T/CFA 03033-2022 Active Group standards

T/CFA 03033-2022 Quality grading and "Pioneer" evaluation requirements for ball-cast iron pipe jacketing used in trenchless pipeline construction

Publish Date: 2022-11-01 Implement Date: 2022-11-01 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/CFA 03033-2022

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Mechanical

ICS Name: Iron pipes and steel pipes

Publish Date: 2022-11-01

Implement Date: 2022-11-01

Scope

Scope: This document is applicable to interface sizes ranging from DN600 to DN2600, fluid temperatures from 0°C to 50°C, and is used for evaluating the quality and enterprise standard level of spheroidal cast iron pipe jacking pipes laid underground without excavation. Relevant institutions can refer to this document when conducting quality grading, enterprise standard level evaluation, "leader" evaluation, and related certifications. Enterprises can also refer to this document when formulating their own enterprise standards. Main technical content: This document specifies the terminology and definitions, evaluation index system, and evaluation methods for quality grading and "leader" evaluation of spheroidal cast iron pipe jacking pipes used in non-excavation pipeline construction (hereinafter referred to as "pipe jacking pipes").