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Alloy Steel Ring Flange Open Die Forging

Place of Origin: Zhejiang

Company Profile

Location: Fuzhou, Fujian, China (Mainland)
Business Type: Manufacturer
Main Products: Open Die Forging, Heavy Steel Forgings, Gear Forging

Product Detail

Model No.: N/A

Product Description

Alloy Steel 42CrMo4 Ring Flange Open Die Forging For Gas Pipe Industry , EF + LF + VD

 

Hot rolling ring, steel flange, rolled flange, ring flange, flange forging for oil / gas pipe flange  

 

Quick Detail:

 

1.   Open die forging: Hot rolling ring, steel flange, rolled flange, ring flange, flange forging, oil  / gas pipe flange   

2.   Alloy steel, carbon steel, stainless steel and Hastelloy or as per customer’s requirements

3.   Non-standard and common or uncommon sizes diameter flange

 

 

Description:

 

Open die forging: Hot rolling ring, steel flange, rolled flange, ring flange, flange forging can be made of alloy steel, carbon steel, Hastelloy or other kind of material as per the customer’s requirements. It conforms to the standard of ASTM, EN, DIN, GB.

 

The manufacturing equipment is 30~185MN hydraulic press, the forging ratio >3, the technical condition is in accordance with the standard of ASTM, EN, DIN, GB.

 

 

The production flow chart:

 

 

 

Specifications:

 

Description

Open die forging: Hot rolling ring, steel flange, rolled flange, ring flange, flange forging

material

Alloy steel (42CrMo4, 35CrMo, 40CrNiMo etc.), carbon steel or stainless steel

Material standard

ASTM, En or ISO

Dimension

Max.OD: 7000mm

Max. thickness: 1000mm

Max. height: 1500mm

Weight 

Max. 50 ton

Smelting Process:

EF+LF + VD

Process

Ingot→heat → forging → Heat treatment (Normalizing+ tempering) → Inspection →rough 

machining

→UT →2nd Heat treatment →finishing machining →Inspection

UT standard

ASTM A388 or EN10228

 

 

Applications:

 

The flange is used as connection and sealing in oil & gas pipe industry. The flange quality determines the oil & gas transport safety.

 

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Competitive Advantage:

 

1. Good mechanical properties;

2. High tensile strength;

3. Well-closed formation;

4. Comparative price;

5. High-quality production;

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