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BL Series Leaf Chain

A leaf chain is a type of roller chain used in heavy-duty applications such as lifting and pulling equipment, forklifts, and other industrial machinery. It is a simple chain consisting of interlocking metal links that articulate as they move, with the rollers helping to reduce friction between the chain and any surfaces it comes into contact with. Unlike regular roller chains, a leaf chain has thicker side plates and pins, which make it more resistant to wear and tear, making it ideal for high-stress environments. Overall, a leaf chain is a crucial component in many industrial applications where heavy loads need to be lifted or moved.

BL Leaf Chain BL634 BL644 BL646 BL666 BL834 BL866 Leaf Chain for Forklifts

A leaf chain is a type of roller chain used in heavy-duty applications such as lifting and pulling equipment, forklifts, and other industrial machinery. It is a simple chain consisting of interlocking metal links that articulate as they move, with the rollers helping to reduce friction between the chain and any surfaces it comes into contact with. Unlike regular roller chains, a leaf chain has thicker side plates and pins, which make it more resistant to wear and tear, making it ideal for high-stress environments. Overall, a leaf chain is a crucial component in many industrial applications where heavy loads need to be lifted or moved.

BL Series Leaf Chain Size Chart

BL Leaf Chain BL Leaf Chain Size Chart
Chain Size
Lacing
Pitch (P)
Tensile Strength
Weight (Per Ft)
Pin Diameter (D)
Pin Length (F)
Plate Height(H)
Plate Thickness (T)
BL422 Leaf Chain 2X2 0.500" 6,200 lbs 0.46 lbs 0.200" 0.427" 0.472" 0.080"
BL423 Leaf Chain 2X3 0.500" 6,200 lbs 0.56 lbs 0.200" 0.510" 0.472" 0.080"
BL434 Leaf Chain 3X4 0.500" 9,300 lbs 0.76 lbs 0.200" 0.677" 0.472" 0.080"
BL444 Leaf Chain 4X4 0.500" 12,580 lbs 0.86 lbs 0.200" 0.764" 0.472" 0.080"
BL446 Leaf Chain 4X6 0.500" 11,000 lbs 1.11 lbs 0.200" 0.929" 0.472" 0.080"
BL466 Leaf Chain 6X6 0.500" 18,360 lbs 1.32 lbs 0.200" 1.094" 0.472" 0.080"
BL488 Leaf Chain 8X8 0.500" 24,500 lbs 1.61 lbs 0.200" 1.402" 0.472" 0.080"
BL522 Leaf Chain 2X2 0.625" 9,600 lbs 0.64 lbs 0.234" 0.498" 0.591" 0.094"
BL523 Leaf Chain 2X3 0.625" 9,600 lbs 0.79 lbs 0.234" 0.594" 0.591" 0.094"
BL534 Leaf Chain 3X4 0.625" 14,700 lbs 1.14 lbs 0.234" 0.791" 0.591" 0.094"
BL544 Leaf Chain 4X4 0.625" 18,050 lbs 1.27 lbs 0.234" 0.888" 0.591" 0.094"
BL546 Leaf Chain 4X6 0.625" 18,050 lbs 1.61 lbs 0.234" 1.083" 0.591" 0.094"
BL566 Leaf Chain 6X6 0.625" 28,000 lbs 1.88 lbs 0.234" 1.278" 0.591" 0.094"
BL588 Leaf Chain 8X8 0.625" 38,100 lbs 2.49 lbs 0.234" 1.665" 0.591" 0.094"
BL622 Leaf Chain 2X2 0.750" 14,100 lbs 1.13 lbs 0.312" 0.645" 0.713" 0.125"
BL623 Leaf Chain 2X3 0.750" 14,100 lbs 1.37 lbs 0.312" 0.778" 0.713" 0.125"
BL634 Leaf Chain 3X4 0.750" 23,000 lbs 1.90 lbs 0.312" 1.041" 0.713" 0.125"
BL644 Leaf Chain 4X4 0.750" 27,000 lbs 2.14 lbs 0.312" 1.173" 0.713" 0.125"
BL646 Leaf Chain 4X6 0.750" 27,000 lbs 2.69 lbs 0.312" 1.437" 0.713" 0.125"
BL666 Leaf Chain 6X6 0.750" 42,000 lbs 3.18 lbs 0.312" 1.701" 0.713" 0.125"
BL688 Leaf Chain 8X8 0.750" 53,682 lbs 4.02 lbs 0.312" 2.248" 0.713" 0.125"
BL822 Leaf Chain 2X2 1.000" 24,300 lbs 1.74 lbs 0.375" 0.794" 0.949" 0.156"
BL823 Leaf Chain 2X3 1.000" 24,300 lbs 2.15 lbs 0.375" 0.953" 0.949" 0.156"
BL834 Leaf Chain 3X4 1.000" 38,000 lbs 2.98 lbs 0.375" 1.281" 0.949" 0.156"
BL844 Leaf Chain 4X4 1.000" 48,000 lbs 3.39 lbs 0.375" 1.453" 0.949" 0.156"
BL846 Leaf Chain 4X6 1.000" 48,000 lbs 4.25 lbs 0.375" 1.772" 0.949" 0.156"
BL866 Leaf Chain 6X6 1.000" 72,000 lbs 5.07 lbs 0.375" 2.098" 0.949" 0.156"
BL888 Leaf Chain 8X8 1.000" 92,000 lbs 6.62 lbs 0.375" 2.764" 0.949" 0.156"
BL1022 Leaf Chain 2X2 1.250" 33,000 lbs 2.53 lbs 0.437" 0.994" 1.185" 0.187"
BL1023 Leaf Chain 2X3 1.250" 33,000 lbs 3.15 lbs 0.437" 1.138" 1.185" 0.187"
BL1034 Leaf Chain 3X4 1.250" 52,000 lbs 4.40 lbs 0.437" 1.530" 1.185" 0.187"
BL1044 Leaf Chain 4X4 1.250" 65,000 lbs 5.03 lbs 0.437" 1.708" 1.185" 0.187"
BL1046 Leaf Chain 4X6 1.250" 65,000 lbs 6.24 lbs 0.437" 2.114" 1.185" 0.187"
BL1066 Leaf Chain 6X6 1.250" 96,000 lbs 7.50 lbs 0.437" 2.514" 1.185" 0.187"
BL1088 Leaf Chain 8X8 1.250" 124,700 lbs 10.28 lbs 0.437" 3.300" 1.185" 0.187"
BL1222 Leaf Chain 2X2 1.500" 43,150 lbs 3.25 lbs 0.500" 1.104" 1.425" 0.219"
BL1223 Leaf Chain 2X3 1.500" 43,150 lbs 4.39 lbs 0.500" 1.335" 1.425" 0.219"
BL1234 Leaf Chain 3X4 1.500" 71,000 lbs 6.11 lbs 0.500" 1.791" 1.425" 0.219"
BL1244 Leaf Chain 4X4 1.500" 85,600 lbs 6.98 lbs 0.500" 2.020" 1.425" 0.219"
BL1246 Leaf Chain 4X6 1.500" 85,600 lbs 8.07 lbs 0.500" 2.478" 1.425" 0.219"
BL1266 Leaf Chain 6X6 1.500" 122,000 lbs 9.80 lbs 0.500" 2.936" 1.425" 0.219"
BL1268 Leaf Chain 6X8 1.500" 719.2 kN 11.06 lbs 0.500" 3.399" 1.425" 0.219"
BL1288 Leaf Chain 8X8 1.500" 163,000 lbs 14.45 lbs 0.500" 3.867" 1.425" 0.219"
BL1422 Leaf Chain 2X2 1.750" 50,700 lbs 4.91 lbs 0.562" 1.245" 1.661" 0.250"
BL1423 Leaf Chain 2X3 1.750" 50,700 lbs 6.09 lbs 0.562" 1.504" 1.661" 0.250"
BL1434 Leaf Chain 3X4 1.750" 83,000 lbs 7.61 lbs 0.562" 2.024" 1.661" 0.250"
BL1444 Leaf Chain 4X4 1.750" 100,400lbs 8.71 lbs 0.562" 2.285" 1.661" 0.250"
BL1446 Leaf Chain 4X6 1.750" 100,400 lbs 12.10 lbs 0.562" 2.805" 1.661" 0.250"
BL1466 Leaf Chain 6X6 1.750" 153,000 lbs 15.13 lbs 0.562" 3.325" 1.661" 0.250"
BL1488 Leaf Chain 8X8 1.750" 195,000 lbs 17.81 lbs 0.562" 4.410" 1.661" 0.250"
BL1622 Leaf Chain 2X2 2.000" 76,000 lbs 6.61 lbs 0.687" 1.401" 1.898" 0.281"
BL1623 Leaf Chain 2X3 2.000" 76,000 lbs 8.17 lbs 0.687" 1.703" 1.898" 0.281"
BL1634 Leaf Chain 3X4 2.000" 115,800 lbs 11.39 lbs 0.687" 2.299" 1.898" 0.281"
BL1644 Leaf Chain 4X4 2.000" 150,900 lbs 12.75 lbs 0.687" 2.593" 1.898" 0.281"
BL1646 Leaf Chain 4X6 2.000" 150,900 lbs 16.19 lbs 0.687" 3.191" 1.898" 0.281"
BL1666 Leaf Chain 6X6 2.000" 221,900 lbs 19.31 lbs 0.687" 3.785" 1.898" 0.281"
BL1668 Leaf Chain 6X8 2.000" 996.6 kN 18.44 lbs 0.687" 4.291" 1.898" 0.281"
BL1688 Leaf Chain 8X8 2.000" 255,100 lbs 24.60 lbs 0.687" 5.059" 1.898" 0.281"
BL2022 Leaf Chain 2X2 2.500" 102,000 lbs 10.62 lbs 0.938" 2.040" 2.376" 0.391"
BL2023 Leaf Chain 2X3 2.500" 102,200lbs 13.31 lbs 0.938" 2.430" 2.376" 0.391"
BL2034 Leaf Chain 3X4 2.500" 153,000 lbs 18.62 lbs 0.938" 3.217" 2.376" 0.391"
BL2044 Leaf Chain 4X4 2.500" 204,000 lbs 21.24 lbs 0.938" 3.607" 2.376" 0.391"
BL2046 Leaf Chain 4X6 2.500" 204,500 lbs 26.55 lbs 0.938" 4.390" 2.376" 0.391"
BL2066 Leaf Chain 6X6 2.500" 306,000 lbs 31.86 lbs 0.938" 5.174" 2.376" 0.391"
BL2088 Leaf Chain 8X8 2.500" 409,000 lbs 42.47 lbs 0.938" 6.772" 2.376" 0.391"

BL Series Leaf Chain Design Structure

BL leaf chains are designed with a specific structure to handle heavy loads and provide durability and reliability in demanding material handling applications. Here's an overview of the BL leaf chain structure and design:

Material: BL leaf chains are typically made from high-quality alloy steel, which is known for its strength, durability, and resistance to wear and fatigue. Some BL leaf chains may also have specialized coatings for additional protection against corrosion and other types of damage.

Link plates: BL leaf chains consist of a series of link plates that are connected together to form a continuous chain. The link plates are typically designed with a curved shape to prevent stress concentrations and ensure maximum strength and durability.

Pins and bushings: The link plates are connected to each other by pins and bushings. The pins are designed to fit snugly into the bushings, which are made from high grade steel and can rotate independently to reduce friction and wear.

Leaves: BL leaf chains are named after their distinct "leaves." Each leaf is a flat, solid piece of steel that is attached to the link plates on either side. The leaves provide additional support and stability to the chain, particularly when handling heavy loads.

Preloading: BL leaf chains are designed to be preloaded, which means they are pre-tensioned to provide maximum strength and reduce the risk of elongation or failure during operation. The preloading process helps to distribute stresses evenly throughout the chain and minimize fatigue damage.

BL Leaf Chain Design Structure

Benefits of BL Leaf Chain

BL leaf chain, also known as forklift chain, is a type of chain that is commonly used in material handling equipment such as forklifts. Here are some benefits of using the BL leaf chain:

High-strength: BL leaf chain is made from high-quality steel that is heat-treated for strength, making it extremely durable and resistant to wear and tear. This helps to ensure that it can withstand heavy loads and continuous use over time.

Enhanced wear resistance: BL leaf chain has been specially designed with improved wear resistance, which means that it can last longer than other types of chains. This makes it a cost-effective solution for material handling operations that involve heavy loads and frequent lifting applications.

Reduced maintenance: BL leaf chain requires minimal maintenance, which helps to reduce downtime and maintenance costs. Additionally, the chain's design allows it to self-lubricate, which further reduces the need for maintenance.

Easy to install: BL leaf chain is designed to be easy to install, which helps to save time and effort during installation. It comes with a variety of attachment options, which allows it to be easily integrated into existing equipment.

Versatile: BL leaf chain is suitable for a wide range of material handling applications, including heavy-duty lifting, construction, and automotive manufacturing. Its versatility makes it an ideal solution for many different industries and applications.

Benefits of BL Leaf Chain Benefits of BL Leaf Chain

Applications of BL Leaf Chain

BL leaf chains, also known as forklift chains, are heavy-duty chains that are commonly used in material handling equipment such as forklifts, cranes, and other industrial machinery. Here are some applications of BL leaf chains:

Forklifts - BL leaf chains are commonly used in forklifts to lift and transport heavy loads. The leaf chains play an important role in maintaining the safety and stability of the forklift, ensuring that the load is securely held in place.

Cranes - BL leaf chains are also used in cranes for lifting and moving heavy loads. The leaf chains help to distribute the weight of the load evenly, ensuring that the crane is stable and safe during operation.

Conveyor systems - BL leaf chains are used in conveyor systems to move heavy products from one location to another. The leaf chains are strong and durable, able to handle heavy loads without breaking or stretching.

Agriculture equipment - BL leaf chains are used in various agricultural equipment such as combine harvesters, sugar cane harvesters, and potato harvesters. The chains are used to power the cutting and harvesting mechanisms of these machines.

Mining equipment - BL leaf chains are also used in mining equipment such as underground loaders and surface mining equipment. The leaf chains are used to move heavy loads of rocks and minerals, ensuring the safety and stability of the equipment during operation.

Overall, BL leaf chains are an essential component of material handling equipment and have a wide range of applications in various industries.

Additional information

Editor

Yjx

pruduct quality report

Materials Available

1. Stainless Steel: SS201, SS303, SS304, SS316, SS416, SS420
2. Steel:C45(K1045), C46(K1046),C20
3. Brass:C36000 ( C26800), C37700 ( HPb59), C38500( HPb58), C27200(CuZn37), C28000(CuZn40)
4. Bronze: C51000, C52100, C54400, etc
5. Iron: 1213, 12L14,1215
6. Aluminum: Al6061, Al6063
7.OEM according to your request
product materials available

Surface Treatment

Annealing, natural canonization, heat treatment, polishing, nickel plating, chrome plating, zinc plating,yellow passivization, gold passivization, satin, Black surface painted etc.

Processing Method

CNC machining, punch,turning, milling, drilling, grinding, broaching, welding and assembly
product finishing

QC & Certificate

Technicians self-check in production,final-check before package by professional Quality inspector
ISO9001:2008 , ISO14001:2001,ISO/TS 16949:2009

Eight reasons to choose us:

 

1. Perfect service system and after-sale protection.
2. Quality problems will be solved within 24hours.
3. One-to-one customer service tracking processing.
4. Companies carry out the ERP management, improve enterprise fast response.
5. Quality assurance, one year warranty.
6. Supporting professional matched other equipments.
7. The company has more than one product testing units, the implementation of ISO9001: 2015.
8. Unique development and design capabilities to meet the needs of special-purpose equipment manufacturing.

 

Five Core strengths:

 

1. The first domestic independent R & D manufacturer and 22 years of professional manufacturing.
2. Casting exquisite, beautiful, practical and durable.
3. Complete specifications, cost-effective and spot supply.
4. Independent research and development, special specifications can be customized.
5. Selected materials, high-tech treatment, up to the international standard test.

Package & Lead Time

Size: Drawings
Wooden Case/Container and pallet, or as per customized specifications.
15-25days samples. 30-45days offcial order
Port: Shanghai/Ningbo port

FAQ

Q: Are you trading company or manufacturer ?
A: Our group consists in 3 factories and 2 abroad sales corporations.

Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

Q: How long is your delivery time ? What is your terms of payment ?
A: Generally it is 40-45 days. The time may vary depending on the product and the level of customization. For standard products, the payment is: 30% T/T in advance ,balance before shipment.

Q: What is the exact MOQ or price for your product ?
A: As an OEM company, we can provide and adapt our products to a wide range of needs.Thus, MOQ and price may greatly vary with size, material and further specifications; For instance, costly products or standard products will usually have a lower MOQ. Please contact us with all relevant details to get the most accurate quotation.