Our pulleys are fabricated with AS3678 grade 250 plate for the shells and end disks, except where pipe sizes are available. We offer API 5LB grade pipe which has a higher UTS than grade 250 plate
All welds conforms to AS1554.1 SP. We also offer welding to AS1554.5 for special high stress applications.
Shafts are designed to AS1403 and material is generally AS1442 grade 1045, however we can provide other grades such as AS1444 grade 4140 upon request.