Products

Galvanised Tube

SPECIFICATION

All galvanised hollows are manufactured from AS/NZS 1365 cold rolled coil. Galvanised coating Z275.

MECHANICAL PROPERTIES – G250

Standard precision tube is manufactured from G250 steel.
Tensile strength expected min 320 Mpa.
Elongation expected min 25%.

MECHANICAL PROPERTIES – G310

Grade 310 hollows is manufactured from G310 steel.
Tensile strength expected min 340 Mpa.
Tensile strength typically above 450 Mpa.
Elongation typically above 25%.

LENGTHS

Precision tube standard length is 5.5m but available ex-mill rolling in various lengths.

Heavy wall range available in 6.0m lengths but available ex-mill rolling in various lengths.

MILL SCHEDULE

View our mill schedule

Common stock lines

Non stock material - available ex-mill rolling

Weights are theoretical and rounded to two decimal points

Precision Tube - Round

Dia

1.0mm

1.2mm

1.6mm

2.0mm

Round

kg/m

12.7

0.34

0.44

15.9

0.43

0.56

0.69

19.1

0.45

0.53

0.69

0.84

22.2

0.52

0.62

0.81

1.00

25.4

0.60

0.72

0.94

1.15

28.6

0.81

1.06

1.31

31.8

1.05

1.19

1.47

34.9

1.00

1.31

1.62

38.1

1.09

1.44

1.78

41.3

1.19

1.57

1.94

44.5

1.28

1.69

2.09

47.6

1.37

1.82

2.25

50.8

1.47

1.94

2.41

2.07

2.55

57.2

1.66

2.19

2.72

60.3

1.75

2.32

2.88

63.5

1.84

2.44

3.03

76.2

2.94

3.65

88.9

101.6

4.91

Precision Tube - Square

Dia

1.0mm

1.2mm

1.6mm

2.0mm

Squares

kg/m

12.7 x 12.7

0.55

16 x 16

0.55

0.72

19 x 19

0.56

0.67

0.86

22.2 x 22.2

0.79

1.03

25.4 x 25.4

0.76

0.91

1.19

1.46

31.8 x 31.8

1.15

1.51

34.9 x 34.9

1.67

2.06

38.1 x 38.1

1.38

1.82

2.25

51 x 51

1.85

2.47

3.06

65 x 65

3.16

3.93

Precision Tube - FSO

Dia

1.0mm

1.2mm

1.6mm

2.0mm

FSO

kg/m

25.4 x 15.9

31.8 x 15.9

0.73

0.96

34.9 x 15.9

50.8 x 15.9

1.09

1.44

54 x 35

1.82

72 x 45

1.81

97 x 42

3.657

Metric SHS G310

Dia

1.6mm

2.0mm

2.5mm

Squares

kg/m

25 x 25

1.12

1.36

1.64

35 x 35

2.42

40 x 40

1.88

2.31

2.82

50 x 50

2.38

2.93

3.60

Metric RHS G310

Dia

1.6mm

2.0mm

2.5mm

Rectangle

kg/m

50 x 25

1.75

2.62

65 x 35

3.60

Industrial Tube Colour Chart

Carbon

Thickness

Colours

1.0mm

Orange

1.2mm

Cream

1.4mm

Red

1.6mm

Purple

2.0mm

Yellow

2.5mm

Pink

3.0mm

Copper

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DOWNLOAD SPEC SHEET

Cold Rolled NZCC SD GALVSTEEL G250 Steel GALVSTEEL G300 Steel GALVSTEEL G310 Materials Qlty Tolerances Carbon MSNZ Roll Cage Tube Tech Spec ZINCALUME G300 Steel

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