Gulu la Zitsulo:Q195-Q345,S235JR,S275JR,S355JR,GR.BD,

Chithunzi cha STK500

Muyezo:GB/T3091–2001,BS1387–1985,DIN EN10025,EN10219,JIS G3444:2004,ASTMA53 SCH40/80/STD,BS-EN10255-2004

Pamapeto Pamwamba: zoviikidwa malata otentha, malata amagetsi, akuda, opaka utoto, ulusi, socket, chosema.

M'mimba mwake (inchi):1/2''—16''

Kunenepa (mm): 0.6—20.0

Utali (m):1—12

Mawonekedwe agawo: kuzungulira

Dziko Lochokera: China (Kumtunda)

Province: Tianjin

Ntchito: Chitoliro Chopanga

Njira yopanga: ERW

Chizindikiro: CE