Name: Docol 420LA High Strength Low Alloy Steel (HSLA)
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Docol 420LA High Strength Low Alloy Steel (HSLA)

Docol 420LA : Docol 420LA steel is a high-strength low-alloy steel, which can be supplied as hot-rolled steel and cold-rolled steel. Docol HR420LA-UC can be customized according to the agreement and are supplied with S420MC based on EN 10149-2:2010 standard.

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Product Description

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Product Description Docol 420LA High Strength Low Alloy Steel (HSLA)

Mechanical Properties

Steel Grade

Standard

Plating

Test Direction

Yield Strength Rp0.2 (MPa)

Tensile Strength Rm (MPa)

Extension Rate A80( min%)

Minimum Bend Inner Diameter for 90 ° Bend

Docol CR

420LA

VDA239- 100:2016

GI, GA*, ZA

420-520

480-600

1.0xt

Docol HR

420LA

VDA239- 100:2016

UC, Cam tho

420-520

480-600

UC 0.5xt bottle

GI 1.0xt

Chemical Composition

Steel Grade	Plating	C (max %)	Si (max %)	Mn (max %)	P (max %)	S (max %)	Al ( min%)	Ti (max%)	Nb (max %)	Cu (max %)
Docol CR 420LA	GI,GA,ZA	0.12	0.50	1.65	0.30	0.025	0.015	0.015	0.10	0.20
Docol HR 420LA	UC	0.12	0.50	1.60	0.30	0.025	0.015	0.015	0.09	0.20
Docol HR 420LA	GI	0.12	0.50	1.60	0.30	0.025	0.015	0.015	0.10	0.20

Plating

Plating Type	Plating Grade	Standard	Single-sided coating quality, single-point test (g/m2)	Single side thickness, for reference only(μm)
GI	40/40	VDA239-100	40-60	5.6-8.5
GI	50/50	VDA239-100	50-70	7.0-9.9
GI	60/60	VDA239-100	60-90	8.5-12.7
GI	70/70	VDA239-100	70-100	9.9-14.1
GI	85/85	VDA239-100	85-115	12.0-16.2
GI	115/115	VDA239-100	115-155	16.2-21.8
GA	40/40	VDA239-100	40-60	5.6-8.5
GA	50/50	VDA239-100	50-80	7.0-11.3
ZA	95	As required		7-
ZA	130	As required		10-

Stock Warehouse-Docol 420LA High Strength Low Alloy Steel (HSLA)

Product Packaging-Docol 420LA High Strength Low Alloy Steel (HSLA)

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