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Kina Yuantaiderun ʻEleʻele Hollow Section Spiral Steel ...
Paipu OCTG Paipu ERW OCTG
API 5L ʻaila paipu puni kila paipu poepoe hakahaka ʻāpana ...
ʻO ka laina kila Smls Steel Line Api 5L X42/X46/X60/X70 Pipe Line
Paipu wili kila kalapona Tianjin API 5L
Paipu kila ʻōwili nui ke anawaena Q235B kila ʻōwili ...
q345d 16mn nui anawaena paia mānoanoa sewer wili p ...
ʻO ka mea hoʻolako paipu kila galvanized a puni yuant ...
paipu kila kila galvanized hoʻoluʻu wela yua ...
paipu kila poepoe galvanized wela
ERW kila paipu hale hana Kina yuantaiderun (hiki oem od ...

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Mea Hana Kila Kina Kumukūʻai wili wela
ʻO ASTM A36 Ss400 Q235 Q345 St37 S235jr S355jr ʻōwili kila kalapona haʻahaʻa wela

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