ISO 4145:1986
Non-alloy steel fittings threaded to ISO 7/1

Standard No.

ISO 4145:1986

Release Date

1986

Published By

International Organization for Standardization (ISO)

Latest

ISO 4145:1986

Scope

Specifies requirements for fittings for threaded connections, used mainly for industrial purposes. Table 1 contains diagrams of types of fittings and their symbols. Tabulates the fitting dimensions (tables 2, 5, 9 to 12) with nominal sizes from DN 6 up to and including DN 100 (thread designation 1/8 to 4). Table 6 contains sockets (DN 6 to DN 150), reducing fittings are included in the tables 3, 7 and 8 (DN 8 DN 100 and DN 6 to DN 80 resp.), table 4 comprises elbows (DN 8 to DN 50).

ISO 4145:1986 history

• 1986 ISO 4145:1986 Non-alloy steel fittings threaded to ISO 7/1
• 1979 ISO 4145:1979 Non-alloy steel fittings threaded to ISO 7/1