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SMLS BOILER PIPES AND TUBES
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Type
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Size
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Steel Grade
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Standards
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Application
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O.D mm |
W.T mm |
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SMLS boiler pipes for low and medium pressure
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48-1200
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5-30
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10#
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GB3087
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Low and medium pressure boilers, steam pipes
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20#
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SMLS pipes for high pressure boilers
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48-457
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3.91-57
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20G
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GB5310
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Heating pipes, headers, steam pipes， whose working pressure is ＞9.8MPA,temperature is 540-650℃
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20MnG
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25MnG
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15MoG
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20MoG
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15CrMoG
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12Cr1MoVG/13CrMo44/13CrMo4-5
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ST35.8/ST45.8
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DIN17175
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SA106A/B/C
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ASMESA106ASMESA210ASMESA213ASMESA335
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SA210A/B/C
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T2/P2
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T11/P11
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T12/P12
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T22/P22
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T91/P91
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Nuclear Power Plant
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48-711
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3.91-57
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20控Cr/P22/WB36CN1/A106B/P11
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GB5310
ASTM A106 ASTM A335 |
Conventional island main steam pipeline, main water supply pipeline
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Remark：O.D457-1200 is hot expanded pipe Length 4---16m
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Structure SMLS pipes
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Type
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Size
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Steel Grade
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Standard
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Application
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O.D mm |
W.T mm |
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Structure Pipe
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48-1200
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5.1-50
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20#35#45#Q345Q345BQ345CQ345DQ345E,20/30/40Mn2,15/20/30/40/42CrMo
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GB/T8162
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mechanical parts, pipe fittings, brackets
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Hudraulic Pipe
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48-457
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6-65
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35#,45#,27MnNbTiB，27SiMn,20CrMo4,30CrMo4，30CrMnSi
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GB/T17396
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煤机制造及采矿机械等
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Cracking Pipe
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48-457
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6-28
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20#,16Mn,1Cr5Mo，12CrMo,15CrMo,T5,T9
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GB9948ASMESA213
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石油精炼厂裂化炉
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Fertilizer Pipe
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32-457
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4.5-40
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20#,16Mn,12CrMo,15CrMo
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GB6479
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高压化肥设备和管道
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汽车半轴套管
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76-121
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10-35
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碳素钢、合金钢
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YB/T5035协议
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制造汽车半轴套及驱动桥桥壳轴用
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汽缸套管
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114-170
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7-26
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42MnCr52
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协议
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用于汽缸套
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缸筒用管
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48-700
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6-35
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Dz40-Dz65
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协议
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液压气动钢筒加工
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车桥管
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127-178
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6-25
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20Mn2/25Mn2/SM-735
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协议
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桥箱用结构管
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地质钻探管
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46-168
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4-10
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碳素钢、合金钢
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YB/T5052协议
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地质钻探用
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船舶管
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114-273
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5-18
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360、410、460、490、500、510
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GB/T5312
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船舶用锅炉管过热器及管道
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注：外径457-1200MM为热扩管 长度：4---16米
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气瓶、蓄能器用无缝钢管
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品种
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规格
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钢级/钢号
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执行标准
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典型用途
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外径mm
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壁厚mm
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高压气瓶管
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48-457
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3.8-55
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34Mn2v
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GB18248Q/TGGB05
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氧气瓶、氢气瓶、天然气瓶、蓄能器等
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37Mn
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37Mn/1
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37Mn/2
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30CrMo
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35CrMo
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34CrMo4
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蓄能器管
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34CrMo4/1
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协议
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液压系统蓄能器、储能式压力容器壳体
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34CrMo/2
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35CrMo
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车载大气瓶管
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559
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17.3
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30CrMo/1
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协议
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车载气瓶
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注：外径508-711mm为旋轧管或热扩管 长度4---16米
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输送用无缝钢管
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品种
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规格
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钢级/钢号
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执行标准
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典型用途
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外径mm
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壁厚mm
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流体管
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48-1200
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3.9-57
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10#/20#/Q295/Q345
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GB/T8163
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输送一般气体、液体干粉。
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管线管
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L245L290L320L360L390L415
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GB/T9711.1GB/T9711.2ISO3183-1ISO3183-2
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输送天然气等气体和石油等液体，如海底管线、高压管线、低温管线。
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A/B/X42/X46/X52/X56/X60/X65
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APISPEC5L
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B
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ASTMA53/ASTMA106
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注：外径457-1200MM为热扩管 长度：4---16米
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