Brand:Liye
MOQ:10
Quantity:30
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OD:351--1220mm
WT:7.0--40.0mm
Thelength:6.0--12.8m
Thestandard:GB/T30912008,
GB/T9711.1-1997,API5L
Application:urbanbuilding structure,
DAMS,onshore andoffshore oil and gas,coal slurry

OD:351--1220mm
WT:7.0--40.0mm
Thelength:6.0--12.8m
Thestandard:GB/T30912008,
GB/T9711.1-1997,API5L
Application:urbanbuilding structure,
DAMS,onshore andoffshore oil and gas,coal slurry

