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30May, 2025

Qian Min, Tus Lwm Thawj Coj Kev Lag Luam Pawg Kev Lag Luam, raug caw tuaj koo...
Lub Tsib Hlis 29, 2025, "14 txoj kev lag luam kev lag luam thiab kev sib koom tes zoo, yeej lub sijhawm zoo, yeej lub neej yav tom ntej" tau muaj meej mom hauv Hangzhou. Raws li...
26May, 2025

Zhengda steel yeeb nkab pib ntawm 2025 3 Rd Northwest Dej Kev Loj Hlob & Dej ...
"Zhengda steel yeeb yam pib ntawm 2025 3 Rd North Kev Loj Hlob Rooj Sab Laj & Dej thiab tso kua dej thiab tso kua dej tshiab expro"
26May, 2025

我国钢管工业发展历程
Tuam Tshoj cov hlau yeeb nkab kev lag luam tau pib thaum xyoo 1950, qhia txog cov tub txawg ua ntej, thiab ua rau lub hauv paus rau kev txhim kho. Nyob rau xyoo 1960-70s, hauv t...
09Sep, 2022

Handan Zhengda Steel Pipe Group Co., Ltd Xav Koj Zoo Siab Mid-Autumn Festival
Tag kis yog Mid-Autumn Festival hauv peb lub tebchaws, yog hnub zoo siab rau tag nrho tsev neeg. Ntawm no, peb lub tuam txhab xav qhia qee cov kab lig kev cai hais txog Mid-Autu...
30Jan, 2022

Handan Zhengda Steel Pipe Group Co., Ltd Xa Xyoo Tshiab Thov
Lub Caij Nplooj Ntoos Hlav tsis yog tsuas yog kev ua koob tsheej xwb, tab sis kuj yog kev cai raus dej ntawm sab ntsuj plig. Cov neeg Suav tau sau lawv txoj kev xav, kev xav, ke...
17Aug, 2021

Ua Ntej Ua Ke Rau 16 Xyoo, Ua Ntej Rau Kev Npau Suav
Handan Zhengda Steel Pipe Group Co., Ltd. yog hnub nyoog 16 xyoos.
15Apr, 2021

Dab tsi Yog Qhov Kev Kho Mob Nto Cov Kauv Hlau Yeeb Nkab?
Muab Kauv steel yeeb nkab yog ib qho kauv seam steel yeeb nkab ua ntawm sawb hlau coils ua cov ntaub ntawv raw, feem ntau extruded thiab tsim los ntawm kev siv lub tshuab xaim o...
14Apr, 2021

Dab Tsi Cov Kev Ceeb Toom Rau Kev Ua Kub Kub Ntawm Kauv Steel Kav?
Dab tsi yog cov kev ceev faj rau kev ua kub ntawm kauv steel kav? Hauv qab no yog cov editor me kom coj txhua tus to taub.
13Apr, 2021

Dab tsi yog Lub Hauv Paus Ntawm Cov Kua Flow Hauv Kauv Steel Yeeb Nkab?
Muab Kauv steel yeeb nkab yog ib qho kauv seam steel yeeb nkab ua ntawm sawb hlau coils ua cov ntaub ntawv raw, feem ntau extruded thiab tsim los ntawm kev siv lub tshuab xaim o...
12Apr, 2021

Cov Txheej Txheem Ntawm Galvanized Kav Yog Dab Tsi?
Galvanized yeeb nkab yog ib hom yeeb nkab feem ntau siv hauv peb lub neej. Cov yeeb nkab no tsuas yog muab faib ua ob hom nyob rau hauv cov txheej txheem ntau lawm
11Apr, 2021

Ceev faj Txog Qhov Tso Cov Yeeb Nkab Rau Galvanized
Thaum tso cov kav dej galvanized, peb yuav tsum ua kom ib puag ncig qhov huv thiab huv, thiab tib lub sijhawm, peb yuav tsum ua txoj haujlwm zoo ntawm kev tswj kav cov kav dej.
10Apr, 2021

Qhov Zoo Ntawm Cov Khoom Siv Yeeb Nkab Galvanized
Ua kom ntev: Cov yeeb yaj kiab galvanized muaj cov yam ntxwv ntawm qhov zoo li tus du, kom muaj zinc txheej, tsis muaj xau, tsis muaj xeb, muaj adhesion muaj zog, thiab tiv taus...

Tsev 12 3 Rau sab kawg 1/3