GBF高强复合薄壁管
high-strength and thin-wall GBF pipe
GBF high-strengh combined thin tube
GRC预制薄壁管
GRC precast thin-wall tube
多变形截面薄壁管
thin-walled tube with polygonal section
铝合金薄壁管
thin-walled aluminum alloy tubes
thin-wall aluminum alloy tube
薄壁管与管板焊
thin wall tube to tube-sheet welding
连续铸造薄壁管
continuous cast thin wall pipe
矩形截面锥形薄壁管
tapered thin-walled tube with rectangular cross-section
不锈钢薄壁管
Stainless steel thin-wall pipe
Stainless Steel Thin-walled Tube
超大规格薄壁管
super specification thin-walled tube
大口径薄壁管
thin-walled tube with large diameter
large diameter and thin-walled tube
Tube with Large Diameter and Thin Wall
高强复合纤维
advanced glass-fiber composites