Tower crane,building hoists,concrete pump with boom,HDR200 Hydraulic piling rig, road roller, hbt concrete piston pump
Product ID: QTZSend Inquiry
QTZ 160 (6516) QTZ 125 (5518) QTZ 100A (5515) QTZ 80 (5513) QTZ 63 (5013) QTZ 50 (4810) QTZ 40 (4509)
concrete pump with boom^$We optimize its hydraulic system and boom construction and get many patents.
We use Swedish SSAB company's high strength cold roll steel as its boom
material. This steel's yield strength is above 900Mpa. Some parts such as
boom system, landing leg, oil tanker have taken stress relieving after
welding. Each welding seam have used 100% NDE(nondestructive evaluation)
or X radial check to avoid all the defects.
The rotary apparatus in boom system use Germany ROTHE ERDE or Italy
company's products. The material is 42CrMo and has a higher strength and
Tower crane, concrete pump with boom,hdr200 Hydraulic piling rig,hoist