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Brand Name : Hongbao
Certification : TS16949, ISO9001, OHSAS18001 etc.
Place of Origin : China
MOQ : 1 ton
Price : Negotiable
Supply Ability : 60000 MT per Year
Delivery Time : 30 Days
Packaging Details : Seaworthy Wooden box, customized Packing
Model Number : HBPST-1
Shape : Round
Application : Automotive Part, Hydraulic System, High-precsion Machining. etc.
Payment : T/T; L/C
Sample : Free Sample
Origin : Jiangsu,China
Processing : Cold Drawn, Cold Rolled
+A Precision Delivery Condition Seamless Stee Standard EN10305-1 Steel Round Pipe
Description
Precision seamless steel tube is a high precision steel tube after cold rolling or cold drawing
Main Date
Standard | EN10305-1; DIN2391; DIN2445 |
Material | E235, E355, St37.4, St52.4 |
Outer Diameter Range: | 4-120mm |
Wall Thickness Range: | 0.5-15mm |
Delivery Condition
+A: After the final cold drawing process the tubes are annealed in a controlled atmosphere.
Other Delivery Conditions
+N: After the final cold drawing operation the tubes are normalized in a controlled atmosphere.
+C: No heat treatment after the final cold drawig process.
+LC: After the final heat treatment there is a suitable drawing pass.
+SR: After the final cold drawing process there is a stress relieve heat treatment in a controlled atmosphere.
Surface Treatment:
Oil-dip;
Varnish;
Shot Blasting.
Advantage
1. Smaller outer diameters;
2. High precision can be done in small batch production;
3. Cold drawing finished products with high precision and good surface quality.
4. The transverse area of the steel tube is more complicated;
5. Steel pipe performance is superior, metal is more dense.
Size Tolerance Table
OD Range | EN10305(DIN2391) |
4-30mm | ±0.08mm |
31-40mm | ±0.15mm |
41-50mm | ±0.2mm |
51-60mm | ±0.25mm |
61-70mm | ±0.3mm |
71-160mm | ±0.30mm |
WT Range | ±0.10mm |
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Shot Blasting Precision Seamless Steel Tubes , Plain End Round Steel Tubing Images |