Aerospace series - Steel X2CrNi18-9 (1.4307) - Softened - 450 MPa ≤ R<(Index)m> ≤ 680 MPa - Bars for machining - 4 mm ≤ D<(Index)e> ≤ 100 mm
Edition 2019-09-04

Aerospace series - Lamps, incandescent - Part 040: lamp, code 680 - Product standard
Edition 2010-08-01

Aerospace series. Lamps, incandescent. Lamp, code 680. Product standard
Edition 2010-03-31

Aerospace series. Steel X2CrNi18-9 (1.4307). Softened. 450 MPa < Rm < 680 MPa. Bars for machining. 4 mm < De < 100 mm
Edition 2019-09-12

Aerospace series - Lamps, incandescent - Part 040: Lamp, code 680 - Product standard (Endorsed by AENOR in April of 2010.)
Edition 2010-04-01

Aerospace series - Steel X2CrNi18-9 (1.4307) - Softened - 450 MPa ≤ Rm ≤ 680 MPa - Bars for machining - 4 mm ≤ De ≤ 100 mm (Endorsed by Asociación Española de Normalización in October of 2019.)
Edition 2019-10-01

Standard Test Method for Corrosion Testing of Products of Zirconium, Hafnium, and Their Alloys in Water at 680°F (360°C) or in Steam at 750°F (400°C)
Edition 2019

Marking of tools for live working
Edition 1983-11

Plate supported pin type insulators; dimensions of connection
Edition 1982-07

Pin type insulators; dimensions for connection
Edition 1982-07