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X70舞鋼管線用鋼板
一、X70鋼板
X70管線鋼板的油氣輸送管線用鋼板:X42(L290) X46(L320) X52(L360) X56 (L390) X60(L415) X65(L450) X70(L485) X80 執(zhí)行標(biāo)準(zhǔn):專用條件
主要用途:用于制作石油、天然氣輸送管道。
二、力學(xué)性能
標(biāo)準(zhǔn) |
牌號(hào) |
抗拉強(qiáng)度(MPa) |
屈服強(qiáng)度(MPa) |
屈強(qiáng)比 |
伸長(zhǎng)率(%) |
0℃沖擊功 |
熱處理狀態(tài) |
Akv(J) |
|||||||
API SPEC 5L |
B |
≥415 |
245~440 |
≤0.80 |
22 |
≥40 |
正火 |
GB/T9711.2 |
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X42 |
≥415 |
290~440 |
≤0.80 |
21 |
≥40 |
正火 |
|
X52 |
≥460 |
360~510 |
≤0.85 |
20 |
≥40 |
正火 |
|
X60 |
≥520 |
415~565 |
≤0.85 |
18 |
≥40 |
正火 |
|
X65 |
≥535 |
450~570 |
≤0.90 |
18 |
≥40 |
淬火+回火 |
|
X70 |
≥570 |
485~605 |
≤0.90 |
18 |
≥40 |
淬火+回火 |
|
三、化學(xué)成分:
牌號(hào) |
化學(xué)成分(%) |
CEV(%) |
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|
C |
Si |
Mn |
P |
S |
V |
Nb |
Ti |
B |
X42 |
≤0.17 |
≤0.40 |
≤1.20 |
≤0.020 |
≤0.010 |
≤0.05 |
≤0.05 |
≤0.04 |
≤0.42 |
X52 |
≤0.20 |
≤0.45 |
≤1.60 |
≤0.020 |
≤0.010 |
≤0.10 |
≤0.05 |
≤0.04 |
≤0.45 |
X60 |
≤0.21 |
≤0.45 |
≤1.60 |
≤0.020 |
≤0.010 |
≤0.15 |
≤0.05 |
≤0.04 |
協(xié)議 |
X65 |
≤0.16 |
≤0.45 |
≤1.60 |
≤0.020 |
≤0.010 |
≤0.06 |
≤0.05 |
≤0.06 |
≤0.45 |
X70 |
≤0.16 |
≤0.45 |
≤1.70 |
≤0.020 |
≤0.010 |
≤0.06 |
≤0.05 |
≤0.06 |
≤0.45 |
注:
1.0.015%≤Altot<0.06%;N≤0.012%;Al/N≥2/1;Cu≤0.25%;Ni≤0.30%;Cr≤0.30%;Mo≤0.10%
2.V+Nb+Ti≤0.15
3.X60、X65、X70經(jīng)協(xié)商Mo≤0.35%
四、現(xiàn)貨庫(kù)存
材質(zhì) |
厚度 |
寬度 |
長(zhǎng)度 |
數(shù)量 |
X70 |
12 |
2000 |
5100 |
0.961 |
X70 |
12 |
2010 |
6000 |
1.136 |
X70 |
17 |
3100 |
11600 |
4.799 |
X70 |
21 |
3090 |
10350 |
5.272 |
X70 |
36 |
3200 |
11150 |
10.083 |
X70 |
35 |
3830 |
7200 |
7.577 |
X70 |
12 |
2000 |
5100 |
0.961 |
X70 |
12 |
2010 |
6000 |
1.136 |
X70 |
17 |
3100 |
11600 |
4.799 |
X70 |
21 |
3090 |
10350 |
5.272 |
X70 |
36 |
3200 |
11150 |
10.083 |
X70 |
25 |
2000 |
8500 |
3.396 |
X70 |
25 |
2000 |
8500 |
3.396 |
X70 |
12 |
2000 |
5100 |
0.961 |
X70 |
12 |
2010 |
6000 |
1.136 |
X70 |
17 |
3100 |
11600 |
4.799 |
X70 |
21 |
3090 |
10350 |
5.272 |
X70 |
36 |
3200 |
11150 |
10.083 |
X70 |
26.2 |
3080 |
4220 |
2.673 |
X70 |
26.2 |
3090 |
4000 |
2.542 |
X70 |
12 |
2000 |
5100 |
0.961 |
X70 |
12 |
2010 |
6000 |
1.136 |
X70 |
17 |
3100 |
11600 |
4.799 |
X70 |
21 |
3090 |
10350 |
5.272 |
X70 |
36 |
3200 |
11150 |
10.083 |
X70 |
26.2 |
3080 |
12000 |
7.602 |
X70 |
26.2 |
3080 |
12000 |
15.204 |
X70 |
26.2 |
3080 |
12000 |
30.408 |
X70 |
26.2 |
3080 |
12000 |
22.806 |
X70 |
26.2 |
3080 |
12000 |
38.01 |
X70 |
26.2 |
3080 |
12000 |
53.214 |
X70 |
26.2 |
3080 |
12000 |
22.806 |
X70 |
26.2 |
3080 |
12000 |
76.02 |
X70 |
26.2 |
3080 |
12000 |
7.602 |
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