The cast iron pipe is used for water supply, drainage and gas transmission pipeline.
铸铁管用于给水、排水和煤气输送管线，它包括铸铁直管和管件。
This pipe is made of carbon steel (stainless steel, cast iron, plastic).
这管子是碳素钢(不锈钢、铸铁、塑料)制成的。
This pipe is made of carbon steel (stainless steel, cast iron, plastic).
这管子是碳素钢(不锈钢、铸铁、塑料)制成的。
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