T/SXJP 001-2022 Active Group standards

T/SXJP 001-2022 Foundry Crane

Publish Date: 2022-10-08 Implement Date: 2022-10-10 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/SXJP 001-2022

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Cranes

ICS Name: Comprehensive lifting equipment

Publish Date: 2022-10-08

Implement Date: 2022-10-10

Scope

Main technical content: 4.7 Safety 4.7.1 For casting cranes used on the main production lines of steelmaking enterprises, when lifting heavy tanks of molten iron, molten steel, or liquid slag with a lifting weight greater than or equal to 75 tons, non-divisible gantry hook lifting gear shall be used. 4.7.2 For the main hoisting mechanism and the auxiliary hoisting mechanism used for tipping containers holding molten metal (such as ladles), two independently operating brakes shall be installed on the drive shaft of each drive chain. 4.7.3 The drive chain of the main hoisting mechanism shall meet one of the following conditions: a) The main hoisting mechanism is equipped with two drive units and is rigidly connected to the output shaft; b) The main hoisting mechanism is equipped with two drive units, and when there is no rigid connection to the output shaft or when only one drive unit is installed, a safety brake shall be installed on the wire rope drum. 4.7.4 For main hoisting mechanisms driven by two or more electric motors using two electric control devices, when one electric control device (or one electric motor) fails, the other electric control device (or another electric motor) shall be able to complete one working cycle at the rated lifting weight. 4.7.5 Safety protection devices shall be set up in accordance with the provisions of GB/T 6067.5. 4.8 Surface Coating The surface of the coating shall be uniform, fine, bright, intact, and consistent in color. There shall be no defects such as roughness, unevenness, paint omission, misapplication, wrinkles, pinholes, or severe drip marks.