DIN 17175 14MoV63 seamless boiler tube
DIN 17175 14MoV63 seamless boiler tube supplied by Hebei Borun Steel Trade Co.,Ltd from China
1 Scope
DIN17175 standard applies to seamless tubes including tubes for headers of heat-resistant steels which are used in the construction of boliers, pipe lines, pressure vessles and equipment for service up to 600degrees and at simultaneous high pressures .
2 Delivery Conditions
The boiler tubes shall be supplied suitably heat treated over their entir length. The following heat treat shall be used depending on the type of steels;
---Normalizing
---Subcritical annealing
---Hardening and tempering with continuous cooling from the hardening temperature and subsequent tempering
---Hardening and tempering with isothermal transformation
3 Specifications
|
Grade |
Material number |
C
|
Si
|
Mn
|
P
|
S
|
Cr |
Mo |
Ni |
V |
|
StE35.8 ST45.8 17Mn4 19Mn5 15Mo3 13CrMo44 10CrMo910 14MoV63 X20CrMoV121 |
1.0305 1.0405 1.0481 1.0482 1.5415 1.7335 1.7380 1.7715 1.4922 |
≤0.17 ≤0.21 0.14-0.20 0.17-0.22 0.12-0.20 0.10-0.18 0.08-0.15 0.10-0.18 0.17-0.23 |
0.1-0.39 0.1-0.390.0.20-0.40 0.30-0.60 0.10-0.35 0.10-0.35 ≤0.50 0.10-0.35 ≤0.50 |
0.40-0.30 0.40-1.20 0.90-1.20 1.00-1.30 0.40-0.80 0.40-0.70 0.40-0.70 0.40-0.70 ≤1.00 |
0.040 0.040 0.040 0.040 0.035 0.035 0.035 0.035 0.030 |
0.040 0.040 0.040 0.040 0.035 0.035 0.035 0.035 0.030 |
- - ≤0.30 ≤0.30 - 0.70-1.10 2.00-2.50 0.30-0.50 10.00-12.50 |
- - - - 0.25-0.35 0.45-0.65 0.90-1.20 0.50-0.70 0.80-1.20 |
0.30-0.80 |
|
|
Steel grade |
Upper Yield MPa,wall thickness,in mm |
Tensile MPa |
Elongation after fracture |
Impact energy Av
|
||||
|
Symbol |
Material number |
≤16 |
>16≤40 |
>40≤60 |
Longitudinal(%)min |
Transverse(%)min |
Transverse |
|
|
N/mm2 min |
||||||||
|
StE35.8 ST45.8 17Mn4 19Mn5 15Mo3 13CrMo44 10CrMo910 14MoV63 X20CrMoV121 |
1.0305 1.0405 1.0481 1.0482 1.5415 1.7335 1.7380 1.7715 1.4922 |
235 255 270 310 270 290 280 320 490 |
225 245 270 310 270 290 280 320 490 |
215 235 260 300 260 280 270 310 490 |
350-480 410-530 460-580 510-610 450-600 440-590 450-600 460-610 690-540 |
25 21 23 19 22 22 20 20 17 |
23 19 21 17 20 20 18 18 14 |
34 27 34 34 34 34 34 41 34 |
4 Size: 21.3-610mm Wt: 2-30mm
5 Tests to be done by TPI ( Third Party Inspection or In House): BV, SGS, MOODY, CCIC
6 Loading Port: Tianjin port ( or other China port)
7 Packing: in bundles or in bulk as per the loading requirements
8 Surface: with or without anti-rust paintings based on PO
9 Payment Terms: TT, LC
Apart from Seamless Tubes, BORUN also produce and supply OCTG Pipe ( Casing Pipe, Tubing, pup joints, couplings), Hollow Section ( square steel tube, galvanized steel pipe, scalfolding pipe) and other welded pipes.
We look forward to the long term healthy business relationship with customers,
welcome to join us !
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.