ASTM A283 Daim Ntawv Qhia Cov Ntaub Ntawv

A283 steel daim hlau tuaj yeem tsim los ntawm hom phaj thiab hom coil, yog tias nws ua los ntawm hom coil thiab cov khoom siv tsis muaj kev kho cua sov lossis nrog kev ntxhov siab nkaus xwb, cov kev xav tau ntxiv, suav nrog cov txheej txheem xeem ntxiv thiab cov txiaj ntsig kev xeem, yuav tsum ua raws li A6 / A6M specification. .

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Tau txais cov lus pub dawb! Tiv tauj peb!

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Tshuaj muaj pes tsawg leeg ntawm ASTM A283 Qib C & D

Table 1:

Cov ntsiab lus	Kev ntsuas kub,%
	Qib C	Qib D
Cov pa roj carbon, max	0.24	0.27
Manganese, max	0.90	0.90
Phosphorus, max	0.030	0.030
Sulfur, max	0.030	0.030
Silicon Daim phiaj 1-1/2in. [40mm] thiab qis dua, max Phaj tshaj 1-1/2in. [40 hli]	0.40 0.15-0.40	0.40 0.15-0.40
tooj liab, min % thaum tooj liab tau teev tseg	0.20	0.20

B: Rau daim hlau dav dua 24 in. [600 mm], elgonation yuav tsum tau txo 2%.

Kev tsim cov txheej txheem ntawm ASTM A283 Qib C & D Phaj

Cov hlau yuav tsum raug tua thiab ua los ntawm ib lossis ntau qhov txheej txheem hauv qab no:

Qhib-heart

Basic-oxygen

Hluav taws xob qhov cub

General Requirements rau kev xa khoom

ASTM A283 daim hlau yuav tsum ua raws li A6 / A6M, coils raug tshem tawm los ntawm qhov kev qhia tshwj xeeb no kom txog thaum lawv raug txiav kom tiav daim hlau.

Ntsiab lus

Carbon hlau; Phaj, Coils; Tus Qauv Zoo.

Cov Lus Qhia Ntxiv hauv qab A283

Cov no tsis raug siv tshwj tsis yog pom zoo los ntawm tus neeg yuav khoom thiab tus muag khoom, uas tau teev tseg hauv Specification ntawm A6 / A6M.

Mechanical Properties

Table 2:

	Qib C	Qib D
Tensile zog, ksi [MPa]	55-75	60-80 [415-550]
Yield point, min, ksi [Mpa]	30	33 [230]
Elongation hauv 8 nti [200 mm], min, %^B	22	20
Elogination hauv 2 nti [50mm], min, %^B	25	23