This standard applies to general-purpose metal hoses used in piping projects of petrochemical enterprises to compensate for pipeline displacement and installation deviation, foundation settlement, absorb vibration and reduce noise, etc. This standard does not apply to metal hoses for instrumentation.
SH/T 3412-1999 history
2017SH/T 3412-2017 Standard for selection, inspection and acceptance of metallic hose for piping in petrochemical industry
1999SH/T 3412-1999 Specification for selection, inspection and acceptance of metallic hose for piping in petrochemical industry