Crosby A-1346 Welded Master Link Assembly - Range from 3000kg to 26,500kg
Model: A-1346 / WMLA-3126
Crosby A-1346 welded master link assemblies.
Crosby A-1343 products meet or exceed all requirements of ASME B30.26 including identification, ductility, design factor, proof load and temperature requirements. Importantly, Crosby products meet other critical performance requirements including fatique life, impact properties and material traceability, not addressed by ASME B30.26.
Features
- Available in sizes A13 through A45.
- Alloy Steel - Quenched and Tempered.
- Design Factor of 4 to 1.
- Individually Proof Tested to values shown.
- Based on DIN 5688, part 3.
- Each link has a Product Identification Code (PIC) for material traceability, along with the size and "CG" stamped into it.
Metric Dimensions and Specifications
Ratings below are for use with chain slings fabricated in accordance with ASTM B30.9.
Note: For Imperial dimensions and specifications please see the 'Imperial Specifications' tab above.
| Size | A-1346 Stock No. S.C. | Weight Each (kg) | Three and Four Leg Sling | Proof Load (kN) | Dimensions (mm) | ||||||||
| Chain Size | WLL (t)* | A | B | C | D | E | F | Dimensional Drawing | |||||
| (mm) | (in.) | ||||||||||||
| A18-B13 | 1256507 | 1.13 | 6 | - | 3.0 | 75 | 18 | 75 | 135 | 13 | 25 | 54 |
|
| A22-B16 | 1256577 | 2.22 | 7 | 1/4 | 4.2 | 133 | 22 | 90 | 160 | 16 | 34 | 70 | |
| A22-B16 | 1256577 | 2.22 | 8 | 5/16 | 5.3 | 133 | 22 | 90 | 160 | 16 | 34 | 70 | |
| A26-B18 | 1256647 | 3.37 | 10 | 3/8 | 8.0 | 200 | 26 | 100 | 180 | 18 | 40 | 85 | |
| A32-B22 | 1256717 | 6.07 | 13 | 1/2 | 14.0 | 350 | 32 | 110 | 200 | 22 | 50 | 115 | |
| A36-B26 | 1256787 | 10.00 | 16 | 5/8 | 21.2 | 530 | 36 | 140 | 260 | 26 | 65 | 140 | |
| A45-B32 | 1256867 | 18.92 | 19 | 3/4 | 26.5 | 663 | 45 | 180 | 340 | 32 | 70 | 150 | |
† Working Load Limit with coupling links at 90 degrees included angle maximum.
Imperial Specifications
Ratings below are for use with chain slings fabricated in accordance with ASTM B30.9.
| Size | A-1346 Stock No. S.C. | Weight Each (lbs) | WLL (lbs) | Three and Four Leg Sling | Proof Load (lbs) | Dimensions (in.) | ||||||||
| Chain Size | WLL (lbs.)* | A | B | C | D | E | F | Dimensional Drawing | ||||||
| (in.) | (mm) | |||||||||||||
| A18-B13 | 1256507 | 2.50 | 6600 | - | - | - | 16850 | .71 | 2.95 | 5.31 | .51 | .98 | 2.12 |
|
| A22-B16 | 1256577 | 4.90 | - | 1/4 | 7 | 11200 | 29650 | .87 | 3.56 | 6.30 | .63 | 1.34 | 2.75 | |
| A26-B18 | 1256647 | 7.40 | - | 5/16 | 8 | 14800 | 44900 | 1.00 | 3.94 | 7.10 | .71 | 1.57 | 3.35 | |
| A32-B22 | 1256717 | 13.40 | - | 3/8 | 10 | 22900 | 77500 | 1.26 | 4.33 | 7.87 | .87 | 1.97 | 4.53 | |
| A36-B26 | 1256787 | 22.00 | - | 1/2 | 13 | 39000 | 116900 | 1.42 | 5.51 | 10.24 | 1.00 | 2.56 | 5.51 | |
| A45-B32 | 1256867 | 41.70 | - | 5/8 | 16 | 58700 | 146100 | 1.77 | 7.10 | 13.40 | 1.26 | 2.75 | 5.90 | |
* Ultimate Load is 4 times the Working Load Limit. Based on grade 10 chain at 60° sling angle.
† Working Load Limit with coupling links at 90 degrees included angle maximum.
Images are for display purposes only.
