The document contains dimensions and tolerances for welding necks which are used in piping on ships and marine structures. They are mainly installed in seawater carrying piping.
DIN 86037-2:1995 history
2023DIN 86037-2:2023-02 Loose flanges and welding necks for pipes of copper-nickel-alloys - Part 2: Welding necks / Note: Date of issue 2023-01-13*Intended as replacement for DIN 86037-2 (2017-12).
2017DIN 86037-2:2017-12 Loose flanges and welding necks for pipes of copper-nickel-alloys - Part 2: Welding necks / Note: To be replaced by DIN 86037-2 (2023-02).
1970DIN 86037-2 E:2017-04 Loose flanges and welding necks for pipes of copper-nickel-alloys - Part 2: Welding necks
2017DIN 86037-2:2017 Loose flanges and welding necks for pipes of copper-nickel-alloys - Part 2: Welding necks
1995DIN 86037-2:1995 Loose flanges and welding necks for pipes of copper-nickel-alloys - Part 2: Welding necks