Maximize your harvest efficiency with our S-Type Agricultural Steel Chain, the definitive choice for demanding farm machinery. Engineered for durability and high-torque performance, this series is crafted to replace inferior cast chains with high-precision pressed steel. Whether you are driving spreaders, seeders, or elevators, our S-Type chain provides the rugged reliability needed to conquer the toughest agricultural environments.
Advanced Pressed Steel Construction: Offers a superior strength-to-weight ratio compared to traditional cast iron chains.
Optimized for Farming: Specifically designed to resist the abrasive effects of soil, grit, and crop residue.
Interchangeable & Adaptable: Compatible with a wide range of standard agricultural sprockets and attachments.
High Shock Absorption: Heat-treated side plates absorb sudden load spikes during heavy-duty operation.
S
PLW or Made to order
Carbon Steel
Plastic Bag+Carton Box+Plywood Case
PLW
CHINA
Standard Chain
Agricultural Chain
| Availability: | |
|---|---|
| Quantity: | |
Agriculture doesn't wait for perfect conditions. When the ground is hard and the schedule is tight, you need a drive system that won't back down. Our S-Type Agricultural Steel Chain is born from the necessity of the field—where dust hangs heavy in the air and the machinery is pushed to its absolute thermal and mechanical limits. As you engage your equipment, you won't hear the grinding or snapping of lower-grade metal. Instead, there is the steady, rhythmic metallic "click" of a precision-matched chain meeting its sprocket.
Running your hand over the S-Type chain, you’ll feel the cool, satin-smooth finish of case-hardened steel, designed to shed mud and moisture effortlessly. This chain tells a story of survival; it was inspired by the need to eliminate the costly downtime of "dropped chains" in the middle of a planting cycle. We’ve replaced the brittle nature of cast links with the resilient, elastic strength of high-carbon pressed steel. This means when your spreader hits a hidden obstruction, the chain flexes and holds rather than shattering. It is more than just a transmission component; it is the silent partner in your farm's productivity, ensuring that every seed is sown and every ton of fertilizer is spread exactly where it belongs.
The S-Type series is defined by specialized engineering features that prioritize the unique stresses of the agricultural sector, where environmental contamination is a constant threat:
High-Carbon Pressed Steel Plates: Unlike cast chains which can be porous and brittle, our link plates are stamped from solid, high-carbon steel. This process aligns the grain of the metal to provide maximum resistance against stretching and deformation under high-torque loads.
Induction-Hardened Pin Surfaces: The "joints" of the S-Type chain are where the most wear occurs. Our pins undergo localized induction hardening, creating a "glass-hard" outer layer that resists the abrasive cutting action of sand and grit, while keeping the core ductile to prevent snapping.
Detachable Link Design: Efficiency in the field is critical. Our S-Type chain features a detachable design that allows for rapid link replacement or chain shortening without the need for complex hydraulic tools, saving valuable hours during the peak season.
Superior Surface Coating: Every link is treated with a specialized anti-corrosion finish. This prevents the "pitting" caused by chemical fertilizers and high-moisture silage, ensuring the chain remains flexible even after a winter in storage.
Our manufacturing facility adheres to strict ISO 9001 protocols, treating every S-Type chain as a precision instrument. We understand that your profitability depends on the integrity of our materials.
Precision Stamping Technology: We use high-tonnage progressive die presses to ensure that every S-Type link is dimensionally identical. This precision is vital for maintaining a consistent pitch across long chain runs, preventing surging or uneven wear on your sprockets.
Controlled-Atmosphere Heat Treatment: All steel components are processed in a specialized furnace to achieve the perfect balance of hardness and toughness. We monitor the carbon potential in real-time to ensure that no link leaves our factory with brittle surface characteristics.
High-Viscosity Pre-Lubrication: Before packaging, each chain is submerged in a heated, high-viscosity mineral oil bath. This ensures the lubricant reaches the internal bearing areas, providing a deep-seated protection that resists the "wash-off" effect of rain and field chemicals.
Load Fatigue Testing: Our chains are not just tested for how much they can pull once; they are tested for how many millions of cycles they can withstand. This "Fatigue-First" approach ensures that your S-Type chain will outlast the competition by up to 40% in high-vibration applications.
The S-Type Agricultural Steel Chain is the go-to solution for farm equipment manufacturers who require a durable, lightweight, and cost-effective drive or conveyor system.
Manure & Fertilizer Spreaders: The aggressive, open-link nature of the S-Type chain allows it to shed corrosive organic material and fertilizer pellets, preventing the "packing" that leads to chain seizing.
Seeding & Indexing Machinery: Providing the consistent, skip-free timing required for modern air-seeders and row-unit planters where precise seed placement is essential for yield.
Grain Elevators & Conveyors: Its high tensile strength-to-weight ratio makes it ideal for vertical lift systems where reducing the static weight of the chain allows for higher payloads of grain.
Bale Handling Equipment: Built to withstand the sudden, jerking loads of bale kickers and accumulation systems, providing the elasticity needed to prevent catastrophic failures.
Our S-Type chains are manufactured using specialized high-carbon steel, following rigorous dimensional tolerances to ensure perfect seating on agricultural sprockets. Below are the core technical parameters for our standard series.

| CHAIN NO. | Pitch | Roller diameter | Width between | Pin diameter | Pin length | Plate depth | Plate thickness | Ultimate tensile strength | Average tensile strength | Weight per meter | |
| Cadena No | Paso | Diámetro rodillo | Ancho interior | Diámetro pasador | Longitud pasador | Altura placas | Ancho placas | Resis. rotura | Resis. media tracción | Peso por metro | |
| P | d1 max | bi min | d2 max | L max | Lc max | h2 max | t/T max | Q min | Q。 | q | |
| mm | mm | mm | mm | mm | mm | mm | mm | kN/LB | KN | kg/m | |
| S32 | 29.21 | 11.43 | 15.88 | 4.45 | 26.7 | 28.8 | 13.2 | 1.8 | 8.0/1818 | 21.6 | 0.86 |
| S32V | 29.21 | 11.43 | 15.88 | 5.08 | 27.3 | 29.7 | 13.5 | 2.1 | 25.0/5680 | 27.0 | 0.96 |
| S42 | 34.93 | 14.27 | 19.05 | 7.00 | 34.3 | 37.0 | 19.8 | 2.8 | 27.0/6136 | 50.8 | 1.60 |
| S45 | 41.40 | 15.24 | 22.23 | 5.72 | 37.7 | 40.4 | 17.3 | 2.8 | 18.0/4091 | 36.1 | 1.66 |
| S51 | 38.10 | 15.24 | 16.00 | 5.72 | 30.9 | 33.8 | 17.3 | 2.8 | 28.0/6364 | 30.8 | 1.48 |
| S52L | 38.10 | 15.24 | 16.40 | 5.72 | 30.9 | 33.8 | 16.5 | 2.5 | 29.2/6636 | 32.2 | 1.36 |
| S52LV | 38.10 | 15.88 | 17.80 | 6.94 | 33.8 | 37.0 | 16.7 | 3.0 | 30.0/6818 | 32.5 | 1.58 |
| S52 | 38.10 | 15.24 | 22.23 | 5.72 | 37.7 | 40.4 | 17.3 | 2.8 | 18.0/4091 | 36.1 | 1.68 |
| 55V | 41.40 | 17.90 | 22.23 | 8.22 | 39.3 | 42.4 | 20.0 | 3.0 | 42.0/9546 | 45.0 | 2.22 |
| 55VF1 | 41.40 | 17.90 | 22.23 | 8.22 | 39.3 | 42.4 | 21.4 | 3.0 | 45.0/10227 | 73.1 | 2.32 |
| S55 | 41.40 | 17.78 | 22.23 | 5.72 | 37.7 | 40.4 | 17.3 | 2.8 | 18.0/4091 | 36.1 | 1.80 |
| S55R | 41.40 | 17.78 | 22.23 | 8.90 | 41.0 | 44.0 | 22.4 | 3.5 | 45.0/10227 | 73.1 | 2.49 |
| S55RH | 41.40 | 17.78 | 22.23 | 8.90 | 43.2 | 46.4 | 22.4 | 4.0 | 65.0/14772 | 84.5 | 2.74 |
| S55RHF1 | 41.40 | 25.00 | 22.23 | 8.90 | 43.2 | 46.4 | 22.4 | 4.0 | 65.0/14772 | 84.5 | 2.74 |
| S62 | 41.91 | 19.05 | 26.20 | 5.72 | 40.3 | 43.0 | 17.3 | 2.5 | 26.7/6067 | 36.1 | 1.87 |
| S62F5 | 41.91 | 19.05 | 26.20 | 5.72 | 40.3 | 43.0 | 16.7 | 2.5 | 26.7/6067 | 36.1 | 2.07 |
| S77 | 58.34 | 18.26 | 22.23 | 8.90 | 43.2 | 46.4 | 26.2 | 4.0 | 45.0/10227 | 73.1 | 2.66 |
| S88 | 66.27 | 22.86 | 28.58 | 8.90 | 49.8 | 53.0 | 26.2 | 4.0 | 45.0/10227 | 73.1 | 3.25 |
| CA642 | 41.40 | 15.88 | 19.00 | 8.28 | 36.1 | 39.1 | 21.2 | 3.0 | 50.0/11363 | 55.0 | 1.98 |
| CA650 | 50.80 | 25.00 | 18.90 | 9.53 | 40.4 | 44.7 | 25.0 | 4.0 | 90.0/20454 | 95.5 | 3.49 |
| CA650F2 | 50.80 | 20.00 | 18.90 | 9.53 | 40.4 | 44.7 | 25.0 | 4.0 | 90.0/20454 | 95.5 | 2.98 |
| S42F2 | 34.93 | 14.27 | 19.05 | 7.00 | 34.3 | 37.0 | 19.8 | 2.5/3.0 | 27.0/6136 | 50.8 | 1.82 |
| S52F10 | 38.10 | 14.00 | 22.00 | 6.92 | 36.5 | 39.1 | 18.2 | 2.5 | 23.5/5283 | 28.2 | 1.60 |
| S62F10 | 41.91 | 19.05 | 25.40 | 5.72 | 39.4 | 42.2 | 17.3 | 2.5 | 26.7/6067 | 36.1 | 2.04 |
| S62F8 | 41.91 | 19.05 | 27.90 | 10.00 | 44.9 | 49.3 | 25.0 | 3.0 | 45.0/10227 | 60.0 | 2.96 |
| CA650F4 | 50.80 | 19.05 | 19.05 | 5.93 | 40.4 | 44.7 | 25.0 | 4.0 | 90/20454 | 95.5 | 2.85 |
| CA620F4 | 42.01 | 19.05 | 27.90 | 10.19 | 44.9 | 46.5 | 25.0 | 3.0 | 45/10277 | 60.0 | 2.95 |
Q: Can S-Type steel chains replace my existing cast iron chains?
A: Yes, in almost all cases, the S-Type steel chain is a superior replacement. It offers higher tensile strength, better shock resistance, and reduced weight, all while being compatible with the same sprockets used for cast chains.
Q: How do I know which S-Series size is right for my spreader?
A: The most common sizes for spreaders are S52 and S55 due to their balance of strength and flexibility. However, for high-capacity industrial spreaders, we recommend the S88 for its 65kN tensile strength.
Q: Is the S-Type chain difficult to maintain in the field?
A: Not at all. The detachable nature of the S-Type link means you can replace a damaged section using only basic hand tools. Regular lubrication with a heavy-duty oil is all that is required to maximize its lifespan.
Q: Are your S-Type chains resistant to fertilizer corrosion?
A: While no steel is entirely immune, our S-Type chains feature a protective surface treatment specifically designed to inhibit the chemical oxidation caused by common fertilizers and acidic silage.
Would you like me to help you draft a specific "Field Maintenance Schedule" for your S-Type chains to help your customers extend the life of their farm machinery?
Agriculture doesn't wait for perfect conditions. When the ground is hard and the schedule is tight, you need a drive system that won't back down. Our S-Type Agricultural Steel Chain is born from the necessity of the field—where dust hangs heavy in the air and the machinery is pushed to its absolute thermal and mechanical limits. As you engage your equipment, you won't hear the grinding or snapping of lower-grade metal. Instead, there is the steady, rhythmic metallic "click" of a precision-matched chain meeting its sprocket.
Running your hand over the S-Type chain, you’ll feel the cool, satin-smooth finish of case-hardened steel, designed to shed mud and moisture effortlessly. This chain tells a story of survival; it was inspired by the need to eliminate the costly downtime of "dropped chains" in the middle of a planting cycle. We’ve replaced the brittle nature of cast links with the resilient, elastic strength of high-carbon pressed steel. This means when your spreader hits a hidden obstruction, the chain flexes and holds rather than shattering. It is more than just a transmission component; it is the silent partner in your farm's productivity, ensuring that every seed is sown and every ton of fertilizer is spread exactly where it belongs.
The S-Type series is defined by specialized engineering features that prioritize the unique stresses of the agricultural sector, where environmental contamination is a constant threat:
High-Carbon Pressed Steel Plates: Unlike cast chains which can be porous and brittle, our link plates are stamped from solid, high-carbon steel. This process aligns the grain of the metal to provide maximum resistance against stretching and deformation under high-torque loads.
Induction-Hardened Pin Surfaces: The "joints" of the S-Type chain are where the most wear occurs. Our pins undergo localized induction hardening, creating a "glass-hard" outer layer that resists the abrasive cutting action of sand and grit, while keeping the core ductile to prevent snapping.
Detachable Link Design: Efficiency in the field is critical. Our S-Type chain features a detachable design that allows for rapid link replacement or chain shortening without the need for complex hydraulic tools, saving valuable hours during the peak season.
Superior Surface Coating: Every link is treated with a specialized anti-corrosion finish. This prevents the "pitting" caused by chemical fertilizers and high-moisture silage, ensuring the chain remains flexible even after a winter in storage.
Our manufacturing facility adheres to strict ISO 9001 protocols, treating every S-Type chain as a precision instrument. We understand that your profitability depends on the integrity of our materials.
Precision Stamping Technology: We use high-tonnage progressive die presses to ensure that every S-Type link is dimensionally identical. This precision is vital for maintaining a consistent pitch across long chain runs, preventing surging or uneven wear on your sprockets.
Controlled-Atmosphere Heat Treatment: All steel components are processed in a specialized furnace to achieve the perfect balance of hardness and toughness. We monitor the carbon potential in real-time to ensure that no link leaves our factory with brittle surface characteristics.
High-Viscosity Pre-Lubrication: Before packaging, each chain is submerged in a heated, high-viscosity mineral oil bath. This ensures the lubricant reaches the internal bearing areas, providing a deep-seated protection that resists the "wash-off" effect of rain and field chemicals.
Load Fatigue Testing: Our chains are not just tested for how much they can pull once; they are tested for how many millions of cycles they can withstand. This "Fatigue-First" approach ensures that your S-Type chain will outlast the competition by up to 40% in high-vibration applications.
The S-Type Agricultural Steel Chain is the go-to solution for farm equipment manufacturers who require a durable, lightweight, and cost-effective drive or conveyor system.
Manure & Fertilizer Spreaders: The aggressive, open-link nature of the S-Type chain allows it to shed corrosive organic material and fertilizer pellets, preventing the "packing" that leads to chain seizing.
Seeding & Indexing Machinery: Providing the consistent, skip-free timing required for modern air-seeders and row-unit planters where precise seed placement is essential for yield.
Grain Elevators & Conveyors: Its high tensile strength-to-weight ratio makes it ideal for vertical lift systems where reducing the static weight of the chain allows for higher payloads of grain.
Bale Handling Equipment: Built to withstand the sudden, jerking loads of bale kickers and accumulation systems, providing the elasticity needed to prevent catastrophic failures.
Our S-Type chains are manufactured using specialized high-carbon steel, following rigorous dimensional tolerances to ensure perfect seating on agricultural sprockets. Below are the core technical parameters for our standard series.

| CHAIN NO. | Pitch | Roller diameter | Width between | Pin diameter | Pin length | Plate depth | Plate thickness | Ultimate tensile strength | Average tensile strength | Weight per meter | |
| Cadena No | Paso | Diámetro rodillo | Ancho interior | Diámetro pasador | Longitud pasador | Altura placas | Ancho placas | Resis. rotura | Resis. media tracción | Peso por metro | |
| P | d1 max | bi min | d2 max | L max | Lc max | h2 max | t/T max | Q min | Q。 | q | |
| mm | mm | mm | mm | mm | mm | mm | mm | kN/LB | KN | kg/m | |
| S32 | 29.21 | 11.43 | 15.88 | 4.45 | 26.7 | 28.8 | 13.2 | 1.8 | 8.0/1818 | 21.6 | 0.86 |
| S32V | 29.21 | 11.43 | 15.88 | 5.08 | 27.3 | 29.7 | 13.5 | 2.1 | 25.0/5680 | 27.0 | 0.96 |
| S42 | 34.93 | 14.27 | 19.05 | 7.00 | 34.3 | 37.0 | 19.8 | 2.8 | 27.0/6136 | 50.8 | 1.60 |
| S45 | 41.40 | 15.24 | 22.23 | 5.72 | 37.7 | 40.4 | 17.3 | 2.8 | 18.0/4091 | 36.1 | 1.66 |
| S51 | 38.10 | 15.24 | 16.00 | 5.72 | 30.9 | 33.8 | 17.3 | 2.8 | 28.0/6364 | 30.8 | 1.48 |
| S52L | 38.10 | 15.24 | 16.40 | 5.72 | 30.9 | 33.8 | 16.5 | 2.5 | 29.2/6636 | 32.2 | 1.36 |
| S52LV | 38.10 | 15.88 | 17.80 | 6.94 | 33.8 | 37.0 | 16.7 | 3.0 | 30.0/6818 | 32.5 | 1.58 |
| S52 | 38.10 | 15.24 | 22.23 | 5.72 | 37.7 | 40.4 | 17.3 | 2.8 | 18.0/4091 | 36.1 | 1.68 |
| 55V | 41.40 | 17.90 | 22.23 | 8.22 | 39.3 | 42.4 | 20.0 | 3.0 | 42.0/9546 | 45.0 | 2.22 |
| 55VF1 | 41.40 | 17.90 | 22.23 | 8.22 | 39.3 | 42.4 | 21.4 | 3.0 | 45.0/10227 | 73.1 | 2.32 |
| S55 | 41.40 | 17.78 | 22.23 | 5.72 | 37.7 | 40.4 | 17.3 | 2.8 | 18.0/4091 | 36.1 | 1.80 |
| S55R | 41.40 | 17.78 | 22.23 | 8.90 | 41.0 | 44.0 | 22.4 | 3.5 | 45.0/10227 | 73.1 | 2.49 |
| S55RH | 41.40 | 17.78 | 22.23 | 8.90 | 43.2 | 46.4 | 22.4 | 4.0 | 65.0/14772 | 84.5 | 2.74 |
| S55RHF1 | 41.40 | 25.00 | 22.23 | 8.90 | 43.2 | 46.4 | 22.4 | 4.0 | 65.0/14772 | 84.5 | 2.74 |
| S62 | 41.91 | 19.05 | 26.20 | 5.72 | 40.3 | 43.0 | 17.3 | 2.5 | 26.7/6067 | 36.1 | 1.87 |
| S62F5 | 41.91 | 19.05 | 26.20 | 5.72 | 40.3 | 43.0 | 16.7 | 2.5 | 26.7/6067 | 36.1 | 2.07 |
| S77 | 58.34 | 18.26 | 22.23 | 8.90 | 43.2 | 46.4 | 26.2 | 4.0 | 45.0/10227 | 73.1 | 2.66 |
| S88 | 66.27 | 22.86 | 28.58 | 8.90 | 49.8 | 53.0 | 26.2 | 4.0 | 45.0/10227 | 73.1 | 3.25 |
| CA642 | 41.40 | 15.88 | 19.00 | 8.28 | 36.1 | 39.1 | 21.2 | 3.0 | 50.0/11363 | 55.0 | 1.98 |
| CA650 | 50.80 | 25.00 | 18.90 | 9.53 | 40.4 | 44.7 | 25.0 | 4.0 | 90.0/20454 | 95.5 | 3.49 |
| CA650F2 | 50.80 | 20.00 | 18.90 | 9.53 | 40.4 | 44.7 | 25.0 | 4.0 | 90.0/20454 | 95.5 | 2.98 |
| S42F2 | 34.93 | 14.27 | 19.05 | 7.00 | 34.3 | 37.0 | 19.8 | 2.5/3.0 | 27.0/6136 | 50.8 | 1.82 |
| S52F10 | 38.10 | 14.00 | 22.00 | 6.92 | 36.5 | 39.1 | 18.2 | 2.5 | 23.5/5283 | 28.2 | 1.60 |
| S62F10 | 41.91 | 19.05 | 25.40 | 5.72 | 39.4 | 42.2 | 17.3 | 2.5 | 26.7/6067 | 36.1 | 2.04 |
| S62F8 | 41.91 | 19.05 | 27.90 | 10.00 | 44.9 | 49.3 | 25.0 | 3.0 | 45.0/10227 | 60.0 | 2.96 |
| CA650F4 | 50.80 | 19.05 | 19.05 | 5.93 | 40.4 | 44.7 | 25.0 | 4.0 | 90/20454 | 95.5 | 2.85 |
| CA620F4 | 42.01 | 19.05 | 27.90 | 10.19 | 44.9 | 46.5 | 25.0 | 3.0 | 45/10277 | 60.0 | 2.95 |
Q: Can S-Type steel chains replace my existing cast iron chains?
A: Yes, in almost all cases, the S-Type steel chain is a superior replacement. It offers higher tensile strength, better shock resistance, and reduced weight, all while being compatible with the same sprockets used for cast chains.
Q: How do I know which S-Series size is right for my spreader?
A: The most common sizes for spreaders are S52 and S55 due to their balance of strength and flexibility. However, for high-capacity industrial spreaders, we recommend the S88 for its 65kN tensile strength.
Q: Is the S-Type chain difficult to maintain in the field?
A: Not at all. The detachable nature of the S-Type link means you can replace a damaged section using only basic hand tools. Regular lubrication with a heavy-duty oil is all that is required to maximize its lifespan.
Q: Are your S-Type chains resistant to fertilizer corrosion?
A: While no steel is entirely immune, our S-Type chains feature a protective surface treatment specifically designed to inhibit the chemical oxidation caused by common fertilizers and acidic silage.
Would you like me to help you draft a specific "Field Maintenance Schedule" for your S-Type chains to help your customers extend the life of their farm machinery?