Stainless Steel Plate Weight Calculator – HRS Ferritic

Plate & Sheet Calculator

Know your stainless steel plate weight before you order.

Enter the grade and dimensions, get an instant, engineering-accurate weight — for smarter purchasing, freight estimates and fabrication planning.

Calculate weight → View density chart

31Material grades

±0.1%Formula accuracy

<1sInstant results

L — Length W — Width T — Thickness

Plate Details Step 1 of 1

Material Grade *

Length *

Width *

Thickness *

Quantity

Fill in the grade and dimensions,
then hit Calculate Weight
to see your result here.

The Math

How the weight is calculated

Every result comes from one standard engineering formula — no guesswork, no manual unit conversion.

Formula

Weight = Length × Width × Thickness × Density

Length, width and thickness are converted from millimetres to centimetres, multiplied to get volume, then multiplied by the material's density (g/cm³) and divided by 1000 to give kilograms.

Worked example — Carbon Steel A36

Length2000 mm

Width1000 mm

Thickness10 mm

Density7.85 g/cm³

Calculated weight157.000 kg

Getting Started

How to use the calculator

Select material

Pick the exact grade — stainless, duplex, nickel alloy, carbon or alloy steel.

Enter length

Type the plate length in millimetres.

Enter width

Type the plate width in millimetres.

Set thickness

Add the material thickness in millimetres.

Get your weight

Enter quantity and calculate — instantly.

Why It Matters

Accurate weight, better decisions

Precise weight data runs through the entire supply chain, from the first purchase order to final installation.

Better material purchasing

Know the exact quantity required, reducing unnecessary purchases and material wastage.

Efficient transport planning

Vehicle selection and loading capacity become easier when plate weight is known upfront.

Reliable freight estimation

Shipping is often weight-based — accurate figures avoid unexpected transport costs.

Improved structural design

Engineers rely on plate weight to determine load distribution and structural safety.

Precision in fabrication

Accurate data supports cutting, welding, machining and lifting operations.

Accurate cost estimation

Total material weight helps prepare realistic budgets across procurement to installation.

Behind The Number

What affects plate weight

Material type

Different metals carry different densities, changing the final weight.

Plate length

Longer plates contain more material and weigh proportionally more.

Plate width

Increasing width directly increases overall weight.

Thickness

Thicker plates have greater volume — and significantly higher weight.

Material density

Dense metals like stainless steel and nickel alloys weigh more than titanium at the same size.

Quantity

Total weight scales linearly with the number of plates ordered.

Reference

Material density chart

Standard density values used by the calculator for each grade.

#	Material grade	Category	g/cm³	kg/m³
1	SS 304	Stainless Steel	7.93	7,930
2	SS 304L	Stainless Steel	7.93	7,930
3	SS 316	Stainless Steel	7.98	7,980
4	SS 316L	Stainless Steel	7.98	7,980
5	SS 317L	Stainless Steel	8	8,000
6	SS 321	Stainless Steel	7.92	7,920
7	SS 347	Stainless Steel	7.96	7,960
8	SS 409	Stainless Steel	7.7	7,700
9	SS 410	Stainless Steel	7.74	7,740
10	SS 420	Stainless Steel	7.74	7,740
11	SS 430	Stainless Steel	7.7	7,700
12	SS 446	Stainless Steel	7.5	7,500
13	Duplex 2205	Duplex	7.8	7,800
14	Super Duplex 2507	Super Duplex	7.8	7,800
15	Duplex 2304	Duplex	7.8	7,800
16	Inconel 600	Nickel Alloy	8.47	8,470
17	Inconel 625	Nickel Alloy	8.44	8,440
18	Inconel 718	Nickel Alloy	8.19	8,190
19	Hastelloy C276	Nickel Alloy	8.89	8,890
20	Hastelloy C22	Nickel Alloy	8.69	8,690
21	Monel 400	Nickel Alloy	8.8	8,800
22	Monel K500	Nickel Alloy	8.44	8,440
23	Incoloy 800	Nickel Alloy	7.94	7,940
24	Incoloy 825	Nickel Alloy	8.14	8,140
25	Carbon Steel A36	Carbon Steel	7.85	7,850
26	Carbon Steel A53	Carbon Steel	7.85	7,850
27	Carbon Steel A106	Carbon Steel	7.85	7,850
28	Alloy Steel P11	Alloy Steel	7.85	7,850
29	Alloy Steel P22	Alloy Steel	7.85	7,850
30	Alloy Steel P91	Alloy Steel	7.85	7,850
31	Titanium Grade 1	Titanium	4.51	4,510
32	Titanium Grade 2	Titanium	4.51	4,510
33	Titanium Grade 5	Titanium	4.43	4,430

FAQ

Common questions

How do you calculate a plate's weight?

Multiply length, width and thickness by the density of the selected material. This calculator performs that conversion instantly, in the correct units.

Can I calculate stainless steel plate weight?

Yes — select any stainless steel grade, enter your dimensions, and the calculator applies the correct density automatically.

Is this calculator accurate for all metal grades?

It uses standard density values for each metal grade. Actual weight may vary slightly depending on alloy composition, manufacturing tolerances and applicable industry standards.

Does thickness affect plate weight?

Yes, significantly. As thickness increases, material volume increases too — making the plate heavier even if length and width stay the same.

HRS Ferritic