factory mill manufacturer directly supply black square hollow section
The wall thickness of black square hollow section is allowed to deviate.
Model:hfw-yt-019
The wall thickness of black square hollow section is allowed to deviate.
Model:hfw-yt-019
galvanized hollow sections manufacturer Yuantaiderun(oem odm obm) orifice is flat, the outer&inner walls of the pipe are smooth
Model:hfw-yt-072
Square steel hollow section yuantai(oem obm odm)low cost,factory direct supply,fast delivery,high quality
Model:hfw-yt-090
Square steel hollow section manufacturer yuantaiderun advantage is low cost,high quality,complete specifications,fast delivery
Model:hfw-yt-093
galvanized round hollow section manufacturer China(oem obm odm),low cost,high quality,fast delivery,complete specifications.
Model:hfw-yt-269
LSAW steel hollow section manufacturer China YuantaiDerun(can odm oem obm),its advantage is low cost,high quality
Model:ytdr-334
erw hollow section wholesale manufacturer Tianjin YuantaiDerun,its advantage is complete specifications,high quality,low price
Model:ytdr-379