QT-Drum clamp
◆ purposes: QT applies to the vertical lifting Drum
◆ load range: 0 to 0.2 tons
◆ using low-carbon alloy steel manufacturing quality
◆ only test for a single-rated load, lifting operating in single or group use.
◆ lifting the collision was not in the process of hanging.
◆ test load times for the two biggest work load.
◆ overloading use is strictly prohibited. |