材質(zhì)：Q235B，20#，16Mn，GR.A,GR.B.Q345B,Q235,X42,X52,ST52,S

產(chǎn)地：不要求

計(jì)重方式：噸

規(guī)格：219-2420*6-26

品名：螺旋管



Type of Material: Q235B，20#，16Mn，GR.A,GR.B.Q345B,Q235,X42,X52,ST52,S

Place of Origin: No requirements

Weight Measurement: Tons

Specifications: 219-2420*6-26

Product Name: Canal of Corti