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Shandong Aiguo Forging Co.,Ltd(Used name Zhangqiu Aiguo Forging Co.,Ltd) established on 1992,start to export flanges since 2011.Our factory provide Blind flange, plate flange, welding neck flange, slip on flange, oval flange. Welcome to buy our products from our factory.

Hot Products

Black Painting Steel Forged Slip On Flange
We supply Black painting steel forged Slip On Flange. we devoted ourselves to many forged flange ears,covering most of Europe and the American market. We are expecting become your long term partner in china.
EN1092-1 TYPE01 PN16 DN150 S235JR P245GH PL FLANGE
We are focused flange manufacture with 260 workers,30000 m2 workshop,1500 tons monthly output,28 years production experience,delivery time guaranteed,ISO,TUV/PED,DNV,BV,VD-TUV certificated,these are how we keep good quality and competitive prices for global valued customers.We can supply EN1092-1 TYPE01 PN16 DN150 S235JR P245GH PL FLANGE.Believe the power of professionalism.
ANSI B16.5 Class 150 Threaded Flange
Under the strict control system - ISO 9001 quality assurance, we have made our ANSI B16.5 Class 150 Threaded Flange widely extend to international well-known customers. We strongly believe that the friendship and trust given by our customers are the great treasure we have and the constant improvement in quality, cost and service will continue us growing.
ANSI B16.5 Class150 Lap Joint Flange Steel Pipe Flange
Used in conjunction with a "Lap joint Stub End," these flanges are nearly identical to a slip-on flange with the exception of a radius at the intersection of the flange face and the bore to accommodate the flanged portion of the stubbed.AG supply high performance flange such as, ANSI B16.5 Class150 LAP JOINT FLANGE STEEL PIPE FLANGE.We are a family - run manufacture established on 1992.
EN 1092 Blind Flange
The following is about EN 1092 Blind Flange related, I hope to help you better understand EN 1092 Blind Flange. Welcome new and old customers to continue to cooperate with us to create a better future together!
EN1092-1 PN25 Loose Flange
We are a professional manufacturer specialized in carbon steel flanges in China. We supply EN1092-1 PN25 Loose Flange.You can always rely on us to find reliable and cost effective solutions for your requirements.

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Reviews

3 containers shipped to Italy today!
This customer mainly ordered Blind flanges,Plate flanges,Welding Neck flanges and Slip On flanges.
Shandong Aiguo Forging Co.,Ltd. factory has resumed production after the Spring Festival
Hope everything goes well. We are back to work from the Spring Festival holiday and our factory has resumed production.
Flange implementation standards and systems
We provide RST37.2 DIN2527 PN16 flange.The executive standards are GB series (national standard), JB series (machinery department), HG series (chemical department), ASME B16.5 (American standard), BS4504 (British standard), DIN (German standard), JIS (Japanese standard) .
Flanges Stock Quantity on MAY 2023
EN1092-1/01 Plate Flange PN16 DN350 S235JR 2000pcs JIS 5K Slip On flange DN150 SS400 1200pcs FLANGES EN1092-1/05 DN 65 PN6 S235JR 900pcs
AG Flange - 30 Anniversary Carnival Promotion!
We're celebrating the 30th anniversary of our factory and we’re having a carnival promotion. In order to thank our old customers and attract potential new customers,we deliberately do mass centralized production to offer better prices.
Common Failures of Flanges
In the continuous production of modern industry, flanges will inevitably leak due to the influence of temperature, pressure, vibration and other factors. Due to the error of the processing size of the sealing surface, the aging of the sealing element and the improper installation and tightening, it is easy to cause the leakage of flanges.