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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.

Classification :

High Strength Low Alloy Steel

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Product Description

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-

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FAQ

How about the delivery time?

A:Within 15-35 days after we confirm you requirement.

What are the shipping ports?

A:You can choose other ports according to your needs.

Can you give warranty of your products?

A:Yes, we extend a 100% satisfaction guarantee on all items. Please feel free to feedback immediately if you are not pleased with our quality or service.

How long does your delivery time take?

A:Generally, our delivery time is within 7-45 days, if there is a great demand or special circumstances, it may be delayed.

What is your terms of payment ?

A:Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shipment or based on BL copy or LC at sight.

Does the product have quality inspection before loading?

A: Of course, all our products have undergone strict quality inspection before packing, and unqualified products will be destroyed.

High Strength Low Alloy Steel