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Address: 2217,Taida South Tower,Yingbin North Road, Cangzhou,Hebei, China
Contact name:Melody C.
Cangzhou High Booming Pipe Equipment Co.,Ltd |
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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 |
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Steel grade | Upper Yield MPa,wall thickness,in mm | Tensile MPa | Elongation after fracture | Impact energy Av
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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 !
