ASTM A285 ASTM A283 Papa kila
ʻO ka wehewehe pōkole:
ʻO ASTM A285 ke ʻano o ke kila kalapona maʻamau i manaʻo ʻia no nā lako kīʻaha fusion-welded e like me ka boiler, ka pahu mālama, nā mea hoʻololi wela, a me nā mea ʻē aʻe. , Hāʻawi pinepine ʻia ka pā kila ASTM A285 e like me ke ʻano ʻōwili.hana ʻia e nā hana kila pepehi ʻia, semi-pepehi ʻia, uhi ʻia a rimmed paha e like me ke koi o nā mea hoʻohana hope.