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GB/T 9239.21-2019 in English
Mechanical vibration—Rotor balancing—Part 21: Description and evaluation of balancing machines
VALID
Issued on:2019-10-18 | Implemented on:2020-05-01
$570.00 $553.00 -
GB/T 9239.14-2017 in English
Mechanical vibration―Rotor balancing―Part 14:Procedures for assessing balance errors
VALID
Issued on:2017-03-03 | Implemented on:2017-09-01
$210.00 $204.00 -
GB/T 9239.1-2006 in English
SUPERSEDED
Issued on:2006-09-08 | Implemented on:2007-02-01
$120.00 $117.00 -
GB/T 9239-1988 in English
Balance quality of rigid rotors-Determination of permissible residual unbalance
SUPERSEDED
Issued on:1988-05-12 | Implemented on:1989-01-01
$300.00 $291.00 -
GB 24542-2023 in English
Fall protection—Guided type fall arrester including a rigid anchor line
VALID
Issued on:2023-12-28 | Implemented on:2025-01-01
$510.00 $495.00 -
GB/T 19831.3-2023 in English
Petroleum and natural gas industries—Casing centralizers—Part 3:Rigid and semi-rigid centralizers
VALID
Issued on:2023-08-06 | Implemented on:2024-03-01
$340.00 $330.00 -
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NB/T 42036-2014 in English
Specification for metal of rotor of screw expanding machine
VALID
Issued on:2014-06-29 | Implemented on:2014-11-01
$230.00 $224.00 -
DL/T 5230-2009 in English
Technical guide for rotor assembly in site of hydro-generators
VALID
Issued on:2009-07-22 | Implemented on:2009-12-01
$1,380.00 $1,339.00 -
GB/T 9239.32-2017 in English
Mechanical vibration―Rotor balancing―Part 32:Shaft and fitment key convention
VALID
Issued on:2017-03-03 | Implemented on:2017-09-01
$210.00 $204.00
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