ʻO ka guardrail ka mea nui e hahai i ka maʻamau AASHTO M180, GB-T 31439.1-2015 a me EN1317.
ʻO ka mea nui no ia ka Q235B (S235Jr ka ikaika hua ma mua o 235Mpa) a me Q345B (S355Jr ka ikaika o ka hua ma mua o ka 345Mpa).
No ka mānoanoa o ka guardrail ma o ka 2.67mm a 4.0mm.
ʻO ka hoʻomaʻamaʻa ʻana i ka ʻili he wela wela, e hahai i ka AASHTO M232 a me ka maʻamau like e like me AASHTO M111, EN1461 etc.
Ua hoʻolālā ʻia ke ala kiaʻi no ka hoʻokaʻawale ʻana i ke alanui i nā ʻāpana like ʻole, a hoʻohaʻahaʻa i ka pōʻino i ka wā i loaʻa ai ka pōʻino.
No ka hōʻoia ʻana i ka guardrail Huiquan i kona weatherability kūʻokoʻa, ua hoʻomohala ke kikowaena ʻenehana o Huiquan ma mua o nā kaʻina hana kūikawā he ʻumi, e hana i ka huahana i kahi uhi paʻa ma ka hoʻopiʻi ʻana i ka ʻenehana kiʻekiʻe, a ma o nā kaʻina hana kūikawā ʻē aʻe, e hōʻoiaʻiʻo ana i nā pā i ke kūpaʻa maikaʻi loa. ka haʻahaʻa haʻahaʻa, ka weatherability a me ka hana hoʻomaʻemaʻe ponoʻī o ka ili no ka manawa lōʻihi.
ʻAʻole ʻeleʻele, mae, māwae, pauka, ʻelemakule, ʻeleʻele a lawe mai i ka waihoʻoluʻu o ka Huiquan guardrail.Hoʻohiki ʻo Huiquan pā no nā makahiki he ʻumi mālama ʻole, hoʻoponopono pono i nā pilikia mai ka mālama maʻamau.
Nā kikoʻī metala kumu i ka AASHTO M180: ʻO ka ikaika hua liʻiliʻi: 345 Mpa (50,000 psi);Ka ikaika tensile, liʻiliʻi loa 483 Mpa (70,000 psi);a me ka Elongation, ma 50mm(2 in.), liʻiliʻi, 12 pakeneka.