Ko te ASTM W Beam, e mōhiotia whānuitia ana ko te Wide Flange H Beam, ko te maitai H Beam paerewa ASTM e whakamahia whānuitia ana i roto i te hangarau hanganga o te ao. Hei momo matua oKurupae H-Hanganga RinomeKurupae Rino Āhua-H, he rite te matotoru o te W Beam, he tino pai te kaha ki te kawe kawenga, ā, he pumau te hanganga. E rua ngā tukanga kua oti te whakaputa: te H Beam Hurihia Wera me te H Beam Whakarewahia, e mahi ana hei hua maitai hanganga me te whīra maitai whānui mō ngā kaupapa hanga hou, hanganga me ngā kaupapa ahumahi.
RŌPŪ KĪNGI
Wāhitau
Te rohe ahumahi whanaketanga o Kangsheng,
rohe Wuqing, Tianjin pa, Haina.
Ī-mēra
Ngā Hāora
Mane-Rātapu: Ratonga 24-hāora
Wā tuku: Maehe-03-2026
