GB/T 21237:L390 Pipeline Steel Plate
Now more and more world’s people focus on protecting our environment, the new clean energy nature gas is widely used through pipelines. GB/T 21237:L390 Pipeline Steel Plate used in petroleum pipeline...
GB/T 21237:L415 Pipeline Steel Plate
GB/T 21237:L415 is a kind of pipe line steel plate. Pipeline was used in certain corrosive condition, for example, marine line must resist the corrosion of seawater: The pipeline used in Chemical indu...
GB/T 21237:L245-L360 Pipeline Steel Plate
GB/T 21237:L245-L360 Pipeline steel plates are used to fabricate large diameter welded pipes which transport oil and nature gas. This kind of steel plates should havehigh strength, high temperature t...
