Lambda Chain BS/DIN standard Major Specifications
RS20B-LM-1
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Catalogs ・Instruction Manuals
Major Specifications
| Size & Specification & No. of strands | JIS no. | No. of strands |
Min. tensile strength kN {kgf} |
Estimated Mass kg/m |
No. of links per unit |
Allowable speed m/min |
Operating temperature range |
|---|---|---|---|---|---|---|---|
| RS20B-LM-1 | 20B | 1 | 95.0{9690} | 3.85 | 96 | 80 | -10℃～150℃ |
Notes
1.Minimum tensile strength of attachment chain differs from the above. Contact us.
2.Made to order
Principal dimensions mm
| Pitch P |
Roller dia. R |
Inner link inner width W |
Plate | Pin | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| T1 | T2 | H | h | D | L1 | L2 | L | |||
| 31.75 | 19.05 | 19.56 | 3.4 | 4.4 | 26.4 | 26.0 | 10.19 | 19.9 | 23.1 | 46.6 |
Notes
1.Connecting links are cotter pin type.
Applicable connecting link
| Type | Connecting link | Offset link |
|---|---|---|
| Model No. | RS20B-LM-1-MWJL | RS20B-LM-1-OL |
| Standard Price | Contact us for details. | Contact us for details. |
| Delivery | Contact us for details. | Contact us for details. |
Notes for use
1.Operating Temperature: -10℃ to 150℃
2.Sprocket: Use sprockets for BS Roller Chain (ISO B Series).
3.Compatibility: Compatible with single-strand BS/DIN Standard RS Roller Chain, but the transmission capacity and allowable speeds are different.
Transmission Capacity Table kW
| Small sprocket no. of teeth |
Small sprocket RPM r/min | ||||||
|---|---|---|---|---|---|---|---|
| 10 | 25 | 50 | 100 | 150 | 200 | 275 | |
| 9 | 0.54 | 1.23 | 2.30 | 4.30 | 6.19 | 8.02 | 10.7 |
| 10 | 0.61 | 1.38 | 2.58 | 4.82 | 6.94 | 8.99 | |
| 11 | 0.67 | 1.53 | 2.86 | 5.34 | 7.69 | 9.96 | |
| 12 | 0.74 | 1.68 | 3.14 | 5.87 | 8.45 | 10.9 | |
| 13 | 0.81 | 1.84 | 3.43 | 6.39 | 9.21 | ||
| 14 | 0.87 | 1.99 | 3.71 | 6.93 | 9.98 | ||
| 15 | 0.94 | 2.14 | 4.00 | 7.46 | 10.8 | ||
| 16 | 1.01 | 2.30 | 4.29 | 8.00 | 11.5 | ||
| 17 | 1.08 | 2.45 | 4.58 | 8.54 | |||
| 18 | 1.14 | 2.61 | 4.87 | 9.09 | |||
| 19 | 1.21 | 2.77 | 5.16 | 9.63 | |||
| 20 | 1.28 | 2.92 | 5.46 | 10.2 | |||
| 21 | 1.35 | 3.08 | 5.75 | 10.7 | |||
| 22 | 1.42 | 3.24 | 6.05 | 11.3 | |||
| 23 | 1.49 | 3.40 | 6.35 | 11.8 | |||
| 24 | 1.56 | 3.56 | 6.64 | 12.4 | |||
| 25 | 1.63 | 3.72 | 6.94 | 13.0 | |||
| 26 | 1.70 | 3.88 | 7.24 | ||||
Notes
1.kW ratings when using a 1-pitch offset link (OL) are 80% of the above.
2.The kW rating table is different from that of RS Roller Chain.
Contact Information
Online Inquiries
For inquiries in English, visit the Inquiries page on our Tsubaki Group website.
