This part deals with rules common to orthogonal and isometric representation. Rules applicable only to isometric representation are given in part 2. All sorts of pipe materials (rigid and flexible) are covered. The figures only illustrate the text and should not be considered dessign examples Annex A contain the bibliography and is for information only.
ISO 6412-1:1989 history
2017ISO 6412-1:2017 Technical product documentation — Simplified representation of pipelines — Part 1: General rules and orthogonal representation
1989ISO 6412-1:1989 Technical drawings; simplified representation of pipelines; part 1: general rules and orthogonal representation