Gelaste het Staalbuizen van TORICH GB/T 14291 Q235 Q345 voor de Mijn Vloeibare Dienst
Basis eigenschappen
Plaats van herkomst:
China
Merknaam:
TORICH
Certificering:
ISO 9001,ISO 14001,TS 16949
Modelnummer:
GB/T14291
Handelsgoederen
Minimale bestelhoeveelheid:
3 ton
Prijs:
USD 500-900 Tons
Betalingsvoorwaarden:
Bevestigingsbrief, D/A, D/P, T/T, Western Union, MoneyGram
Toeleveringsvermogen:
50000tons/Year
Productoverzicht
Tabel 1 Buitendeurs,Wanddikte,Theoretisch gewicht en testdruk Normale buitendiameter ((D) /mm Normale wanddikte ((S) /mm Theoretisch gewicht (kg/m) Testdruk/MPa Q235A,Q235B Q295A,Q295B Q345A,Q345B 21.3 2.5 1.16 15 15 15 21.3 3 1.35 15 15 15 21.3 3.5 1.54 15 15 15 25 2.5 1.39 15 15 15 25 3 1.63 15 15 ...
Productdetails
Markeren:
gelaste stalen buis
,Elektrische weerstand gelaste staalbuis
Keyword:
staalbuis
Type:
staalbuis
Surface:
geoli?d
Material:
Q195 Q215 Q235 Q295 Q345
Shape:
Ronde
Length:
312m
OD:
21660mm
WT:
0.618mm
Productbeschrijving
Tabel 1 Buitendeurs,Wanddikte,Theoretisch gewicht en testdruk
| Normale buitendiameter ((D) /mm | Normale wanddikte ((S) /mm | Theoretisch gewicht (kg/m) | Testdruk/MPa | ||
| Q235A,Q235B | Q295A,Q295B | Q345A,Q345B | |||
| 21.3 | 2.5 | 1.16 | 15 | 15 | 15 |
| 21.3 | 3 | 1.35 | 15 | 15 | 15 |
| 21.3 | 3.5 | 1.54 | 15 | 15 | 15 |
| 25 | 2.5 | 1.39 | 15 | 15 | 15 |
| 25 | 3 | 1.63 | 15 | 15 | 15 |
| 25 | 3.5 | 1.86 | 15 | 15 | 15 |
| 25 | 4 | 2.07 | 15 | 15 | 15 |
| 26.9 | 2.5 | 1.50 | 15 | 15 | 15 |
| 26.9 | 3 | 1.77 | 15 | 15 | 15 |
| 26.9 | 3.5 | 2.02 | 15 | 15 | 15 |
| 26.9 | 4 | 2.26 | 15 | 15 | 15 |
| 31.8 | 2.5 | 1.81 | 15 | 15 | 15 |
| 31.8 | 3 | 2.13 | 15 | 15 | 15 |
| 31.8 | 3.5 | 2.44 | 15 | 15 | 15 |
| 31.8 | 4 | 2.74 | 15 | 15 | 15 |
| 33.7 | 2.5 | 1.92 | 15 | 15 | 15 |
| 33.7 | 3 | 2.27 | 15 | 15 | 15 |
| 33.7 | 3.5 | 2.61 | 15 | 15 | 15 |
| 33.7 | 4 | 2.93 | 15 | 15 | 15 |
| 38 | 2.5 | 2.19 | 15 | 15 | 15 |
| 38 | 3 | 2.59 | 15 | 15 | 15 |
| 38 | 3.5 | 2.98 | 15 | 15 | 15 |
| 38 | 4 | 3.35 | 15 | 15 | 15 |
| 40 | 2.5 | 2.31 | 15 | 15 | 15 |
| 40 | 3 | 2.74 | 15 | 15 | 15 |
| 40 | 3.5 | 3.15 | 15 | 15 | 15 |
| 40 | 4 | 3.55 | 15 | 15 | 15 |
| 42.4 | 2.5 | 2.46 | 15 | 15 | 15 |
| 42.4 | 3 | 2.91 | 15 | 15 | 15 |
| 42.4 | 3.5 | 3.36 | 15 | 15 | 15 |
| 42.4 | 4 | 3.79 | 15 | 15 | 15 |
| 48.3 | 2.5 | 2.82 | 14.6 | 15 | 15 |
| 48.3 | 3 | 3.35 | 15 | 15 | 15 |
| 48.3 | 3.5 | 3.87 | 15 | 15 | 15 |
| 48.3 | 4 | 4.37 | 15 | 15 | 15 |
| 51 | 2.5 | 2.99 | 13.8 | 15 | 15 |
TABEL 2 Toegestane afwijking van buitendiameter en wanddikte
| Nominale buitendiameter D | Toegestane afwijking van de buitendiameter | Toegestane afwijking van de wanddikte |
| D ≤ 48.3 | ±0.50 | ±10%S |
48.3| ± 1%D | | |
| D≤273 | ± 0,75%D |
TABEL 3 Mechanische eigenschappen
| Graad | Treksterkte N/m | Lagere opbrengststerkte N/m | Verlenging A% ten minste: | |
| D≤ 168.3 | D> 168.3 | |||
| Q235A,Q235B | 375 | 235 | 15 | 20 |
| Q295A,Q295B | 390 | 295 | 13 | 18 |
| Q345A,Q345B | 470 | 345 | 13 | 18 |
| Opmerking: de arbitrage-tijd van de trekproef is gebaseerd op het longitudinale monster. | ||||
TABEL 4 Controlepunten, testmethoden en aantal bemonstering van stalen buizen
| - Nee. | Inspectieproject | Monsternamingsmethode en testmethode | Monsterneming |
| 1 | chemische samenstelling | GB/T 20066, GB/T 223, GB/T 4336 | Eén voor elke oven (kanister) |
| 2 | Trekproef | GB/T 228, GB/T 2975 | Eén per partij |
| 3 | Trekproef | GB/T 241 | Eén voor één. |
| 4 | Ultrasone onderzoek | GB/T18256 | Eén voor één. |
| 5 | Ervaring met het detecteren van fouten door wervelstroom | GB/T 7735 | Eén voor één. |
| 6 | Buigtoets | GB/T 244 | Twee per partij |
| 7 | Vlakteproef | GB/T 246 | Vier per rol |
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