150 Class 6 Inch Stainless Steel Weld Neck Flange Ansi B16.5 304 304l 316 316l

150 Class 6 Inch Stainless Steel Weld Neck Flange ANSI B16.5 304 304L 316 316

According to the different types of flange sealing surfaces, commonly used flanges include raised surface flanges (also called flat flanges),

concave-convex surface flanges, and tongue-and-groove flanges. The sealing surface of the raised flange is flat, and the contact area with the

gasket is large. After pre-tightening, the gasket is easy to stretch or move to both sides, and the sealing performance is poor, so it is only suitable

for low pressure occasions. Concave-convex flanges and tongue-and-groove flanges have better sealing performance and are suitable for

Company Profile :

HEBEI YISHENG PIPING CO., LTD. was founded in 1998 and located in the hometown of martial art ----Cangzhou city,China. Our factory is set up in Zhangguandian Industrial Area,Mengcun County. The traffic is very convinient around our factory.
Our company mainly produce piping equipments including stainless, carbon and alloy steel pipe fittings which are used in oil project ,chemical industry and so on. We have many lines for producing elbows, Tees, educers,caps and flanges. With the most efficient machines and the advanced testing machines, we can produce varies kinds of pipe fittings for you.With it's standards covers from Japanese, American and Germany standard . In order to establish good reputation around the world's market, we will strengthen our management and improve our service continuously.
We welcome you to visit our factory in the near future and hope we can start a good relationship very soon.

 
 Packaging&Transportation :
 

 
 
 

FAQ
1. Are you trading company or manufacturer?
We are manufacturer .
2. How long is your delivery time?
Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
3. Do you provide samples? Is it free or extra?
Yes, we could offer the sample for free charge but need pay the cost of freight.
4. What is your terms of payment?
Payment<=1000usd, in="" advance.="" payment="">=1000USD, 30% T/T in advance ,balance before shippment.