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الشخص الذي يمكن الاتصال به Ms. Jessie
No.1 Kaiyuan Road, Economic Development Zone, Meichang Village, Wuqing district, Tianjin, Tianjin
Nominal diameter(dn) |
Tolerance
|
Diameter
|
Roundness
|
Aluminum wall thickness
|
Tolerance |
Inner minimum thickness
|
Outer minimum thickness
|
Inner wall thickness
|
|
Coil
|
Straight
|
||||||||
*6
|
*0.*0
|
*2.1
|
≤1.0
|
≤0.5
|
1.7
|
*0.*0
|
0.9
|
0.4
|
0.*5
|
*0
|
*5.7
|
≤1.2
|
≤0.6
|
1.9
|
1.0
|
0.*0
|
|||
*5
|
*9.9
|
≤1.5
|
≤0.8
|
2.3
|
1.1
|
0.*5
|
|||
*2
|
*5.7
|
≤2.0
|
≤1.0
|
2.9
|
1.2
|
0.*0
|
Coefficient of thermal
conductivity
|
0.*5W/(m.k)
|
Thermal expansion coefficient
|
2.5×M(m.k)
|
Bending radius
|
≥5D(D:Tube diameter)
|
Working temperature range
|
**0~**5°C
|
Work pressure
|
≤1.*5Mpa
|
Penstock radial tension
|
***0~***0N
|
Blasting strength
|
4.6~6.0Mpa
|