STAS 9971-1989
Portable wooden ladders STRENGTH TESTS TO MECHANICAL STRES SES

Standard No.

STAS 9971-1989

Release Date

1989

Published By

RO-ASRO

Latest

STAS 9971-1989

Scope

Prezentul standard stabile?te metodele de ?ncercare a rezisten?ei la solicit?ri mecanice a sc?rilor de lemn portabile de uz general, STAS 9443-72 ,si cu destina?ii speciale (pentru stins incendii, STAS 3994-80, STAS 4341-80, STAS 4533-80, STAS 4534-80, ST

STAS 9971-1989 history

• 1989 STAS 9971-1989 Portable wooden ladders STRENGTH TESTS TO MECHANICAL STRES SES