Durable Pipe Fittings And Flanges ASME B16.5 ASME B16.47 Customized Size

Forged Steel Flanges Alloy Steel Pipe Flanges ASME B16.5 & ASME B16.47

Forged alloy steel flanges are usually in round shapes, they are connect with each other by bolting and joined to the piping system by welding or threading.Steel pipe flange can be a plate for covering or closing the end of a pipe. This is called a blind flange. Thus, flanges are considered to be internal components which are used to support mechanical parts.

Markings on ASTM A182 Pipe Fittings & Flanges

• Size
• Rating
• Flange Type
• Material Grade
• Heat Number
• Customer Logo

Dimensions :
All dimensions comply with the standard. Flanges are machined on the outside diameter, bore ( weld preparation of weld necks ) and joint face. Bolt holes are drilled. Weld prep on weldnecks is to ANSI B 16.25.

Test Certificate :
Flange Test Cerfificates include chemical composition and mechnical properties with EN10204 3.1, in conform with NACE MR 0175 / MR 0103

Specification of Alloy Steel Pipe Flanges

Forged Alloy Steel Flange

Chemical Composition

Mechnical Properties

Product Features

1. Corrosion Resistant
2. Hgh Pressure
3. High Temperature
4. Rust Proof Finish
5. Smooth
6. Excellent Stress

Zizi Engineering Co., Ltd is a leading industrial pipe fittings and flanges supplier for construction, petrochemical and oilfield customers.
We engaged in the manufacture and export of industrial pipe fittings for 9 years, our products have been sold to 37 countries around the world. We have a modern and professional manufacturing plant, established two warehouses near the harbor one after another. They are the base for our ability to offer high quality products and fast delivery.

Our products mainly are butt weld fittings, forged pipe fitings and forged steel flanges in stainless steel, carbon steel and alloy steel. They are produced according to ASME/ANSI American standards, DIN Germany Standards, JIS Japanese standards or as customer required. Those products are widely used in petrochemical industry, shipbuilding, oil field in ocean, electric power or city building.

Since we are founded, we are concentrated to be a professional global manufacture company with best products and service. Eventually we get some achievements after years of harding working and presistence. 

We will always insists on the managing objective of " quality first, service supreme, reasonable price". On the basis of continuously perfection the current products, our company persistently innovates upon the productive technology, provides vast customers with all kinds of superior new goods. We are willing to sincerely cooperate with friends from all walks of life to create a better future.