Gold Member Since 2010
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Shandong Minglong Construction Machinery Co., Ltd.

Topkit Tower Crane, Self-Erecting Tower Crane, Hydraulic Tower Crane manufacturer / supplier in China, offering Tower Crane (QTZ31.5), Hot Sale China Construction Crane Qtz50 (5008) Max. Load 4t, Construction Lifting Equipment Tower Cranes Qtz80 (5516) and so on.

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Supplier Homepage Product Topkit Tower Crane Tower Crane (QTZ31.5)

Tower Crane (QTZ31.5)

FOB Price: Get Latest Price
Min. Order: 1 Piece
Production Capacity: 10 Sets/Month
Transport Package: 3-40′hq
Payment Terms: L/C, T/T
Basic Info
  • Model NO.: QTZ31.5
  • Condition: New
  • Application: Construction Usage
  • Power Source: Electric
  • Specification: ISO90001
  • HS Code: 8426200
  • Certification: ISO9001: 2000
  • Type: Tower Crane
  • Sling Type: Wire Rope
  • Trademark: Ming Long
  • Origin: China
Product Description
QTZ31.5 tower crane is a new kind of horizontal, trolleying, top-slewing and self-erecting tower crane. Its free standing height is 30m. There're two types of attached heights, 60m and 80m. 60m height needs two units of collar ties, 80m height needs 4 units of collar ties, attached height can be adjusted by the height of the building.

It is widely used in building, factory, houses and other high-rise building. Its max. Work jib length is 42m, max. Load moment is 315KNm, max. Load is 3t. Wide work range, high efficient, stable processing.

QTZ31.5 has various safety devices, including hoisting load moment limiter, max. Hoisting load limiter, hoisting height limiter, slewing limiter and trolleying limiter, then can guarantee the safety of the tower crane.
ItemFree  standing Attached
Rated  load  moment315kN. m
Max. load3t
Max. height30m60/80m
Work  radiusMax.   work  radius42m
Min.   work  radius3m
Hoisting  mechanismFalls2
Hoisting  speed55/27/5.66m/min
Min.   stable  descending  speed5.66m/min
Power  of  motor15/15/4kW
Mechanical  factorsJC40%
Slewing  mechanismSlewing  speed0.36/0.72r/min
Motor  of  power3.7/2.6kW
Mechanical  factorsJC25%
Trolleying  mechanismTrolleying  speed33m/min
Power  of  motor2.2kW
Mechanical  factorsJC25%
Jacking  mechanismJacking  speed0.67m/min
Power  of  motor3kW
Balanced  weight6.6t
Work  temperature-20-40  degree
Total  power  capacity23.9kW
Total  weight  (without  balanced  weight)19.03t30.8t
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Ms. Nicole Miao
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