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hydraulic pressure stand tube
material:27SiMn
wall thickness:2.0~60mm
outer diameter:60~1200mm
length:5.8m,6m,9m,12m,et

hydraulic pressure stand tube
material:27SiMn
wall thickness:2.0~60mm
outer diameter:60~1200mm
length:5.8m,6m,9m,12m,et



