T/ZZB 2449-2021 Active Group standards

T/ZZB 2449-2021 Prestressed Steel-Concrete Shell Pipe。

Publish Date: 2021-09-06 Implement Date: 2021-10-06 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/ZZB 2449-2021

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Light metals and their alloys

ICS Name: Concrete and concrete products

Publish Date: 2021-09-06

Implement Date: 2021-10-06

Scope

Main technical content: This document specifies the terms, definitions, and symbols, classification, basic requirements, technical requirements, test methods, inspection rules, marking, transportation, storage, use, and quality commitments for prestressed steel-concrete pipes (hereinafter referred to as steel-concrete pipes). This document is applicable to steel-concrete pipes with a nominal inner diameter of 400 mm to 4,000 mm, and a working pressure or static water head of no more than 2.0 MPa in pipeline operation. They are generally used in urban water supply and drainage main pipes, industrial water transmission pipelines, and irrigation projects in farmland. Other similar products can refer to this document for implementation.