1) seamless steel pipe
2)materials:27SiMn
3)application:hydraulic pipe
4)specification: OD 140-340mm,WT6-35mm
1) seamless steel pipe
2)materials:27SiMn 35#,45#,20CrMo4,30CrMo4
3)application:hydraulic pipe(for coal mine machinery and mining machine)
4)specification: OD 140-340mm,WT6-35mm
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