新系统改造后于1998年投入使用，为170无缝钢管公司达到设计产量，起到了不可替代的作用。
The new reformed system has been put into operation since 1998 and played irreplaceable role for the attainment of design yield in 170 Seamless Steel Tube Company.
我公司生产热轧钢管，直缝钢管和无缝钢管。
We manufacture hot rolling steel pipes, straight seam pipes and seamless steel pipes.
中居前列。公司还经营无缝钢管和节能器材。
The company also operating seamless steel tubes and energy-saving equipment.
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