Section XV — Base metals and articles of base metal
Subheading
730719
Other
Common commodities
Malleable cast iron elbowsDuctile iron pipe unionsSpheroidal graphite iron teesHeavy-duty malleable cast iron valvesMalleable iron pipe fittings for water supplyDuctile iron flanges for industrial applicationsSpheroidal graphite iron socket weld fittingsMalleable cast iron threaded fittingsHeavy-duty ductile iron elbows for plumbingIndustrial malleable iron crosses