ASTM A312seamless steel pipe
2016-10-27 15:27:47 COMMENT：0 HITS：
Gansu iron and steel industry to complete decrease the production quality 3 months ahead of schedule of the annual production capacity. Gansu steel industry this year has been reduced production capacity of 1.6 million tons of the iron, crude steel production capacity of 1.44 million tons, ahead of the full completion of the annual task, ahead of schedule than the national plan for 3 months.
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