Hebei Yunxinda (Cangzhou Yunxinda International Trade Co., Ltd.) is a comprehensive manufacturer and exporter integrating forging, precision machining, inspection and global sales of industrial flanges and pipe fittings. Our factory is located in Yanshan County, Cangzhou, Hebei Province — China’s renowned industrial base for pipeline equipment, with easy access to Tianjin Port for efficient global logistics

We operate full-automatic forging lines, CNC lathes, heat treatment workshops and a dedicated quality testing lab. Beyond standard mass production, we provide full OEM & ODM customized pipeline components according to drawings, samples and special working condition requirements, serving clients across Asia, Europe, the Middle East, Southeast Asia and North America.

Full Product Range

1. Forged Flange Series

Types: Weld neck flange (WN), slip-on flange (SO), blind flange (BL), socket weld flange, threaded flange, lap joint flange, spectacle blind flange, large-diameter rolled flange

Sealing face: RF, FF, MFM, TG, RJ

Pressure grades: PN6–PN400, Class150–Class2500

Sizes: DN15–DN4000

Standards: ASME B16.5, ASME B16.47, GB/T, DIN, EN1092, JIS, GOST, BSAlibaba.co...

2. Seamless Pipe Fitting Series

Elbows: LR / SR carbon & stainless steel elbows, 45° / 90° / 180° elbows

Tees: equal tee, reducing tee, lateral tee

Reducers: concentric reducer, eccentric reducer

Caps, stub ends, couplings, bends, pipe saddles

3. Available Raw Materials

Carbon steel: Q235, A105, A350 LF2

Stainless steel: 304, 316, 316L, 321

Alloy steel: 16Mn, 15CrMo, P91, P92

Core Production & Quality Advantages

Complete In-House Manufacturing Flow

Independent forging, medium-frequency heating, hot forming, CNC precision machining, heat treatment, shot blasting and anti-rust coating, no outsourced processing to guarantee consistent tolerance and surface quality.

Strict Multi-Round Quality Inspection

Equipped with chemical composition analyzers, tensile testing machines, hardness testers, ultrasonic NDT and magnetic particle flaw detectors. Every batch undergoes raw material inspection, semi-finished dimensional check and finished pressure leakage test before shipment; ISO9001, CE and third-party SGS/BV inspection reports available

Strong Customization Capacity

Produce non-standard large-size flanges, thick-wall fittings and special alloy pipeline parts for high-temperature, high-pressure, anti-corrosion engineering. Support laser logo engraving, customized packaging and technical drawing optimization.

Cost & Logistics Edge

Self-owned factory eliminates middleman markup. Short distance to Tianjin Port cuts ocean freight and shortens delivery cycle; flexible trade terms: EXW, FOB, CFR, CIF, DDP.

Wide Application Industries

Our flanges and pipe fittings are widely matched for pipeline systems in:

Oil & gas transmission, petrochemical plants, thermal power & hydropower stations, natural gas engineering, water supply & sewage treatment, shipbuilding, pharmaceutical factories, metallurgy, new energy and construction piping projects

Supporting Business Line (One-Stop Industrial Supply)

In addition to pipeline flanges and fittings, Hebei Yunxinda also manufactures full-series machine tool accessories (drag chains, protective bellows, chip conveyors, tool holders, workholding fixtures) to provide integrated supporting hardware for pipeline processing workshops and CNC machining factories.

Service Promise

We provide 24-hour multilingual sales support, free technical parameter consultation, fast quotation, detailed installation guidance and long-term after-sales spare part supply to minimize client engineering downtime.