A672 GR L75

ASTM A672 Gr L75 Pipes, Electric Fusion Welded Pipes, Carbon Steel Piping, High-Pressure Pipes, ASTM A204 Grade C Pipes

 ASTM A672 Gr L75 EFW (Electric Fusion Welded) pipes are designed to meet the demands of high-pressure applications at moderate temperatures. These pipes, fabricated from molybdenum-based carbon steel under ASTM A204 Grade C specifications, offer exceptional strength, durability, and thermal stress resistance. Kwality Steelage Pvt. Ltd., based in Mumbai, India, is a trusted manufacturer, supplier, and exporter of ASTM A672 Gr L75 pipes, catering to industries like oil and gas, petrochemicals, power generation, and construction.

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A672 GR L75

The dimensions of ASTM A672 Gr L75 pipes range from 12 inches to 64 inches in outer diameter, with wall thicknesses between 2 mm and 60 mm. Available schedules include SCH 10 to SCH XXS, ensuring compatibility with various industrial requirements. These pipes are offered in single random, double random, or custom lengths ranging from 3 meters to 18 meters. To enhance durability, surface finishes include black paint, varnish, epoxy coatings, and anti-corrosion treatments. End types such as plain, beveled, or threaded are capped with plastic protectors for safety during handling and transportation.

ASTM A672 Gr L75 pipes boast impressive mechanical properties, including a yield strength of 240 MPa and a tensile strength of 450–585 MPa. Their chemical composition includes a maximum of 0.25% carbon, 0.98% manganese, 0.64% molybdenum, and 0.45% silicon, ensuring exceptional toughness and corrosion resistance. These properties make them ideal for demanding applications in low-temperature and high-pressure environments.

Widely used across various sectors, ASTM A672 Gr L75 pipes are integral to applications such as oil and gas transmission, power plant construction, marine engineering, and chemical processing. Their ability to perform under extreme conditions makes them a preferred choice for pipelines, boilers, and structural components in critical infrastructure projects.

Kwality Steelage Pvt. Ltd. ensures that every ASTM A672 Gr L75 pipe undergoes stringent quality checks and complies with global standards, including ASTM A204. With a strong focus on customer satisfaction, the company offers customized solutions, timely deliveries, and competitive pricing, making it a reliable partner for your piping needs.

Specification Chart for ASTM A672 Gr L75 EFW Pipes

Specification Details
Size Range 12 to 64 inch NB
Schedule Thickness Range SCH 10, SCH 20, SCH 30, SCH 40, SCH 80, SCH 160, XS, XXS
Applications Oil Refineries, Petrochemical Industries, Power Plants, Marine Engineering, Fluid and Gas Transmission
Pipe Type Electric Fusion Welded (EFW)
Pipe & Tube Form Round, Hydraulic, Square, Rectangular
Material Composition Carbon Steel with Molybdenum (ASTM A204 Grade C)
End Type Plain, Beveled, Threaded
Length Options 5 to 12 meters, Single Random, Double Random, or Custom Lengths
End Protection Plastic Caps, Beveled Protector
Surface Coating Black Paint, Varnish, Galvanized, Epoxy, or Anti-Corrosion Oils

Dimensional Tolerances for ASTM A672 Gr L75 Pipes

Tolerance Type Outside Diameter (OD) Wall Thickness (WT)
Size Tolerance ±1% of specified OD +12.5% / -10% of specified WT

Mechanical Properties of ASTM A672 Gr L75 Pipes

Grade Yield Strength (Min) Tensile Strength (Min) Elongation (%)
L75 240 MPa 450-585 MPa 20-30

Chemical Composition of ASTM A672 Gr L75 Pipes

Element Maximum % Composition
Carbon (C) 0.05-0.15%
Manganese (Mn) 0.30-0.80%
Phosphorus (P) 0.025%
Sulfur (S) 0.025%
Silicon (Si) 0.10-0.50%
Molybdenum (Mo) 0.44-0.65%

Price Range (per Metric Ton)

Pipe Type Price Range (USD)
ASTM A672 Gr L75 EFW Pipes $800 – $1,500

Welding and Heat Treatment for ASTM A672 Gr L75 Pipes

Process Details
Heat Treatment Types Normalizing, Quenching, Tempering
Temperature Range 1100°C to 1250°C
Preheating Requirement 150°C
Post-Weld Heat Treatment Recommended for high-pressure environments

Differences Between ASTM A672 Gr L75 and L70 Pipes

Feature L75 L70
Carbon Content 0.05-0.15% 0.05-0.15%
Yield Strength (Min) 240 MPa 230 MPa
Applications Higher pressure services Moderate pressure services

Looking for reliable and durable ASTM A672 Gr L75 EFW Pipes? Contact Kwality Steelage Pvt. Ltd. today for customized solutions, competitive pricing, and timely delivery. Let us be your trusted partner for all piping needs!