DIN 1630 Industrial Seamless Steel Fluid Pipe Thickness 0.8 mm ~ 30mm ST35 ST45 ST52

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

 DIN 1630 Industrial Seamless Steel Fluid Pipe Thickness 0.8 mm ~ 30mm ST35 ST45 ST52

Quick Detail:

Standard: DIN 1630

Grade: St35 , St45, St52
Size:(mm)
Out Dimensions: 6 mm ~ 350 mm  
Wall Thickness: 0.8 mm ~30mm
Length: Fixed(6m,9m,12,24m) or normal length(5-12m)

Description:

Standard: DIN 1630

OD: 6 mm ~ 350 mm
WT: 0.8 mm ~30mm

Material: ST37.4, ST44.4, ST52.4

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

.

 Chemical composition:

Chemical composition(cast analysis)a
Steel grade	% by mass
Steel name	Steel number	C	Si	Mn	P	S
max.	max.		max.	max.
ST35	1.0305	0.17	0.35	≥0.40	0.025	0.025
ST45	1.0408	0.21	0.35	≥0.40	0.025	0.025
ST52	1.0580	0.22	0.55	≤1.60	0.025	0.025

Mechanical properties at room temperature
Steel grade	Minimum values for the delivery condition
Steel name	Steel number	BK	BKW	BKS	GBK	NBK
Rm	A	Rm	A	Rm	ReH	A	Rm	A	Rm	ReH	A
MPa	%	MPa	%	MPa	MPa	%	MPa	%	MPa	MPa	%
ST35	1.0305	480	6	420	10