QTZ80（6012）自升式塔式起重機(jī)

QTZ63 自升式

■ 超長吊臂、覆蓋面大。

■ 標(biāo)準(zhǔn)節(jié)截面大、剛性好、吊重時(shí)整機(jī)穩(wěn)定、擺動(dòng)小。

■ 標(biāo)準(zhǔn)節(jié)主肢材料型號(hào)大。

■ 電器系統(tǒng)采用國內(nèi)優(yōu)質(zhì)或進(jìn)口元件，性能穩(wěn)定可靠。

■ 標(biāo)準(zhǔn)節(jié)、拉桿、上下轉(zhuǎn)臺(tái)等主要部件（位）全部采用CO2氣體保護(hù)焊，熔深大，變形小。

■ 回轉(zhuǎn)機(jī)構(gòu)采用繞線電機(jī)，啟動(dòng)平穩(wěn)可靠、就位快捷方便、高效。

■ 起升機(jī)構(gòu)調(diào)速性能好，起升、下降無沖擊、平穩(wěn)。

QTZ63 self-ascending tower crane

■ The ultra long arm，the coverage area is big.

■ The standard segment section is wide，rigidity is good，complete machine is stable when craning，swings slightly.

■ The standard segment principal branch model is big.

■ The electrical system uses domestic high quality or importing parts，performance is stable and reliable.

■ The standard segment，drawbar，from top to bottom turntable，and other major components，used in all CO2 gas-shielded welding，penetration depth deep，small deformation.

■ Slewing mechanism adopt winding motor，starts smooth and reliable，place convenient and efficient.

■ Hoisting mechanism with good performance of speeding，lifting and declining no impact and smooth.