Use of high-strength line pipe can improve economics of long-distance gas lines

The recent development of X-120 high-strength steel line pipe (nominal yield strength of 120 ksi)1 enables gas producers to realize significant savings in the total cost of long-distance gas transmission pipelines, lowering the cost of supplying gas to market. These savings can be achieved from cost reductions in material, construction, compression, and integrated-project operations.Described here are the methods of achieving these savings and example projects in which application of X-120 line pipe in higher pressure, smaller diameter pipelines results in total project cost savings of 5-15%.High-strength steelEvaluation of economically transporting gas from remote sources of supply is cr...

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