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Nickel White Cold Rolled Steel Tube Hollow Additionally Treated For Inner Cylinder

Place of Origin: Jiangsu, China
Brand Name: Hongbao
Certification: TS16949,DNV,PED,ISO,TUV,LR
Model Number: HBHST-1
Minimum Order Quantity: 1 ton
Price: Negotiable
Packaging Details: Original packaging according to the customers Export standard package in bundled or as required.
Delivery Time: within 50 days
Supply Ability: 30000MT per year
Product Details
Brand:: Hongbao Certificate:: TS16949,DNV,PED,ISO,TUV,LR
Length:: 12000mm Max Shape:: Round
Origin:: Jiangsu,China Type:: Welded Or Seamless
High Light:

hollow steel bar

,

hollow steel pipe

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Product Description

EN10305 E355 Cold Rolled Pipe Hollow Steel Tube Auto Parts Using Honed Tube

 

Description:

EN10305-1

 

Steel Grade Chemical Composition
Symbol Material Number

C

Max.

Si

Max.

Mn

Max.

P

Max.

S

Max.

E155 1.0033 0.11 0.35 0.70 0.025 0.025
E195 1.0034 0.15 0.35 0.70 0.025 0.025
E235 1.0308 0.17 0.35 1.20 0.025 0.025
E275 1.0225 0.21 0.35 1.40 0.025 0.025
E355 1.0580 0.22 0.55 1.60 0.025 0.025

 

 

 

 

 

 

 

 

 

 

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
+A After the final cold drawing process the tubes are annealed in a controlled atmosphere

+N After the final cold drawing operation the tubes are normalized in a controlled atmosphere