309/309S Stainless Steel Pipe
PRODUCT DESCRIPTION
309/309S Stainless Steel Pipe Description
309 and 309S are austenitic chromium-nickel stainless steels that are typically used for higher temperature applications. Due to its high chromium and nickel content, 309 and 309S alloys have a high degree of corrosion resistance, excellent oxidation resistance and excellent heat resistance, while providing good strength at room temperature and high temperature. The only significant difference between 309 and 309S is the carbon content. The 309S alloy has less carbon, which minimizes carbide precipitation and improves weldability.
Product Parameters
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Product Name |
309/309S Stainless Steel Pipe |
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Type |
Steel Pipe |
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Outer diameter |
Round Tube |
4mm-200mm |
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Square Tube |
10*10mm-100*100mm |
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Rectangular Tube |
10*20mm-50*100mm |
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Wall Thickness |
0.6mm-6.0mm |
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Length |
1-6 meters, Length can be customized |
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Standard |
ASTM, AISI, JIS, GB, DIN, EN, etc. |
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Surface |
Black, Bright Polished, Rough Turning, Matt Surface Treatment, No. 4. BA, etc. |
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Scope of Application |
Common applications for stainless steel pipes include food processing, Textile operations, Breweries, Water treatment plants, Oil and gas processing, Fertilizers and pesticides, Chemical applications, Construction, Pharmaceuticals, Auto parts, etc. |
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Certificate |
ISO, SGS, BV, etc. |
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Production Technology |
Hot Rolling, Cold Rolling |
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Edge Processing |
Edging, Trimming |
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Chemical Composition
|
C |
Si |
Mn |
Cr |
Ni |
S |
P |
|
≤ 0.08 |
≤ 0.75 |
≤ 2.0 |
22.0~24.0 |
12.0~15.0 |
≤ 0.03 |
≤ 0.045 |
Mechanical Properties
|
Tensile Strength Kb (MPa) |
Yield Strength σ0.2 (MPa) |
Elongation D5 (%) |
Hardness |
|
≥515 |
≥205 |
≥35 |
≤ 217HB |
Physical Performance
|
Density(g/cm³) |
Modulus of Elasticity(Gpa) |
Coefficient of Thermal Expansion(10-6/°C) |
Coefficient of Thermal Conductivity(W/m*K) |
Resistivity(ΜΩ. cm) |
|
7.98 |
200 |
14.9 |
15.6 |
78 |
PACKAGING AND DELIVERY
We can provide,
wooden pallet packaging,
Wooden packing,
Steel strapping packaging,
Plastic packaging and other packaging methods.
We are willing to package and ship products according to the weight, specifications, materials, economic costs and customer requirements.
We can provide container or bulk transportation, road, rail or inland waterway and other land transportation methods for export. Of course, if there are special requirements, we can also use air transportation

FACTORY APPEARANCE
“Sinoforce Steel Group Limited”, as a directly steel trade export company & long term strategic parter of Shandong Jingpai, we focus on the development of high corrosion resistance, super corrosion resistance, self-repairing and easy-to-form coating steel products, and has accumulated more than ten years of rich practical experience in coating steel products.
WHY CHOOSE US
Industry Experience
We have more than 10 years of experience in coating steel.
Quality Assurance
Passed ISO9001 quality management system certification.
Fast Delivery
Provide customers with integrated steel supply chain services.
Quality Service
Excellent product quality and efficient and perfect after-sales service.
PRODUCTION LINE
The company has 1 hot-dipped galvanized production lines, 1 hot-dipped galvalume production lines, and 1 pre-painted production line, with an annual output of 600 thousand tons. The company has passed the ISO9001 quality management system certification, and the factory has a quality inspection center certified by CMA.
Galvanized Steel Production Lines
Galvanized Steel Production Lines
Galvanized Steel Production Lines
Galvanized Steel Production Lines
Galvanized Steel Production Lines
Galvanized Steel Production Lines
Galvalume Steel Production Lines
Galvalume Steel Production Lines
Galvalume Steel Production Lines
Galvalume Steel Production Lines
Galvalume Steel Production Lines
Galvalume Steel Production Lines
Prepainted Production Lines
Prepainted Production Lines
Prepainted Production Lines
Prepainted Production Lines
Prepainted Production Lines
Prepainted Production Lines
TESTING EQUIPMENT
The company has 1 hot-dipped galvanized production lines, 1 hot-dipped galvalume production lines, and 1 pre-painted production line, with an annual output of 600 thousand tons. The company has passed the ISO9001 quality management system certification, and the factory has a quality inspection center certified by CMA.
The company has passed the ISO9001 quality management system certification, and the factory has a quality inspection center certified by CMA. With excellent product quality and efficient and perfect after-sales service, it has maintained a long-term and stable strategic cooperative relationship with more than a hundred large and medium-sized enterprises at home and abroad. The products are sold to more than 20 provinces, municipalities and autonomous regions in China, and exported to more than 50 countries and regions such as Africa, the Middle East, Central and South America, Southeast Asia, and Central Asia, winning the general recognition and brand reputation of the domestic and foreign markets.
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