Duplex Chain

Duplex chain types are a kind of roller chain that comprises dual chain link rows, whilst utilising a sprocket or roller in order to drive other moving components in machinery or vehicles. Duplex - referring to two - chains can often be identified by roller chain code types with a suffix of 2. Similar to simplex and triplex types of roller chains, duplex roller chains are available in a variety of pitch sizes and standards.

Is a Duplex chain the same as a Simplex chain?

Although similar in design, a Duplex chain features two roller chains running parallel rather than a single one found with Simplex chains. The row of plates in a Duplex type chain also feature an identical number of sprocket teeth slots.


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Description Price Number of Strands Chain Series Chain Type Chain Standard Length Pitch Plate Height Roller Diameter Chain Width Overall Width Standard Material Weight
RS Stock No. 612-4821
Mfr. Part No.CW08B-2
BrandWitra
£146.81
Each
Units
Duplex - 08B-2 - 5m 12.7mm 11.8mm 8.51mm 7.75mm 31mm British/European Steel -
RS Stock No. 612-4809
Mfr. Part No.CW06B-2
BrandWitra
£65.23
Each
Units
Duplex - 06B-2 - 5m 9.525mm 8.2mm 6.35mm 5.72mm 23.8mm British/European Steel -
RS Stock No. 612-4837
Mfr. Part No.CW10B-2
BrandWitra
£185.85
Each
Units
Duplex - 10B-2 - 5m 15.875mm 14.7mm 10.16mm 9.65mm 36.2mm British/European Steel 1.8kg/m
RS Stock No. 474-959
Mfr. Part No.D462
BrandWippermann
£168.32
Each
Units
Duplex - 08B-2 - 5m 12.7mm 11.8mm 8.51mm 7.75mm 31mm British/European Steel 1.4kg/m
RS Stock No. 720-4230
Mfr. Part No.12B2X25FT
BrandRenold
£432.73
Each
Units
Duplex Renold (Blue Box) 12B-2 - 7.6m 19.05mm 16mm 12.07mm 11.68mm 41.4mm British/European Steel 2.4kg/m
RS Stock No. 720-4228
Mfr. Part No.08B2X25FT
BrandRenold
£312.87
Each
Units
Duplex Renold (Blue Box) 08B-2 - 7.6m 12.7mm 11.7mm 8.51mm 7.75mm 30.4mm British/European Steel 1.4kg/m
RS Stock No. 720-4338
Mfr. Part No.60A2X10FT
BrandRenold
£206.40
Each
Units
Duplex Renold (Blue Box) 60-2 - 3m 19.05mm 17.5mm 11.91mm 12.57mm 48.1mm American Steel 2.9kg/m
RS Stock No. 720-4243
Mfr. Part No.20B2X10FT
BrandRenold
£515.75
Each
Units
Duplex Renold (Blue Box) 20B-2 - 3m 31.75mm 26.42mm 19.05mm 19.56mm 76.7mm British/European Steel 7.8kg/m
RS Stock No. 475-007
Mfr. Part No.D501
BrandWippermann
£254.14
Each
Units
Duplex - 10B-2 - 5m 15.875mm 14.7mm 10.16mm 9.65mm 36.2mm British/European Steel 1.8kg/m
RS Stock No. 474-919
Mfr. Part No.D455
BrandWippermann
£186.08
Each
Units
Duplex - 06B-2 - 5m 9.525mm 8.2mm 6.35mm 5.72mm 23.8mm British/European Steel 0.8kg/m
RS Stock No. 720-4329
Mfr. Part No.50A2X10FT
BrandRenold
£109.25
Each
Units
Duplex Renold (Blue Box) 50-2 - 3m 15.875mm 14.6mm 10.16mm 9.4mm 38.4mm American Steel 2kg/m
RS Stock No. 720-4224
Mfr. Part No.06B2X25FT
BrandRenold
£314.49
Each
Units
Duplex Renold (Blue Box) 06B-2 - 10m 9.525mm 8.2mm 6.35mm 5.72mm 23mm British/European Steel 0.8kg/m
RS Stock No. 146-3768
Mfr. Part No.SD12B2X5M
BrandRenold
£91.85
Each
Units
Duplex Renold SD (Red Box) 12B-2 - 5m 19.05mm 16.1mm 12.07mm - - British/European Steel 2.3kg/m
RS Stock No. 184-5732
Mfr. Part No.RS60-2
BrandTsubaki
£337.64
Each
Units
Duplex ANSI G8 60-2 ANSI (DIN 8188) 3.048m 19.05mm 18.1mm 11.91mm 12.7mm 50.5mm American Carbon Steel 3kg/m
RS Stock No. 183-0870
Mfr. Part No.RS24B-2
BrandTsubaki
£863.36
Each
Units
Duplex BS GT4 Winner 24B-2 ISO 606 (DIN 8187) 5m 38.1mm 33.4mm 25.4mm 25.4mm 106.8mm British/European Carbon Steel 14.7kg
RS Stock No. 161-7298
Mfr. Part No.211N7B01A00
BrandSedis
£194.37
Each
Units
Duplex ALPHA 10B-2 - 5m 15.875mm 13.7mm 10.16mm 9.65mm 35.75mm - Carbon Steel 1.7kg/m
RS Stock No. 184-5729
Mfr. Part No.RS40-2
BrandTsubaki
£109.89
Each
Units
Duplex ANSI G8 40-2 ANSI (DIN 8188) 3.048m 12.7mm 12mm 7.92mm 7.95mm 32.6mm American Carbon Steel 1.3kg/m
RS Stock No. 183-0867
Mfr. Part No.RS16B-2
BrandTsubaki
£339.37
Each
Units
Duplex BS GT4 Winner 16B-2 ISO 606 (DIN 8187) 5m 25.4mm 21mm 15.88mm 17.02mm 69.3mm British/European Carbon Steel 5.4kg
RS Stock No. 184-5733
Mfr. Part No.RS80-2
BrandTsubaki
£273.23
Each
Units
Duplex ANSI G8 80-2 ANSI (DIN 8188) 3.048m 25.4mm 24.1mm 15.88mm 15.88mm 64.8mm American Carbon Steel 5.3kg/m
RS Stock No. 161-7291
Mfr. Part No.203N7B01A00
BrandSedis
£134.87
Each
Units
Duplex ALPHA 06B-2 - 5m 9.525mm 8.23mm 6.35mm 5.77mm 23.8mm - Carbon Steel 0.7kg/m