How is Chinese hot-rolled steel plate suitable for infrastructure projects in Central America?A complete analysis of key grades such as Q345B

Farantin karfe mai zafi mai zafi: Babban halayen ginshiƙin masana'antu
Farantin karfe mai zafiana yin shi daga billet ta hanyar jujjuyawar zafi mai zafi. Yana alfahari da ginshiƙan fa'idodin ƙarfin daidaitawa mai ƙarfi da ƙarfi mai ƙarfi, yana sanya shi yadu amfani da shi a cikin gine-ginen gine-gine, abubuwan more rayuwa, masana'antar injina, da sauran fannoni.

Dangane da bayanai daga Ƙungiyar Ƙarfe na Latin Amurka, ƙarafa na Amurka ta tsakiya ya kai kashi 11% na jimlar Latin Amurka, rabin abin da ya fito daga China.

Mahimman kayan da aka saya daga China a Amurka ta tsakiya da aikace-aikacen su

(I) Ƙarfe mai ƙarfi, ƙarfe mai ƙarfi: Q345B
Q345B abu ne "dole ne" don ayyukan samar da ababen more rayuwa na Amurka ta tsakiya. Tare da ƙarfin yawan amfanin ƙasa na 345 MPa, yana haɗawa da ingantaccen weldability da juriya mai tasiri. Ya bi ka'idodin GB/T kuma yana da bokan ISO9001.

A cikin manyan ayyukan fadada bututun najasa guda biyu a Nicaragua, an sayi jimillar tan 1,471.26 na Q345B mai zafi na Larsen tulin tulin karfen a tafi daya. An yi amfani da wadannan ne wajen gina bututun najasa mai tsawon kilomita 87.2, da tashoshi biyar, da kuma cibiyar kula da najasa. Akwai a cikin tsayin 9m, 12m, da 15m, sun yi daidai da zurfin da ake buƙata na aikin ƙarƙashin ƙasa. Babban fa'idar wannan abu shine kwanciyar hankali na tsarin sa a cikin wurare masu zafi, yanayin damina, yayin da yake ba da ƙimar aikin farashi wanda ya zarce na samfuran gida iri ɗaya.

(II) Ƙarfe Tsarin Tsarin Carbon Mai Kyau: SPHT1 da Tsarin SAE

SPHT1: A matsayin ƙarfe na hatimi a ƙarƙashin ma'auni na JIS na Japan, SPHT1 ya zama zaɓin da aka fi so don gina gine-gine a Jamhuriyar Dominican saboda girman filastik da taurinsa. Royal Karfe a baya ya keɓance tan 900 na SPHT1 mai zafi mai zafi don abokin ciniki na Dominican. Bayan inganta sigogi na stamping da ƙarin aiki a cikin bututu, an yi amfani da SPHT1 wajen gina bututun birane. Madaidaicin ƙarfinsa da tsari ya sa ya dace da buƙatun shimfida bututun mai akai-akai a Amurka ta Tsakiya.

SAE 1006/1008: Waɗannan ƙananan ƙarfe-carbon zafi-mai birgima karafa sune ainihin kayan don kera kayan aikin sassauƙa. Kungiyar Royal Steel ta taba fitar da tan 14,000 na SAE 1008 mai zafi mai zafi zuwa Brazil.

(III) Karfe Tsarin Yanayi: A588 Gr B
A588 Gr B karfen yanayi, tare da layin sa na warkar da kai, ya sami rabon kasuwa a cikin matsanancin zafi da yanayin lalata da ake samu a sassan Amurka ta tsakiya.
Meziko ta taba shigo da tan 3,000 na faranti mai zafi na A588 Gr B daga kamfaninmu don amfani da shi a gadar bakin teku da gina ababen more rayuwa ta tashar jiragen ruwa.

(IV) Gabaɗaya-Manufa Carbon Karfe: SS400 da ASTM A36 Kayayyakin Gaggawa
SS400 (Japan misali) daASTM A36(Misali na Amurka) "masu amfani da mahimmanci" don masana'antar Amurka ta Tsakiya. Tare da ƙarfin yawan amfanin ƙasa na 245 MPa da 250 MPa, bi da bi, sun dace da ƙayyadaddun ƙayyadaddun tsarin ƙananan kaya da masana'antar injin gabaɗaya. Abokan cinikin Kolombiya na Royal Steel Group da farko suna siyan faranti na karfe 3.0mm da aka yi da SS400 don aikace-aikacen hana zamewa a cikin sufuri da dandamalin gini.

Kamfanin Royal Steel Groupyana ba da sabis na "keɓancewa + isar da sauri", yana taimakawa wajen magance tsauraran jadawali na ayyuka a Amurka ta Tsakiya.

Farashin farantin karfen da aka yi birgima a China ya ragu da kashi 15% zuwa 20% idan aka kwatanta da na Turai da Amurka. Kamfanin Royal Steel Group, wanda ke da hedkwata a Tianjin, yana alfahari da jigilar kayayyaki daga tashar Tianjin da tashar jiragen ruwa ta Shanghai, yana isa manyan wurare kamar Nicaragua da Mexico, yana kara rage farashin sayayya gabaɗaya.

Muna maraba da gaske da tambayoyi da haɗin gwiwa daga kamfanonin samar da ababen more rayuwa, masana'antun injina, da abokan ciniki a Amurka ta tsakiya da ma duniya baki ɗaya! Ko ya balaga, manyan maki kamar Q345B da SPHT1, ko samfuran da aka keɓance kamar A588 Gr B weathering karfe da Q420B ƙarfe mai ƙarfi, Royal Steel Group yana ba da sabis na tsayawa ɗaya, gami da ƙirar mafita na fasaha guda ɗaya, isar da samfuran kyauta, da cikakken jigilar jigilar teku, don taimakawa ayyukan ku cimma nasarar rage farashin, da haɓaka ƙimar lokaci. Muna sa ran yin aiki tare da ku don gina sabon tsarin masana'antu da ci gaban ababen more rayuwa a Amurka ta Tsakiya!