Stainless steel Carbon steel Brass Hydraulics Adapters nomenclature

Payment Terms: T/T,L/C
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Basic Info.
  • Type: Fittings 
  • Brand Name: OEM 
  • Material: Carbon steel, stainless steel, copper etc. 
  • Process: Forging, CNC machining, Heat treatment, Suface treatment, etc. 
  • Surface treatment:: Zinc-plate Nickel plated etc. 
  • Color: As required 
  • Standard: Matric, DIN, JIC, NPT etc. 
  • Pickage: Corrugated case and wooden case 
  • Quality certificate: ISO9001:2008 
  • Price term: FOB Ningbo, CIF 
  • Payment: T/T, L/C 
  • Delivery port: Ningbo 
  • Place of Origin: Zhejiang  
  • Min.Order: 300 Piece/Pieces
  • Means of Transport: EXPRESS, Ocean, Air
Supply Capacity
  • Production Capacity: 600000 Piece/Pieces per Month stock
  • Packing:in a carton, then a plastic bag, last in a wooden case
  • Delivery Date: 45--60 days

1.Straight Part No

2.Elbow Part No

Add Sufix "4" for "45 degree elbow and suffix "9" for 90 degree eblow to the straight part number,eg,1BT9-10-08SP, 1JT4-16-12SP

3.Tee Part No

4.Cross Part No.

In general for cross fitting, the four thread is the same.If different, the first group means left, the second group means up, the third group means right, the forth group means down.


When the material is Carbon Steel,will not mark the material code

If the material is Brass,wil add BR

If the material is Stainless Steel,wil add SS

6.Size Code Table

BSP  ThreadG 1/8"-28G1/4"-19G3/8"-19G1/2"-14G5/8"-14G3/4"-14G1"-11G1 1/4"-11G1 1/2"-11G2"-11
BSPT ThreadR  1/8"-28R1/4"-19R3/8"-19R1/2"-14R3/4"-14R1"-11R1  1/4"-11R1  1/2"-11R2"-11
NPT ThreadZ  1/8"-27Z1/4"-18Z3/8"-18Z1/2"-14Z3/4"-14Z1"-11.5Z1  1/4"-11.5Z1  1/2"-11.5Z2"-11.5
JIC Thread7/16"-201/2"-209/16"-183/4"-167/8"-141  1/16"-121  5/16"-121  5/8"-121  7/8"-122  1/2"-12
ORFS Thread9/16"-181  1/16"-1613/16"-161"-141  3/116"-121  7/16"-121  11/16"-122"-12
SAE Thread5/8"-181  1/16"-14
Flange Size0406081216202432
Size Coe0204050608101216202432

Example Of Order:

If 1BG' left and thread is G1/2"-14 and right end thread is G3/4"-14,the fittings number is 1BG-08-02,If made od Stainless Steel,the fitting number is 1BG-08-12SS.

If AJJM' left end thread is 9/16"-18,mid end thread is 9/16"-18 and right end thread is Z1/2"-14,the fitting number is AJJN-06-06-08

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.


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!

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Tel: 86-574-87413656
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Hua Yan Hydraulics
Hengxi Industrial Zone, Yinzhou, Ningbo, Zhejiang, China (Mainland)
Fax: 86-574-87413657
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