Super 13Cr Seamless Martensitic Stainless Steel Pipe & Tube

Super 13Cr Seamless Martensitic Stainless Steel Pipe & Tube

Super 13Cr Seamless Martensitic Stainless Steel Pipe & Tube represents a pinnacle of engineering for demanding applications in the oil and gas industry. Known for its exceptional corrosion resistance in high-chloride environments and resistance to hydrogen sulfide-induced stress corrosion cracking, Super 13Cr alloys such as UNS S41425, S41426, and S41427 offer robust mechanical properties including high tensile and yield strengths coupled with superior hardness. These attributes make them indispensable for downhole and subsea operations where reliability, durability, and performance under extreme conditions are paramount. Engineered to exacting standards, Super 13Cr tubing ensures critical integrity in wells and pipelines, contributing significantly to the safety and efficiency of global energy operations.

Chemical Composition of Super 13Cr Seamless Martensitic Stainless Steel Pipe & Tube

S41425	C	Si	Mn	P	S	Cr	Ni	Mo	Cu	N	Fe
Min	—	—	0.50	—	—	12.00	4.00	1.50	—	0.06	0.00
Max	0.05	0.50	1.00	0.02	0.005	15.00	7.00	2.00	0.30	0.12	0.00
S41426	C	Si	Mn	P	S	Cr	Ni	Mo	Ti	V	Fe
Min	—	—	—	—	—	11.50	4.50	1.50	0.01	—	0.00
Max	0.03	0.50	0.50	0.02	0.005	13.50	6.50	3.00	0.50	0.50	0.00
S41427	C	Si	Mn	P	S	Cr	Ni	Mo	Ti	V	Fe
Min	—	—	—	—	—	11.50	4.50	1.50	—	0.10	0.00
Max	0.03	0.50	1.00	0.02	0.005	13.50	6.00	2.50	0.01	0.50	0.00

Mechanical Properties of Super 13Cr Seamless Martensitic Stainless Steel Pipe & Tube

Condition: 95 KSI 0.2% P.S.
U.T.S	105 KSI Min	(724 N/mm2)
0.2% Proof Stress	95 KSI Min	(655 N/mm2)
Elongation	18 %
CVN Impacts @ -10°C (14°F)	40 Joules	(40 ft-lbf)
Hardness	28 HRC

Condition: 110 KSI 0.2% P.S.
U.T.S	125 KSI Min	(862 N/mm2)
0.2% Proof Stress	110 KSI Min	(758 N/mm2)
Elongation	15 %
CVN Impacts @ -10°C (14°F)	55 Joules	(40 ft-lbf)
Hardness	33 HRC

Specifications

Standard	Super 13Cr Seamless Martensitic Stainless Steel Pipe & Tube
Steel Grade/Material	Super 13Cr (UNS S41425, S41426, S41427), X2CrNiMoV13-5-2, EN 1.4415
Pipe Manufacturing Standard	EN 10294-1, EN 10297-1/2, ISO 13680:2024, NACE MR0175/ISO 15156
Outer Diameter(OD)	20 – 660mm
Wall Thickness(WT)	2.5 -75mm
Length	6000 – 12000mm
Packing	Plain Ends, Bundled or Loosely Packed
Regular OD	102mm, 108mm, 114mm, 121mm, 127mm, 133mm, 140mm, 146mm, 152mm, 159mm, 165mm, 168mm, 178m, 180mm, 194mm, 203mm, 219mm, 245mm, 273mm, 299mm, 351mm
Section Shape	Round
Technique	Seamless hot rolled
Delivery Conditions	As-rolled, Annealed, QT, Normalized
Place of Origin	Made in China
MOQ	25 Tons
Transportation	Railway, By Sea

Applications of Super 13Cr Seamless Martensitic Stainless Steel Pipe & Tube

Super 13Cr seamless martensitic stainless steel pipe & tube has various applications, particularly in environments where high strength, good corrosion resistance, and high temperature tolerance are essential.

Oil and Gas Industry:
Well Casing and Tubing: Used for downhole casing and tubing in oil and gas wells due to its excellent corrosion resistance in sweet CO2 environments and moderate resistance in H2S environments.
Flowlines and Pipelines: Suitable for transporting oil, gas, and other fluids, especially in environments containing sweet CO2.
Completion Equipment: Employed in subsurface safety valves, packers, and other downhole completion tools due to its high strength and corrosion resistance.

Chemical and Petrochemical Industry:
Process Piping: Utilized in chemical processing plants where corrosive substances are handled.
Heat Exchangers: Employed in heat exchanger tubes due to their ability to withstand high temperatures and corrosive environments.

Power Generation:
Condenser Tubing: Used in power plant condensers where high strength and corrosion resistance are required.
Feedwater Heaters: Suitable for feedwater heater tubes due to their high temperature and pressure tolerance.

Aerospace and Defense:
Structural Components: Used in aerospace structural components where high strength-to-weight ratio and corrosion resistance are crucial.
Engine Parts: Suitable for components in aircraft engines due to its ability to maintain properties at high temperatures.

Automotive Industry:
Exhaust Systems: Used in high-performance exhaust systems where resistance to high temperatures and corrosive gases is needed.
Turbocharger Components: Employed in turbocharger parts due to their high strength and temperature resistance.

Marine Applications:
Shipbuilding: Used in shipbuilding for various structural components exposed to seawater.
Offshore Structures: Suitable for offshore platforms and other structures exposed to harsh marine environments.

General Industrial Applications:
Machinery Components: Used in the manufacture of high-strength, corrosion-resistant mechanical components.
Pressure Vessels: Employed in pressure vessels where both high strength and corrosion resistance are required.