EN10305-1 E235+N NBK Precision Seamless Tube For Automobile Usage

Price Negotiable

Price: Negotiable

MOQ: 100KGS

Delivery Time: 7DAYS

Brand: YUHONG

Product Description

EN10305-1 E235+N NBK Precision Seamless Tube For Automobile Usage

Description:

Grade:St 35 / St37 / St37.4 / St45 / St 52 / St52.4/ E215 / E235 / E355

Standard: DIN 2391, EN10305-1, EN10305-4, BS 6323, ISO 8535

DIN2391 Precision steel tube

STEEL GRADE: ST30Si, ST30Al, ST35, ST37, ST37.4, ST45, ST52, ST52.4, etc

Size:(mm)

OD: 6 mm ~ 350mm

WT: 0.8 mm ~30mm

Length: Fixed(6m,9m,12,24m) or normal length(5-12m)

Normal sizes:8*1mm,10*1mm,16*1mm,18*1mm,25*1mm,18*1.5mm, 25*2.5mm....

Chemical Composition

Steel Grade		Chemical Components (%)
Steel Name	Steel Number	C max.	Si max.	Mn max.	P max.	S max.	AL min.
E215	1.0212	0.10	0.05	0.7	0.025	0.025	0.025
E235	1.0308	0.17	0.35	1.2	0.025	0.025	/
E355	1.058	0.22	0.55	1.6	0.025	0.025	/

Delivery Conditions

The tubes shall be manufactured from hot finished seamless tubes by cold drawing or other suitable processes. The tubes shall be supplied in one of the delivery conditions as follows:

Designation	Symbol	Description
Cold drawn/hard	+C	No heat treatment after the final cold drawing process.
Cold drawn/soft	+LC	After the final heat treatment there is a suitable drawing pass.
Cold drawn and stress relieved	+SR	After the final cold drawing process there is a stress relief heat treatment in a controlled atmosphere.
Annealed	+A	After the final cold drawing process the tubes are annealed in a controlled atmosphere.
Normalized	+N	After the final cold drawing operation, the tubes are normalized in a controlled atmosphere.