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SRPS ISO 721:1992

Rock drilling equipment — Integral stems

Dec 24, 1992
Dec 24, 1992

General information

90.93     Dec 6, 2022

90.20    Oct 15, 2027

ISS

B082

International Standard

73.100.30  

Serbian  

Standard preispitan i potvrđen u avgustu 2012. godine

Buying

Published

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Scope

Specifies the dimensions. The 19 mm hexagonal integral stems with forged collared shank shall comply with the dimensions shown in figure 1 and given in table 1. The 22 mm stems shall comply with the dimensions shown in figure 2 and given in table 2. The 25 mm stems shall comply with the dimensions shown in figure 3 and given in table 3.

Life cycle

PREVIOUSLY

WITHDRAWN
SRPS K.R1.301:1972

WITHDRAWN
SRPS K.R1.302:1972

WITHDRAWN
SRPS K.R1.303:1972

NOW

PUBLISHED
SRPS ISO 721:1992
90.93 Standard confirmed
Dec 6, 2022

Related project

Adopted from ISO 721:1991