Watt per metre kelvin
W/(m·K)cx:W_m_K · Thermal conductivity
1 W/(m·K) = (1 W)^1 × (1 m)^-1 × (1 ΔK)^-1.
- Quantity kind
- Thermal conductivity
- SI dimension
L · M · T^-3 · Θ^-1- Allowed roles
- Scalar
- Unit system / convention
- Coherent SI
- Registry code
W_m_K
Scope and distinctions
Temperature factors are differences (intervals), explicitly declared in expression_roles. Absolute temperature offsets do not participate. Definition metadata, not a claim that an existing calculator is migrated.
Available operations
UUCE executable Preview · Use cx:W_m_K with a compatible unit and a pinned snapshot.
No legacy converter is linked for this definition.
Verification scope
- UUCE conversion capability
units.convertversion0.1.1· VERIFIED- Production binding at publication
- CURRENT
The definition lifecycle describes this registry entry. CVP status describes the conversion capability and the cases and rejection partitions in its Manifest. CVP Manifest · Public replay cases
Candidate is a registry lifecycle state. It is not a completed review or CVP verification.
Definition sources
- BIPM — The International System of Units (SI)
9th edition, version 4.01, June 2026
Tables 4–7: coherent derived units, unit algebra and decimal prefixes
Source checked:Definition metadata attributed to BIPM; brochure licensed CC BY 4.0.
Definition and registry versions
- Definition revision
- 1.0.0
- Registry snapshot
- 0.3.0-preview.3 · preview
- Definition lifecycle
- candidate
- Definition owner
- core.metrology
- Definition digest
db6f2bd9e5e6008d4343f8294536b960d0e6fc81e3c13b54b738e58862d6610d- Definition dependency digest
c66a1f4e842294da95373c10389b8b7ed2019ee9d8ce3982ea5067a9bd3edcdb
Digests identify definition content; they are not CVP evidence or production attestations.