 12Cr2MoWVTiB合金管 | |
| 12Cr1MoVG合金管 | |
| 15CrMoG合金管 | |
| 15Mo3合金管 | |
| WB36合金管 | |
| T23合金管 | |
| T22合金管 | |
| P22合金管 | |
| T92合金管 | |
| P92合金管 | |
| T91合金管 | |
| P91合金管 | |
| T12合金管 | |
| T11合金管 |
天津盛世达昌科技有限公司
电话：022-26883198
手机号：13820354040 （微信同号） 13803018255（微信同号）
联系人：刘辉
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阿里旺旺：tjssdc
11-29 | 钢管知识 | 关注：297 次
管线管
用途：
把抽出地面的油、气或水，通过管线管输送到石油和天然气工业企业。
主要钢级：
L245、L290、L360、L415、L480、GR.B、X42、X46、X56、X65、X70、X80、X100等钢级。
标准：
API SPEC 5L、ISO3183、GB/T9711
API 5L规格（OD×WT）：
1.13〞~48.00〞×0.133〞~1.25〞
机械性能
|
标准 |
牌号 |
抗拉强度（MPa） |
屈服强度（MPa） |
屈服比 |
伸长率（%） |
0℃冲击功 Akv（J） |
热处理状态 |
|
API SPEC 5L GB/T9711 |
L245/B |
≥415 |
245～440 |
≤0.80 |
22 |
≥40 |
正火 |
|
API SPEC 5L GB/T9711 |
L290/X42 |
≥415 |
290～440 |
≤0.80 |
21 |
≥40 |
正火 |
|
API SPEC 5L GB/T9711 |
L360/X52 |
≥460 |
360～510 |
≤0.85 |
20 |
≥40 |
正火 |
|
API SPEC 5L GB/T9711 |
L415/X60 |
≥520 |
415～565 |
≤0.85 |
18 |
≥40 |
正火 |
|
API SPEC 5L GB/T9711 |
L450/X65 |
≥535 |
450～570 |
≤0.90 |
18 |
≥40 |
淬火+回火 |
|
API SPEC 5L GB/T9711 |
L485/X70 |
≥570 |
485～605 |
≤0.90 |
18 |
≥40 |
淬火+回火 |
化学成分分析
|
Product Level |
Steel grade |
Chemical composition, % |
||||||||
|
C |
Mn |
P |
S |
Si |
V |
Nb |
Ti |
CEpcm |
||
|
PSL 1 |
B or L245 |
≤0.28 |
≤1.20 |
≤0.030 |
≤0.030 |
- |
- |
- |
- |
- |
|
x42 or L290 |
≤0.28 |
≤1.30 |
≤0.030 |
≤0.030 |
- |
- |
- |
- |
- |
|
|
X46 or L320 |
≤0.28 |
≤1.40 |
≤0.030 |
≤0.030 |
- |
- |
- |
- |
- |
|
|
X52 or L360 |
≤0.28 |
≤1.40 |
≤0.030 |
≤0.030 |
- |
- |
- |
- |
- |
|
|
X56 or L390 |
≤0.28 |
≤1.40 |
≤0.030 |
≤0.030 |
- |
- |
- |
- |
- |
|
|
X60 or L415 |
≤0.28 |
≤1.40 |
≤0.030 |
≤0.030 |
- |
- |
- |
- |
- |
|
|
X70 |
≤0.28 |
≤1.40 |
≤0.030 |
≤0.030 |
- |
- |
- |
- |
- |
|
|
PSL 2 |
BR or L245R |
≤0.24 |
≤1.20 |
≤0.025 |
≤0.015 |
≤0.40 |
c |
c |
≤0.04 |
≤0.25 |
|
X42R or L290R |
≤0.24 |
≤1.20 |
≤0.025 |
≤0.015 |
≤0.40 |
≤0.06 |
≤0.05 |
≤0.04 |
≤0.25 |
|
|
BN or L245N |
≤0.24 |
≤1.20 |
≤0.025 |
≤0.015 |
≤0.40 |
c |
c |
≤0.04 |
≤0.25 |
|
|
X42N or L290N |
≤0.24 |
≤1.30 |
≤0.025 |
≤0.015 |
≤0.40 |
≤0.06 |
≤0.05 |
≤0.04 |
≤0.25 |
|
|
X46N or L320N |
≤0.24 |
≤1.40 |
≤0.025 |
≤0.015 |
≤0.40 |
≤0.07 |
≤0.05 |
≤0.04 |
≤0.25 |
|
|
X52N or L360N |
≤0.24 |
≤1.40 |
≤0.025 |
≤0.015 |
≤0.45 |
≤0.10 |
≤0.05 |
≤0.04 |
≤0.25 |
|
|
X56N or L390N |
≤0.24 |
≤1.40 |
≤0.025 |
≤0.015 |
≤0.45 |
≤0.10 |
≤0.05 |
≤0.04 |
≤0.25 |
|
|
X60N or L415N |
≤0.24 |
≤1.40 |
≤0.025 |
≤0.015 |
≤0.45 |
≤0.10 |
≤0.05 |
≤0.04 |
- |
|
|
X65N or L450N |
≤0.24 |
≤1.40 |
≤0.025 |
≤0.015 |
≤0.45 |
≤0.10 |
≤0.05 |
≤0.04 |
- |
|
|
X70N |
≤0.24 |
≤1.40 |
≤0.025 |
≤0.015 |
≤0.45 |
≤0.10 |
≤0.05 |
≤0.04 |
- |
|
|
X80 |
≤0.24 |
≤1.40 |
≤0.025 |
≤0.015 |
≤0.45 |
≤0.10 |
≤0.05 |
≤0.04 |
||
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