A182 flanges sa grade F5, F9, F11, F22, F91 atbp
Ang China Ht Pipe ay isang ISO 9001: 2015, PED \ / 27 \ / EC at OHSAS 18001: 2007 Inaprubahan ang Tagagawa ng ASTM A182 Alloy Steel Flanges Sa Pagtukoy sa Mga Uri tulad ng ASTM A182 Weldneck Flange, ASTM A182 Blind Flange, Astm A182 Socketweld A182 Threaded Flange, ASTM A182 Laped Joint Flange, ASTM A182 Screw Flange, ASTM A182 Plate Flange, ASTM A182 Wnrf Flange, ASTM A182 Blrf Flange, ASTM A182 SWRF Flange, ASTM A182 SORF Fange atbp.