Stainless Steel304/316 Pipe Larger Diameter Flange

$0.10 - $10.00
Min. Order
10 Units
Choose your specifications
Company Information

Ningbo Haga Metal Products Co., Ltd.

CN Trading Company
Response Time
Response Rate:
US$ 30,000+
7 Years Paid Supplier Gold Supplier Onsite Check Trade Assurance
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Quick Details

Port: Shanghai/Ningbo
Payment Terms: L/C,T/T,Western Union
Supply Ability: 100000 Unit/Units per Month Larger Diameter Flange
Origin: Zhejiang, China
Brand Name: HAGA
Standard or Nonstandard: Standard
Place of Origin: Zhejiang China
Packing: Pallets
Model NO.: Flat Welding Ring Loose flange
Export Markets: Global
Manufacturing Way: Forging
Size: Dn15 (1/2") to Dn5000 (200")
Material: 304,304L,316,316L,carbon steel or other material on request
Standard: JIS,ANSI,Bs,DIN, En1092-1, JIS,Ks, GOST,ISO Other
Model Number: FF
Application: For seal or connect of pipe/tub-e lines
Packaging Detail: Seaworthy Packing, Pallets or as your demand of packing


Product Description




Types’ Specification

Welding neck

1, Preferred for high-pressure, subzero or elevated temperature

2, Hub is tapered and bored to match pipe’s inside diameter so flow is not restricted, preventing turbulence and reducing erosion

3, Easily radiographed and provides excellent stress distribution


1, Not normally used in high-stress applications due to low hub and weld attachment

2, Silps over outside of pipe

3, Inside of flange welded at hub and end of pipe

Lap joint

1, Used where bolt alignment or access for cleaning is required

2, Similar to slip-on flange when used with lap joint stub end

3, Radius at intersection of flange face and bore to match lap joint stub end


1, Used where welding would would be hazardous

2, Designed for low-pressure and non-cyclic applications

3, Bore is threaded to match pipe thread

4, Tapered to seal pipe and flanges

Socket welding

1, For small-diameter chemical processes, hydraulic and stream distribution lines

2, Similar to slip-on flange

3, Counter bore matches pipe bore, allowing unrestricted flow

4, Counter bore from hub side fits pipe’s outer diameter – can insert pipe in socket with fillet weld at hub


1, Used to close ends of piping

2, Has no bore

3, Permits access to sealed lines

Other flanges

Orifice, Expander, Reducing, Lightweight, Studding Outlets, Long Weld Necks,Metric, Navy Drawings, Customer Drawings




Any Requests you can contact us for catalogues. Thanks.

flange and fitting 71003

1404.28 007


 Flange 6.24006

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Company Information


Packaging & Shipping


On samples

Free samples, freight as the case

On after sales

Free replacement if there is any quality problem

On delivery

Never delay delivery time 

On Materials

Ensure material pure



 1. Are you manufacture?

We started business from trading, but now we have invested and holded several factory in china.


2.How can I know the material is correcct and acceptable?

Material certificate (inspection certificate) is available on request.


3.May I require a sample before deciding to buy from you?

Yes, we can supply samples free of charge if not too many, but we usually require the client to pay the freight.


4.What’s the delivery for an order?

General speaking, the production for an normal order is 30 days. If the order is big, we may need more time


5.Do you have Min. order amount requirement?

We do not have min. order amount requirement, but we hope the order to be more than US$5000 which the export charge will not occupy a big proportion.Small order usually increase our cost and will result in higher prices.


6.How to make a business with you?

Quatation -- >PI--->comnfirm PI-------->Arrange 30% deposit ---->producing--->QC inspect ----->pay balance----->shipping


7.What’s the payment terms you can accept.

We usually require wire transfer (T/T), small amount can Paypal or West Union, sometimes we also accept the payment terms to be irrevocable L/C at sight.


8.Are you able to design or produce new products for us?

We are always willing to develop new products according to the clients’ requirements, we are experienced in stainless steel investment casting and Aluminum gravity casting, so when you have samples or drawing needing a factory to develop for you, we will try our best to help you.