管線鋼板主要用于制造輸送原油、成品油、天然氣等各種流體或氣體的鋼管，產(chǎn)品包括：普通埋地管線鋼、熱煨
彎管、海底管線鋼、抗酸性管線鋼、抗大變形管線鋼等。
Pipeline steel plate used for made steel pipe which tranport crude oil ,petroleum products ,natrual gas etc fluid
or gas. Include Ordinary buried pipeline steel,heat bending pipeline,Undersea Linepipe Steel,Resistance to
acid pipeline steel, sustain deformation of pipeline steel.
|
執(zhí)行標(biāo)準(zhǔn)Standard |
牌號 |
交貨狀態(tài)Condition |
規(guī)格范圍 |
|
Grade |
(厚*寬*長) |
|
|
Size(mm) |
API 5L、ISO3183、
DNV、GB/T9711或技術(shù)協(xié)議 |
平板Plate |
B（L245、BM、L245M、L245MB）～ |
TMCP |
6-30*1600-3200 |
|
X52(L360、X52M、L360M、L360MB) |
*6000-18000 |
|
X60(L415、X60M、L415M、L415MB) ～ |
TMCP |
6-28.6*1600-3200 |
|
X70(L485、X70M、L485M、L485MB) |
*6000-18000 |
|
X80（X80M、L555M）、X90（X90M、L625M） |
TMCP |
6-20*1600-3200 |
|
*6000-18000 |
|
海底管線BMO（L245MO）,Undersea Linepipe Steel～ |
TMCP |
6-31.2*1600-3200 |
|
X80MO（L555MO） |
*6000-18000 |
|
抗酸管線BMS(L245MS) Resistance to acid pipeline steel～X65MS(L450MS) |
TMCP |
6-26*1600-3200 |
|
*6000-18000 |
|
抗大變形管線X70HD、X80HD sustain deformation of pipeline steel. |
TMCP |
6-28.6*1600-3200 |
|
*6000-18000 |
|
BN(L245NB)～X52N(L360N) |
N |
6-25*1600-3200 |
|
*6000-18000 |
|
BQ(L245Q)～X70Q(L485Q) |
Q |
6-25*1600-3200 |
|
*6000-18000 |
|
卷板Coil |
B（L245、BM、L245M、L245MB）～ |
TMCP |
6月20日 |
|
X70(L485、X70M、L485M、L485MB) |
*1600-2500*L |
|
X80(X80M、L555M) |
TMCP |
6-18.4 |
|
*1600-2500*L |
【化學(xué)成份】Chemical composition:
|
牌號Grae |
C |
Mn |
P |
S |
Si |
Nb |
Mo |
Cr |
Ni |
V |
Ti |
|
≤ |
≤ |
≤ |
≤ |
≤ |
≤ |
≤ |
≤ |
≤ |
≤ |
≤ |
|
X65 |
0.09 |
1.6 |
0.02 |
0.008 |
0.35 |
0.06 |
0.3 |
0.25 |
0.3 |
0.06 |
0.025 |
|
X70 |
0.09 |
1.65 |
0.02 |
0.005 |
0.35 |
0.08 |
0.3 |
0.3 |
0.3 |
0.06 |
0.025 |
|
X80 |
0.09 |
1.9 |
0.018 |
0.005 |
0.35 |
0.1 |
0.35 |
0.4 |
0.4 |
0.06 |
0.025 |
|
X65MS |
0.08 |
1.45 |
0.015 |
0.002 |
0.35 |
0.06 |
0.1 |
0.3 |
0.3 |
0.06 |
0.025 |
|
X65MO |
0.1 |
1.65 |
0.018 |
0.003 |
0.35 |
0.06 |
0.3 |
0.3 |
0.3 |
0..06 |
0.025 |
|
X70HD |
0.09 |
1.65 |
0.018 |
0.005 |
0.35 |
0.1 |
0.3 |
0.3 |
0.3 |
0.06 |
0.025 |
【力學(xué)性能】Mechanical properties:
|
鋼種Grade |
Rt0.5 Mpa |
Rm Mpa |
屈強比yield ratio |
A50% |
沖擊Impact |
HV10 |
|
Min |
max |
min |
max |
Rt0.5/Rm |
(-20℃,J) |
|
X65 |
460 |
600 |
535 |
740 |
≤0.90 |
≥25 |
≥180 |
≤235 |
|
X70 |
500 |
620 |
570 |
740 |
≤0.90 |
≥25 |
≥220 |
≤255 |
|
X80 |
560 |
705 |
625 |
825 |
≤0.92 |
≥24 |
≥220 |
≤260 |
|
X65MS |
460 |
600 |
535 |
740 |
≤0.92 |
≥26 |
≥180 |
≤230 |
|
X65MO |
460 |
600 |
535 |
740 |
≤0.90 |
≥24 |
≥180 |
≤235 |
|
X70HD |
490 |
610 |
570 |
740 |
≤0.85 |
≥25 |
≥180 |
≤255 |
