Choosing chain slings for lifting? We got you covered!

 

Durability and versatility are the qualities that chain slings are known for. Due to the ability of the chain slings to survive and deal with the harsh conditions, they are used in the industries that involve rough and heavy-duty applications.

These slings are used for overhead lifting generally with a crane, hoist or any other type of lifting device. Chain slings for lifting are made from various materials. Some of the approved materials for manufacturing chain slings are

• Chain - Link & Roller
• Metal Mesh
• Synthetic - Ropes, Webbing & Fibers
• Wire Rope

Before choosing a sling for your operations, always make sure to know about certain points given below, doing so will make your process of choosing the sling that is the right fit for you easier.

• Weight of the object to be lifted
• Center of Gravity
• Number of attachment points for a balanced lift
• The geometry of lift includes sling angles
• Reach
• Clearance – any height restrictions
• Upper & Lower Fitting requirements
• Ambient Conditions

Talking about the expert advice by ASME, NACM & OSHA

Alloy Steel Chain Slings are recommended for overhead lifting by ASME (American Society of Mechanical Engineers), NACM (National Association of Chain Manufacturers), and OSHA (Occupational Safety & Health Administration). Mostly used grades of alloy steel chain slings throughout the industry are grade 80, 100 & 120. The reason for this is, the elements used in these grades of chain slings give strength, abrasion resistance, durability and toughness like no other.

Advantages of chain slings for lifting

• Long service life
• Resists abrasion, crushing 
• Chemicals and UV radiation resistant
• No adverse effects by oily or dirty environment
• Easily adjustable
• Easily inspected
• Can be repaired completely

If your industry undergoes rough and heavy-duty applications then Chain slings are the best choice. Last but not the least; you should always do regular inspections to be safe.

 

Safety tips for chain slings

 

Everyone looks for strength and durability while performing lifting operations. Chain slings for lifting are meant to provide the same and are used in the applications where extra strength and durability are required.

Chain slings for lifting are more durable and temperature resistant as compared to the other slings available.

Below given are some Do’s and Don’ts of the chain slings

Do’s

• Properly check the slings as well as the equipment. They should be free of damage. Use the slings and the most suitable slinging method for the load.
•  Protect the slings from sharp edges and corners.
• Fasten the sling securely to the load & appliance and make sure that the hooks are facing outwards.
• Ensure the load is balanced and will not tilt or fall.
• Keep fingers, toes etc clear while landing loads.
• Ensure that the load is free to be lifted.
• Make a trial lift before properly going for it.

Don’ts

• Don’t use damaged, defective or worn out slings.
• Don’t twist, knot or tie slings.
• Hammer slings into position.
• Don’t ever overload slings by putting extra weight than mentioned.
• Don’t drag slings over floors and not even attempt to pull trapped slings from under loads.

Safety instructions

• Store and handle chain slings correctly. 
• Inspect chain slings and accessories before use and before placing into storage.
• Follow safe slinging practices.
• Apply the correct mode factor for the slinging arrangement.
• Always use within posted working load limit.
• Distribute loads evenly. An unequal load on one leg can create a dangerous situation and damage the sling.
• Rapid or sudden stops and lifts should be avoided.
• Do not allow a chain length to be twisted or tied into a knot
• Protect sharp edges and corners accordingly with padding or protectors to keep chain from coming in contact.
• Clean chains prior to inspection; oil and dirt can hide chain damage.

 

Advantages of having a chain pulley block

 

Chain pulley block consists of two wheels to which the chain is connected which in turn moves with the wheels and due to this the load or item attached to it via hook is lifted.

Having a chain pulley block is very beneficial for the industries.

While choosing a chain pulley block you have to be very careful. With the help of the chain pulley block, lifting and lowering of exceptionally heavy loads through chains is performed.

1. Select the Right Capacity (Knowledge of the Capacity is Power)
2. Selecting the Suitable Mounting (Hook Mounted or Trolley Mounted)
3. Load Chain made up of Alloy Steel.
4. Chain length should be selected correctly. 
5. Spare parts that can be altered. 
6. Check the warranty

There are a lot of reasons for having a chain pulley block. Without further ado, let’s have a look at some

·        High Performance

Using a chain pulley block gives a brilliant performance. Manufacturers of chain pulley block in India know about it and hence provide their customers with the guarantee on the product.

·        Very little maintenance

One of the major benefits of it is that it comes with zero or very little maintenance. The maintenance gets reduced to zero if you purchase it from a well know and leading BSS Chain Pulley Block manufacturer. Hence there is no extra expenditure on its maintenance if chosen wisely.

·        Light weight and easy to carry

Owing to their lightweight, these BSS Chain Pulley Blocks can be operated very easily. The other advantage due to its lightweight is, it is very easy to carry and can be moved from one place to another without any difficulty.

·        Compact size

The BSS Chain Pulley Block is very beautiful and has a compact size. Being compact, it is chosen by many and also adds up to a lot of benefits.

If you choose a leading chain pulley block supplier, all of the above given benefits can be achieved making your work relaxed and less hectic.

Know about wire rope slings

 

Lifting equipment is used to ease the task of humans working in various industries and construction companies. One of such equipment is wire rope slings.

With the introduction of such equipment, work has become lot more easy.

So, what are wire rope slings? It is nevertheless normal one may pose this question. Wire rope slings are utility arranged gatherings of wire ropes, utilized for Lifting, hoisting and rigging with cranes. These are regularly molded from steel wire ropes, highlighting end terminations.

Wire rope slings can be manufactured as Single Part, Multipart and Endless Slings. They are utilized for Rigging, hoisting, and lifting activities. These kinds of tasks are performed in a wide range of industries all over the world. All wire rope slings are produced using wire ropes formed from Galvanized or un-galvanized twisting wire strands.

There are some commonly used configurations of wire ropes that are used in the making of wire rope slings because they are widely used and also due to their easy availability and reliability factors. Use of wire rope slings has tremendously increased over these areas.

Wire rope slings should be used only and only if they are certified by the experts.

Types of wire rope slings

Single Part Wire Rope Slings

Single part wire rope slings as the name suggests are fabricated from a single wire rope. Single part wire rope slings are further divided into Hand Spliced, manually spliced and mechanically spliced wire rope slings.

Endless Wire Rope Slings

 Endless wire rope slings play a crucial role in rigging and lifting activities.

Multipart Wire Rope Slings

Multipart wire rope slings are made up by combining multiple wire ropes

Tips to use wire rope slings

·        Attach the sling by checking the hooks properly.

·        Make a trial lift before properly lifting the load.

·        Inspect and tighten the fittings regularly

·        Always keep the wire rope slings well lubricated and inspect them as much as possible

·        Make a practice to store the slings at a cool and dry place to protect them from corrosion.

·        If the slings are severely damaged, do not use them.

 

 

Tips to choose wire rope slings

• Choose a sling that is long and strong enough to handle the entire load as per the requirement.
• Strictly follow the manufacturer recommendations
• If wire rope slings come in contact with acids or chemicals, consult the manufacturer or supplier

 

How to choose suitable chain pulley block?

 

Chain pulley block is used in various lifting industries for lifting very heavy objects.

There might be many chain pulley block suppliers promising you the best chain pulley block but never go on the words. Always keep the below mentioned factors in mind and properly check on your own and only then choose the suitable chain pulley block according to the requirements.

Below given are some of the steps you must consider before buying your chain pulley block

Steps for choosing a right chain pulley block

1)     Selecting the right capacity

Generally, the block capacity ranges from 0.5 tons to 50 tons for successfully pulling and lifting heavy loads. First of all, know the capacity requirement of your company. Selection of the capacity should be based upon the weight of the heaviest material you want to lift with the chain block.

2)     Selecting a suitable mount

As done in the first step, you also need to decide which type of mount you are going to use as per the requirements. There are two types of mounts: Hook mount and the other one is trolley mount.

Hook mount is used if the blocks will remain static in a single location for an elongated period.

Trolley mount are used if you want to shift the load on girders. 

3)     Alloy steel load chain

The load chain of the chain pulley block should be made up of Grade 80 – alloy steel. The use of this material makes it strong enough to withstand all the odds.

4)     Chain length

Chain length should be selected properly. Make sure that the load chain length is equal to the lifting height and hand chain is almost two feet less than the lift length. 

5)     Check the warranty

Warranty in itself is a guarantee provided by the chain pulley block suppliers that defines the quality of the product. Check the warranty terms and period of the product. You should never purchase a product without a specified warranty or guarantee period.

Therefore, whenever purchasing a chain block, get one that comes with a warranty. This will ensure that you get the best quality product in industrial quality standards.

What are crane steel wire ropes used for?

Wire ropes find extensive usage across various industries. They are generally used for lifting and hoisting heavy objects. One of the most widely used types of these is the crane steel wire rope. The thick strands used in the manufacturing of crane steel wire ropes are more resistant to abrasion and fatigue. This makes them strong enough to lift heavy material without breaking.

The industries that require such wire ropes include the port handling, harbors, offshore and oil industry. These ropes are galvanized or made with stainless steel to ensure longevity. They also require to be lubricated properly to make sure that the friction between them is minimal, leading to less corrosion.

Various areas where crane steel wire rope finds its application are-

·        Tower cranes

·        Floating cranes

·        Offshore cranes

·        Pickup cranes

·        Crawler cranes

·        Mobile harbor cranes

·        Overhead cranes

·        Truck mounted cranes

·        Piling rigs

·        Rubber tire gantry cranes

·        Rail-mounted gantry cranes

·        Ship to shore cranes

The most common purpose of these wire ropes is lifting and transmitting mechanical power. The wire ropes are chosen for a particular industry depending on their strength, durability and flexibility. Other factors that are also considered are resistance to crushing, fatigue, corrosion and rotation. 

Features of crane steel wire ropes:

If you are looking for good quality crane steel wire rope, you need to pick the best since it is an issue of safety. Following are the properties you need to look for in a crane wire rope:

·        It requires being highly resistant to corrosion.  This ensures that the life of these wire ropes is long and you do not have to frequently replace it.

·        The ductility needs to be excellent to prevent fatigue in the wire rope.

·        It should have high elasticity and be resistant to stress.

·        Crane wire ropes should be highly flexible.

·        Rotation resistant ropes are also available.

·        You can also choose between compacted and non compacted ropes as per your requirement.

·        A good quality crane wire rope has reduced downtime and lower costs of maintenance.

You should look for a product that is cost-effective and lasts for a long time. The material used in the manufacturing of these wire ropes can be non-alloy carbon steel, stainless or galvanized steel. This increases their strength and helps them in supporting large weights. These wire ropes consist of many individual steel wires helically wound around a single core.

Many other types of steel wire ropes also exist which are used in elevators, fishing, agriculture, electronics, mining and several construction activities etc. Before buying crane steel wire rope, you should understand its specifications to ensure that you only get a product of high-quality. These wires need to have high tensile strength and be resistant to corrosion, which provides them with a long life.

What are lifting tackles and their uses?

A lot of equipment is required for lifting heavy loads. This includes jacks, tackles, hoists, rotating screws, forklifts, cranes, hydraulic lifting pads, airlift bags etc. All of these are collectively referred to as lifting gear. Many lifting tackles supplier India provide high quality tackles that help lift heavy loads.  A tackle works by forming a system of two or more pulleys joined by a rope or cable. The tension in this rope is responsible for lifting. They are also used to lower, anchor or support heavy freight.  

The amount of weight that can be supported by one leg of a shackle varies according to the diameter and angle between the two legs. A lifting tackle uses a single rope which provides it with a mechanical advantage in lifting the load. They are also commonly used in boats and ships. A wide range of industries requires this product for lifting the heavy equipment and loads.

Structure:

A tackle comprises of a circular section of pins secured together. The method of securing depends on the use of the tackle. Nuts and cotter pins are used for securing in case there is a chance of the pin coming out.  Tackles make a connection between the machine and the weight.  This is why using a tackle of substandard quality can be dangerous from the safety point of view. They undergo galvanization to prevent corrosion. They are usually made up of stainless steel or any other alloy. Depending on the number of rope sections, tackles can be - gun tackles (2), luff tackle (3), double tackle (4), gyn tackle (5) and threefold tackle (6).

Types:

An extensive product range is offered by Lifting tackles suppliers India. Lifting tackles fall into two broad categories based on their shape and structure. These are known as D or Dee and Bow or omega tackles respectively. Other types of tackles that are available are:

·         Bolt Type D shackles

·         Bolt Type bow shackles

·         Vertical Lifting Clamps

·         Horizontal Lifting Clamps

·         Eye hooks

·         Self-locking hooks

·         Turnbuckle

·         Connecting Link

·         Screw pin D shackles

·         Screw pin bow shackles

·         Weldless rings

·         Pulley Blocks

·         Thimbles

All of these have different working load limits and material used.  Stainless steel and other alloys are the preferred material for making these lifting tackles.

Uses-

Lifting tackles find their usage in lifting, lowering or anchoring people or other loads. These are used in lifting machines such as cranes, forklift trucks, overhead cranes and elevating platforms. Such lifting gear finds its applications in various industries including construction, manufacturing, powerplants etc.

Lifting tackles supplier India also make chain slings, rope slings, swivels, sockets or clamps that help lift loads through the help of a lifting machine.  These work as the equipment for attaching the weight to the machinery for lifting. A high quality tackle with adequate strength is essential for safe lifting.