- heavy seamless steel pipe
- 加厚: intensification; thickening; ...
- 无缝钢管: gapless rail; seamless steel ...
- 无缝钢管: deamless pipe; seamle steel pipe; seamle steel tube; seamless boiler steel tube; seamless pipe; seamless steal pipe; seamless steel piep; seamless steel pipe; seamless steel tubes; seamless steel tubing; seamless tube; solid draw pipe; solid draw tube; solid drawn pipe; solid drawn tube; solid pipe; solid-drawn steel pipe; weldle steel tube; weldless pipe; weldless steel tube
- 无缝钢管厂: seamless steel tubing mill
- 无缝钢管坯: seamless bloom
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