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GB/T 21832.2 S22253 Welded Ferritie Duplex Stainless Steel Tubes And Pipes For Fluid Transport

Name: GBT 218322 S22253 Welded Ferritie Duplex Stainless Steel Tubes And Pipes For Fluid Transport
Brand: TORICH
Price: 1 USD

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Brand Name :	TORICH
Model Number :	GB/T 21832.2
Certification :	ISO
Price :	Negotiable
Payment Terms :	L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability :	60000 Ton/Tons per Year
Delivery Time :	20-40days

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GB/T 21832.2 S22253 Welded Ferritie Duplex Stainless Steel Tubes And Pipes For Fluid Transport

GB/T 21832.2: Welded Ferritic Duplex Stainless Steel Tubes and Pipes for Fluid Transport

Introduction

GB/T 21832.2 is a Chinese national standard that specifies the requirements for welded ferritic duplex stainless steel tubes and pipes used for fluid transport. This standard covers various materials, specifications, chemical compositions, mechanical properties, and applications of these stainless steel tubes and pipes.

Material

The material used in accordance with GB/T 21832.2 includes the following grades:

S21953
S22253
S22053
S23043
S22553

These grades are specifically designed to exhibit excellent corrosion resistance, high strength, and good weldability, making them suitable for various fluid transport applications.

Specification

GB/T 21832.2 provides detailed specifications for the dimensions, tolerances, and technical requirements of welded ferritic duplex stainless steel tubes and pipes. These specifications ensure the proper functioning and durability of the tubes and pipes in fluid transport systems.

Chemical Composition

The chemical composition of the ferritic duplex stainless steel grades mentioned in GB/T 21832.2 is as follows:

Grade	C	Si	Mn	P	S	Cr	Ni	Mo	N
S21953	0.03	1.00	2.00	0.035	0.015	21.0-23.0	4.5-6.5	2.5-3.5	0.08-0.20
S22253	0.03	1.00	2.00	0.035	0.015	22.0-23.0	4.5-6.5	3.0-3.5	0.14-0.20
S22053	0.03	1.00	2.00	0.035	0.015	21.5-24.0	5.5-7.5	2.5-3.5	0.10-0.22
S23043	0.03	1.00	2.00	0.035	0.015	22.0-24.0	3.0-5.5	0.10-0.60	0.10-0.30
S22553	0.03	1.00	2.00	0.035	0.015	24.0-26.0	4.5-6.5	2.9-3.9	0.10-0.25

Mechanical Properties

The mechanical properties of the ferritic duplex stainless steel grades specified in GB/T 21832.2 are as follows:

Grade	Tensile Strength (MPa)	Yield Strength (MPa)	Elongation (%)	Hardness (HB)
S21953	≥620	≥450	≥25	≤290
S22253	≥620	≥450	≥25	≤290
S22053	≥620	≥450	≥25	≤290
S23043	≥620	≥450	≥25	≤290
S22553	≥620	≥450	≥25	≤290

Application

The welded ferritic duplex stainless steel tubes and pipes specified in GB/T 21832.2 find extensive application in various fluid transport systems. These systems include but are not limited to:

Oil and gas pipelines
Chemical processing plants
Desalination plants
Heat exchangers
Water treatment facilities

The excellent corrosion resistance, high strength, and good weldability of these stainless steel tubes and pipes make them ideal for handling corrosive fluids and operating in demanding environments.

TORICH Group, an one-stop service provider of raw materials engaged in raw material production, R&D and

trade, has 30+ years of experience in the market, exported to 56 +countries, and won good reputation and

credibility among domestic and foreign customers.

The company's production plant covers an area of over 10,000 square meters, with an annual production

capacity of 50,000 tons of materials and a comprehensive trading and warehousing capacity of 100,000 tons, which can satisfy customers' personalized needs for raw materials in terms of diversity and timeliness.

The group holds shares in more than ten domestic production entities, whose main products include

seamless steel pipes ( carbon steel and stainless steel), welded pipes ( carbon steel and stainless steel), pipe fittings ( carbon steel and stainless steel), titanium (titanium tubes, titanium rods, titanium cakes, titanium plates, etc.), aluminum (aluminum tubes, aluminum rods, aluminum die casting, aluminum casting, CNC machining), and CNC deep processing of metal materials such as tubes, rods, and casting parts.

Over the past 30 years, the company has been gradually developing new technologies and materials to meet

the growing needs of customers and various diversified needs, exporting to more than 56 countries and still

increasing the number of exporting countries, aiming to help customers to solve the demand for raw materials, and to facilitate one-stop purchasing for customers.

Q: Are you trading company or manufacturer ?

A: manufacturer,also can do trading.

Q: How long is your delivery time?

A: Generally speaking,it is 10-15 days if the goods are in stock,or it is 30-40 days if the goods are not in stock, it is according to quantity.

Q: Do you provide samples? is it free or extra ?

A: Yes, we could offer the sample for free charge but need pay the cost of freight.

Q: What is your terms of payment ?

A: Payment<=2000USD, 100% in advance. Payment>=2000USD, 30% T/T in advance ,balance before shippment.

If you have another question, pls feel free to contact with me.

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GB/T 21832.2 S22253 Welded Ferritie Duplex Stainless Steel Tubes And Pipes For Fluid Transport

GB/T 21832.2 S22253 Welded Ferritie Duplex Stainless Steel Tubes And Pipes For Fluid Transport

GB/T 21832.2 S22253 Welded Ferritie Duplex Stainless Steel Tubes And Pipes For Fluid Transport

GB/T 21832.2: Welded Ferritic Duplex Stainless Steel Tubes and Pipes for Fluid Transport

Introduction

Material

Specification

Chemical Composition

Mechanical Properties

Application

Q: Are you trading company or manufacturer ?

Q: How long is your delivery time?

Q: Do you provide samples? is it free or extra ?

Q: What is your terms of payment ?

S22253 duplex stainless steel tubes

Fluid Transport duplex stainless steel tubes

GB/T 21832.2 duplex stainless steel tubes

GB/T 21832.2 S22253 Welded Ferritie Duplex Stainless Steel Tubes And Pipes For Fluid Transport

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