API 5L ERW yeeb nkab yog ib qho hluav taws xob tiv thaiv welded steel yeeb nkab ua raws li API 5L tus qauv. API 5L tus qauv yog tsim los ntawm American Petroleum Institute los tswj qhov zoo ntawm cov kav dej siv thauj roj, roj thiab lwm yam khoom siv.
Cov yeeb nkab ERW no yog lub tiaj tiaj hlau ua rau hauv lub raj los ntawm cua sov thiab ua rau hauv ib lub raj, thiab cov npoo ntev txuas nrog los ntawm kev siv lub siab thiab kev siv vuam. Nws yog ib qho txuas txuas txuas ntxiv tsim los ntawm kev siv lub siab mus rau qhov ntev ntawm cov kab hlau txuas thiab hla cov hluav taws xob tam sim no los ntawm cov npoo los ua kom muaj cua sov kom fuse lawv. API 5L ERW yeeb nkab muaj cov qib sib txawv, xws li X42, X46, thiab lwm yam, npog ob yam khoom tshwj xeeb ntawm PSL1 thiab PSL2. Nws muab cov nqi-zoo nrog kev ua haujlwm zoo, nrog tus nqi qis, qhov tseeb qhov tseeb, thiab muaj peev xwm tiv taus siab thiab kub siab. Nws yog dav siv hauv kev lag luam xws li roj thiab roj, kev tsim kho, thiab lwm yam.
API 5L ERW Yeeb Nkab Specification:
API 5L Carbon Steel Welded Yeeb Nkab Chemical Composition
|
PEB PSL1 |
ERW PSL 2 |
|||||||
|
Qib |
C (Max.) |
Mn (Max.) |
P (Max.) |
S (Max.) |
C (Max.) |
Mn (Max.) |
P (Max.) |
S (Max.) |
|
A |
0.22 |
0.90 |
0.03 |
0.03 |
0.22 |
1.20 |
0.025 |
0.015 |
|
B |
0.26 |
1.20 |
0.03 |
0.03 |
0.22 |
1.30 |
0.025 |
0.015 |
|
X42 |
0.26 |
1.30 |
0.03 |
0.03 |
0.22 |
1.40 |
0.025 |
0.015 |
|
X46 |
0.26 |
1.40 |
0.03 |
0.03 |
0.22 |
1.40 |
0.025 |
0.015 |
|
X52 |
0.26 |
1.40 |
0.03 |
0.03 |
0.22 |
1.40 |
0.025 |
0.015 |
|
X56 |
0.26 |
1.40 |
0.03 |
0.03 |
0.22 |
1.40 |
0.025 |
0.015 |
|
X60 |
0.26 |
1.40 |
0.03 |
0.03 |
0.22 |
1.45 |
0.025 |
0.015 |
|
X65 |
0.26 |
1.45 |
0.03 |
0.03 |
0.22 |
1.65 |
0.025 |
0.015 |
|
X70 |
0.26 |
1.65 |
0.03 |
0.03 |
0.22 |
1.85 |
0.025 |
0.015 |
API 5L Hluav taws xob tiv thaiv welded yeeb nkab Yield Strength & Tensile Strength - PSL1 thiab PSL2
|
Qib Qib |
Tensile Properties - ERW Yeeb Nkab Lub Cev ntawm SMLS thiab Welded Pipes PSL 1 |
Seam ntawm ERW Welded Yeeb Nkab |
|||
|
Yield zog a |
Tensile zog a |
Elongation |
Tensile zog b |
||
|
Rt0,5 PSI Min |
Rm PSI Min |
(hauv 2 hauv Af% min) |
Rm PSI Min |
||
|
A |
30,500 |
48,600 |
c |
48,600 |
|
|
B |
35,500 |
60,200 |
c |
60,200 |
|
|
X42 |
42,100 |
60,200 |
c |
60,200 |
|
|
X46 |
46,400 |
63,100 |
c |
63,100 |
|
|
X52 |
52,200 |
66,700 |
c |
66,700 |
|
|
X56 |
56,600 |
71,100 |
c |
71,100 |
|
|
X60 |
60,200 |
75,400 |
c |
75,400 |
|
|
X65 |
65,300 |
77,500 |
c |
77,500 |
|
|
X70 |
70,300 |
82,700 |
c |
82,700 |
|
API 5L ERW carbon steel kav
