Hauj lwm lawm

Kev tsis

Q420A cov hlau tsis tshua muaj hlau

High Strength Low Alloy HSLA Steel Products Description

GNEE yog Q420A siab zog qis alloy steel ntawv xa khoom nrog 16 xyoo ntawm kev tsim khoom, Q420A hsla structural steel peb muab yog tsim nyob rau hauv nruj raws li cov qauv, ntawv pov thawj rau qhov zoo, daim ntawv pov thawj zoo tuaj yeem muab thiab kev kuaj thib peb tau txais.

Q420A siab zog alloy steel peb muab tuaj yeem ua raws li qhov loj me, txiav, welded, xuas nrig ntaus thiab lwm yam kev pabcuam raws li koj qhov kev siv kawg rau Q420A siab zog qis alloy cov khoom steel.

Alloy Steel Phaj Khoom Paub meej

Q420A HSLA Steel Chemical Composition & Mechanical Property:

C	Si	Mn	P	S	V	Nb	Ti	Cr	Ni
0.20	0.55	1.00-1.70	0.045	0.045	0.02-0.20	0.015-0.060	0.02-0.20	0.40	0.70

Thickness (hli)
Q420A	Tsawg dua los yog sib npaug li 16	>16 Tsawg dua lossis sib npaug li 35	>35 Tsawg dua los yog sib npaug li 50	>50
Yield zog (Ntau dua lossis sib npaug rau Mpa)	420	400	380	360
Tensile zog (Mpa)	520-680