Long Welding Neck Flange Standard - China Manufacturers, Factory, Suppliers

We have been experienced manufacturer. Wining the majority of the crucial certifications of its market for Long Welding Neck Flange Standard, Pn10 Gost 12820 Flange , Steel Flange , Forging Disc , With strong technical strength and advanced production equipment, and SMS people purposefully , professional, dedicated spirit of enterprise. Enterprises took the lead through the ISO 9001:2008 international quality management system certification, CE certification EU ; CCC.SGS.CQC other related product certification. We look forward to reactivating our company connection.