T/UNP 624-2025 Active Group standards

T/UNP 624-2025 Fire-tube ammonia oxidation furnace

T/UNP 624-2025 Flue-tube type ammonia oxidation furnace

Publish Date: 2025-04-28 Implement Date: 2025-04-28 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/UNP 624-2025

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: \nHeat exchanger

Publish Date: 2025-04-28

Implement Date: 2025-04-28

Scope

Main technical content: This standard specifies the technical requirements, test methods, inspection rules, labels, random documents, packaging, and transportation of fire-tube ammonia oxidation furnaces. In terms of appearance, there are corresponding quality requirements for welds, flange sealing surfaces, etc. In terms of dimensions, it involves tolerances, allowable deviations in the length of the reference plane, etc. The thickness of each layer of paint should be no less than 50μm. In terms of performance, pressure and air tightness tests are required. It also stipulates the requirements for heat treatment and acid washing passivation treatment. The test methods cover inspections of appearance, dimensions, and paint. The inspection rules require that the products be inspected upon delivery, and those that fail the inspection cannot be delivered. There are also clear regulations regarding labels, random documents, packaging, and transportation.