PRODUCT

PRODUCTS
Zhongkuang Steel Pipe Co.,Ltd


                       

                                                                       
                         

 

1. Production technology: Cold drawn
  Manufacturing process: Round billet→pickling→cut off→heating→piercing→pointing→pickling→cold-drawing(cold-rolling)→semi-finished pipe→heat treatment→physical chemistry test→straightening→corp end cutting off→surface and size inspection→eddy current inspection→UT testing→marking/painting/bundling→warehouse/shipping
2. Executive standards: GB/T 8162/8163, ASME B36.10, ASTM A106/A53, API 5L/5CT, DIN.
3.Specification range:
OD: 1/8-5"
WT: SCH5-SCHXXS
4. Materials: 10#, 20#, 45#, 16Mn, GrB, Q345B, X42-56, ST44, ST52 etc.
5. Testing: Eddy current/ Hydrostatic/Ultrasonic/ Intergranular Corrosion etc.
6. Packing: Bundles, seaworthy packing, or as required by customers.
7. Application:
Cold drawn seamless steel pipes are widely used for water, oil and gas transfer, ship-building, chemical fertilizer equipment etc.

Nominal Size Outside Diameter Norminal Wall Thickness(MM)
DN NPS OD(MM) SCH5 SCH10 SCH30 STD SCH40 SCH60 XS SCH80 SCH120 SCH160 XXS
6
8
10
1/8
1/4
3/8
10.3
13.7
17.1
---
---
---
1.24
1.65
1.65
---
---
---
1.73
2.24
2.31
1.73
2.24
2.31
---
---
---
2.41
3.02
3.20
2.41
3.02
3.20
---
---
---
---
---
---
---
---
---
15
20
25
1/2
3/4
1
21.3
26.7
33.4
1.65
1.65
1.65
2.11
2.11
2.77
2.41
2.41
2.90
2.77
2.87
3.38
2.77
2.87
3.38
---
---
---
3.73
3.91
4.55
3.73
3.91
4.55
---
---
---
4.78
5.56
6.35
7.47
7.82
9.09
32
40
50
11/4
11/2
2
42.2
48.3
60.3
1.65
1.65
1.65
2.77
2.77
2.77
2.97
3.18
3.18
3.56
3.68
3.91
3.56
3.68
3.91
---
---
---
4.85
5.08
5.54
4.85
5.08
5.54
---
---
---
6.35
7.14
8.74
9.70
10.15
11.07
65
80
90
21/2
3
31/2
73.0
88.9
101.6
2.11
2.11
2.11
3.05
3.05
3.05
4.78
4.78
4.78
5.16
5.49
5.74
5.16
5.49
5.74
---
---
---
7.01
7.62
8.08
7.01
7.62
8.08
---
---
---
9.53
11.13
---
14.02
15.24
---
100
125
4
5
114.3
141.3
2.11
2.77
3.05
3.40
4.78
---
6.02
6.55
6.02
6.55
---
---
8.56
9.53
8.56
9.53
11.13
12.70
13.49
15.88
17.12
19.05

Notice: Special sizes which customer required can be provided.

 

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