ST37 ST52 Lub kaum ntse ntse Channel

St 52 thiab St 37 hlau yog txhua yam steels siv hauv tsev. Lawv txhua tus muaj cov tshuaj zoo ib yam, txawm li cas los xij lawv txawv ntawm lawv cov khoom siv kho tshuab.

St 52 muaj lub zog tensile tom ntej tshaj St 37, pib ntawm 490 MPa rau 630 MPa. Nws tseem muaj lub zog tawm los tom ntej, pib ntawm 355 MPa rau 490 MPa. Ntxiv mus, nws muaj qhov elongation tom ntej ntawm kev so, pib ntawm 22% mus rau 26%.

St 37 muaj qhov txo tensile zog tshaj St 52, pib ntawm 340 MPa rau 470 MPa. Nws kuj tseem muaj qhov txo qis zog, pib ntawm 235 MPa rau 340 MPa. Ntxiv mus, nws muaj qhov txo qis elongation thaum so, pib ntawm 17% mus rau 22%.

Tag nrho, St 52 muaj cov cuab yeej zoo tshaj plaws hauv kev sib piv nrog St 37 hlau. Nws yog vim qhov tseeb qhov tsim nyog ntxiv los siv hauv kev tsim cov haujlwm uas xav tau lub zog loj dua thiab ruaj khov.

ST37 ST52 lub kaum ntse ntse channel Taw qhia:

Cov pab pawg ua raws li lub ntsiab lus ntawm "kev npaj siab tswj hwm, cov neeg siv khoom ua ntej, kev sib koom ua ke kev txhim kho thiab kev mob siab rau tib neeg" thiab ua raws li kev lag luam lub tswv yim ntawm "technology ua ntej, zoo li qhov tseem ceeb, siv zog rau kev ua tau zoo, kev ncaj ncees rau yav tom ntej", uas tsis tu ncua txaus siab rau cov kev xav tau sib txawv. ntawm cov neeg siv khoom thoob ntiaj teb hauv cov khoom siv steel hlau.

Pab pawg muag khoom, muab cov neeg siv khoom nrog cov kev pabcuam thawj zaug;

nruj kev yuav khoom thiab pab neeg soj ntsuam zoo, ua tib zoo xaiv cov khoom zoo raw khoom;

pab neeg tshawb fawb thiab kev tshaj lij los txhim kho kev tsim khoom thiab txo cov nqi rau cov neeg siv khoom;

intimate shipping logistics pab neeg tiv thaiv cov khoom thauj;

zoo heev tsim thiab ua pab neeg, ua tib zoo crafted thiab refined.

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