ASME B16.5 ASTM A105n Carbon Steel Wnrf Flanges Manufacturers

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

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.
Professional Mill Service High Precision CNC Flange
We supply Professional mill service high precision CNC flange.Today, our products are exported to many countries, such as Germany, Italy, UK, France,Poland,Netherlands, Belgium, Finland,Czech Republic,Romania,the Ukraine,Korea, Vietnam, Thailand, Indonesia, the Philippines, Russia, Brazil, United States,enjoys a high reputation!
Hot sale Forging Jis 16k Flange Pressure Rating PL Rf 50a
China Hot sale Forging Jis 16k Flange Pressure Rating PL Rf 50a Suppliers. 1.Standard:EN1092-1, ANSI, ASME, ASTM, JIS, DIN, UNI, GOST, BS4504, AS2129, etc.
2.Customized:Standard, also non-standard and special flanges according to drawings
3.Type: PL , BL, SO, Threaded, WN, Loose, Ring, etc
BS Blind Flange
This BS Blind Flange is the hot demand.Our comprehensive process involves material souring,forging,heat treatment,marching tooling,quality inspection,mechanical typing and package. We know market,we know quality,we know price!
ASTM A 105 Forged Carbon Steel Socket Weld Flange
These ASTM A 105 Forged Carbon Steel Socket Weld Flanges are developed for use in small diameter,high-pressure lines.
Forged Steel Plate Flange DIN2576 PN10 S235JR
1.Standard:EN1092-1, ANSI, ASME, ASTM, JIS, DIN, UNI, GOST, BS4504, AS2129, etc.
2.Customized:Standard, also non-standard and special flanges according to drawings
3.Type: PL , BL, SO, Threaded, WN, Loose, Ring, etc
You can rest assured to buy Forged Steel Plate Flange DIN2576 PN10 S235JR from our factory and we will offer you the best after-sale service and timely delivery.

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Flange are on sale promotion
From now on 20% carbon steel flange discount, we now have a large number of carbon steel flanges for sale, flange specifications comply with DIN, EN1092-1, JIS2220, ANSI B16.5, BS10, AS2129, SANS 1123, GOST12821-80, Flange types include plate flanges, blind flanges, welded neck flanges, slip on boss flanges, loose flanges, lap flanges, and oval flanges.
“Quality &Development”
Established in 1992,AG is a professional flange manufacturer in China with 28 years production experience, strong professional technical force,advanced equipment,as well as high quality forging,complete production process and mature packing lines.
Difference between forging and casting
The production process of flange is mainly divided into forging, casting, cutting and rolling.
AG's New Carbon Steel Forged Flange Factory
Now, AG New factory has been rebuilt twice bigger than the old one.
The common faults analysis of the flange products
Aiguo has 260 workers, 30,000 square meters of workshops, monthly output of 1,500 tons, 28 years of production experience, so we can guarantee delivery time.
How is the JIS flange designed?
My country's work on flange design basically began in the early days of the founding of the People's Republic of China. At the beginning of the era, the flange calculation mostly adopted the V4Taters method and the former Soviet Union's Nine T method.