When selecting steel pipe coatings, the following factors must be comprehensively considered:
Operating Environment: Indoor/outdoor, buried/above-ground, land/marine, dry/humid
Medium Properties: Temperature of conveyed substances, chemical composition, corrosiveness
Design Life: Short-term temporary use or long-term permanent project
Budget Constraints: Balance between initial investment and total lifecycle costs
Construction Conditions: Factory prefabrication or field application, technical capability requirements

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