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ASTM A790 UNS S32750 Seamless Austenitic Stainless Super Duplex Steel Pipe for Oil and Gas Applications

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ASTM A790 UNS S32750 Seamless Austenitic Stainless Super Duplex Steel Pipe for Oil and Gas Applications

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Brand Name :	YUHONG
Model Number :	ASTM A790 UNS S32750
Certification :	ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008
Price :	Negotiable
Payment Terms :	L/C, T/T
Supply Ability :	1500 tons per month
Delivery Time :	15-30days

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ASTM A790 UNS S32750 Seamless Austenitic Stainless Super Duplex Steel Pipe for Oil and Gas Applications

ASTM A790 UNS S32750 Seamless Austenitic Stainless Super Duplex Steel Pipe for Oil and Gas Applications

YUHONG GROUP is a leading manufacturer of high-performance stainless steel and duplex pipes, with over 30 years of expertise in serving the global oil & gas industry. Our ASTM A790 UNS S32750 Seamless Super Duplex Steel Pipes are engineered for the most demanding subsea and sour service applications.

Heat Treatment Specifications for S32750

Parameter	Requirement
UNS Designation	S32750
Type	2507
Heat Treatment Temperature	1880–2060°F (1025–1125°C)
Quenching Method	Rapid cooling in air or water
Material Standard	ASTM A270/A270M (as referenced in the original table)

Chemical Composition of UNS S32750

Element	Requirement (%)
Carbon (C), max	0.03
Manganese (Mn), max	1.2
Phosphorus (P), max	0.035
Sulfur (S), max	0.02
Silicon (Si), max	0.8
Nickel (Ni)	6.0–8.0
Chromium (Cr)	24.0–26.0
Molybdenum (Mo)	3.0–5.0
Nitrogen (N)	0.24–0.32
Copper (Cu), max	0.5
Tungsten (W)	0.50–1.00

Mechanical Properties of UNS S32750

Property	Requirement
UNS Designation	S32750
Type	2507
Tensile Strength, min	116 ksi [800 MPa]
Yield Strength, min	80 ksi [550 MPa]
Elongation, min	15%
Hardness, max (HBW)	300
Hardness, max (HRC)	32

Advantages of S32750 in Oil & Gas Applications

1.Exceptional Strength for High-Pressure Environments
2.Superior Resistance to Stress Corrosion Cracking (SCC)
3.Outstanding Wear and Erosion Resistance
4.Balanced Ductility for Fabrication
5.Cost-Effective Alternative to Nickel Alloys
6.Performance in Sour Service
7.Temperature Versatility

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