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ID Verchromte Kolbenrohre, Stahlrohre, Zylinderrohr
- Toleranz ID : F8
- Rauigkeit : max Ra0.2μm
- Standardlänge : 3M-11M
- Geradheit : 1-1.2/1000mm
- ID : 18Ø~ 300Ø
- Werkstoff : EN 1.0580, E355, JIS STKM13C, DIN ST52, SAE1020
- ID Chromschichtstärke : 10 μm
- Größte ID :1000mm
- Innenoberfläche : gehont oder rolliert
Honing/SRB Seamless Steel Pipe (ID Hard Chrome), Pneumatic Cylinder Tube, Pneumatic Cylinder Tubing, Hydraulic Cylinder Tube is precision cold drawn. Golden Asia improves upon the work with our own precision honing/skived roller burnished, and then does chrome layer inside. Material of Honing/SRB Seamless Steel Pipe (ID Hard Chrome), Pneumatic Cylinder Tube, Pneumatic Cylinder Tubing, Hydraulic Cylinder Tube include EN 1.0580, E355, JIS STKM13C, DIN ST52, SAE1020.
Honing/SRB Seamless Steel Pipe (ID Hard Chrome), Pneumatic Cylinder Tube, Pneumatic Cylinder Tubing, Hydraulic Cylinder Tube can be used in pneumatic machinery, food machinery, or humid environment where is easier to cause rust.
Grade of tolerance Dia mm Φ |
F |
---|---|
F8 | |
3mm | +0.020 0 |
3mm-6mm | +0.028 0 |
6mm-10mm | +0.035 0 |
10mm-18mm | +0.043 0 |
18mm-30mm | +0.053 0 |
30mm-50mm | +0.064 0 |
50mm-80mm | +0.076 0 |
80mm-120mm | +0.090 0 |
120mm-180mm | +0.106 0 |
180mm-250mm | +0.122 0 |
250mm-315mm | +0.137 0 |
315mm-400mm | +0.151 0 |
400mm-500mm | +0.165 0 |
(unit)µ=0.001mm
Chemical Analysis & Mechanical Properties
Spec. | Kind | Mark | Manuf | Chemical Composition% | Induction | Tensile Test | Bend Test Flattening Test | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
C | Si | Mn | P | S | Tensile (N/mm²) |
Yield (N/mm²) |
ELOVG(%) | Bend Angle |
Inside Radius |
Outside Radius |
||||||
Test Piece 11th 12 th L |
5 th Test Piece V |
|||||||||||||||
13A | STKM13A | S E |
0.25> | 0.35> | 0.30 | 0.90 |
0.040 Under |
0.040 Under |
380 | 220 | 30 | 25 | 90 | 6D | 2/3D | ||
13B | STKM13B | 450 | 310 | 20 | 15 | 90 | 6D | 3/4D | ||||||||
13C | STKM13C | 520 | 390 | 15 | 10 | - | - | - |
Formula of Pipe Wall Thickness Pressure Resistant Gauge
t = P. D. / 200 S
t = Wall Thickness (mm)
P = The Largest Pressure (Kg/cm²)
D = Steel Pipe Inside Diameter (mm)
S = σ / 5 Kg / mm²
σ = The Lowest Numerical Value of Tensile (Kg/mm²)