Model: | - |
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Brand: | - |
Origin: | Made In China |
Category: | Metallurgy , Mining & Energy / Metallurgy & Mining / Bars, Rods, Angles, and Stainless Steel Shapes |
Label: | HS polished rods , high strength rods , polished rod |
Price: |
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Min. Order: | - |
Last Online:25 May, 2011 |
The ultra high strength polished rod is made from AISI 4130 alloy steel.
The nominal diameter of thread for all sizes of polished rod (1-1/2 inch and 1-1/4 inch) is standardized by 1-3/8 inch (34.9mm). Such standardized diameter of thread make convenience for the 1 inch polished rod joint directly with the 1 inch API sucker rod without using subcoupling for connection.
Surface roughness Ra ≤ 0.8μm