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GB/T 18984 Hot Rolled Seamless Steel Tubes For Low Temperature Service Piping

Name: GBT 18984 Hot Rolled Seamless Steel Tubes For Low Temperature Service Piping
Brand: TORICH
Price: 1 USD

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Brand Name :	TORICH
Model Number :	GB/T 18984
Certification :	ISO
Price :	Negotiable
Payment Terms :	L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability :	5000Tons per Year
Delivery Time :	4-8weeks

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GB/T 18984 Hot Rolled Seamless Steel Tubes For Low Temperature Service Piping

Material

The material used for hot rolled seamless steel tubes for low temperature service piping, as specified by GB/T 18984, is a type of carbon steel.

Specification

The specification for hot rolled seamless steel tubes for low temperature service piping, as determined by GB/T 18984, outlines the requirements for the dimensions, tolerances, and technical conditions for these tubes. It provides guidance on the manufacturing process, testing methods, and inspection standards.

Chemical Composition

The chemical composition of hot rolled seamless steel tubes for low temperature service piping, as per GB/T 18984, is crucial to ensure the desired properties and performance. The table below showcases the required chemical composition.

Element	Composition Range
Carbon (C)	0.16-0.26%
Silicon (Si)	≤ 0.10%
Manganese (Mn)	0.70-1.00%
Phosphorus (P)	≤ 0.020%
Sulfur (S)	≤ 0.010%

Mechanical Properties

The mechanical properties of hot rolled seamless steel tubes for low temperature service piping are essential for evaluating their strength and suitability for specific applications. GB/T 18984 provides standards for these properties. The table below presents the required mechanical properties.

Property	Minimum Value
Tensile Strength (MPa)	420
Yield Strength (MPa)	265
Elongation (%)	≥ 22
Impact Energy (J)	≥ 34

Steel Grade

Hot rolled seamless steel tubes for low temperature service piping, as specified by GB/T 18984, are available in different steel grades. These grades are designated based on their chemical composition and mechanical properties. The table below lists some commonly used steel grades for these tubes.

Steel Grade	Chemical Composition	Mechanical Properties
Grade A	C ≤ 0.22%, Mn 0.70-1.00%, P ≤ 0.020%, S ≤ 0.010%	Tensile Strength ≥ 420 MPa, Yield Strength ≥ 265 MPa, Elongation ≥ 22%, Impact Energy ≥ 34 J
Grade B	C ≤ 0.26%, Mn 0.70-1.00%, P ≤ 0.020%, S ≤ 0.010%	Tensile Strength ≥ 420 MPa, Yield Strength ≥ 265 MPa, Elongation ≥ 22%, Impact Energy ≥ 34 J

Application

Hot rolled seamless steel tubes for low temperature service piping, accordance with GB/T 18984, find application in various industries where reliable transportation of fluids under low temperature conditions is required. These tubes are typically used in pipelines for conveying liquids or gases at temperatures below freezing point. Their exceptional low temperature toughness and corrosion resistance make them suitable for critical applications in industries such as petrochemical, natural gas, and refrigeration.

Haiyan Sanxin Steel Pipe Factory is a leading manufacturer of steel pipes in China. Located in a region with excellent geographical advantages, the factory is situated close to the Zhoushan Port and Ningbo Port.

Our factory covers an area of more than 25,000 square meters and has been in the steel pipe manufacturing business for 20 years. Over this period, we have accumulated a wealth of professional experience, which has helped us establish ourselves as a trusted name in the industry.

At our factory, we specialize in the production of various types of steel pipes, including stainless steel pipe, carbon steel pipe, copper pipe, steel pipe,seamless steel pipe and welded pipe. Our expertise in this field is evident from the 12 patents that we hold, which demonstrate our commitment to innovation and excellence.

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 18984 Hot Rolled Seamless Steel Tubes For Low Temperature Service Piping

GB/T 18984 Hot Rolled Seamless Steel Tubes For Low Temperature Service Piping

GB/T 18984 Hot Rolled Seamless Steel Tubes For Low Temperature Service Piping

GB/T 18984 Hot Rolled Seamless Steel Tubes For Low Temperature Service Piping

Material

Specification

Chemical Composition

Mechanical Properties

Steel Grade

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 ?

GB/T 18984 Steel Tube

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GB/T 18984 Hot Rolled Seamless Steel Tubes For Low Temperature Service Piping

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