Product Details
Place of Origin: China
Brand Name: Hongbao
Certification: TS16949, ISO9001, OHSAS18001 etc.
Model Number: HBPST-1
Payment & Shipping Terms
Minimum Order Quantity: 1 ton
Price: Negotiable
Packaging Details: Seaworthy Wooden box, customized Packing
Delivery Time: 30 Days
Supply Ability: 60000 MT per Year
Shape: |
Round |
Application: |
Automotive Part, Hydraulic System, High-precsion Machining. Etc. |
Delivery Condition: |
+C,+LC，+SR，+N，+A |
Standard: |
DIN2391, DIN2445 |
Processing:: |
Cold Drawn, Cold Rolled |
Certificate:: |
TS16949,DNV,PED,ISO |
Shape: |
Round |
Application: |
Automotive Part, Hydraulic System, High-precsion Machining. Etc. |
Delivery Condition: |
+C,+LC，+SR，+N，+A |
Standard: |
DIN2391, DIN2445 |
Processing:: |
Cold Drawn, Cold Rolled |
Certificate:: |
TS16949,DNV,PED,ISO |
Round Steel Pipe DIN2391 DIN2445 St52.4 High Precision Seamless Steel Tubes
Chemical Component
C: 0.12-0.20%;
Mn: 1.20-1.60%;
Si: 0.20-0.55%.
Mechanical properties
Tensile strength: 470-660 Mpa;
Yield strength: 275-345 Mpa;
Elongation: 21%;
Main Date
| Standard | DIN2391,DIN2445 |
| Material | St52.4 |
| Outer Diameter Range: | 4-120mm |
| Wall Thickness Range: | 0.5-15mm |
Delivery Condition
NBK(+N): After the final cold drawing operation the tubes are normalized in a controlled atmosphere.
GBK(+A): After the final cold drawing process the tubes are annealed in a controlled atmosphere.
BK(+C): No heat treatment after the final cold drawig process.
BKW(+LC): After the final heat treatment there is a suitable drawing pass.
BKS(+SR): After the final cold drawing process there is a stress relieve heat treatment in a controlled atmosphere.
Oil-dip;
As customer's requirements.
