ANSI / US · 17 × 22 in

ANSI C paper size

A 17 × 22 inch North American engineering sheet with four times the area of Letter and dimensions suited to technical drawings and plan sets.

Open in the converter
ANSI C431.8 × 558.8 mm
431.8 mm558.8 mm
Millimeters431.8 × 558.8
Inches17 × 22
Centimeters43.2 × 55.9
Points1224 × 1584

Direct answer

ANSI C dimensions in every unit

In portrait orientation, width comes first: 431.8 mm × 558.8 mm. Rotate the sheet for landscape orientation and the same measurements reverse.

UnitWidthHeight
Millimeters431.8 mm558.8 mm
Centimeters43.2 cm55.9 cm
Inches17 in22 in
Points1224 pt1584 pt

Digital artwork

ANSI C pixel dimensions by DPI

Pixel dimensions depend on output resolution. These values describe the trimmed page only and do not include printer bleed.

ResolutionPixel widthPixel heightTypical use
72 DPI1,224 px1,584 pxScreen preview
96 DPI1,632 px2,112 pxScreen preview
150 DPI2,550 px3,300 pxDraft print
300 DPI5,100 px6,600 pxQuality print
600 DPI10,200 px13,200 pxHigh-detail source

Proportion & comparison

How ANSI C relates to nearby sizes

ANSI C is exactly two Letter sheets wide and two Letter sheets tall in area. It is wider but shorter than A2.

Portrait ratio
1 : 1.2941
Area
0.2413
Orientation
431.8 × 558.8 mm

Works well for

Common ANSI C uses

  • Engineering drawings
  • Construction details
  • Manufacturing plans
  • Technical diagrams

Check before using

Where it can go wrong

  • A2 plot settings
  • Office copiers
  • Artwork whose scale has not been checked

Regional & printer note

Will a printer recognize ANSI C?

Used mainly in US engineering, manufacturing, and construction workflows. It requires a plotter or a printer designed for technical sheets.

Always match the document size, print-driver size, paper tray, and physical sheet. A driver can silently scale a page even when the preview looks correct.

Measurement source

Checked against the defining standard

Paper Size Lab converts the stored millimeter measurements mathematically; it does not round-trip between units. The underlying sheet family is referenced to the standards organization below.

Read ASME Y14.1 sheet-size reference

Questions people ask

ANSI C paper FAQ

What are the dimensions of ANSI C paper?

ANSI C measures 431.8 × 558.8 millimeters, 43.2 × 55.9 centimeters, or 17 × 22 inches in portrait orientation.

How many pixels is ANSI C at 300 DPI?

ANSI C is 5100 × 6600 pixels at 300 DPI before adding bleed.

Is ANSI C the same as another paper size?

ANSI C is exactly two Letter sheets wide and two Letter sheets tall in area. It is wider but shorter than A2.

What is ANSI C commonly used for?

ANSI C is commonly used for engineering drawings, construction details, manufacturing plans, technical diagrams. Printer, postal, and finishing requirements still vary.