Min. Order Reference FOB Price
1 Ton US$1,300.00-1,900.00 / Ton
Product Description
Product Description Heavy Weight Drill Pipe Integral Heavy Weight Drill Pipes Heavy Weight Drill Pipes are machined from 31ft bars of AISI 4145H Mod. alloy steel,full-length quenched and tempered to obtain the API Spec. 7-1, NS-1 and Ds-1 mechanical properties.All Heavy Weight Drill pipe bars ...