输送流体用无缝钢管
2026-07-29

输送流体用无缝钢管
SEAMLESS STEEL TUBES FOR LIQUID SERVICE
标准 Standard:
GB/T8163…………中国国家标准China National Standards
用途Application:
用于石油、天然气输送以及其他一般流体输送。
For conveyance of petroleum、natural gas and other common fluids.
主要生产钢管牌号 Main Steel Tube Grade:
10、20、Q345等(etc)
经协商,也可供应其他牌号的钢管
Other grade can also be provided after consulting with customers.
化学成分、机械性能Chemical composition & Mechanical Properties

标准
Standard
牌号
Grade
化学成分 Chemical Composition(%)机械性能 Mechanical Properties
CSiMnP、SCrNiCu抗拉强度(Mpa)
Tensile Strength
屈服强度(Mpa)
Yield Strength
伸长率(%)
Elongation
GB/T
8163
100.07~0.140.17~0.370.35~0.65≤0.035≤0.15≤0.25≤0.25335~475≥205≥24
200.17~0.240.17~0.370.35~0.65≤0.035≤0.25≤0.25≤0.25410~550≥245≥20
Q3450.12~0.200.20~0.551.20~1.60≤0.045490~665≥325≥21