IS 7197-1974
Specification for double-acting floor springs (oil-free inspection) for heavy-duty doors

Standard No.

IS 7197-1974

Release Date

1974

Published By

IN-BIS

Status

Be replaced

Replace By

ISO/DIS 7197:2023

Latest

ISO/FDIS 7197:2024

Scope

This standard covers the requirements for concealed type floor springs ( without oil check ) for vertical doors weighing not more than 125 kg. For doors having more than one leaf, the weight of each leaf shall not exceed 125 kg.

IS 7197-1974 history

• 2024 ISO/FDIS 7197:2024 Neurosurgical implants
• 2023 ISO/DIS 7197:2023 Neurosurgical implants — Sterile, single-use hydrocephalus shunts
• 1974 IS 7197-1974 Specification for double-acting floor springs (oil-free inspection) for heavy-duty doors