T/ZPP 031-2022
Technical requirements for urea hoses for vehicle exhaust gas treatment (English Version)

Standard No.

T/ZPP 031-2022

Language

Chinese, Available in English version

Release Date

2022

Published By

Group Standards of the People's Republic of China

Status

Be replaced 2023-07

Replace By

T/ZPP 031-2023

Latest

T/ZPP 031-2023

Scope

This document specifies the structure, technical requirements, test methods, marking, inspection, packaging, transportation and storage of ID4 and ID5.5 hoses used to transport vehicle urea solutions in diesel vehicle SCR systems. This document is applicable to companies that produce urea hoses for vehicle exhaust gas treatment.

T/ZPP 031-2022 history

• 2023 T/ZPP 031-2023 Emergency Management Assessment Requirements for Public Buildings
• 2022 T/ZPP 031-2022 Technical requirements for urea hoses for vehicle exhaust gas treatment