201 stainless steel mirror finish double-end thread coupling.

Description
Threaded couplingsrefer to pipe connections with threads, which are the most common type of pipe fittings in industry and life.
The meaning of threaded coupling is: threaded joints make the connection of the pipeline easier, and it is easier to disassemble and replace, which greatly saves the cost of pipeline connection.

201 is a material of stainless steel. 201 stainless steel generally refers to the general term of 201 stainless steel and acid-resistant steel. 201 stainless steel refers to steel that is resistant to corrosion by weak media such as atmosphere, steam and water, while acid-resistant steel refers to steel that is resistant to chemical corrosion media such as acid, alkali, and salt.

Mirror polishing directly depends on the level of finish, directly interpreted as smooth as a mirror, Ra0.2 or less, etc.
Mirror polishing is divided into mechanical mirror polishing and chemical solution mirror polishing.

Mechanical mirror polishing is a polishing process (rough grinding, fine grinding) and polishing process on metal materials to achieve a smooth, bright mirror-like surface.

Chemical solution mirror polishing is to use chemical solution for soaking to remove the surface oxide scale to achieve a bright effect.

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Q1: Are you trading company or manufacturer ?
A: We are factory.
Q2: How long is your delivery time?
A: 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.
Q3: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

Q4:Can you produce the products according to my own drawings?
A: Yes, we can produce the products according to your drawings that will be most satisfy you.

Q5:What's your terms of payment?
A: T/T, L/C , Alibaba Trade Assurance available, full protection for your orders.

Q6: Why is your price higher than other suppliers in China?
A:(1)Choosing the material: We choose superior materials, the quality of material is best and also the price of material is higher.
(2)We have engineers who are in charge of testing supervise every production process from materials to packaging and delivery of goods. We ensure the quality of finished products strictly.