• Dongyang Chain Side Bow Chain (SB)
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Dongyang Chain Side Bow Chain (SB)

Dongyang Chain Side Bow Chain (SB)

Side bow (side flex) roller chain that can bend sideways along curved conveyor paths, sizes DY 40 SB to DY 80 SB.

Key features

  • The catalog lists the side bending radius for each size, from 320 mm (DY 40 SB) to 720 mm (DY 80 SB)
  • Average tensile strength ranges from 920 to 3,980 kgf
DY 40 SB Pitch: 12.70 mm | Min. side bending radius: 320 mm | Roller dia.: 7.92 mm | Inner width: 7.85 mm | Plate thickness: 1.5 mm | Plate height: 12.0 mm | Pin dia.: 3.45 mm | Pin length L1/L2: 8.50/10.00 mm | Avg. tensile strength: 920 kgf | Approx. weight: 0.65 kg/m
DY 50 SB Pitch: 15.875 mm | Min. side bending radius: 410 mm | Roller dia.: 10.14 mm | Inner width: 9.40 mm | Plate thickness: 2.0 mm | Plate height: 15.0 mm | Pin dia.: 4.37 mm | Pin length L1/L2: 10.45/12.35 mm | Avg. tensile strength: 1,530 kgf | Approx. weight: 1.08 kg/m
DY 60 SB Pitch: 19.05 mm | Min. side bending radius: 510 mm | Roller dia.: 11.91 mm | Inner width: 12.57 mm | Plate thickness: 2.4 mm | Plate height: 18.0 mm | Pin dia.: 5.08 mm | Pin length L1/L2: 13.35/15.25 mm | Avg. tensile strength: 2,240 kgf | Approx. weight: 1.55 kg/m
DY 80 SB Pitch: 25.40 mm | Min. side bending radius: 720 mm | Roller dia.: 15.88 mm | Inner width: 15.75 mm | Plate thickness: 3.2 mm | Plate height: 24.1 mm | Pin dia.: 7.19 mm | Pin length L1/L2: 17.05/18.85 mm | Avg. tensile strength: 3,980 kgf | Approx. weight: 2.40 kg/m
Roller ChainsDongyang Chain
4 product codes available in this family
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Dongyang Chain Side Bow Chain (SB)

Brand Dongyang Chain·Roller Chains

Available part numbers (4)

DY 40 SB, DY 50 SB, DY 60 SB, DY 80 SB

How to order

Send the Dongyang Chain part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

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Product codes & specifications
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Product codeSpec
DY 40 SBPitch: 12.70 mm | Min. side bending radius: 320 mm | Roller dia.: 7.92 mm | Inner width: 7.85 mm | Plate thickness: 1.5 mm | Plate height: 12.0 mm | Pin dia.: 3.45 mm | Pin length L1/L2: 8.50/10.00 mm | Avg. tensile strength: 920 kgf | Approx. weight: 0.65 kg/m
DY 50 SBPitch: 15.875 mm | Min. side bending radius: 410 mm | Roller dia.: 10.14 mm | Inner width: 9.40 mm | Plate thickness: 2.0 mm | Plate height: 15.0 mm | Pin dia.: 4.37 mm | Pin length L1/L2: 10.45/12.35 mm | Avg. tensile strength: 1,530 kgf | Approx. weight: 1.08 kg/m
DY 60 SBPitch: 19.05 mm | Min. side bending radius: 510 mm | Roller dia.: 11.91 mm | Inner width: 12.57 mm | Plate thickness: 2.4 mm | Plate height: 18.0 mm | Pin dia.: 5.08 mm | Pin length L1/L2: 13.35/15.25 mm | Avg. tensile strength: 2,240 kgf | Approx. weight: 1.55 kg/m
DY 80 SBPitch: 25.40 mm | Min. side bending radius: 720 mm | Roller dia.: 15.88 mm | Inner width: 15.75 mm | Plate thickness: 3.2 mm | Plate height: 24.1 mm | Pin dia.: 7.19 mm | Pin length L1/L2: 17.05/18.85 mm | Avg. tensile strength: 3,980 kgf | Approx. weight: 2.40 kg/m

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