Q195 Steel Pipe Manufacturer in India

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DETAILED INFORMATION

Q195 Steel Pipe Introduction

 

Q195 steel pipe is a carbon structural steel that belongs to the Chinese GB standard. It has a nominal yield strength of 195 MPa, making it suitable for various structural applications. Understanding the properties of Q195 steel is essential for evaluating its performance in different environments and applications.

Properties of Q195 Steel:

  1. Tensile Strength: The tensile strength of Q195 steel is around 315-430 MPa (mega-pascals), which makes it suitable for various structural applications.
  2. Yield Strength: Q195 steel has a yield strength of approximately 195 MPa.
  3. Elongation: The elongation of Q195 steel is typically 33-34%, indicating its ability to undergo deformation without fracturing.
  4. Hardness: The hardness of Q195 steel is usually within the range of 105-120 HB (Brinell hardness).

Q195 Steel Pipe Specifications

Production Range

  • SSAW
    OD: 219mm – 3120mm
    WT: 3mm – 25mm
  • LSAW
    OD: 16″-64″
    WT: max 50mm
  • ERW
    OD: 1/8″-24″
    WT: max 26.5mm
  • SMLS
    OD: 1/8″-36″
    WT: 1.25mm – 50mm

Codes and Standards

ANSI, ASME, ASTM, API, SAE, BS, AGA, AWWA, ISO, DIN

Dimensions

ASME/ ANSI B36.10 / 19

Pipe schedules

SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS

Producing techniques

Seamless / ERW / Welded / Fabricated / CDW / EFW

Available Shapes

Round, Half Round, Square, Rectangular or Custom shape

Length

3 to Max18 Meters or custom

End

Beveled End, Plain End, Treaded

Test Certificate

EN 10204 3.1 B

Length

Random Length / Fixed Length / SRL / DRL

Usage

Mechanical Tubing Liquid Transport Steel Pipe
General structure, mechanical structure Transport liquid, gas, oil

Test

  • Chemical Component Analysis
  • Mechanical Properties (Ultimate tensile strength, Yield strength, Elongation)
  • Technical Properties (Flattening Test, Blow Test, Impact Test, Flaring Test, Bending Test, Hardness Test etc)
  • Exterior Size Inspection
  • Nondestructive Test (Ultrasonic flaw detector, Eddy current flaw detector)
  • Hydrostatic Test

Surface

Fusion bond Expoxy Coating / Coal Tar Expoxy / 3PE / Varnish Coating
Bitumen Coating / Black Oil Coating as per customer’s requirement

Mill Test Certificate

EN 10204/3.1B

 

Composition of Q195 Steel Pipe

Q195 steel pipe primarily consists of carbon (C), manganese (Mn), and silicon (Si). The composition is as follows:
  • Carbon (C): 0.06-0.12%
  • Manganese (Mn): 0.25-0.50%
  • Silicon (Si): ≤0.30%

Q195 Steel Pipe Chemical Composition

 

Chemical Composition %

 

Steel Grade

C (≤)

Si (≤)

Mn (≤)

P (≤)

S (≤)

Deoxidation Method

Q195

0.12

0.30

0.50

0.035

0.040

Rimmed / Killed

Mechanical Properties of Q195 Steel Pipe

Q195 steel exhibits favorable mechanical properties, which contribute to its wide range of applications. The following are the key mechanical properties of Q195 steel pipe:
  • Yield Strength: 195 MPa
  • Tensile Strength: 315-430 MPa
  • Elongation: 33%
  • Modulus of Elasticity: 200 GPa
  • Hardness (Brinell): 60-80 HB

 

Q195 Mechanical Properties

 

Steel Grade

Yield Strength

Tensile Strength

Elongation % (Ø ≤40mm)

Ø ≤16mm

16mm ＜ Ø ≤60mm

Q195

195 N/mm2

185 N/mm2

315 to 430 N/mm2

33

Physical Properties of Q195 Steel

Apart from its mechanical properties, Q195 steel also possesses certain physical properties that make it suitable for various industrial applications. Some important physical properties of Q195 steel include:
  • Density: 7.85 g/cm³
  • Melting Point: 1420-1460°C
  • Thermal Conductivity: 51.9 W/m·K
  • Electrical Conductivity: 16.2% IACS

Q195 Steel Equivalent

Q195 steel equivalent to US ASTM, European EN (Germany DIN, Britain BS EN, France NF EN), Japan JIS, and ISO Standards.
You may also be interested in Q195 vs Q215, Q235 and Q275 Steel
Q195 Equivalent (For Reference)
China USA Germany Japanese UK France ISO
Standard Grade Standard Grade Standard Grade Standard Grade Standard Grade Standard Grade Grade
GB/T 700 Q195 ASTM A283/A283m – 03 A283 Gr.B A283 Gr.C DIN EN 10225; DIN 17100 S185, (1.0035); St 33 JIS G3101; JIS G3131 SS330; SPHC; SPHD BS 970-1; BS EN 10025 040A10; S185, (1.0035) NF EN 10025; NF A35-501 S185, (1.0035); A33

Q195 Steel Grades

Hot-rolled and cold-drawn seamless carbon and alloy steel tubes for oil and gas, chemical, petrochemical, power generation, heat transfer, mechanical, automotive and construction industries.
  • A- ASTM A106 /A53 / API 5L
  • B- ASTM A179 A192 seamless steel tube for heat ex-changer
  • C- ASTM A335 alloy steel pipe for high temperature service
  • ASTM A333 alloy steel pipe for low temperature service
  • D- ASTM A213  seamless ferritic and austenitic alloy-steel tube for boiler, super-heater and heat ex-changer tubes
  • E- EN10219 steel pipe for structural purpose
  • F- BS 1387 ASTM A123 ASTM F1083 for galvanized steel tube

Applications of Q195 Steel Pipe

Q195 steel pipes find extensive applications in numerous industries due to their excellent properties and affordability. Let's explore some of the common applications of Q195 steel pipes:

1. Construction Industry

In the construction industry, Q195 steel pipes are widely used for structural purposes. They are commonly employed in the construction of buildings, bridges, and infrastructure due to their high strength and durability. Q195 steel pipes provide reliable support and ensure the structural integrity of various construction projects.

2. Plumbing Systems

Q195 steel pipes are frequently utilized in plumbing systems due to their corrosion resistance and high-pressure handling capabilities. They are suitable for transporting water, gas, and other fluids in residential, commercial, and industrial buildings. Q195 steel pipes offer longevity and reliability, making them a preferred choice for plumbing applications.

3. Automotive Manufacturing

Within the automotive industry, Q195 steel pipes play a vital role in the manufacturing of various components. They are used in exhaust systems, chassis, and other structural parts due to their excellent strength-to-weight ratio and formability. Q195 steel pipes contribute to the overall safety and performance of vehicles.

4. Agricultural Machinery

Agricultural machinery relies on Q195 steel pipes for several applications. From irrigation systems to equipment manufacturing, Q195 steel pipes provide the necessary strength and resistance to withstand harsh agricultural environments. They are often used in the fabrication of agricultural tools, fencing, and support structures.

5. Furniture Manufacturing

Q195 steel pipes find applications in the furniture industry as well. 

 

Know the Steel Pipes Price

The  steel pipes price can vary depending on various factors, including the type of steel, pipe size, manufacturing process, market conditions, and supplier pricing policies. Additionally, regional factors and specific project requirements may also impact the steel pipes price. Contact us for more details steel pipes price of Q195.

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