Ua aʻo nā limahana ʻo Youfa International Trade i ka paipu kila maʻamau EN

I mea e hoʻolako ai i nā mea kūʻai aku ʻoi aku ka maikaʻi a ʻoi aku ka lawelawe ʻoihana, i ke kakahiaka o Iulai 17, 2019, ua aʻo ʻo Youfa International i nā koʻokoʻo āpau i nā kūlana honua no ke anuanu i hana ʻia a me ka paipu kila rectangular.

I ka hoʻomaka ʻana, ua hoʻolauna pōkole ka luna nui ʻo Li Shuhuan iā Youfa e hoʻomaka ana i ka makahiki 2000 mai kahi hale hana liʻiliʻi a hiki i kēia manawa ke hiki i ka mana hana 16 miliona tons a me ka volum exportation 25 tausani tons.

A ma ke ʻano he kumu aʻoaʻo i kēia manawa ʻo ka luna gerneral ʻo Ma mai ka hui ʻo Hong Kong i hāʻawi i kahi haʻawina e pili ana i ka paipu kila i hana ʻia i ke anuanu.

I kēia manawa, ʻo GB / T 6728-2017, JIS G3466-2015, ASTM A500 / A500M-2018 a me EN10219-1 & 2-2006 nā kūlana hoʻohālike i hoʻokumu ʻia i ke anuanu.

ʻO En10219-2 i ʻōlelo ʻia ke anawaena hoʻomanawanui ʻo -/+ 0.6%, ʻaʻole ʻoi aku ka mānoanoa o ka hoʻomanawanui ma mua o -/+ 10%, ʻo ka squareness o nā ʻaoʻao he 90⁰± 1⁰, a ʻaʻole ʻoi aku ka radius o nā kihi ma mua o ʻekolu manawa o ka mānoanoa pā i kuhikuhi ʻia.Ma ka EN10219 maʻamau, ʻo ia hoʻi e kuhikuhi i ka wili a me ka pololei.

Ma hope o kēia noiʻi ʻana, e hāʻawi nā limahana ʻo Youfa International Trade i nā mea kūʻai aku i nā lawelawe ʻoihana a me nā manaʻo.