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Tsev > Cov khoom > Hlau Phaj > Carbon Steel

Q420 steel phaj

Q420 steel phaj

Q420 steel phaj

Q420 steel phaj

Q420 steel phaj

Q420 steel phaj

Q420 steel phaj

Q420 steel phaj

Q420 steel phaj

Q420 steel phaj

Q420 steel phaj

Q420 steel phaj

Q420 steel phaj

Q420 steel yog Suav steel qib ntawm Low Alloy High Strength Structural Steel, Yield Strength yog 420 MPa thiab tensile zog yog 520-680 Mpa, cov ntaub ntawv ceev yog 7.85 g / cm3.A ntau yam ntawm q420 steel xaiv muaj rau koj, xws li kub dov, txias dov. Koj tuaj yeem xaiv los ntawm steel phaj, steel kauj, thiab alloy steel bar q420 steel

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Cov ntaub ntawv khoom Tshuaj muaj pes tsawg leeg & Mechanical khoom

Cov ntaub ntawv khoom

Q420 Hlau Taw Qhia
Q420 steel yog Suav steel qib ntawm Low Alloy High Strength Structural Steel, Yield Strength yog 420 MPa, tsis yog kuaj nrog 16 hli txoj kab uas hla steel tuav los yog steel daim hlau, thiab tensile zog yog 520-680 Mpa, cov khoom ceev yog 7.85 g / /cm3. Raws li GB / T 1591-2008, Q420 muaj 5 qib zoo: Q420A, Q420B, Q420C, Q420D thiab Q420E. Rau Q420 steel sib npaug, tshuaj muaj pes tsawg leeg thiab cov khoom siv kho tshuab, thov saib cov lus hauv qab no.
Nta thiab siv
Q420 steel muaj lub zog siab, tshwj xeeb tshaj yog nyob rau hauv normalized lossis normalized ntxiv rau lub xeev tempered, nrog cov khoom siv kho tshuab siab, tuaj yeem siv rau hauv cov nkoj loj, txuas hniav, cov khoom siv fais fab, nruab nrab thiab siab siab boilers, siab siab hlab ntsha, nqa machinery, mining machinery thiab lwm yam loj welded structural qhov chaw.

Tshuaj muaj pes tsawg leeg & Mechanical khoom

Tshuaj muaj pes tsawg leeg ntawm Q420 Steel

		Chemical Composition % (GB/T 1591 – 2008)
Qib Steel	Qib	C (≤)	Si (≤)	Mn (≤)	P (≤)	S (≤)	Nb (≤)	V (≤)	Ti (≤)	Cr (≤)	Niag (≤)	Cu (≤)	N (≤)	Mo (≤)	B (≤)	Als (≥)
q420 ua	qw 420a	0.20	0.50	1.70	0.035	0.035	0.07	0.20	0.20	0.30	0.80	0.30	0.015	0.20	-	-
	q420 ib				0.035	0.035										-
	qw 420c				0.030	0.030										0.015
	qw 420d				0.030	0.025										0.015
	qw 420e				0.025	0.020										0.015

		Chemical Composition % (GB/T 1591 – 2018)
Qib Steel	Qib	C (≤)	Si (≤)	Mn (≤)	P (≤)	S (≤)	Nb (≤)	V (≤)	Ti (≤)	Cr (≤)	Niag (≤)	Cu (≤)	N (≤)	Mo (≤)	B (≤)
q420 ua	q420 ib	0.20	0.55	1.70	0.035	0.035	0.05	0.13	0.05	0.30	0.80	0.40	0.015	0.20	-
	qw 420c				0.030	0.030

Table-2, Carbon Equivalent Value (CEV)
Steel xa nyob rau hauv kub dov lub xeev (raws li smelting tsom xam)

		CEV (Mass feem ≤%); Nominal thickness los yog txoj kab uas hla Ø
Qib Steel	Qib Qib	≤ 30	30 < Ø ≤ 63	63 < Ø ≤ 150	150 < Ø ≤ 250	250 < Ø ≤ 400
q420 ua	q420 ib	0.45 (CEV)	0.47	0.48	0.49	-
	qw 420c

Table-3, Q420 Steel Mechanical Properties (Kub dov)

		Thickness los yog Dia. (Ø) hli; Yield zog (≥N/mm2)
Qib Steel	Zoo	Ø 16	16< Ø ≤ 40	40 < Ø ≤ 63	63 < Ø ≤ 80	80 < Ø ≤ 100	100 < Ø ≤ 150	150 < Ø ≤ 200	200 < Ø ≤ 250	250 < Ø ≤ 400
q420 ua	q420 ib	420	410	390	370	370	350	-	-	-
	qw 420c

		Dia. (Ø) hli; Tensile zog (N/mm2)
Qib Steel	Qib zoo	Ø 100	100 < Ø ≤ 150	150 < Ø ≤ 250	250 < Ø ≤ 400
q420 ua	q420 ib	520-680 : kuv	500-650	-	-
	qw 420c

Table-4, Elongation

		Dia. (Ø) hli; Elongation (%)
Qib Steel	Qauv coj	Ø 40	40 < Ø ≤ 63	63 < Ø ≤ 100	100 < Ø ≤ 150	150 < Ø ≤ 200	250 < Ø ≤ 400
q420 ua	Kab rov tav	20	19	19	18	-	-
q420 ua	Ntsug	21	20	20	19	-	-

Q420 steel sib npaug rau US ASTM, European EN, Lub teb chaws Yelemees DIN, Nyiv JIS, Fabkis NF, UK BS thiab ISO tus qauv (Rau lub hom phiaj nkaus xwb)

Tuam Tshoj

Teb chaws USA

Lub teb chaws Yelemees

Nyiv

Fabkis

UK

ISO

Txuj

Qib

Txuj

Qib

Txuj

Qib

Txuj

Qib

Txuj

Qib

Txuj

Qib

Txuj

Qib

GB/T 1591 – 2008

qw 420a

ASTM A572M, tooj liab
ASTM A633M 1

Gr. 60,
Gr. E

NF A36-201

E420-1

ISO 4996, Ntawv pov thawj
TS EN ISO 4951

SWB 420D
E420 CC

GB/T 1591 – 2008

q420 ib

ASTM A572M, tooj liab
ASTM A633M 1

Gr. 60,
Gr. E

TS EN 10113-2
TS EN 10113-3

S420 NL,
S420ML

JIS G3124

SEV 295,
SWV 345

NF EN 10113-2,
NF EN 10113-3

S420 NL,
S420ML

BS EN 10113-2
TS EN 10113-3

S420 NL
S420ML

ISO 4996, Ntawv pov thawj
TS EN ISO 4951

SWB 420D
E420 CC

GB/T 1591 – 2008

qw 420c

ASTM A678M, tooj liab
ASTM A656M 1

Gr.B,
TyPe 7

TS EN 10113-2
TS EN 10113-3

S420 NL,
S420ML

JIS G3124

SEV 295,
SWV 345

NF EN 10113-2,
NF EN 10113-3

S420 NL,
S420ML

BS EN 10113-2
TS EN 10113-3

S420 NL
S420ML

ISO 4996, Ntawv pov thawj
TS EN ISO 4951

SWB 420D
E420 CC

GB/T1591 – 2008

qw 420d

ASTM A678M, tooj liab
ASTM A656M 1

Gr.B,
TyPe 7

TS EN 10113-2
TS EN 10113-3

S420 NL,
S420ML

JIS G3124

SEV 295,
SWV 345

NF EN 10113-2,
NF EN 10113-3

S420 NL,
S420ML

BS EN 10113-2
TS EN 10113-3

S420 NL
S420ML

GB/T1591 – 2008

qw 420e

ASTM A678M, tooj liab
ASTM A656M 1

Gr.B,
TyPe 7

TS EN 10113-2
TS EN 10113-3

S420 NL,
S420ML

JIS G3124

SEV 295,
SWV 345

NF EN 10113-2,
NF EN 10113-3

S420 NL,
S420ML

BS EN 10113-2
TS EN 10113-3

S420 NL
S420ML

Yam khoom

A709 Qib 100 steel

A709 Qib 100 steel phaj

Tsawg alloy steel phaj A572 Qib 50

Tsawg alloy steel phaj A572 Qib 50

A709 Qib 50S steel

A709 Qib 50S steel

A283 Qib D, A283GrD, A283Gr.D, A283 Qib D, A283 Gr D steel phaj

A283 Qib D steel phaj

A656 Gr80 steel phaj

A656 Gr80 steel phaj

Qib S420NL steel phaj

Qib S420NL steel phaj

ASTM A633 Qib D steel

ASTM A633 Qib D steel

S275J2 siab zog steel phaj

S275J2 siab zog steel phaj

S355K2 steel phaj, S355K2 steel, S355K2

S355K2 siab zog steel phaj

EN10025-4 S420ML steel phaj

EN10025-4 S420ML steel phaj

ASTM A514 Qib Q steel phaj

ASTM A514 Qib Q steel phaj

ASTM A514 Qib T steel phaj

ASTM A514 Qib T steel phaj

S500Q steel phaj

S500Q steel phaj

S275M steel phaj

S275M steel phaj

A709 Qib 50S steel phaj

A709 Qib 50S steel phaj

EN 10025-6 S500QL steel phaj, S500QL steel, S500QL

EN 10025-6 S500QL hlau phaj

S500QL steel phaj

S500QL steel phaj

EN S600MC steel phaj

EN S600MC steel phaj

S420NL steel phaj, S420NL steel, S420NL phaj, S420NL

S420NL steel phaj

S500QL1 steel phaj, S500QL1 steel, S500QL1 phaj

S500QL1 steel phaj

S275NL steel phaj

EN S275NL steel phaj

S275N steel phaj

S275N steel phaj

ASTM A283 Qib A steel phaj

ASTM A283 Qib A steel phaj

A283 Qib B steel phaj

A283 Qib B steel phaj

S235 S275 S355 steel phaj

S235 S275 S355 steel

A514 Qib H, ASTM A514Gr.H, A514 Qib H steel phaj

A514 Qib H steel phaj

A633 Qib C Tsawg alloy steel phaj

A633 Qib C Tsawg alloy steel phaj

ASTM A709 Qib HPS 50W steel phaj

ASTM A709 Qib HPS 50W steel phaj

S235J0 steel phaj

S235J0 steel phaj

ASTM A514 Qib K steel phaj

ASTM A514 Qib K steel phaj

A709 Qib 100 steel

A709 Qib 100 steel phaj

Tsawg alloy steel phaj A572 Qib 50

Tsawg alloy steel phaj A572 Qib 50

A709 Qib 50S steel

A709 Qib 50S steel

A283 Qib D, A283GrD, A283Gr.D, A283 Qib D, A283 Gr D steel phaj

A283 Qib D steel phaj

A656 Gr80 steel phaj

A656 Gr80 steel phaj

Qib S420NL steel phaj

Qib S420NL steel phaj

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