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How to choose qualified screw jack suppliers?
Due to a large market need, there pops up a large number of screw jack suppliers. One may feel dizzy when they come across such numerous choices to buy screw jack products. Then how to make a right choice for a qualified screw jack supplier? We recommend you tip as follows:
2015-05-15 -
Working features of ball screw jack
The transmission ratio of ball screw jack can be as high as 90%-98%, which is two times to four times higher than traditional screw rod. The reason for this high working ratio is that a smaller torque can bring about a larger pushing force and the linear movement can be transformed into curvilinear movement.
2015-05-15 -
Tell you some about screw jack specification
Before appropriately using a screw jack, you’d better know some about the screw jack specification. A screw jack is composed of nut and steel ball. The material of nut is chromium molybdenum steel SCM20 while the steel ball high-carbon chromium bearing steel SUJ 2.
2015-05-14 -
A glance at screw jack China
As is known to all, the best screw jacks are made in Japan as it has the edge-cutting techniques and technology in this kind of process. As time goes by, the application of screw jack is becoming more and more popular especially in China in most of the construction projects as it can help to adjust the scaffold’s height.
2015-05-14 -
Applications of the jack screws and their major manufacturers
There is a wide application of the jack screws, including industries like IT, automobile, household electronics, industrial machine, railroad, steel, engineering machine, electronic generating plant, petrol and chemical machine, etc.
2015-05-13 -
Tips of jack screw design
During the jack screw design and its processing, the screw rod pretension is a kind of assembly which uses the locking nuts at the screw rods’ ends to impose a certain dragging force in its length direction to adjust the reverse direction tension of the rods.
2015-05-13 -
What are the features of ball screwjacks?
Ball screwjacks can be able to transform the rotary movement into linear movement, which is a technical development of bearing.
2015-05-12 -
Do you know the structure of ball screwjack?
Ball screwjack is an ideal product which transforms the rotary movements into linear movement or vise versa.
2015-05-12 -
Requirement of scaffold screw jack in coupler scaffoldings
For coupler scaffolding system, the external diameter of adjustable scaffold screw jack shall be no less than 36mm, and its diameter and distance between bolts shall comply with existing national regulations and requirements.
2015-05-11 -
Requirement on scaffold screw jacks when erecting scaffoldings
For slabs when erecting scaffolding system, as the erecting height of four way ring scaffolding system may not be enough to reach transom, there will erect u-head scaffold screw jacks at the top of the scaffolding system to adjust the height of standing tubes in the slab system. And the u-head screw jack, if extruded out of the head, the extruding length shall be less than 20cm.
2015-05-11 -
Special Offer ADTO Coupler Swivel Stamping of British Style
From May 1st to May 31st , optimized durable function with cheaper price. Are you still in the belief that only the welded steel couplers comes as the cheapest ones? Here in May ADTO provides you special offer of stamping couplers at the same price of welded steel couplers.
2015-05-08 -
Five advantages of ADTO coupler of British style
Advantages of ADTO Coupler of British Style: uses Q235 level steel as its raw material with a screw brace of 8.8 level high strength screw rod to be more durable in crash. What’s more, it makes the dismantlement of scaffolding more efficient as can save working time.
2015-05-08 -
Erecting and dismantling ringlock scaffold for sale
We have many choices when we search for the ringlock scaffold for sale. Here we provided our special suggestions on how to erect and dismantle the ring lock scaffold.
2015-05-07 -
Erection of two-line external ring lock scaffolding system
Two-line external scaffold is the type that is widely used in ring lock scaffolding system. Its standing braces shall be accurately located at positions and the erection of them shall be in pace with that of the whole construction process.
2015-05-07 -
Erection preparation for scaffolding ring lock
Before the start of construction for formworks system and scaffolding ring lock system, a special construction plan shall be composed and made into form detailing the condition of construction objects, ground base bearing capacity and erecting height limit as well as well relative requirements.
2015-05-06