Cinque Terre

Transmission line fittings

 Tel:+8615003843731

 E-mail:info@giantelectrics.cn

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  Product Description

Transmission line fittings 11KV 33KV Galvanized Steel  Cross Arm 

1,Product Description 

Type

galvanized steel cross arm

Suit for

Electricity distribution

Material

Usually   Q345B/A572,minimum yield strength>=345n/mm2

              Q235B/A36,minimum yield strength>=235n/mm2

As well as Hot rolled coil from Q460 ,ASTM573 GR65, GR50 ,SS400, SS490, to ST52-

Tolerance of dimension

+- 2%

Power

10 KV ~550 KV

Safety Factor

Safety factor for conducting wine : 8

Safety factor for grounding wine : 8

Design Load in Kg

300~ 1000 Kg applied to 50cm from the to pole

Surface treatment

Hot dip galvanized Following ASTM A 123, color polyester power or any other standard by client required.

Joint of Poles

Insert mode,inner flange mode,face to face joint mode

Design of pole

Against earthquake of 8 grade

Wind Speed

160 Km/Hour . 30 m /s

Minimum yield strength

355 mpa

Minimum ultimate tensile strength

490 mpa

Max ultimate tensile strength

620 mpa

Standard

ISO 9001

Length of per section

Within 14m once forming without slip joint

Welding

We has past flaw testing.Internal and external double welding makes the welding beautiful in shape

Welding Standard :AWS ( American Welding Society ) D 1.1

Thickness

1 mm to 30 mm

Production Process

Raw material test → Cutting→Molding or bending →Weildng (longitudinal )→Dimension verify→Flange welding →Hole drilling →Calibration → deburr →Galvanization or powder coating ,painting →Recalibration →Thread →Packages

Packages

Our poles as normal cover by Mat or straw bale at the top and bottom ,anyway also can following by client required , each 40HC or OT can loading how many pcs will calculation base on the client actually specification and data.

Advantages:

1. Wide span: single span or multiple spans, the max span clear distance is 36m, without middle columns.

2.  Fast construction and easy in installation

3.  Long term service life: more than 50 years.

4  Environmental protection, stable structure, earthquake resistance, water proofing, and energy saving.

2. drawings

image.png 

3,Feature

NO.

Dimension  (mm)

length(m)

Theoretical Weight  (kg/m)

width

thickness

2

20

3

4

3-9

0.889

1.145

2.5

25

3

4

3-9

1.124

1.459

3

30

30

3

4

3-9

1.373

1.786

3.6

36

3

4

5

3-9

1.656

2.163

2.654

4

40

3

4

5

3-9

1.852

2.422

2.976

4.5

45

3

4

5

6

4-12

2.088

2.736

3.369

3.985

5

50

3

4

5

6

4-12

2.332

3.059

3.770

4.465

5.6

56

3

4

5

8

4-12

2.624

3.446

4.251

6.568

6.3

63

4

5

6

8

10

4-12

3.907

4.822

5.721

7.469

9.151

7

70

4

5

6

7

8

4-12

4.372

5.397

6.406

7.398

8.373

7.5

75

5

6

7

8

10

4-12

5.818

6.905

7.976

9.030

11.089

8

80

5

6

7

8

10

4-12

6.211

7.376

8.525

9.658

11.874

9

90

6

7

8

10

12

4-19

8.350

9.656

10.946

13.476

15.940

10

100

6

7

8

10

12

14

16


9.366

10.830

12.276

15.120

17.898

20.611

23.257

11

110

7

8

10

12

14

4-19

11.928

13.532

16.690

19.782

22.809

12.5

125

10

12

14

4-19

19.133

22.696

26.193

14

140

10

12

14

16

4-19

21.488

25.522

29.490

33.393

16

160

10

12

14

16

6-19

24.729

29.391

33.987

38.518

18

180

12

14

16

18

6-19

33.159

38.383

43.542

48.634

20

200

14

16

18

20

24

6-19

42.894

48.680

54.401

60.056

71.168

4,Packaging details

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