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[China]
Trade Verify
Address: Suite 1004, Hongan Plaza, #258 Die Yuan Road, Yinzhou District, Ningbo City, China
Contact name:Richard SHEN
TORICH INTERNATIONAL LIMITED |
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Verified Suppliers
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C | Si | Mn | P | S | Ni | Cr | Mo | N |
≦0.030 | ≦1.00 | ≦2.00 | ≦0.030 | ≦0.015 | 4.50~6.50 | 21.00~23.00 | 2.90~3.50 | 0.14~0.20 |
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DUPLEX 2205 | 304 | 316L | REMARKS | ||
resistance to corrosion | Corrosion resistance of chlorinated chloride | >1000 | 47 | 152 | 40%Cacl2 100℃ Cause corrosion cracking time(h) |
PREN | 35.4 | 18.4 | 25.9 | PREN The greater the coefficient, the stronger the hole erosion | |
Intercrystalline corrosion | very good | good | ok | ||
Uniform corrosion resistance g.(m2.h)-1 | 0.021 | 57 | 12.1 | 20%H2So4 60℃ 100h | |
Fatigue resistance ≥ | very good | good | ok | ||
Mechanical properties | Tensile strength Rm((Mpa)≥ | 620 | 485 | 485 | 1020-1100℃ Water quenching |
yield strength Rp0.2(Mpa)≥ | 450 | 170 | 170 | 1020-1100℃ Water quenching | |
elongation A50(%)≥ | 25 | 40 | 40 | 1020-1100℃ Water quenching | |
Hardness (b/l) ≤ | 290/30.5 | 187/90 | 187/90 | 1020-1100℃ Water quenching | |
Physical properties | Coefficient of thermal conductivity w/(m. ℃) | 19 | 18 | 15 | 20-100℃ |
Linear expansion coefficient(10-5/℃) | 13.7 | 16 | 16 | 20-100℃ | |
Welding performance | The line thermal tendency coefficient is small, need not preheat
before welding, do not need heat treatment after welding, can be
welded with 304 stainless steel | In principle, no welding and preheating should be done | Welding is prone to high temperature cracks | ||
Integrated performance comparison | very good | good | good |
DUPLEX 2205 STAINLESS STEEL PIPE APPLICATIONS:
▲ Neutral chloride environment,
▲ oil refining industry,
▲ petrochemical and chemical industry,
▲ chemical industrial pipelines,
▲ oil and gas industry,
▲ pulp and paper industry
▲ urea fertilizer industry,
▲ phosphate fertilizer industry,
▲ the water environment,
▲ energy and environmental protection industry,
▲ light industry and food industry,
▲ food and pharmaceutical industry equipment,
▲ high strength structure
Company Introduction:
Packaging and Delivery:
FAQ:
Q: Are you trading company or manufacturer?
A: We are a professional steel pipes materials manufacturer.
Q: How long is your delivery time?
A: Generally it takes 7-14 days if the goods are in stock or 30-60 days if there is no stock, this mainly depends on quantity.
Q: Do you provide free sampleas?
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
Q: What is your terms of payment?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T
in advance ,balance before shippment.
If you have another question, pls feel free to contact us.
