ProcessTiangong LCADataset version: v01.01.000

Sub-assemblies and coated components; Welding/fastening + surface preparation and coating; Production mix, at plant, CN

Data source: Tiangong LCA Data Working Group

Reference product
waste from steelproduction (unspecified)
Functional unit
0.05 kg
Geography
China (CN) · Geographic precision not specified
Reference year
2026

Dataset description

Joining/fabrication of frames/chutes/guards/supports into sub-assemblies followed by surface preparation and protective coating/painting (and curing/drying as applicable). This follows the provided manufacturing route steps; supplied references discuss equipment use in mineral processing/CDW contexts but do not provide manufacturing LCIs, so steps are modeled as expert-judgement gate-to-gate operations.

Technology description

Factory-gate production mix of finished special-purpose machinery used for sorting/screening/separating/washing/crushing/grinding/mixing/kneading mineral substances, including structural fabrication and final assembly/testing.; Joining/fabrication of frames/chutes/guards/supports into sub-assemblies followed by surface preparation and protective coating/painting (and curing/drying as applicable). This follows the provided manufacturing route steps; supplied references discuss equipment use in mineral processing/CDW contexts but do not provide manufacturing LCIs, so steps are modeled as expert-judgement gate-to-gate operations.; Flow context specifies 'Finished product, manufactured' and 'Production mix, at plant', so the route is manufacturing at a machinery plant (gate-to-gate within plant plus upstream supply of materials/components as background).; The flow name spans multiple machine types; this route represents an aggregated 'production mix' of such special-purpose mineral-material-handling machines rather than a single specific machine model.; No compatible primary-cluster literature is available for machinery manufacturing; references provided primarily describe operation of crushing/screening equipment in mining/CDW contexts, not production of the equipment.

Geographic context

Assumed Chinese machinery plant. If coating chemical datasets are sourced from non-CN databases, document substitution; no China-specific coating inventory is evidenced in provided references.

Record

Classification
ILCD · C · Manufacturing; ILCD · 25 · Manufacture of fabricated metal products, except machinery and equipment; ILCD · 259 · Manufacture of other fabricated metal products; metalworking service activities; ILCD · 2592 · Treatment and coating of metals; machining