
Square Steel Profile Tube
Khoom siv, Specification, Ntsiab nta
Lub square steel profile raj yog ntau yam khoom siv thiab ruaj khov siv paub txog nws cov qauv kev ncaj ncees thiab ntau yam kev siv. Nws feem ntau yog tsim los ntawm cov hlau zoo thiab tsim los rau cov lus qhia meej kom ntseeg tau tias muaj zog thiab kev ntseeg siab. Qee cov yam ntxwv tseem ceeb ntawm cov square steel profile raj muaj xws li weldability zoo, corrosion kuj, thiab siab zog-rau-qhov hnyav piv.
Tshuaj muaj pes tsawg leeg
| Element | Feem pua (%) |
| Cov pa roj carbon (C) | 0.2-0.25 |
| Manganese (Mn) | 0.7-1.0 |
| Silicon (Si) | 0.15-0.35 |
| Phosphorus (P) | <0.04 |
| Sulfur (S) | <0.05 |
Mechanical Properties
| Khoom | Tus nqi |
| Yield zog | 250-300 MPa |
| Tensile zog | 350-400 MPa |
| Elongation | 20-25% |
| Hardness (Brinell) | 150-180 HB |
Qib Steel
Lub square steel profile raj feem ntau yog tsim los ntawm cov qib xws li ASTM A500 Qib B, S355JR, los yog sib npaug, uas ua tau raws li cov qauv nruj thiab kev ua tau zoo.
Daim ntawv thov
Square steel profile raj pom dav siv hauv ntau yam lag luam, suav nrog kev tsim kho, kev tsim kho vaj tse, kev thauj mus los, thiab kev tsim khoom. Lawv feem ntau siv rau hauv kev tsim cov thav ntawv, kev txhawb nqa cov qauv, cov khoom siv tshuab, thiab cov khoom vaj tsev vim lawv lub zog thiab ntau yam.
Cov qhab nia xaiv tau
Qee qib lwm qib uas tuaj yeem siv los hloov pauv rau square steel profile raj muaj xws li ASTM A513 Hom 1, S235JR, thiab DIN 2395-2. Cov qib no muaj cov khoom zoo sib xws thiab cov yam ntxwv ua tau zoo, ua rau lawv xaiv tau raws li cov kev xav tau tshwj xeeb.




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