ASTM A588 Cov Qauv Hlau

May 14, 2024 Tso lus

Plaub zaug Corrosion Resistance

A588 steel yog paub zoo rau nws cov huab cua muaj peev xwm. Thaum raug rau sab nraud, nws cov khoom tiv thaiv corrosion ua kom muaj zog, txawm tias tsis pleev xim. A588 steel muaj plaub zaug ntau dua corrosion kuj zoo li carbon steel.

Nws yog siv ntau hauv ntau daim ntawv thov uas suav nrog kev xa xov tooj thiab xov tooj, tsheb thauj khoom, choj thiab gusset daim hlau, thiab vaj tsev nyob. Cov hlau no tseem tuav lub zog-rau-qhov hnyav piv, ua tau raws li qhov yuav tsum tau muaj zog ntawm cov hlau thaum hnyav npaum li cas.

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Kev sib xyaw ua kom muaj zog

Lub zog ntawm A588 pab txhawb rau nws lub neej ntev, txawm tias raug rau cov ntsiab lus hnyav tshaj plaws. Nws muaj lub zog tensile ntau dua 46, 000 psi thiab lub zog tensile sib npaug los yog siab dua 65,700 psi thaum tawg. Cov hlau no kuj yog cov weldable heev, ua tau zoo welded pob qij txha uas tseem muaj zog thoob plaws hauv lub neej ntawm cov qauv.

Cov muaj pes tsawg leeg ntawm A588 steel yog tsim los ntawm kev sib xyaw ntawm qee cov ntsiab lus, feem ntau suav nrog:

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97% - 98.2% hlau

{{0}}.40% - 0.65% Chromium

{{0}}.25% - 0.40% tooj liab

0.90% - 1.25% Manganese

< 0.040% Phosphorous

{{0}}.15% - 0.30% Silicon

< 0.050% Sulfur

{{0}}.020% - 0.10% Vanadium

 

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