大阳成网站娱乐-澳门太阳集团2007登录

 
Welcome to Jiangsu ChengDe Steel Tube Share Co.,Ltd.!  
中文 English
 
Product Categories
Seamless steel tubes for ships
Seamless steel tube for transmission of
Seamless steeI tubes for structures
Seamless steel tubes for petroleum
Seamless steel tubes for high-pressure
Pipe-Line Seamless Steel Pipe
Seamless steel tubes for oil casing and tubing
Seamless steel tubes in small calibers for high(low and medium) pressure boilers and petrochemical i
 
 
Home - Products -套管和油管用无缝钢管

套管和油管用无缝钢管

套管和油管用无缝钢管
标准:
API SPEC 5CT —— 美国石油学会标准
用途:
用于油井用套管和油管的无缝钢管
主要生产钢管牌号:
J55、K55、N80、L80、P110等

尺寸公差:

 

钢管种类

外径(D)

壁厚(S)

冷拔管

钢管外径(mm)

允许偏差(mm)

允许偏差(mm)

<114.3

±0.79

-12.5%

≥114.3

-0.5%,+1%

力学性能:

标准

牌号

抗拉强度(MPa)

屈服强度(MPa)

伸长率(%)

硬度

API SPEC 5CT

J55

≥517

379~552

查表

 

K55

≥517

≥655

 

N80

≥689

552~758

 

L80(13Cr)

≥655

552~655

≤241HB

P110

≥862

758~965

 

化学成分:

标准

牌号

化学成分(%)

C

Si

Mn

P

S

Cr

Ni

Cu

Mo

V

Als

API SPEC 5CT

J55K55

(37Mn5)

0.34~0.39

0.20~0.35

1.25~1.50

≤0.020

≤0.015

≤0.15

≤0.20

≤0.20

 
 

≤0.020

N80

(36 Mn2V)

0.34~0.38

0.20~0.35

1.45~1.70

≤0.020

≤0.015

≤0.15

 
 
 

0.11~0.16

≤0.020

L80(13Cr)

0.15~0.22

≤1.00

0.25~1.00

≤0.020

≤0.010

12.0~14.0

≤0.20

≤0.20

 
 

≤0.020

P110

(30CrMo)

0.26~0.35

0.17~0.37

0.40~0.70

≤0.020

≤0.010

0.80~1.10

≤0.20

≤0.20

0.15~0.25

≤0.08

≤0.020

 

 
/
pskvic@cdgroup.cn
NO.1,Sanjiang Avenue,Yanjiang Economic Development Zone,Jiangdu District,Yangzhou City,Jiangsu Province,China
86+514+86529012
Copy right: Jiangsu ChengDe Steel Tube Share Co.,Ltd.
XML 地图 | Sitemap 地图