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GB/T6479 Q345D Q345e Low Temperature Carbon Steel Pipe / Seamless Steel Tube

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High Pressure Boiler Steel Pipe

GB/T6479 Q345D Q345e Low Temperature Carbon Steel Pipe / Seamless Steel Tube

MOQ:	1
Price:	Negotiable
Standard Packaging:	Standard Export Packing
Delivery Period:	7~30 working days
Payment Method:	L/C, D/A, D/P, T/T, Western Union

Detail Information

Product Description

Detail Information

Place of Origin

cangzhou

Brand Name

BaoYang

Certification

CE & ISO

Model Number

GB/T6479 Q345D Q345e

Document

Name:

High Pressure Boiler Steel Pipe

Process:

Hot Rolled Cold Rolled Cold Drawn

Standards:

GB/T6479 Q345D Q345e

Material:

Carbon Steel

Wall Thickness:

1-20mm (0.04 Inch - 0.78 Inch)

Outer Diameter:

6-2500mm

Processing Service:

Bending, Punching, Cutting

Usage:

Pipeline Transport, Oil/Gas Drilling, Machinery Industry

Minimum Order Quantity:

Price:

Negotiable

Packaging Details:

Standard Export Packing

Delivery Time:

7~30 working days

Payment Terms:

L/C, D/A, D/P, T/T, Western Union

Highlight:

q345e low temperature carbon steel pipe

gb/t6479 seamless steel tube

gb/t6479 low temperature carbon steel pipe

Product Description

GB/T6479 Q345D, Q345E Low-Temperature Seamless Steel Pipes

1. Product Description: GB/T6479 Q345D and Q345E Low-Temperature Seamless Steel Pipes are high-quality steel pipes designed for applications requiring performance in low-temperature environments. These pipes are manufactured from carbon and low-alloy steel and are seamless, ensuring uniform wall thickness and excellent mechanical properties. They are specifically engineered to maintain their structural integrity and performance at temperatures as low as -40°C (-40°F).

2. Product Parameters:

Parameter	Description
Grades	GB/T6479 Q345D, Q345E
Material	Carbon and Low-Alloy Steel (Seamless)
Standard	GB/T6479
Size Range	Various diameters and wall thicknesses as per GB/T6479
Length	Standard lengths, customizable upon request
Ends	Plain ends, beveled ends, threaded, or socket-weld ends
Surface Treatment	As-rolled, annealed, or normalized

3. Mechanical Properties:

Property	Q345D Requirement	Q345E Requirement
Tensile Strength	≥440 MPa (64,000 psi)	≥470 MPa (68,000 psi)
Yield Strength	≥275 MPa (40,000 psi)	≥275 MPa (40,000 psi)
Elongation	≥21%	≥21%
Hardness	Varies depending on heat treatment

4. Chemical Composition:

Element	Typical Range (%) for Q345D	Typical Range (%) for Q345E
Carbon	0.18 - 0.22	0.18 - 0.22
Manganese	≤1.70	≤1.70
Phosphorus	≤0.025	≤0.025
Sulfur	≤0.025	≤0.025
Silicon	≤0.55	≤0.55
Chromium	-	≤0.30
Nickel	-	≤0.50

5. Product Uses:

Cryogenic Piping: Used for transporting liquefied gases and other substances in cryogenic storage and transportation systems.
Refrigeration Systems: Ideal for low-temperature refrigeration and freezing systems in industrial and commercial applications.
Chemical Processing: Suitable for handling chemicals that require low-temperature processing or storage.
Construction: Utilized in structural applications that demand high strength at low temperatures, such as in cold regions.
Power and Energy: Employed in power plants and energy sectors for pipelines and equipment operating in cold conditions.

6. Product Grade Standards:

GB/T6479: The pipes are manufactured in compliance with the GB/T6479 standard, which specifies the technical requirements for seamless steel pipes for low-temperature service.

Conclusion: GB/T6479 Q345D and Q345E Low-Temperature Seamless Steel Pipes offer a combination of high strength, ductility, and corrosion resistance that make them suitable for a range of cold weather applications. Their seamless construction and adherence to GB/T6479 ensure that these pipes provide a reliable and durable solution for various industries operating in low-temperature environments.

Product Image

GB/T6479 Q345D Q345e Low Temperature Carbon Steel Pipe / Seamless Steel Tube 0

Company Profile

Factory Tour

team introduction

Applications

Tags:

Products

MOQ:	1
Price:	Negotiable
Standard Packaging:	Standard Export Packing
Delivery Period:	7~30 working days
Payment Method:	L/C, D/A, D/P, T/T, Western Union

Detail Information

Product Description

Detail Information

Place of Origin

cangzhou

Brand Name

BaoYang

Certification

CE & ISO

Model Number

GB/T6479 Q345D Q345e

Document

Product Brochure PDF

Name:

High Pressure Boiler Steel Pipe

Process:

Hot Rolled Cold Rolled Cold Drawn

Standards:

GB/T6479 Q345D Q345e

Material:

Carbon Steel

Wall Thickness:

1-20mm (0.04 Inch - 0.78 Inch)

Outer Diameter:

6-2500mm

Processing Service:

Bending, Punching, Cutting

Usage:

Pipeline Transport, Oil/Gas Drilling, Machinery Industry

Minimum Order Quantity:

Price:

Negotiable

Packaging Details:

Standard Export Packing

Delivery Time:

7~30 working days

Payment Terms:

L/C, D/A, D/P, T/T, Western Union

Highlight

q345e low temperature carbon steel pipe

gb/t6479 seamless steel tube

gb/t6479 low temperature carbon steel pipe

Product Description

GB/T6479 Q345D, Q345E Low-Temperature Seamless Steel Pipes

2. Product Parameters:

Parameter	Description
Grades	GB/T6479 Q345D, Q345E
Material	Carbon and Low-Alloy Steel (Seamless)
Standard	GB/T6479
Size Range	Various diameters and wall thicknesses as per GB/T6479
Length	Standard lengths, customizable upon request
Ends	Plain ends, beveled ends, threaded, or socket-weld ends
Surface Treatment	As-rolled, annealed, or normalized

3. Mechanical Properties:

Property	Q345D Requirement	Q345E Requirement
Tensile Strength	≥440 MPa (64,000 psi)	≥470 MPa (68,000 psi)
Yield Strength	≥275 MPa (40,000 psi)	≥275 MPa (40,000 psi)
Elongation	≥21%	≥21%
Hardness	Varies depending on heat treatment

4. Chemical Composition:

Element	Typical Range (%) for Q345D	Typical Range (%) for Q345E
Carbon	0.18 - 0.22	0.18 - 0.22
Manganese	≤1.70	≤1.70
Phosphorus	≤0.025	≤0.025
Sulfur	≤0.025	≤0.025
Silicon	≤0.55	≤0.55
Chromium	-	≤0.30
Nickel	-	≤0.50

5. Product Uses:

Cryogenic Piping: Used for transporting liquefied gases and other substances in cryogenic storage and transportation systems.
Refrigeration Systems: Ideal for low-temperature refrigeration and freezing systems in industrial and commercial applications.
Chemical Processing: Suitable for handling chemicals that require low-temperature processing or storage.
Construction: Utilized in structural applications that demand high strength at low temperatures, such as in cold regions.
Power and Energy: Employed in power plants and energy sectors for pipelines and equipment operating in cold conditions.

6. Product Grade Standards:

GB/T6479: The pipes are manufactured in compliance with the GB/T6479 standard, which specifies the technical requirements for seamless steel pipes for low-temperature service.

Product Image

GB/T6479 Q345D Q345e Low Temperature Carbon Steel Pipe / Seamless Steel Tube 0

Company Profile

Factory Tour

team introduction

Applications

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