Welded Ferritic ASTM A789 Duplex SS Control Line Tubing

Duplex & Super Duplex Stainless Steel SS Hydraulic Control Line Tubing ASTM A789

Tiptop offers a variety of duplex stainless steel and super duplex stainless steel welded pipes and seamless pipes, depending on the characteristics that the pipe needs to exhibit. Other materials and sizes can also be provided according to customer requirements.

Duplex stainless steel refers to a stainless steel with ferrite and austenite each accounting for about 50%. Generally, the content of less phases needs to reach at least 30%, which has a higher yield strength than austenitic stainless steel. Super duplex stainless steel refers to a duplex steel with PREN>40, containing 25% Cr, high molybdenum (>3.5%), and high nitrogen (0.22% to 0.30%). ASTM-A789, Standard Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Pipe for General Purposes. This specification covers various grades of duplex stainless steel.

Specifications

FAQ

Q1: Can you arrange the shipment?
A: Sure, we have permanent freight forwarder who can gain the best price from most ship company and offer professional service.

Q2: How long is your delivery time?
A: Generally it is 7-14 days if the goods are in stock. or it is 25-45 days if the goods are not in stock, it is according to quantity.

Q3. Can you provide customize service?
A: Yes.Pipes can be customized as per the customers' request.

Q4. How to ensure the quality?
A:Mill Test Certificate is supplied with shipment.
If needed, a Third Party Inspection is acceptable.