Our customer ordered a batch of 1 1/2" OD polished rods with 30ft length this time.
The usual polished rods material is alloy steel 4142, but this customer request carbon steel material polished rods with SM coating.The maximum tensile strength of the polished rods is 90 to 120ksi. All the production procedure conform to API 11B standard.
Carbon steel SM polished rods is a economic choice for the oil production project, the price is cheaper than 4142 alloy steel SM polished rods.
Below are the photos of this polished rods order:
![]()
![]()