EN 10294-1 Grade E355+N Carbon Steel Seamless Bright Annealed Tube For Automobile Sectors

Product Details:
Place of Origin:China
Brand Name:	YUANFANG
Certification:	ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008
Model Number:	ASTM A269 TP316L
Payment & Shipping Terms:
Minimum Order Quantity:	1000kgs
Price:	Negotiable
Packaging Details:	Ply-wooden Case /Iron Case/ Bundle with plastic Cap/Woven Case
Delivery Time:	Depends on quantity
Payment Terms:	T/T, L/C
Supply Ability:	1000 tons per month

Product Description:

EN 10294-1 Grade E355+N Carbon Steel Seamless Bright Annealed Tube

Standard: EN 10305-1

Equivalent standards NF 699, DIN 2391, ASTM A519, GOST 9567-75, NBR 8476, BS 6323 Part 4, NF A 49-330-85, BS 6323-4, NF A 49-310, UNI 6403

Material E355, 1.0580

Equivalent materials St52, St52.4, CFS 5, TU 52-b, Q345B, S355GT, TU 526, FE 510

Tubes according to EN 10305 have precisely defined dimensional tolerances and specified surface roughness. Seamless precision steel tubes according to EN 10305 must be manufactured from hot finished seamless steel tubes by cold drawing. Other suitable cold working methods are permitted. The tubes shall be delivered under +N delivery conditions, which means that after the final cold drawing operation the tubes shall be normalized in a controlled atmosphere.

Specification

Name	E355+N Black Phosphated Steel Tube with High Precision
Specification	DIN2391-94/C, EN10305-1, EN10305-4, SAE J524, GB/T3639-2009
Steel Grade	St35, St37.4, St45, St52.4, E235, E255, E355
Size	OD:3-76mm, wall thickness: 0.5-6mm
Length	4m,6m or customized
Delivery Conditions	NBK(+N), BK(+C), GBK(+A), BKW(+LC), BKS(+SR)
Features	High cleanness inside wall, No deformation after cold bending, no crack after flaring and flattening, complicated geometrical forming and machining can be realized
Applications	Used in hydraulic system, automobile and in the occasion where the high precision, brightness, cleanness and mechanical properties of the tube are required

Chemical Compositions

Steel Gr.	Steel No.	Chemical Compositions(%by mass)
Steel Gr.	Steel No.	C(max)	Si(max)	Mn	P(max)	S(max)	Al(min)Total
St35, St37.4(E235)	1.0305	0.17	0.35	≥0.40	0.025	0.025	0.015
St45(E255)	1.0408	0.21	0.35	≥0.40	0.025	0.025	0.015
St52, St52.4(E355)	1.0508	0.22	0.55	≤1.60	0.025	0.025	0.02

Mechanical Properties

Steel Gr.	Steel	BK		BKW		BKS			GBK		NBK
	No.	Rm	A	Rm	A	Rm	ReH	A	Rm	A	Rm	ReH	A
		MPa	%	MPa	%	MPa	MPa	%	MPa	%	MPa	MPa	%
		Min	Min	Min	Min	Min	Min	Min	Min	Min		Min	Min
St35(E235)	1.0305	480	6	420	10	420	315	14	315	25	340-470	235	25
St45(E255)	1.0408	580	5	520	8	520	375	12	390	21	440-570	255	21
St52(E355)	1.0508	640	4	580	7	580	420	10	490	22	490-630	355	22

EN 10305-1 Delivery Condition

Term	Symbol	Explanation
Cold-finished/hard	+C	No heat treatment after the final cold drawing process
Cold-finished/soft	+LC	After the final heat treatment there is a suitable drawing pass.
Cold Drawn and Stress Relieved	+SR	After the final cold-forming process there is 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 process the tubes are Normalized in a controlled atmosphere.

Application

EN 10294-1 Grade E355+N Hollow Bars are used mainly for automobile sectors, interior & exterior architectural structures, water pipe lines, Gas lines, Oil & Gas industries etc.

Key words: Carbon Steel Hollow Bars, E355+N Hollow Bars, EN 10294-1 Seamless Hollow Bars, Ferritic Carbon Steel Hollow Bars, Ferritic Steel Hollow Bars, Seamless Steel Hollow Bars, Steel Hollow Bars

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