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 |
