Hydraulic Pneumatic Systems Cold Drawn Precision Steel Tube EN10305-4 E235 E355
Cold Drawn Precision Steel Tube EN10305-4 E235(E255 E355)+NBK For Hydraulic And Pneumatic Systems
Widely used in engineering machinery, precision machinery, hydraulic system and other industries.
Production Routing:
Quality carbon steel from bao steel etc big mill, cold drawing the heat treatment without oxidization , NBK condition. Do nondestructive testing ,
HT tests and do dipping oil antirust protection, Packed tube in wooden boxes.
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Hydraulic Steel Tube
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Standard
| Material | Delivery | Surface | Sizes | |
| DIN | 2391/1630/2445 | ST37.4 ST52.4 |
NBK
After the final cold forming process the tubes are annealed above the upper transformation point in a controlled atmosphere
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1) BA 2)Black phosphating 3) Galvanizing
| OD 2 -60mm WT 0.3 -10mm |
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EN
| 10305-4 | E235 E355 |
(+)N
After the final cold forming process the tubes are annealed above the upper transformation point in a controlled atmosphere
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| BS | 3602 | CFS 360 |
Zinc Layer thickness more than 8um | ||
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Other steel grades also available upon request
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Key words
Precision Steel Tubes
Precision Seamless Steel Tubes
Precision Welded Steel Tubes
Precision DOM Steel Tubes
High Precision Seamless Steel Tubes/Pipe
Main feature:
High precision
Excellent brightness
No oxidization on outer and inner walls after heat treatment
High cleanness of inside wall
High pressure
No deformation after clod bending
No crack after flaring and flattening
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