JIS G 3452 SGP Carbon Rectangular Structural Steel Tubing for Ordinary Piping

CHEMICAL COMPOSITION unit (%)

Steel grade

P

S

SGP

0.040max

0.040max

MECHANICAL PROPERTIES

Steel grade

Tensile strength Mpa

Elongation%

SGP

290 min

30min

Dimensions weights and Demensional Tolerances

Nominal Diameter

OD(mm)

OD Tolerances

WT mm

WT Tolerances

Unit  mass excluding socket kg/m

A

B

Pipes to be cut in taper thread

Other pipes

6

1/8

10.5

±0.5mm

±0.5mm

2.0

+Not specified

-12.5%

0.419

8

1/4

13.8

±0.5mm

±0.5mm

2.3

0.652

10

3/8

17.3

±0.5mm

±0.5mm

2.3

0.851

15

1/2

21.7

±0.5mm

±0.5mm

2.8

1.31

20

3/4

27.2

±0.5mm

±0.5mm

2.8

1.68

25

1

34.0

±0.5mm

±0.5mm

3.2

2.43

32

1 1/4

42.7

±0.5mm

±0.5mm

3.5

3.38

40

1 1/2

48.6

±0.5mm

±0.5mm

3.5

3.89

50

2

60.5

±0.5mm

±1%

3.8

5.31

65

2 1/2

76.3

±0.7mm

±1%

4.2

7.47

80

3

89.1

±0.8mm

±1%

4.2

8.79

90

3 1/2

101.6

±0.8mm

±1%

4.2

10.1

100

4

114.3

±0.8mm

±1%

4.5

12.2

125

5

139.8

±0.8mm

±1%

4.5

15.0

150

6

165.2

±0.8mm

±1.6mm

5.0

19.8

175

7

190.7

±0.9mm

±1.6mm

5.3

24.2

200

8

216.3

±1.0mm

±0.8%

5.8

30.1

225

9

241.8

±1.2mm

±0.8%

6.2

36.0

250

10

267.4

±1.3mm

±0.8%

6.6

42.4

300

12

318.5

±1.5mm

±0.8%

6.9

53.0

350

14

355.6

-

±0.8%

7.9

67.7

400

16

406.4

-

±0.8%

7.9

77.6

450

18

457.2

-

±0.8%

7.9

87.5

500

20

508.0

-

±0.8%

7.9

97.4