API 5LPipeline ferro pipe
Steel Grade: L360 aut X52 (PSL1)
Eget compositionem requisitis:
C: ≤0.28 (seamless) ≤0.26 (Welded)
MN: ≤1.40
P: ≤0.030
S: ≤0.030
Cu: 0.50 minusve
Ni: ≤0.50
CR: ≤0.50
Mo: ≤0.15
* V + NB + TI: ≤0.15
* Manganese contentus potest auctus per 0.05% pro omnibus 0.01% reductionem in ipsum contentus, usque ad maximum of 1.65%
Mechanica proprietatibus requisitis:
Ferunt vires: ≥360mpa
Tensile fortitudo: ≥460MPA
Weld tensile fortitudinem de Steel Pipe: ≥460MPA
Elongatio: ≥1940 * Axc0.2 / 4600,9, ubi AXC est crucem-sectional area de tensile sample
Exterior diameter tolerantia ferro pipe:
| Diameter D mm | Finis extra diameter deviationem mm | |
| Seamless ferro pipe | Steel fistulas Steel | |
| <60,3 | -0.8, +0.4 | |
| 60.3 D minus 168.3 vel minus | -0.4, +1.6 | |
| 168.3 <D≤610 | ± 0.005D, sed maximum ± 1.6 | |
| DCX <D≤1422 | + / - 2.0 | + / - 1.6 |
| > MCDXXII | Consensio | |
Muro crassities tolerantia of ferro Pipe:
| Murum crassitudine T mm | Tolerantia mm |
| Seamless ferro pipe | |
| 4.0 minusve | +0.6, -0.5 |
| IV <T <XXV | + 0.150T, -0.125t |
| XXV aut altior | +3.7 aut + 0.1t, quicquid est maior -3.0 aut -0.1t, ut maior |
| Fuga | |
| 5.0 minusve | + / - 0.5 | |
| 5,0 | <T <XV | Plus aut minus 0.1 T |
| 15 | vel | + / - 1.5 |
Ferro gradus: L360N or X52n(PSL2)
Proiectus conpositio Requirements:
C: ≤0.24
Si: ≤0.45
MN: ≤1.40
P: ≤0.025
S: ≤0.015
V: ≤0.10
NB:≤0.05
TI: ≤0.04
Cu: ≤0.50
Ni: ≤0.30
CR: ≤0.30
Mo: ≤0.15
V + NB + TI: ≤0.15
* Manganese contentus potest auctus per 0.05% pro omnibus 0.01% reductionem in ipsum contentus, usque ad maximum of 1.65%.
* Nulla intentional addition of boron licet, residua b≤0.001%
Carbon equivalent:
CEP CM: ≤0.25
Ceiiw: ≤0.43
* Usus CE cum carbonis contentus est major quam 0.12%, et utere CE iiw C. Whenp cm in carbonis contentus est minus quam vel aequalis ad 0.12%.
CEP cm = c + si / XXX + mn / XX + cu / XX + ni / LX + cr / XX + mo / LX + + / X + 5b
Si effectus ex Smelting Analysis de B est minus quam 0.0005%, tunc non est opus ad includit ad analysis elementis b in productum analysis, et b contentus potest tractata ut nulla in carbon equivalent cm potest esse tractata in carbon equivalent CEP CEP CEP CEP CM ad Nulla in carboni CEP CEP.
CEIIIW = C + M / VI (C + MO + V) / V + (ni + cu) / XV
Mechanica proprietatibus Requirements:
Ferunt vires: 360-530mpa
Tensile fortitudo: 460-760Mpae
Ratio cedere, ≤0.93 (tantum applicabilis ad D> 323.9mm ferro pipe)
Weld tensile fortitudinem de Steel Pipe: ≥460MPA
Minimum elongatio: = MCMXL * Axc0.2 / 4600,9, ubi AXC est crucem-sectional area de tensile sample.
CVN impulsum test de tubo
Test temperatus 0 .c
| Specificare est extra diametrum d mm | Plena magnitudine cvnAbsorbed industriaKvj |
| DVIII aut minus | 27 |
| > DVIII ad DCCLXII | 27 |
| > DCCLXII ad CMXIV | 40 |
| > CMXIV ad MCCXIX | 40 |
| > MCCXIX ad MCDXXII | 40 |
| > MMCXXXIV ad MCDXXII | 40 |
Exterior diameter tolerantia of ferro Pipe:
| Diameter D mm | Finem extra diameter deviationis | |
| Seamless ferro pipe | Steel fistulas Steel | |
| <60,3 | -0.4, +0.8 | |
| 60.3 D minus 168.3 vel minus | -0.4, +1.6 | |
| 168.3 <D = DX | ± 0.005D, sed maximum ± 1.6 | |
| DCX <D = MCDXXII | + / - 2.0 | + / - 1.6 |
| > MCDXXII | Consensio | |
Muro crassities tolerantia of ferro Pipe:
| Murum crassitudine T mm | Tolerances |
| Seamless ferro pipe | |
| 4.0 minusve | +0.6, -0.5 |
| IV <T <XXV | + 0.150T, -0.125t |
| XXV aut altior | +3.7 aut + 0.1t, quod est maior -3.0 aut -0.1t, ut maior |
| Fabula | |
| 5.0 minusve | + / - 0.5 |
| 5.0 <T <XV | Plus aut minus 0.1 T |
| XV vel amplius | + / - 1.5 |
Post tempus: Sep, 26-2023
