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Lumber conveyor chain is widely used for wood factory. The main specification includes 81X,81XH,81XHH,and 3939 lumber conveyor chain. We can supply high quality lumber conveyor chain to satisfy customers' demand. 
| Chain no. | Pitch | Roller Diameter | Width Between Inner plate | Pin Diameter | Pin Length | Inner Plate depth | Plate thickness | Ultimate Tensile Strength | Average Tensile Strength | Weight Per Meter | |
| p | D1 Max | B1 min | D2 Max | L max | Lc max | H2 max | T | Q Min | Q0 | q | |
| mm | mm | mm | mm | mm | mm | mm | mm | KN/LB | KN | Km/m | |
| 81X | 66.27 | 23.00 | 27.00 | 11.10 | 49.0 | 53.5 | 28.50 | 4.00 | 106.7/24250 | 128.9 | 3.78 |
| 81XH | 66.27 | 23.00 | 27.78 | 11.10 | 60.7 | 65.1 | 31.35 | 7.94/5.55 | 151.9/34523 | 175.7 | 5.88 |
| 81XHH | 66.27 | 23.00 | 27.78 | 11.10 | 65.6 | 70.0 | 31.35 | 7.94 | 191.1/43432 | 212.6 | 6.70 |
| Chain no. | Pitch | Roller Diameter | Width Between Inner plate | Pin dimension | Plate dimension | Ultimate Tensile Strength | Weight Per Meter | |||||
| p | D1 Max | B1 min | D2 Max | L Max mm | H2 max | D3 max | D4 max | J Max | K Max | Q min | q | |
| mm | mm | mm | mm | mm | mm | mm | mm | mm | mm | mm | Km/m | |
| 3939 | 203.2 | 23.00 | 27.00 | 11.1 | 49.0 | 28.58 | 7.2 | 7.2 | 38.1 | 101.6 | 115.58/26268 | 2.45 |
