E355 EN 10297 Square Seamless Mild Steel Tubing 350mm OD , Annealed Steel Tube with BV TUV Certifica

Delivery Time:25~35days
Certification:ISO9001 14001 BV TUV PED DNV etc

E355 EN 10297 Square Seamless Mild Steel Tubing 350mm OD , Annealed Steel Tube with BV TUV Certificated

Quick Detail:

Standard: EN 10297

Mechanical Seamless steel tubes
Size:(mm)
Out Dimensions: 6mm ~ 350mm
Wall Thickness: 0.8mm ~ 35mm
Length: Fixed(6m,9m,12,24m) or normal length(5-12m)

Description:

Mechanical Seamless steel tubes EN10297 
 

Steel Grde:
E235, E275, E315, E355, E470 
 

Tolerance:

According to EN10297-1: 2003 
Tolerance: According to EN10297-1: 2003. 

Packing: 
Beveled/black painting/ plastic caps/ in bundles/ steel strips/ wooden protection

Inspection and Test: 
Chemical Composition Inspection, Mechanical Properties Test(Tensile Strength, Yield Strength,Elongation, Flaring, Flattening, Bending, Hardness, Impact Test),Surface and Dimension Test,Nodestructive Test, Hydrostatic Test.

Surface treatment:
Oil-dip, Varnish, Passivation, Phosphating, Shot Blasting

Mark: 
As requested.

Delivery Condition:

Annealed, Normalized, Normalized and Tempered, +AR/+N

GENERAL INFORMATION: 

Seamless steel tubes made of non-alloy steels for mechanical and general engineering purposes 

Quality Control: 
Our quality control department consists of experienced technicians. These personnel strictly control the whole production procedure, from introduction of raw materials to finish products. They ensure high quality products for our customers.

Delivery condition
Steel grade	Delivery condition
E235	+AR or H15+N
E275	+AR or H16+N
E315	+AR or H17+N
E355	+AR or H18+N
E470	+AR
CHEMICAL COMPOSITION (CAST ANALYSIS) IN%
Steel grade	C	Si	Mn	P	S
min	max	min	max	min	max	max	max
E235	--	0.17	--	0.35	--	1.20	0.030	0.035
E275	--	0.21	--	0.35	--	1.40	0.030	0.035
E315	--	0.21	--	0.30	--	1.50	0.030	0.035
E355	--	0.22	--	0.55	--	1.60	0.030