SAE o-ring boss/ JIC female 74° seat Adapters 2OJ

Production process:                 1.material preparation

                                    2.Instrument lathe processing

                                    3.CNC machine processing

                                    4.remove burrs and impurities

                                    5.zinc plating

                                    6.checking every fittings

                                    7.packing

                                    8.delivering goods

Welcome to Hua Yan Hydraulics - a professional manufacturer of Hydraulic fittings, adapters, hose assemblies in Ningbo China. We are producing more than 300 series, total more than 10,000 models, exchangeable with Parker, Manuli, and Eaton's or per customer's specifications and drawings, applied to mining, construction, transportation, oil, agriculture industries. The most common materials we are using are carbon steel, stainless steel, brass, aluminum alloy. The most common surface treatments are Cr+6 free zinc, zinc nickel alloy, electroless nickel plating or customer specified types, theses plating can stand 96-680 hours salt spray anti rust testing.

Our main products: Hose Assembly, Swaged Hose Fittings, Metric Thread O-ring Face Seal Fittings,  Metric  Thread Bite Type Tube Fittings, Metric Thread 74 degree Cone Flared Tube Fittings, BSP Thread 60 degree Cone Fittings, BSPT Thread Fittings, NPT Thread Fittings, JIC 74 degree Cone Flared Tube Fittings, ORFS Fittings, Japanese Metric Thread 60 degree Cone Fittings, Japanese BSP Thread 60 degree Cone Fittings, NPSM Fittings, ISO 6162 Flange Fittings and SAE Staple-lok Fittings. 

Design and Construction

Forging and maching process for shaped products of elbows, tees and crosses, while cold drawn barstock is for the staights.

Most of our Connector products are made of carbon steel, brass, but also they can made of stainless steel or other material under the drawing of customers.

Finish 

Zinc plating with silver chromate (zinc chromium 6 free) is used on all standard steel products. Stainless steel fittings are passivated.

Zinc and Nickel plating, electroless Nickel plating are also alternative option.

High Quality Standards

As an ISO 9001 certificated manufactory, we ensure that our design and manufacturing processes are the highest quality by maintaining proper certification and in-house inspections.

Under the requirement of ISO, we have a rotating gage calibration schedule to make sure the dimensions of each fitting component is 100% accurate based on specified measurements.

We have a professional quality inspection team. Individually trained employees control the manufacturing process with strict statistical analysis and control. We can ensure that each identical fitting component you order is true to the design specifications.

Packaging and Shipping

All Huayan orders are packaged in-house by our employees in strong cartons wrapped in protective caps. All packages are clearly labeled with text and bar information. Then we will put boxes into an wooden case with a big plastic bags.

As usually we delivery order 45-60 days after the order. Customers may also inquire about our Just-In-Time manufacturing process or expedited manufacture and shipping for products needed within 24 hours.

Customer Service

Our website will also help guide you through the various metal types of hydraulic fittings and more. Provide us with a faxed or email sketch of your required hydraulic fitting components along with the desired quantity and we will be able to give you a quote within 24 hours.

Thank you for visiting Hua Yan Hydraulics!