Expansion coefficient reference

Code-Snippets

curl "https://api.oanor.com/thermalexpansion-api/v1/materials" \
  -H "x-oanor-key: oanor_test_..."

await fetch("https://api.oanor.com/thermalexpansion-api/v1/materials", {
  headers: { "x-oanor-key": "oanor_test_..." }
});

$ch = curl_init("https://api.oanor.com/thermalexpansion-api/v1/materials");
curl_setopt($ch, CURLOPT_HTTPHEADER, ["x-oanor-key: oanor_test_..."]);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$out = curl_exec($ch);

import requests
requests.get(
    "https://api.oanor.com/thermalexpansion-api/v1/materials",
    headers={"x-oanor-key": "oanor_test_..."}
)

Beispiel-Response

Echte Antwort dieses Endpoints, erfasst beim letzten Health-Check.

{
    "data": {
        "note": "Linear coefficients α for solids (per K); volumetric β for liquids. For solids the volumetric coefficient is β ≈ 3α.",
        "linear_alpha_per_K": {
            "pvc": 5.2e-5,
            "gold": 1.4e-5,
            "iron": 1.2e-5,
            "lead": 2.9e-5,
            "wood": 5.0e-6,
            "zinc": 3.0e-5,
            "brass": 1.9e-5,
            "brick": 5.5e-6,
            "glass": 9.0e-6,
            "invar": 1.2e-6,
            "pyrex": 3.3e-6,
            "steel": 1.2e-5,
            "bronze": 1.8e-5,
            "copper": 1.7e-5,
            "marble": 7.0e-6,
            "nickel": 1.3e-5,
            "quartz": 5.9e-7,
            "rubber": 7.7e-5,
            "silver": 1.8e-5,
            "diamond": 1.1e-6,
            "granite": 8.0e-6,
            "aluminum": 2.3e-5,
            "concrete": 1.2e-5,
            "titanium": 8.6e-6,
            "tungsten": 4.5e-6,
            "aluminium": 2.3e-5,
            "cast_iron": 1.04e-5,
            "stainless_steel": 1.7e-5
        },
        "volumetric_beta_per_K_liquids": {
            "oil": 0.0007,
            "water": 0.000207,
            "petrol": 0.00095,
            "acetone": 0.00143,
            "alcohol": 0.00075,
            "benzene": 0.0012,
            "ethanol": 0.00075,
            "mercury": 0.000182,
            "gasoline": 0.00095,
            "glycerin": 0.000485
        }
    },
    "meta": {
        "timestamp": "2026-06-04T10:18:55.563Z",
        "request_id": "1905291c-b712-4a8f-938a-cae6dc165169"
    },
    "status": "ok",
    "message": "Expansion coefficient reference",
    "success": true
}