ASTM A871 / / A871M steel hlau

ASTM A871 specification yog tus qauv specification rau high-strength low-alloy structural steel daim hlau nrog atmospheric corrosion kuj siv nyob rau hauv tubular lug thiab ncej.

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Khoom taw qhia Technical Data

Khoom taw qhia

ASTM A871 specification yog tus qauv specification rau high-strength low-alloy structural steel daim hlau nrog atmospheric corrosion kuj siv nyob rau hauv tubular lug thiab ncej. Qib 60 thiab 65 muaj nyob rau hauv raws li dov, normalized, los yog quenched thiab tempered tus me nyuam tej yam kev mob raws li yuav tsum tau ua kom tiav cov txheej txheem mechanical zog.

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

Technical Data

A871 Qib 65 tuaj yeem muab tau raws li dov, normalized lossis quenched thiab tempered.

A871-65 Muaj
	TUB NTXHAIS	WIDTH	LENGTH
A871-65	3/16" - 11/4"	48 "- 120"	96 "- 650"

ASTM A871 Qib 65 Cov Khoom Siv Tshuaj

A871-65 Cov Hlau Hlau
	A871-65
Cov pa roj carbon	0.17-0.2%
Manganese	0.5-1.35%
Phosphorus	0.03%
Sulfur	0.03%
Silicon	0.15-0.65%
Nickel	0.4-0.5%
Chromium	0.4-0.7%
Molybdenum	0-0.1%
Tooj	0.20-0.50%
Vanadium	0.01-0.1%
Columbium	0-0.05%

A871 Qib 60 Tshuaj muaj pes tsawg leeg% ntawm cov khoom tsom xam qib

A871 Qib 60 Chemical Composition los ntawm typeI
Qib	A871 Qib 60 Lub Element Max (%)
Qib	C	Mn	P	S	Si	Ni	Cr	Mo
A871 Qib 60	0.19	0.80-1.35	0.04	0.05	0.30-0.65	0.40	0.40-0.70	--
	Cu	V	Nb
	0.25-0.40	0.02-0.10	---

A871 Qib 60 Mechanical Property

Qib	Yield zog (Mpa) Min	tensile zog (Mpa) Min
A871 Qib 60	415	520
	elongation (200mm) Min	elongation (50 hli) Min
	16%	18%

1.       A871 Qib 60 Lub Sijhawm Ua Ntej lossis Lub Sijhawm Lead: 15-30days
2.       A871 Qib 60 Kev Pabcuam Ntxiv: Cov Kev Kho Kom Zoo (Tshuaj Txhaum Txhaum Cai, Xuab Zeb Blast, Painting thiab Galvanized), Cov Khoom Txiav, Cov Kev Pabcuam Thib Peb, Kev Tshawb Fawb Thib Peb, UT Test thiab Kev Tshuaj Xyuas Loj.
3.       Yog hais tias koj muaj tej yam yuav tsum tau nyob rau hauv steel phaj rau A871 Qib 60, txawm lub tshiab phaj los yog cov ntaub ntawv teev cov khoom, thov koj xav tiv tauj peb los ntawm email ntawm kev hu.
4.        Yog tias koj muaj lus nug ntawm peb lub phaj lossis kev pabcuam. Thov hu rau peb lub chaw pabcuam tomqab tau txais kev teb sai dua.

High Strength Low Alloy (HSLA) Hlau Phaj:

Qib	C%	Mn%	P%	S %	Si%	Cu%
a871g 65	≤ 0.20	0.75-1.35	≤ 0.04	≤ 0.05	0.15-0.50	0.2-0.40
	Cr%	N%	V%	Ni%	B%	-
	0.4-0.70	-	0.01-0.10	≤0.50	-	-

Mechanical Properties Ntawm a871 qib 65 phaj:

Qib	Thickness (hli)	MinYield (Mpa)	Tensile (MPa)	Elongation (%)	Min Impact Zog
a871g 65	≤12mm	Min 450 Mpa	Min 550 Mpa	17	-18℃	20 J
a871g 65	≥12mm	Min 450 Mpa	Min 550 Mpa	17	-29℃	20 J