Astm A105 ƙirƙira dacewa sw daidai giciye tee don haɗin bututu
Tee don bututun bututun, masu bututun bututun. Hakanan ana kiranta bututun bututu mai tsami.
Tuntube muSamu farashin
Raba:
Wadatacce
Tee yana da diamita daidai da rage diamita, daidai diamita na ƙarshen bututu daidai yake da girma iri ɗaya; Girman bututu na rage yawan tee iri ɗaya ne, yayin da girman bututun mai girman reshe ya karu a wannan ma'aunin carbon.
Bincike
Karin carbon karfe