T/ZZB 2177-2021
Corrosion-resistant polyolefine(PO) lining piping and equipment (English Version)
- Standard No.
- T/ZZB 2177-2021
- Language
- Chinese, Available in English version
- Release Date
- 2021
- Published By
- Group Standards of the People's Republic of China
- Latest
- T/ZZB 2177-2021
- Scope
- This document specifies the terms and definitions, classification marks, structure and size and applicable conditions, basic requirements, technical requirements, test methods, inspection rules, and signs for corrosion-resistant polyolefin (Polyolefine, hereinafter referred to as PO) plastic-lined steel pipes and equipment. , packaging, transportation, storage and other requirements. This document is applicable to steel pipes and equipment with PO rotomolding linings with nominal pressure (PN) -0.098 MPa～2.0 MPa, operating temperature -35 ℃～100 ℃, and nominal diameter (DN) 25mm～8 000 mm.
T/ZZB 2177-2021 history
- 2021 T/ZZB 2177-2021 Corrosion-resistant polyolefine(PO) lining piping and equipment
