Round Hole Galvanized Perforated Metal Mesh Low Carbon Steel Q235

1. Thickness of Metals

Steel:Use“Manufacturers”Standard Gauge for steel sheet.

Stainless Steel:Use the U.S. Standard Gauge Table.

Monel: Use the U.S. Stangard Gauge Table.

Copper, Brass, or Muntz: Use the B&S Gauge Table.

Aluminum: Use the B&S Gauge Table.

2. Perforations

Round Perforations: Staggered (60 degree pattem) is stangard. Vaniations include 45 degree staggered, and straight line pattern.

Square Perforations: Staggered or straight line pattern.

Slotted Perforations: Side staggered, end staggered, or straight lines. Slotted perforations will be round end slots: specify if square end slots are required.

Other Perforations: Available upon request.

3. Pattern of Perforations

Staggered Perforations ,both Round &Square: Direction of the stagger will normally be the short dimension of the sheet. Straight row of hole is normally parallel to long dimension of sheet.

Slotted Perforations: The long dimension of the slots can be fumished with either the width or length of the sheet in most cases.

4. Margins

Perforated Stock Size Sheet & Plates: The long sides of the sheet will be suppiled with minimummargins. The short sides of the sheet will have either minimum margins or no margins.

Sheets & Plates Re-sheared after Perforating: Special margins are available to specifications but the must carry a tolerance within the limits of the perforating tool.

Unfinished end pattern is standard in the industry.

5. Flatness of Sheet &Plates

In the majority of requirements, perforated sheets or plates can be furnished to AISI flatness tolerances. Before ordering any of the following special requirements, discuss then witn our sales department:

Perforated sheets with extra wide margins.

Blank areas required within the perforated area.

Perforated sheets with very large percentage of open area.

Heavy page metal in relation to the size of the perforation.

Special alloys.

Stretcher leveled sheets.

6. Specifications

5. Pictures