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Help CenterCold Drawn ST52 Honed Tube for Hydraulic Cylinder Industry DIN2391 En10305
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| Type: |
honed tube
|
Brand Name: |
HT
|
Place of Origin: |
Jiangsu China (Mainland)
|
| Packaging Detail: | Nude packed. Oiled and capped in both ends |
| Delivery Detail: | 25 days |
1 OD32-500mm W.T.3.5-80mm
2 ISO certificated DIN2391 En10305
3 Straightness:0.3~1mm/m
4 Inside Roughness:0.4~0.8um
steel pipes for hydraulic use
Material: C20, CK45, etc. also ST52 if given enough time. our products are widely used in hydraulic industry and is very popular both home and abroad.
And we can also make our products according to the customers\' needs.
Variety
|
Processing |
Cylinder diameter |
Length /mm |
Straightness |
Size accuracy |
Wall thickness/mm |
Inner bore roughness |
|
Cold-drawn |
ID30~OD250 |
≤13M |
0.3~1.0mm/m |
H9-H11 |
±8% |
0.8~1.6um |
|
Honed tube |
ID50~OD325 |
≤10M |
0.3~1.0mm/m |
H7-H9 |
±8% |
0.4~0.8um |
Mechanics performance
|
Material |
Tensile strength |
Yield strength |
Elongation |
Hardness |
|
Ck20 |
510 σ N/mm2 |
500σsN/mm2 |
5δs% |
175HB |
|
Ck45 |
660 σN/mm2 |
630σsN/ mm2 |
4δs% |
207HB |
|
ST52 |
580σ N/mm2 |
420σsN/ mm2 |
10δs% |
190HB |
|
27SiMn |
840σ N/mm2 |
805σsN/ mm2 |
7.5δs% |
230HB |
Dimension tolerance
|
ID size |
ID deviation (mm) |
|||
|
H7 |
H8 |
H9 |
H10 |
|
|
30 |
+0.021 0 |
+0.033 0 |
+0.052 0 |
+0.084 0 |
|
>30~50 |
+0.025 0 |
+0.039 0 |
+0.062 0 |
+0.100 0 |
|
>50~80 |
+0.030 0 |
+0.046 0 |
+0.074 0 |
+0.120 0 |
|
>80~120 |
+0.035 0 |
+0.054 0 |
+0.087 0 |
+0.140 0 |
|
>120~180 |
+0.040 0 |
+0.063 0 |
+0.100 0 |
+0.160 0 |
|
>180~250 |
+0.046 0 |
+0.072 0 |
+0.115 0 |
+0.185 0 |
|
>250~315 |
+0.052 0 |
+0.081 0 |
+0.130 0 |
+0.210 0 |
|
>315~400 |
+0.0527 0 |
+0.089 0 |
+0.140 0 |
+0.230 |
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