Green Copper Sheet

Green copper stainless steel reproduces verdigris — the blue-green patina copper develops after long-term oxidation, the same effect seen on aged copper roofing and statuary. The range spans from a deep charcoal-green through classic teal/turquoise tones to mottled transitional finishes where rust-orange and green sit together, echoing copper mid-way through its natural weathering process. The base material is stainless steel, not solid copper. We supply this finish across grades 201, 304, 316 and 430.

Antiuqed Bronze Sheet

How the Verdigris Effect Is Made

The process starts with a base surface texture, then goes through PVD coating or water plating to build the green patina tone. The coloring is worked in unevenly on purpose, producing the mottled, weathered surface verdigris develops naturally outdoors rather than a single flat green.

The extent and mix of this process sets the final character — a controlled, even application produces the deeper solid teal-green tones, while a more irregular process produces the mottled finishes where orange, brown, and green sit together, closer to copper caught mid-transition. Because this is a range, we can match it to a specific reference or sample.

Green Copper Stainless Steel Metal Sheet in Sanmei Metal

Get a qoute now

Surface Textures of Green Copper Panels

Flat Finishes

These irregular, mottled patterns are hand-dyed onto the surface, closer to how copper naturally oxidizes outdoors. The base can also carry an added hairline or vibration texture underneath the coloring, for a look that combines the mottled patina with fine surface scratching.

Rose Gold Vibration Stianless Steel Sheet S26VB-19

Rose Gold Satin Stianless Steel Sheet S26ST-19

Rose Gold Hairline Stianless Steel Sheet S26HL-23

Raised Textures — Embossed, Etched

These add physical depth rather than just surface color. Embossed and etched textures reproduce the pitting and surface breakdown that bronze develops over long exposure — the raised and recessed areas take the coloring differently, so the aged look comes from the texture itself, not a layer sitting on top of it.

Vintage Green Copper Liquid Hammer Pattern Stainless Steel Sheet S26VT-80

Product Details

Design & Patterns

Sizes & Grades

See more antique finishes: Copper, Bronze & Copper Green →

Explore ALL Aged Finish→

Standard Sizes & Thickness

Sheet Thickness

0.3mm – 3.0mm (30–11 Gauge)

Recommended Decorative Range

0.5mm – 2.0mm

Metric Sizes (Width x Length)

1000x2000, 1219x2438, 1219x3048, 1500x3000 mm

Imperial Sizes (Width x Length)

3.28x6.56, 4.00x8.00, 4.00x10.00, 4.92x9.84 ft

Coil Width Options

1000mm / 1219mm / 1500mm

Coil Weight Range

3–5 Tons (Custom Slitting Available)

Custom Sizing

Coil slitting & cut-to-length options available

Material & Processing Data

Substrate Options

AISI 201, 304, 304L, 316, 316L, 430

Surface

Aged Finish

Coloring Methods

Aged Bronze PVD Coating / Water Plating

Standard Lead Time

7–10 Days (In Stock) / 25–30 Days (Custom)

Forward / Bulk Orders

30–45 Days

Request for Samples

Cut to Size & Custom Aging

Every aged bronze sheet is cut to your project's dimensions. The oxidation depth, coloring, and hand-applied mottling can be adjusted on request — giving you control over how light, dark, or heavily weathered the surface reads.

Start Your Project

Application

Green copper carries a specific set of associations most metals don't — weathered copper roofs, aged statuary, the verdigris on old church domes and public monuments. That history makes it a strong choice for projects aiming for age, permanence, and outdoor weathered character rather than a polished interior look.

Exterior & Facade Applications:

Roofing accents and canopy cladding
Building facade panels
Monument and signage cladding
Planters and exterior fixtures

Statement Interior Applications:

Museum and gallery feature walls
Artisan-focused retail and hospitality interiors
Sculptural panels and art installations
Accent walls in heritage-themed spaces

Our green copper sheet metal can be bent or punched to match your project's mounting requirements.

Tell Us Your Project

See Aged Metal Finish in Real Projects

From facades to ceilings, decorative panels, and cabinetry — see how our aged metal finishes look once installed.

View Project Cases →

Black Bronze hammered stainless steel architectural facade cladding on contemporary Chinese building (2)

Black Bronze hammered stainless steel full bathroom wall cladding with round backlit mirror

About the Green Copper Process

Every green copper sheet begins as plain grey-silver stainless steel. The final look comes down to how the surface is polished and how the patina coloring is layered on afterward — no two combinations produce quite the same result, which is part of why each sheet ends up one of a kind.

Here's how a sheet moves through production:

We start from your chosen stainless steel grade — 201, 304, 316, or 430
The verdigris tone is built up through an oxidation coloring stage
From there, the aged texture takes one of two directions:
- Etched — a raised, tactile pattern sits beneath the patina for real dimensional depth
- Standard — the patina stays flat, reading as natural surface weathering
Each sheet gets hand-finished to bring out the mottled character in the coloring
A protective clear coat goes on last, locking in the finish and slowing any further oxidation

FAQS

Is this made from solid copper?

No — the base is stainless steel (201/304/316/430). The verdigris color comes from an oxidation coloring process applied to the surface, so you get the look of aged copper with stainless steel's durability and corrosion resistance underneath.

How does this compare to your Antique Copper finish?

Antique Copper stays in the red-brown range — an earlier stage of copper's natural weathering. This finish picks up where that leaves off, moving into the blue-green verdigris that develops over longer exposure. If red-brown is closer to what you need, that page is the better fit. Explore Antique copper stainless steel.

Can I get a raised texture instead of a flat patina?

Yes, that's what the etched option is for — it builds physical relief beneath the coloring rather than staying flat. The standard process, by comparison, keeps the surface smooth with the weathering effect coming through color alone.

We're installing across a large wall or facade — how do you keep it from looking patchy?

Send us your drawings, or the surface dimensions, and we'll map out how the mottling should distribute across panels before production starts. That planning step is what keeps a multi-panel installation reading as one surface instead of a set of mismatched sheets.

Does this hold up outdoors?

Yes — it's built to. The standard protective coating helps stabilize the color, but for outdoor installations we recommend adding an exterior-grade topcoat on top of it, which further slows oxidation and extends how long the finish holds its appearance before needing to be reapplied.

Ready to Elevate Your Architectural Project?

Contact our technical engineering team for samples, project pricing, or custom fabrication consultations.

Request for Samples

Material-Driven. Engineering-Supported. Execution-Ready.

Why Choose Sanmei Metal

About Us

Verified Material Sources & Traceability

Material quality starts at the source. Verified mills and processors in Foshan ensure traceable, consistent supply.

In-House Color & Surface Processing

Coloring and processing under one roof. PVD, water plating, and surface finishing — all in-house.

Engineering Support Built on Material Understanding

Built on material understanding. Engineers review drawings to ensure profiles are manufacturable.

Integrated Processing & Project Coordination

Coordinated, not fragmented. Processing, fabrication, and finishing aligned end to end.

Mill Guarantee & Quality

Base coils come from our TOP partner mills (Lisco, Tisco, Jisco, Posco PZSS, Yongjin, Hongwang) before undergoing surface finishing and coating in-house at our Foshan facility.

Know More Our Top Resources →

Laser-Grade Film Protection

Every sheet and coil ships with protective PVC film from Polifilm (Germany) and Novacel (France). Adhesion level is matched to your downstream process — strong enough to stay in place through laser cutting or stamping without gas pressure lifting the film and causing edge blowout, but not so strong that it leaves residue when removed.

Know More Our Packaging and Filming →

Global Logistics & Packing

Seaworthy packaging using sturdy wooden crates or steel frames to ensure 100% surface perfection upon arrival. Exporting directly to North America, Europe, Middle East, and Southeast Asia.

Know More Our Packaging and Filming →

Bronze SS

Green Copper Sheet

How the Verdigris Effect Is Made

Get a qoute now