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Smooth Surface Precision Seamless Steel Tube Cold Drawn EN10305-1 E235 E355 +SRA +N

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Smooth Surface Precision Seamless Steel Tube Cold Drawn EN10305-1 E235 E355 +SRA +N

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Brand Name :	New Era
Model Number :	EN10305-1 E235 +SRA +N
Certification :	ISO 9001 ISO 14001 TS 16949 ABS DNV DNV KR LR TUV CE PED CCS GL RINA BV
Price :	Negotiation
Payment Terms :	T/T
Supply Ability :	3000 tons/month
Delivery Time :	45 days

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Smooth Surface Precision Seamless Steel Tube Cold Drawn EN10305-1 E235 E355 +SRA +N

EN10305-1 E235 E355 +SRA +N Cold Drawn Seamless Precision Steel Tube for Precision Application
Tubes according to this standard EN10305-1are characterized by having precisely defined tolerances on dimensions and a specified surface rougghness. Typical fields of application are in the vehicle, furniture and general engineering industrues.

The steelmaking process is at the discretion of the manufacturer.
Steels shall be fully killed.

Typical fields of application are in:
Automobile and motorcycle Shock Absorber Pipe
Hydraulic-cylinder Pipe
Mechanical steel pipes for auto and motor parts
Gas Spring pipe
motor casing pipe etc

Delivery Conditions:

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 releived	+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

Chemical Compositions:

Steel Grade		C max	Si max	Mn max	P max	S max	Al min
Steel Name	Steel Number	C max	Si max	Mn max	P max	S max	Al min
E215	1.0212	0.10	0.05	0.70	0.025	0.025	0.025
E235	1.0308	0.17	0.35	1.20	0.025	0.025	-
E355	1.0580	0.22	0.55	1.60	0.025	0.025	-

Permissible deviations of the product analysis from the specified limits

Element	Limiting values for cast analysis	Permissible deviatioon of the product analysis in % by mass
C	≤0.22	+0.02
Si	≤0.55	+0.05
Mn	≤1.60	+0.10
P	≤0.025	+0.005
S	≤0.015	+0.003
Al	≥0.025	-0.005

Smooth Surface Precision Seamless Steel Tube Cold Drawn EN10305-1 E235 E355 +SRA +N

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