=8}

Dimension Chart (Example / Typical Patterns)

Thickness (mm)	Strand Width (mm)	Aperture (mm)	Open Area (%)
1.0	1.5	3 × 6	~ 45%
1.5	2.0	5 × 10	~ 50%
2.0	2.5	8 × 16	~ 55%
3.0	3.0	10 × 20	~ 60%

Equivalent Grades

Standard System	Equivalent Grade
ASTM / ASME	304, 316, 316L
EN (Europe)	1.4301 (304), 1.4401 (316)
JIS (Japan)	SUS 304, SUS 316

Equivalent Standards

Standard	Description
ASTM A240 / A666	Standard specification for stainless steel plates, sheets, and expanded metal
EN 10088	European standard for stainless steel flat products (applies to base material)

Other Types of Expanded Metal / Mesh Finishes

Type	Description / Use Case
Raised (Standard) Expanded Metal	Original expanded shape with depth, good for grating, platforms
Flattened Expanded Metal	Passed through rolling to flatten the raised mesh—better for cladding and decorative surfaces :contentReference[oaicite:9]{index=9}
Decorative Expanded Patterns	Custom shapes or motifs for architectural facades
Perforated Sheet (not expanded)	Regular punched holes rather than stretched mesh

Riddhi Siddhi Impex takes pride in offering sheets with varied mesh types—such as standard (raised), flattened, and decorative mesh. The manufacturing process ensures high dimensional accuracy and a uniform finish, meeting international standards like ASTM, IS, and EN for expanded metal products. Custom cutting, shearing, and finishing services are also available to match project specifications..

Frequently Asked Questions (FAQs)

Q1: What is "raised" vs "flattened" expanded metal?

A1: Raised (standard) expanded metal retains its three‑dimensional depth; flattened expanded metal is pressed flat, resulting in a smoother surface often used for cladding and decorative applications. :contentReference[oaicite:10]{index=10}

Q2: Which materials are commonly used?

A2: Stainless steels (304, 316) are common for corrosion resistance; mild steel, aluminum, and specialty alloys are used based on application demand. :contentReference[oaicite:11]{index=11}

Q3: How is open area calculated?

A3: Open area is the ratio of void (aperture) to total area, depending on aperture size, strand width, and mesh pattern. Higher open area means more ventilation/visibility but less structural strength.

Q4: Is expanded metal stronger than perforated sheet?

A4: Yes, expanded metal has continuity (no holes punched out) so it retains more structural integrity and is less likely to tear or fractur e under stress.