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Drop forged chain is either supplied with welded flights or with bolt-on flights (Bolt 'N' Go system). 4B drop forged chains have three main styles: standard, double and triple links.
- Ultimate Strengths
- 180Kn (15300kg) to 700Kn (71400kg)
- Case hardened links and pins. -Precision machined driving face for long life
- Case hardness: Rockwell C57-C62
- Core hardness: Rockwell C40
- Chain pitches available: 102LA, 102NA, 125NA, 142NA, 142LA, 142HA, 150NA, 160NA, 175NA, 200NA, 216NA, 250NA, 260NA
- Large range of non-stock chain
- Stainless steel links and pins - available on request
Specifications
| Min. Breaking Load | Case Depth | Weight/Link | P | H | T | W | M | D | |||
| (kN) | (lb) | (kg) | (mm) | (mm) | (mm) | (mm) | (mm) | (mm) | |||
| 4B102LA | 150 | 33750 | 0.5 mm | 0.35 kg | 102 | 36 | 6 | 25 | 8 | 14 | |
| 4B102NA | 180 | 40400 | 0.5 mm | 0.35 kg | 102 | 36 | 7 | 28 | 12 | 14 | |
| 4B125NA | 200 | 44900 | 0.6 mm | 0.60 kg | 125 | 35 | 10 | 36 | 15 | 16 | |
| 4B142LA | 250 | 56250 | 0.7mm | 0.69 kg | 142 | 40 | 10 | 31 | 14 | 18.2 | |
| 4B142NA | 300 | 67500 | 0.7 mm | 1.12 kg | 142 | 50 | 12 | 42 | 18.7 | 25 | |
| 4B142HA | 450 | 101000 | 0.7 mm | 1.70 kg | 142 | 50 | 16.5 | 62 | 28.5 | 25 | |
| 4B150NA | 300 | 67500 | 0.7 mm | 1.16 kg | 150 | 49 | 13 | 36 | 15 | 25 | |
| 4B160NA | 350 | 78700 | 0.8 mm | 1.19 kg | 160 | 44.5 | 13 | 42 | 19.5 | 20 | |
| 4B175NA | 520 | 117500 | 1.0 mm | 2.73 kg | 175 | 60 | 16 | 72 | 22 | 30 | |
| 4B200NA | 600 | 135000 | 1.0 mm | 2.90 kg | 200 | 60 | 18 | 68 | 30 | 30 | |
| 4B216NA | 600 | 135000 | 1.0 mm | 3.70 kg | 216 | 75 | 19 | 59 | 26 | 35 | |
| 4B250NA | 700 | 158000 | 1.0 mm | 4.26 kg | 250 | 75 | 18 | 70 | 32 | 32 | |
| 4B260NA | 700 | 158000 | 1.0 mm | 5.00 kg | 260 | 75 | 21 | 71 | 31 | 32 |
Case hardness: Rockwell C57-C62
Core hardness: Rockwell C40
Downloads
Features
Typical Welded Flight Attachments:
The table below shows the most common flight attachments. Custom flights are available, based on customer specification.
 Square Bar |
 Flat Bar |
 Paddle Flight |
 U Flight |
|
 Closed U Flight with Filler Plates |
 OO Flight |
 OO Flight with Filler Plates |
 Return Cups |
Standard Pin Options:
Links & Pins are available in 304, 316 & 420 stainless steel.
Note: Clamps, roll pins, hex bolts and lock nots must not be re-used. Install one time and discard after use.
Accessories
Manganese Wear Rails
Manganese Wear Rails for drop forged chains. - ‘V’ Groove.
Sizes available:
40 x 10mm
50 x 10mm
60 x 10mm
More sizes on request.
Images
Videos
Design Services
Chain Conveyor Design Service
Chain Conveyor Design Service
Take advantage of our free design service for chain conveyors.
Whether you want a new chain conveyor or you want to optimize an existing chain conveyor, our engineers at 4B can help you.
To get a free chain conveyor calculation
Please fill this form in as accurately as possible to allow us to deal with your enquiry more effectively.
Take advantage of our free design service for chain conveyors.
Whether you want a new chain conveyor or you want to optimize an existing chain conveyor, our engineers at 4B can help you.
To get a free chain conveyor calculation
Please fill this form in as accurately as possible to allow us to deal with your enquiry more effectively.