T/CMEEEA 033-2025 Active Group standards

T/CMEEEA 033-2025 All metal bidirectional sealing butterfly valve

Publish Date: 2025-10-30 Implement Date: 2025-11-29 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/CMEEEA 033-2025

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Other valves

Publish Date: 2025-10-30

Implement Date: 2025-11-29

Scope

This document specifies the terms and definitions, structural types and models, basic requirements, technical requirements, test methods, inspection rules, marking, painting and rust prevention, protection, packaging, transportation and storage, and quality commitments for all-metal bidirectional sealed butterfly valves. This document is applicable to all-metal bidirectional sealed butterfly valves with nominal sizes of DN100 to DN3000 (NPS4 to NPS120), nominal pressures of PN6 to PN160, and Class 150 to Class 900, operating temperatures of -29 ℃ to 538 ℃, and end connections of flange type, clamp type, lug type, or butt-welded type.