Docol® Tube 780DP

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General Product Description

Docol®Tube 780DP is advance high-strength formable precision tube made from dual-phase steel with high tensile strength, improved formability or enhanced proofed yield strength. Available in circular, rectangular and square shapes, it comes with different coating and surface options including cold rolled (uncoated), galvanized, galvannealed and galfan. Customized shapes and other tailoring options are available upon request. Typically used in automotive industry where durability, formability and energy absorption are important.

Dimension Range

Docol Tube 780DP is available in circular, square and rectangular shapes.

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Shapes	Dimensions
Circular (mmin)	16 - 760.63 - 3.0
Square (mmin)	19x19 - 60x60
Rectangular (mmin)	25x15 - 80x40
Wall thickness (mmin)	1.0 - 2.00.039 - 0.079
Mill length (mm)	6000

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Dimensions

Shapes

Circular (mmin)

Dimensions

16 - 760.63 - 3.0

Shapes

Square (mmin)

Dimensions

19x19 - 60x60

Shapes

Rectangular (mmin)

Dimensions

25x15 - 80x40

Shapes

Wall thickness (mmin)

Dimensions

1.0 - 2.00.039 - 0.079

Shapes

Mill length (mm)

Dimensions

6000

Other shapes, sizes and lengths are available upon request.

Circular Dimensions

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Outer diameter (mmin)	1.0 mm (kg/m)	1.25 mm (kg/m)	1.5 mm (kg/m)	2.0 mm (kg/m)
160.63	0.370	0.455	0.536	—
180.71	0.419	0.516	0.610	—
190.75	0.444	0.547	0.647	—
200.79	0.469	0.578	0.684	0.888
220.87	0.518	0.640	0.758	0.986
250.98	0.592	0.732	0.869	1.13
281.1	0.666	0.825	0.980	1.28
301.2	0.715	0.886	1.05	1.38
321.3	0.765	0.948	1.13	1.48
351.4	0.838	1.04	1.24	1.63
381.5	0.912	1.13	1.35	1.78
401.6	0.962	1.20	1.42	1.87
411.6	—	1.22	1.46	1.92
44.51.75	—	1.32	1.57	2.07
481.9	—	1.44	1.72	2.27
502.0	—	—	1.79	2.37
552.2	—	—	1.98	2.61
572.2	—	—	2.05	2.71
602.4	—	—	2.16	2.86
76.13.00	—	—	2.76	3.65

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1.0 mm (kg/m)

1.25 mm (kg/m)

1.5 mm (kg/m)

2.0 mm (kg/m)

Outer diameter (mmin)

160.63

1.0 mm (kg/m)

0.370

1.25 mm (kg/m)

0.455

1.5 mm (kg/m)

0.536

2.0 mm (kg/m)

—

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Outer diameter (mmin)

180.71

1.0 mm (kg/m)

0.419

1.25 mm (kg/m)

0.516

1.5 mm (kg/m)

0.610

2.0 mm (kg/m)

—

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Outer diameter (mmin)

190.75

1.0 mm (kg/m)

0.444

1.25 mm (kg/m)

0.547

1.5 mm (kg/m)

0.647

2.0 mm (kg/m)

—

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Outer diameter (mmin)

200.79

1.0 mm (kg/m)

0.469

1.25 mm (kg/m)

0.578

1.5 mm (kg/m)

0.684

2.0 mm (kg/m)

0.888

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Outer diameter (mmin)

220.87

1.0 mm (kg/m)

0.518

1.25 mm (kg/m)

0.640

1.5 mm (kg/m)

0.758

2.0 mm (kg/m)

0.986

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Outer diameter (mmin)

250.98

1.0 mm (kg/m)

0.592

1.25 mm (kg/m)

0.732

1.5 mm (kg/m)

0.869

2.0 mm (kg/m)

1.13

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Outer diameter (mmin)

281.1

1.0 mm (kg/m)

0.666

1.25 mm (kg/m)

0.825

1.5 mm (kg/m)

0.980

2.0 mm (kg/m)

1.28

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Outer diameter (mmin)

301.2

1.0 mm (kg/m)

0.715

1.25 mm (kg/m)

0.886

1.5 mm (kg/m)

1.05

2.0 mm (kg/m)

1.38

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Outer diameter (mmin)

321.3

1.0 mm (kg/m)

0.765

1.25 mm (kg/m)

0.948

1.5 mm (kg/m)

1.13

2.0 mm (kg/m)

1.48

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Outer diameter (mmin)

351.4

1.0 mm (kg/m)

0.838

1.25 mm (kg/m)

1.04

1.5 mm (kg/m)

1.24

2.0 mm (kg/m)

1.63

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Outer diameter (mmin)

381.5

1.0 mm (kg/m)

0.912

1.25 mm (kg/m)

1.13

1.5 mm (kg/m)

1.35

2.0 mm (kg/m)

1.78

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Outer diameter (mmin)

401.6

1.0 mm (kg/m)

0.962

1.25 mm (kg/m)

1.20

1.5 mm (kg/m)

1.42

2.0 mm (kg/m)

1.87

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Outer diameter (mmin)

411.6

1.0 mm (kg/m)

—

1.25 mm (kg/m)

1.22

1.5 mm (kg/m)

1.46

2.0 mm (kg/m)

1.92

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Outer diameter (mmin)

44.51.75

1.0 mm (kg/m)

—

1.25 mm (kg/m)

1.32

1.5 mm (kg/m)

1.57

2.0 mm (kg/m)

2.07

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Outer diameter (mmin)

481.9

1.0 mm (kg/m)

—

1.25 mm (kg/m)

1.44

1.5 mm (kg/m)

1.72

2.0 mm (kg/m)

2.27

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Outer diameter (mmin)

502.0

1.0 mm (kg/m)

—

1.25 mm (kg/m)

—

1.5 mm (kg/m)

1.79

2.0 mm (kg/m)

2.37

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Outer diameter (mmin)

552.2

1.0 mm (kg/m)

—

1.25 mm (kg/m)

—

1.5 mm (kg/m)

1.98

2.0 mm (kg/m)

2.61

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Outer diameter (mmin)

572.2

1.0 mm (kg/m)

—

1.25 mm (kg/m)

—

1.5 mm (kg/m)

2.05

2.0 mm (kg/m)

2.71

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Outer diameter (mmin)

602.4

1.0 mm (kg/m)

—

1.25 mm (kg/m)

—

1.5 mm (kg/m)

2.16

2.0 mm (kg/m)

2.86

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Outer diameter (mmin)

76.13.00

1.0 mm (kg/m)

—

1.25 mm (kg/m)

—

1.5 mm (kg/m)

2.76

2.0 mm (kg/m)

3.65

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Square Dimensions

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Height x Width (mm)	1.0 mm (kg/m)	1.25 mm (kg/m)	1.5 mm (kg/m)	2.0 mm (kg/m)
19 x 19	0.545	0.665	—	—
20 x 20	0.576	0.704	—	—
25 x 25	0.733	0.901	1.06	1.38
30 x 30	0.890	1.10	1.30	1.68
32 x 32	—	1.18	1.39	1.80
35 x 35	—	1.29	1.53	1.99
40 x 40	—	—	1.77	2.31
50 x 50	—	—	2.24	2.93
60 x 60	—	—	—	3.56

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1.0 mm (kg/m)

1.25 mm (kg/m)

1.5 mm (kg/m)

2.0 mm (kg/m)

Height x Width (mm)

19 x 19

1.0 mm (kg/m)

0.545

1.25 mm (kg/m)

0.665

1.5 mm (kg/m)

—

2.0 mm (kg/m)

—

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Height x Width (mm)

20 x 20

1.0 mm (kg/m)

0.576

1.25 mm (kg/m)

0.704

1.5 mm (kg/m)

—

2.0 mm (kg/m)

—

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Height x Width (mm)

25 x 25

1.0 mm (kg/m)

0.733

1.25 mm (kg/m)

0.901

1.5 mm (kg/m)

1.06

2.0 mm (kg/m)

1.38

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Height x Width (mm)

30 x 30

1.0 mm (kg/m)

0.890

1.25 mm (kg/m)

1.10

1.5 mm (kg/m)

1.30

2.0 mm (kg/m)

1.68

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Height x Width (mm)

32 x 32

1.0 mm (kg/m)

—

1.25 mm (kg/m)

1.18

1.5 mm (kg/m)

1.39

2.0 mm (kg/m)

1.80

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Height x Width (mm)

35 x 35

1.0 mm (kg/m)

—

1.25 mm (kg/m)

1.29

1.5 mm (kg/m)

1.53

2.0 mm (kg/m)

1.99

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Height x Width (mm)

40 x 40

1.0 mm (kg/m)

—

1.25 mm (kg/m)

—

1.5 mm (kg/m)

1.77

2.0 mm (kg/m)

2.31

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Height x Width (mm)

50 x 50

1.0 mm (kg/m)

—

1.25 mm (kg/m)

—

1.5 mm (kg/m)

2.24

2.0 mm (kg/m)

2.93

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Height x Width (mm)

60 x 60

1.0 mm (kg/m)

—

1.25 mm (kg/m)

—

1.5 mm (kg/m)

—

2.0 mm (kg/m)

3.56

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Rectangular Dimensions

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Height x Width (mm)	1.0 mm (kg/m)	1.25 mm (kg/m)	1.5 mm (kg/m)	2.0 mm (kg/m)
25 x 15	0.576	0.704	—	—
30 x 10	0.576	0.704	0.826	—
30 x 15	0.655	0.802	—	—
30 x 20	0.733	0.901	1.06	—
30 x 25	0.785	0.999	1.18	1.52
35 x 15	0.733	0.901	1.06	—
35 x 20	0.812	0.999	1.18	1.52
40 x 20	0.890	1.10	1.30	1.68
40 x 25	0.969	1.20	1.42	1.84
40 x 30	—	1.29	1.53	1.99
50 x 20	—	1.29	1.53	1.99
50 x 25	—	1.39	1.65	2.15
50 x 30	—	1.49	1.77	2.31
50 x 40	—	1.69	2.00	2.62
60 x 20	—	—	1.77	2.31
60 x 30	—	—	2.00	2.62
60 x 40	—	—	2.24	2.93
70 x 25	—	—	2.12	2.78
70 x 30	—	—	2.24	2.93
70 x 50	—	—	—	3.56
80 x 20	—	—	—	2.93
80 x 40	—	—	—	3.56

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1.0 mm (kg/m)

1.25 mm (kg/m)

1.5 mm (kg/m)

2.0 mm (kg/m)

Height x Width (mm)

25 x 15

1.0 mm (kg/m)

0.576

1.25 mm (kg/m)

0.704

1.5 mm (kg/m)

—

2.0 mm (kg/m)

—

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Height x Width (mm)

30 x 10

1.0 mm (kg/m)

0.576

1.25 mm (kg/m)

0.704

1.5 mm (kg/m)

0.826

2.0 mm (kg/m)

—

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Height x Width (mm)

30 x 15

1.0 mm (kg/m)

0.655

1.25 mm (kg/m)

0.802

1.5 mm (kg/m)

—

2.0 mm (kg/m)

—

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Height x Width (mm)

30 x 20

1.0 mm (kg/m)

0.733

1.25 mm (kg/m)

0.901

1.5 mm (kg/m)

1.06

2.0 mm (kg/m)

—

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Height x Width (mm)

30 x 25

1.0 mm (kg/m)

0.785

1.25 mm (kg/m)

0.999

1.5 mm (kg/m)

1.18

2.0 mm (kg/m)

1.52

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Height x Width (mm)

35 x 15

1.0 mm (kg/m)

0.733

1.25 mm (kg/m)

0.901

1.5 mm (kg/m)

1.06

2.0 mm (kg/m)

—

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Height x Width (mm)

35 x 20

1.0 mm (kg/m)

0.812

1.25 mm (kg/m)

0.999

1.5 mm (kg/m)

1.18

2.0 mm (kg/m)

1.52

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Height x Width (mm)

40 x 20

1.0 mm (kg/m)

0.890

1.25 mm (kg/m)

1.10

1.5 mm (kg/m)

1.30

2.0 mm (kg/m)

1.68

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Height x Width (mm)

40 x 25

1.0 mm (kg/m)

0.969

1.25 mm (kg/m)

1.20

1.5 mm (kg/m)

1.42

2.0 mm (kg/m)

1.84

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Height x Width (mm)

40 x 30

1.0 mm (kg/m)

—

1.25 mm (kg/m)

1.29

1.5 mm (kg/m)

1.53

2.0 mm (kg/m)

1.99

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Height x Width (mm)

50 x 20

1.0 mm (kg/m)

—

1.25 mm (kg/m)

1.29

1.5 mm (kg/m)

1.53

2.0 mm (kg/m)

1.99

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Height x Width (mm)

50 x 25

1.0 mm (kg/m)

—

1.25 mm (kg/m)

1.39

1.5 mm (kg/m)

1.65

2.0 mm (kg/m)

2.15

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Height x Width (mm)

50 x 30

1.0 mm (kg/m)

—

1.25 mm (kg/m)

1.49

1.5 mm (kg/m)

1.77

2.0 mm (kg/m)

2.31

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Height x Width (mm)

50 x 40

1.0 mm (kg/m)

—

1.25 mm (kg/m)

1.69

1.5 mm (kg/m)

2.00

2.0 mm (kg/m)

2.62

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Height x Width (mm)

60 x 20

1.0 mm (kg/m)

—

1.25 mm (kg/m)

—

1.5 mm (kg/m)

1.77

2.0 mm (kg/m)

2.31

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Height x Width (mm)

60 x 30

1.0 mm (kg/m)

—

1.25 mm (kg/m)

—

1.5 mm (kg/m)

2.00

2.0 mm (kg/m)

2.62

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Height x Width (mm)

60 x 40

1.0 mm (kg/m)

—

1.25 mm (kg/m)

—

1.5 mm (kg/m)

2.24

2.0 mm (kg/m)

2.93

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Height x Width (mm)

70 x 25

1.0 mm (kg/m)

—

1.25 mm (kg/m)

—

1.5 mm (kg/m)

2.12

2.0 mm (kg/m)

2.78

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Height x Width (mm)

70 x 30

1.0 mm (kg/m)

—

1.25 mm (kg/m)

—

1.5 mm (kg/m)

2.24

2.0 mm (kg/m)

2.93

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Height x Width (mm)

70 x 50

1.0 mm (kg/m)

—

1.25 mm (kg/m)

—

1.5 mm (kg/m)

—

2.0 mm (kg/m)

3.56

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Height x Width (mm)

80 x 20

1.0 mm (kg/m)

—

1.25 mm (kg/m)

—

1.5 mm (kg/m)

—

2.0 mm (kg/m)

2.93

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Height x Width (mm)

80 x 40

1.0 mm (kg/m)

—

1.25 mm (kg/m)

—

1.5 mm (kg/m)

—

2.0 mm (kg/m)

3.56

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Mechanical Properties

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	Yield strength R_p0.2 (min MPa)	Tensile strength R_m (min MPa)	Elongation A (min %)
CR600Y780T-DP	600	780	7
CR600Y780T-DH	600	780	12
CR700Y800T-DP	700	800	7

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Tensile strength R_m
(min MPa)

Elongation A
(min %)

CR600Y780T-DP

Yield strength R_p0.2
(min MPa)

600

Tensile strength R_m
(min MPa)

780

Elongation A
(min %)

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CR600Y780T-DH

Yield strength R_p0.2
(min MPa)

600

Tensile strength R_m
(min MPa)

780

Elongation A
(min %)

Expand Collapse

CR700Y800T-DP

Yield strength R_p0.2
(min MPa)

700

Tensile strength R_m
(min MPa)

800

Elongation A
(min %)

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Chemical Composition (ladle analysis)

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	C (max %)	Si (max %)	Mn (max %)	P (max %)	S (max %)	Nb+Ti (max %)	Cr+Mo (max %)	B (max %)	Cu (max %)
CR600Y780T-DP	0.18	0.80	2.50	0.050	0.010	0.15	1.40	0.005	0.20
CR600Y780T-DH	0.18	0.80	2.50	0.050	0.010	0.15	1.40	0.005	0.20
CR700Y800T-DP	0.18	0.80	2.50	0.050	0.010	0.15	1.40	0.005	0.20

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Si
(max %)

Mn
(max %)

P
(max %)

S
(max %)

Nb+Ti
(max %)

Cr+Mo
(max %)

B
(max %)

Cu
(max %)

CR600Y780T-DP

C
(max %)

0.18

Si
(max %)

0.80

Mn
(max %)

2.50

P
(max %)

0.050

Get datasheet by email

General Product Description

Dimension Range

Select one parameter to compare

Comparison

Circular Dimensions

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Comparison

Square Dimensions

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Comparison

Rectangular Dimensions

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Comparison

Mechanical Properties

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Comparison

Chemical Composition (ladle analysis)

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Comparison