Tips for Choosing Suitable Weathering Steel Siding for Architecture

Oct 30, 2025 Leave a message

Corten metal siding is available in various thicknesses to suit applications and structural requirements. The typical thickness is between 1.5 and 6 mm.

Corten metal siding

 

The exact thickness of cor ten siding depends on the specific design, load bearing capacity and structural considerations of the building.

 

Products specification

 

Rib Distance Rib Height Length
2.67″ pitch 7/8″ or custom 1 to 52″
Finish Coverage Area Gauges
PVDF Resin Based Roof: 34.67″
Wall:67″
Gauge 22, 24

 

Technical details of weathered steel siding

 

Material Type 7/8″ Corrugated Metal Roofing and Siding
Recommended Minimum Roof Slope: 3/12
Available Gauges: 22, 24
Rib Height: 7/8″
Rib Distance (Pitch) 2.67″ Pitch
Panel Length: 1′ to 52′
Fasteners: Exposed
Substrate: AZ50 Minimum (Galvalume®/Zincalume®)
Coverage Area (Roof): 34.67″
Overall Width: 39″ Out to Out may vary depending on coil width used.
Coverage Area (Wall): 37″
Installation: Can be installed over an open purlin system or a solid substrate. Use bead mastic on the overlap if used for a roofing application.
Finishes: PVDF Resin Based

 

Corten metal siding equivalent

 

AMERICAN
ASTM
BRITISH STANDARD GERMAN
DIN
JAPANESEJIS
ASTM A423
GR.1
ASTM A214
BS-6323-5
BS-6323-6
DIN 17177
EN 10217-1 AND 2
EN 10305-2 AND 3
JIS G 3445

 

Mechanical properties of corten steel panels

 

Min. Yield Point Tensile Strength Elongation
IRSM 41- 97 [340 MPa] [480 MPa] 21% min
ASTM 588 GR. A [345 MPa] [485 MPa] 21% min
CORTEN A [355 MPa] [470 – 630 MPa] 20 % min
ASTM 242 TYPE -1 [345 MPa] [480 MPa] 16% min

 

corten siding panels chemical properties

 

IRSM 41 -97 ASTM 588 GR A Corten – A Plates ASTM 242 TYPE -1
Manganese 0.25-0.45 0.80-1.25 0.20-50 1.00
Carbon, Max 0.10 0.19 0.12 0.15
Phosphorus 0.07-0.11 0.04 0.07-0.15 0.15
Silicon 0.28-0.72 0.30-0.65 0.25-0.75 0.25-0.40
Aluminimum 0.030
Sulphur, max 0.030 0.05 0.030 0.05
Chromium 0.30-0.50 0.40-065 0.50-1.25
Nickel, max 0.20-0.49 0.40 0.65
Copper 0.30-0.39 0.25-0.40 0.25-0.55 0.20 min
Molybdenum, max
Vanadium 0.050 0.02-0.10

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Where exactly corten metal siding used

 

Corten steel screens are often used as:

Privacy screens in residential and commercial settings

Fencing panels to define boundaries and add visual interest to properties.

Room dividers or partitions create distinct spaces while maintaining an open and airy feel.

Wall art and installations add a modern and industrial aesthetic to indoor and outdoor spaces.

Decorative elements for building facades create a striking visual impact.

Create sculptures and outdoor art installations.

 

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