HG/T 21562-1994
PTFE-lined steel pipe and fittings (English Version)
- Standard No.
- HG/T 21562-1994
- Language
- Chinese, Available in English version
- Release Date
- 1994
- Published By
- Professional Standard - Chemical Industry
- Status
- 2016-07
- Replace By
- HG/T 20538-2016
- Latest
- HG/T 20538-2016
- Scope
- 1.0.1 This standard specifies the dimensions, technical conditions, inspection, marking, packaging, transportation and storage of polytetrafluoroethylene-lined steel pipes and fittings. 1.0.2 This standard is applicable to straight pipes with design pressure ≤1.6MPa gauge pressure, fluid medium temperature >-20℃～≤180℃, with carbon steel and cast steel (pipe fittings only) as the base and lined with polytetrafluoroethylene plastic. Tubes and fittings. 1.0.3 This standard does not apply to steel pipes and pipe fittings sprayed with polytetrafluoroethylene, nor to lined steel pipes and pipe fittings processed by the pasting method.
HG/T 21562-1994 history
- 2016 HG/T 20538-2016 Selection series of plastic-lined pipe and fittings
- 1994 HG/T 21562-1994 PTFE-lined steel pipe and fittings
HG/T 21562-1994 PTFE-lined steel pipe and fittings was changed to HG/T 20538-2016 Selection series of plastic-lined pipe and fittings.
