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Модель: GB/T9948
марка: ТОРИЧ
Подробности Упаковки: В случае фанеры,в деревянной коробке.
производительность: 50000tons/year
транспорт: Ocean,Land,Air
Место происхождения: Китай
Поддержка о: 50000tons/year
Сертификаты : ISO9001 ISO14001
Порт: ShangHai,NingBo,Foshan
Вид оплаты: L/C,T/T,D/P,Paypal,Money Gram,Western Union
Инкотермс: FOB,CFR,CIF,FCA,CPT
ГБ 9948-2013 бесшовные стальные трубы для крекинга нефти
Китай ведущих производителей и поставщиков Хонингованная пробка, и мы специализируемся на высокую точность Хонинговала пробку, Хонингование гильзы гидроцилиндра, углеродистая сталь Хонинговала пробку и т. д.
Таблица1 допусков на Наружный диаметр и толщина стенки блока:мм
Sort Code |
Manufacuring Method |
Nominal Size |
Tolerances |
||
Common Level |
High Level |
||||
W-H |
Hot Rolling (Extrusion) |
Outer Diameter D |
≤54 |
±0.50 |
±0.30 |
>54~325 |
±1%D |
±0.75%D |
|||
>325 |
±1%D |
- |
|||
Wall Thicknass S |
≤20 |
+15%S -10%S |
±10%S |
||
>20 |
+12.5%S -10%S |
±10%S |
|||
Hot Expand |
Outer Diameter D |
All |
±1%D |
||
Wall Thicknass S |
All |
±15%S |
|||
W-C |
Cold Drawn(Rolling) |
Outer Diameter D |
≤25.4 |
±0.15 |
|
>25.4~40 |
±0.20 |
||||
>40~50 |
±0.25 |
||||
>50~60 |
±0.30 |
||||
>60 |
±0.75%D |
±0.5%D |
|||
Wall Thicknass S |
≤3.0 |
±0.3 |
±0.2 |
||
>3.0 |
±10%S |
±7.5%S |
Таблица3 марка стали и химический состав
Steel grade |
Chemical composition % |
|||||||||||
C |
Si |
Mn |
Cr |
Mo |
Ni |
Nb |
Ti |
V |
Cu |
P |
S |
|
≤ |
||||||||||||
10 |
0.07~ 0.13 |
0.17~ 0.37 |
0.35~ 0.65 |
≤0.15 |
≤0.15 |
≤ 0.25 |
- |
- |
≤0.08 |
≤0.20 |
0.025 |
0.015 |
20 |
0.17~ 0.23 |
0.17~ 0.37 |
0.35~ 0.65 |
≤0.25 |
≤0.15 |
≤ 0.25 |
- |
- |
≤0.08 |
≤0.20 |
0.025 |
0.015 |
12CrMo |
0.08~ 0.15 |
0.17~ 0.37 |
0.40~ 0.70 |
0.40~ 0.70 |
0.40~ 0.55 |
≤ 0.30 |
- |
- |
- |
≤0.20 |
0.025 |
0.015 |
15CrMo |
0.12~ 0.018 |
0.17~ 0.37 |
0.40~ 0.70 |
0.80~ 1.10 |
0.40~ 0.55 |
≤ 0.30 |
- |
- |
- |
≤0.20 |
0.025 |
0.015 |
12CrlMo |
0.08~ 0.15 |
0.50~ 1.00 |
0.30~ 0.60 |
1.00~ 1.50 |
0.45~ 0.65 |
≤ 0.30 |
- |
- |
- |
≤0.20 |
0.025 |
0.015 |
12CrlMoV |
0.08~ 0.15 |
0.17~ 0.37 |
0.40~ 0.70 |
0.90~ 1.20 |
0.25~ 0.35 |
≤ 0.30 |
- |
- |
0.15~ 0.30 |
≤0.20 |
0.025 |
0.015 |
12Cr2Mo |
0.08~ 0.15 |
≤0.50 |
0.40~ 0.60 |
2.00~ 2.50 |
0.90~ 1.13 |
≤ 0.30 |
- |
- |
- |
≤0.20 |
0.025 |
0.015 |
12Cr5MoI 12Cr5MoNT |
≤ 0.15 |
≤0.50 |
0.30~ 0.60 |
4.00~ 6.00 |
0.45~ 0.60 |
≤ 0.60 |
- |
- |
- |
≤0.20 |
0.025 |
0.015 |
12Cr9MoI 12Cr9MoNT |
≤ 0.15 |
0.25~ 1.00 |
0.30~ 0.60 |
8.00~ 10.00 |
0.90~ 1.10 |
≤ 0.60 |
- |
- |
- |
≤0.20 |
0.025 |
0.015 |
07Cr19Ni10 |
0.04~ 0.10 |
≤ 1.00 |
≤2.00 |
18.00~ 20.00 |
- |
8.00~ 11.00 |
- |
- |
- |
- |
0.030 |
0.015 |
07Cr18Ni11Nb |
0.04~ 0.10 |
≤ 1.00 |
≤2.00 |
17.00~ 19.00 |
- |
9.00~ 12.00 |
8C~ 1.10 |
- |
- |
- |
0.030 |
0.015 |
07Cr19Ni11NTi |
0.04~ 0.10 |
≤0.75 |
≤2.00 |
17.00~ 20.00 |
- |
9.00~ 13.00 |
- |
4C~ 0.60 |
- |
- |
0.030 |
0.015 |
022Cr17Ni12Mo2 |
≤ 0.30 |
≤1.00 |
≤2.00 |
16.00~ 18.00 |
2.00~ 3.00 |
10.00~ 14.00 |
- |
- |
- |
- |
0.030 |
0.015 |
Группа Продуктов : Хонингованная труба
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