ASTM A588 / / A588M hlau

Txuj kev qhia tshwj xeeb rau lub zog siab qis-alloy steel qauv, mus txog 50 ksi [345 MPa] qhov qis tshaj tawm, nrog atmospheric corrosion kuj.

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Khoom taw qhia Technical Data

Khoom taw qhia

Txuj kev qhia tshwj xeeb rau lub zog siab qis-alloy steel qauv, mus txog 50 ksi [345 MPa] qhov qis tshaj tawm, nrog atmospheric corrosion kuj.
ASTM G101 Corrosion Resistance Index yuav tsum yog ≥ 6.0. Ntxiv nrog rau cov ntawv thov raug siv hauv cov txuas txuas txuas thiab cov tsev, cov lus qhia tshwj xeeb kuj yog siv rau cov neeg caij tsheb ciav hlau.

Cov specifications:
Thickness: 3mm-150mm
Dav: 30mm-4000mm
Ntev: 1000mm-12000mm
Txuj: ASTM EN10025 JIS GB

Technical Data

ASTM A588 Tshuaj muaj pes tsawg leeg

A588 Steel Qauv
	Qib A	Qib B	Qib K	Qib C
Cov pa roj carbon	0.19%	0.2%	0.17%	0.17%
Manganese	0.8-1.25%	0.75-1.35%	0.50-1.20%	0.50-1.20%
Phosphorus	0.03%	0.03%	0.03%	0.03%
Sulfur	0.03%	0.03%	0.03%	0.03%
Silicon	0.30-0.65%	0.15-0.50%	0.25-0.50%	0.25-0.50%
Nickel	0.4%	0.5%	0.4%	0.4%
Chromium	0.4-0.65%	0.4-0.7%	0.4-0.7%	0.4-0.7%
Molybdenum	...	...	0.1%	0.1%
Tooj	0.25-0.4%	0.2-0.4%	0.3-0.5%	0.3-0.5%
Vanadium	0.02-0.10%	0.01-0.10%	...
Columbium	...	...	0.005-0.05%	0.005-0.05%

Phaj Properties

Qib A588 Properties

QIB	TUB NTXHAIS	TENSILE KSI	YIELD KSI	% YOG. MIN
				8 "	2"
A588	.75 "THAU 4"	70 MIN	50 YP MIN	16	19
	> 4 "THAU 4"	67 MIN	46 PAB MIN	-
	> 5 "THAU 8"	63 MIN	42 PAB MIN

Cov khoom
Tensile: 70 ksi min (4 nti thiab qis dua), 67 ksi min (4-5) 63 ksi min (Tshaj 5-8)
Tawm tswv yim: 50 ksi min (4 thiab qis dua), 46 ksi min (4- 5) 42 ksi min (Ntau 5-8)
Elongation: 16 feem pua min hauv 8 nti 19 feem pua min hauv 2 nti (rau daim hlau dav dua 24 nti) hauv daim ntawv.
Kev siv yam
Cov hlau no tuaj yeem tso tsis tau pleev xim ua rau nws zoo tagnrho daim ntawv thov xws li txuas hniav, tsev, thiab lwm yam qauv.

Yam khoom