Waalkan leh ASTM ASM A350 been abuur ah ama giraan-duuban ama giraanta giraanta
ASTM-ka AS2020 Wasalka WPL6 waxay noqon kartaa mid aan kala go 'lahayn, waalane ama been abuur. Waxaa jira noocyo kala duwan oo kuyaal ah sida ururada shaqaalaha, tuubooyinka, isku-darka, lambarada, laalaab, koofiyadaha iyo xulalka.
Kaararka kaarboon hoose ee heerkulka ah waa mid aan adkeysi lahayn ee dabiiciga ah, kaas oo ka caawiya in ay ka hortagto dildilaaca marka ay u soo gaadho heerkulka sare ama waaleey. Cabbirka qafiifka ama heerka fasalka ee loo yaqaan 'A420' oo loo yaqaan 'A420' ee loo yaqaan 'Thpl6' oo ah SCHS SCH 10, SCH 20, SCH 40, SCH 120, SCH 120, SCH 140, S Sch 160, XXS, XXs. A420 WUTL6 waxay leedahay cabbir sida ASSI \ / asme b16.9, B16.28, MSS-Sp-43. WPL6 macnaheedu waa in burooyinka batroolka-weld kaas oo alaabtiisa ASTM A420 GR WPL6 ay tahay qeexitaan caadi ah oo loogu talagalay cayayaanka tuubooyinka tuubbada ee loogu talagalay birta kaarboon hoose.