Room 1225,Baolong Mansion Qingdao, Shandong
We are a manufacturer and exporter from China, specialized in flanges,butt weld pipefittings,oil extraction equipments. Our main products:1)Flanges,especially carbon steel flanges with ASME B16.5,ASME B16.47,standards. 2)Butt fittings,especially ...
flanges, butt weld fittings, API X52 X65 PIPES, oil extraction equipments, sucker rod, sucker rod coupling, nace 01