SG Pipeline | Premium Stainless Steel Pipes & Tubes Manufacturer

Who We Are

Shengguang Stainless Steel Co., Ltd. is a globally recognized leader in the production and supply of high-performance stainless steel, duplex stainless, super nickel alloy, and titanium pipes and tubes.

Trusted Expertise Since 2005

With over 20 years of experience, we serve a diverse range of industries including oil & gas, power energy, construction, water & sewage, chemical, and mining.

Our facility spans 40,000 square meters and employs more than 300 skilled professionals dedicated to quality, innovation, and customer satisfaction.

ISO-Certified Manufacturing
Global Supply Network
Advanced Inspection & Testing

Our Premium Products

Engineered for performance, durability, and reliability across the most demanding industrial environments.

TP304 / TP304L Seamless Pipe

Austenitic stainless steel with excellent corrosion resistance, weldability, and formability. Ideal for general industrial applications.

Grades: 304, 304L, 304H
Carbon: <0.03% (L), >0.05% (H)
Applications: Chemical, Food Processing

TP316L / TP316Ti

Molybdenum-enhanced stainless steel offering superior resistance to pitting and crevice corrosion, especially in chloride environments.

UNS S31635, 1.4571
Resistant to oxidation up to 925°C
Not recommended for hot seawater

TP321 / TP321H / TP347

Titanium or Niobium-stabilized grades resistant to intergranular corrosion after exposure to 425–850°C.

Stabilized with Ti (321) or Nb (347)
Up to 900°C high-temperature strength
Used in aerospace and heat exchangers

TP2205 / TP2507 Duplex

Duplex and super duplex stainless steels with high yield strength and excellent corrosion resistance.

Yield strength 2x austenitic SS
Grades: 2205, 2507, S32750
Reduces wall thickness by 30–50%

TP310S High-Temperature Tube

Designed for extreme heat environments with excellent scaling, corrosion, and creep resistance.

UNS S31008, 253MA (S30815)
Continuous service up to 1150°C
Used in furnaces and incinerators

Seamless Heat Exchanger Tube

Precision-engineered tubes for high-efficiency heat transfer in power plants and chemical processing.

Available in 304, 316L, 321, 310S
OD: 6–76mm, Wall: 0.5–10mm
ASTM, ASME, GB standards

Welded Pipe

Industrial Stainless Steel Welded Pipe

High-frequency welded pipes with consistent weld integrity and dimensional accuracy.

Grades: 304, 316L, 321, 310S
Diameter: 1/2" to 48"
Applications: Construction, Water Systems

Pipe Fittings

Stainless Steel Pipe Fittings

Elbows, tees, reducers, and caps in various grades and sizes for seamless integration.

Materials: 304, 316L, 321, 2205
Standards: ANSI, DIN, JIS
Pressure ratings up to 6000 PSI

View Full Product Catalog

Why Choose SG Pipeline?

Quality Assurance

Rigorous inspection and testing protocols ensure every product meets international standards.

High Performance

Engineered for extreme temperatures, pressures, and corrosive environments.

Global Reach

Trusted by clients in over 60 countries with reliable logistics and support.

Cost Efficiency

Optimized materials and thinner walls reduce system weight and installation costs.

Our Industrial Applications

Delivering performance across critical sectors worldwide.

Oil & Gas

Corrosion-resistant tubing for offshore platforms, refineries, and pipelines.

Power Energy

Heat exchanger tubes and boiler components for thermal and nuclear plants.

Construction

Structural and architectural stainless steel piping systems.

Water & Sewage

Durable, hygienic pipes for desalination and wastewater treatment.

Chemical

High-purity tubing resistant to aggressive chemicals and solvents.

Mining

Abrasion-resistant pipes for slurry and mineral transport.

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SG Pipeline – Global Leader in Stainless Steel & Alloy Tubing