SB
PLW or Made to order
7315119000
Carbon Steel
Plastic Bag+Carton Box+Plywood Case
PLW
CHINA
Standard
roller chain
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High-Strength Side Bow Chains with Crown Wheel Pinion Gears - ANSI-Certified Flex Design (40SB)
Product Description


| CHAIN NO. | Pitch | Roller diameter | Width between inner plates | Pin diameter | Pin length | Inner plate depth | Plate thickness | Side boW radus | Ultimate tensile strength | Average tensile strength | Weight per meter | |
| Cadena no | Paso | Diametro rodillo | Ancho interior | Diámetro pasador | Longitud pasador | Altura placas | Ancho placas | Radio curva lateral | Resis. rotura | Resis. media traccion | Peso por metro | |
| P | d1 max | b1 min | d2 max | L max | Lc max | h2 max | t/T max | R min | Q min | Qo | q | |
| mm | mm | mm | mm | mm | mm | mm | mm | mm | kN/LB | KN | kg/m | |
| 40SB | 12.700 | 7.95 | 7.85 | 3.96 | 16.9 | 18.1 | 11.7 | 1.50 | 350 | 13.8/3136 | 15.2 | 0.80 |
| 43SB | 12.700 | 7.95 | 7.85 | 3.45 | 18.3 | 19.5 | 11.7 | 1.50 | 305 | 12.0/2727 | 13.2 | 0.64 |
| 50SB | 15.875 | 10.16 | 9.40 | 4.37 | 20.7 | 22.7 | 14.9 | 2.03 | 400 | 20.6/4681 | 22.7 | 1.09 |
| 60SB | 19.050 | 11.91 | 12.57 | 5.34 | 26.6 | 28.4 | 18.0 | 2.42 | 500 | 15.7/3568 | 17.3 | 1.54 |
| 63SB | 19.050 | 11.91 | 12.68 | 5.08 | 28.8 | 30.6 | 17.2 | 2.42/2.03 | 350 | 12.5/2840 | 20.0 | 1.40 |
| 80SB | 25.400 | 15.88 | 15.75 | 7.19 | 34.0 | 37.3 | 24.0 | 3.25 | 711 | 40.9/9201 | 42.0 | 2.60 |
| 06BSBF1 | 9.525 | 6.35 | 5.72 | 3.05 | 13.5 | 15.0 | 8.2 | 1.30 | 300 | 8.0/1818 | 8.8 | 0.60 |
| 08BSB | 12.700 | 8.51 | 7.75 | 3.97 | 17.4 | 18.7 | 11.8 | 1.60 | 400 | 14.0/3182 | 15.4 | 0.70 |
| 08BSBF1 | 12.700 | 8.51 | 7.75 | 3.97 | 16.3 | 17.6 | 11.8 | 1.6/1.2 | 400 | 12.8/2909 | 14.1 | 0.65 |
| 10BSB | 15.875 | 10.16 | 9.65 | 4.50 | 20.1 | 21.5 | 14.7 | 1.70 | 400 | 15.6/3545 | 172 | 0.93 |
| 12BSB | 19.050 | 12.07 | 11.68 | 5.12 | 23.1 | 24.8 | 16.0 | 1.85 | 500 | 20.5/4658 | 22.6 | 1.16 |
| 16BSB | 25.400 | 15.88 | 17.22 | 7.90 | 36.5 | 39.7 | 21.0 | 3.7/3.0 | 500 | 55.6/12635 | 64.0 | 2.53 |
| C20505B | 31.750 | 10.16 | 9.40 | 5.08 | 21.3 | 22.6 | 15.0 | 2.03 | 800 | 21.8/4954 | 24.0 | 0.84 |
| C20605BF1 | 38.100 | 11.91 | 12.57 | 5.08 | 26.8 | 28.8 | 18.0 | 2.42 | 800 | 21.8/4954 | 24.0 | 1.17 |
Superior Lateral Bending Flexibility: Adopting an optimized special gap and arc tooth profile design, the chain supports smooth horizontal lateral bending and flexible directional conversion. It can adapt to various curved track layouts, including small-radius turns, S-shaped conveying and circular looping transportation, solving the operational limitations of traditional rigid straight chains and greatly improving conveyor line layout flexibility.
Reinforced Thickened Side Plates Structure: The side plates are thickened and structurally strengthened compared with ordinary side bow chains. The reinforced plate design effectively enhances overall tensile strength, impact resistance and structural stability, preventing plate deformation, chain distortion and loosening during high-flexibility bending and heavy-load operation.
Precision Machining & Smooth Operation: All chain links, pins and rollers are processed via high-precision CNC machining and standardized heat treatment. The matching clearance is precisely controlled to ensure flexible rotation and smooth bending without jamming, stalling or abnormal noise. It realizes stable, low-resistance and high-efficiency curved material conveying.
Excellent Wear & Fatigue Resistance: Key components undergo carburizing quenching and tempering treatment, achieving high surface hardness and tough core texture. The chain effectively resists long-term friction, repeated bending fatigue and continuous impact load, maintaining stable performance after millions of bending cycles and extending overall service life.
Reliable Structural Stability & Safety: The integrated reinforced side plate and optimized pin-bush matching structure enhance the overall connection firmness. It avoids common failures such as chain dislocation, link separation and bending fracture during frequent curved operation, ensuring continuous and safe production line operation and reducing unexpected downtime.
Strong Adaptability & Cost Efficiency: Compatible with multi-angle curved conveyor tracks and multi-layer conveying equipment. It simplifies complex conveyor line design, saves production site space, and reduces the cost of auxiliary turning equipment. With low maintenance frequency and high durability, it effectively lowers long-term operational and replacement costs.