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Standard Cutting Tolerances:

Unless otherwise specified, Qinghe’ standard shearing tolerance is +/- 3.2 mm 

 

Tolerances For Widths:

Sheet Thickness

Widths

Tolerances

16 gauge and heavier

Up to and including 1525 mm.

12.7 mm

Between 1525 and 1825 mm.

19.0 mm

Over 1825 mm

25.4 mm

17 gauge and lighter

Up to and including 915 mm.

12.7 mm

Between 915 and 1525 mm.

19.0 mm

Over 1525 mm.

25.4 mm

 

 

Length Tolerance:

-0.10m for length

 

Panel Size Tolerance:

-Panel size(mm) x 0.5%

 

SWD&LWD Tolerance: 

 ±0.05 mm (for SWD&LWD below 2.5 mm)

 ±0.10 mm (for SWD&LWD above 2.5 mm to 5.0 mm)

 ±0.25 mm (for SWD&LWD above 5.0 mm to 12.7 mm)

 ±0.50 mm (for SWD&LWD above 12.7 mm to 50.0 mm)

 ±1.27 mm (for SWD&LWD above 50.0 mm to 127.0 mm)

 ±2.0 mm (for SWD&LWD above 12.7 mm)

 

Strand Tolerance:

 ±0.05 mm (for strand below 2.5 mm)

 ±0.12 mm (for strand below 2.5 mm to 5.0 mm)

 ±2.54 mm (for strand below 5.0 mm to 12.7 mm)

 

Standard Thickness Tolerances:

Gauge No.

Plain Carbon Steel

Stainless Steel

Aluminum

Decimal

Tolerance

Decimal

Tolerance

Decimal

Tolerance

mm

mm

mm

mm

mm

mm

30

0.3048

0.3556

0.3175

N/A

0.2540

N/A

0.2540

28

0.3785

0.4318

0.3962

0.4216

0.3048

N/A

0.3302

0.3454

26

0.4572

0.5080

0.4521

0.4902

0.4064

0.4445

0.4064

0.4140

0.3683

24

0.6071

0.6858

0.5969

0.6312

0.5080

0.5588

0.5334

0.5325

0.4572

22

0.7595

0.8382

0.7442

0.7950

0.6350

0.6858

0.6858

0.6934

0.5842

20

0.9119

0.9906

0.9017

0.9525

0.8128

0.8636

0.8382

0.8409

0.7620

18

1.2141

1.3208

1.2192

1.2954

1.0160

1.0795

1.1176

1.1230

0.9525

16

1.5189

1.6510

1.5113

1.5861

1.2700

1.3462

1.3970

1.4135

1.1938

14

1.8974

2.0752

1.9837

2.0853

1.6002

1.6764

1.7196

1.8821

1.5240

12

2.6568

2.9108

2.7788

2.9058

2.0320

2.1209

2.4028

2.6518

1.9431

11

3.0378

3.2918

3.1750

3.3020

2.2860

2.3749

2.7838

3.0480

2.1971

10

3.4163

3.4315

3.5712

3.7236

2.5400

2.6416

3.3524

3.4188

2.5298

8

4.1758

4.3517

4.1910

4.3688

3.1750

3.2893

4.0578

4.0132

3.0607

3/16 Inch

4.7625

5.2070

N/A

N/A

N/A

N/A

4.5212

1/4 Inch

6.3500

6.8580

N/A

N/A

N/A

N/A

6.0960

5/16 Inch

7.9375

8.4582

N/A

N/A

N/A

N/A

7.6962

3/8 Inch

9.5250

10.1092

N/A

N/A

N/A

N/A

9.2710

 

Standard Squareness Tolerances:

Unless otherwise specified, Qinghe’ standard squareness tolerance is +/- 3.2 mm 

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