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Golden Steel Material is a premier ISO-certified stockist based in Al Jubail. We supply high-performance pipes, fittings, valves, and flanges to the Oil & Gas and Industrial sectors across Saudi Arabia and the GCC.

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Al Jubail 35526, Saudi Arabia

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info@gtesaudi.com
+966 54 662 1439
Al Jubail 35526, Saudi Arabia

Incoloy 925 Tubes

Sizes: 1/8" OD to 8" OD (3.18mm to 203.2mm)

WT (Thickness): 0.5mm to 12mm (Sch 5S to Sch 160)

Type: Seamless (ASTM B423), Welded (ASTM B751)

Standard: ASTM B423, ASTM B751

Length: Standard 6m, Cut-to-Length, Precision Pieces

Surface Finish: Age-Hardened, Solution Annealed, Pickled

Ends: Plain Ends, Beveled Ends

Origin: Global Stock: USA, Germany, Japan, India

goldenislands.com.sa

Golden Steel Material is a premier Incoloy 925 Tubes Supplier in Saudi Arabia, catering to industries that demand the ultimate synergy of mechanical strength and corrosion immunity. Incoloy 925 (UNS N09925) is a precipitation-hardenable nickel-iron-chromium-molybdenum-copper alloy designed to deliver superior yield strength after age-hardening. By combining the excellent corrosion resistance inherent to the Incoloy family with the ability to be strengthened through heat treatment, Alloy 925 provides unparalleled performance in the most taxing oil and gas downhole environments, high-pressure processing lines, and critical fastener applications.

As a specialized Incoloy 925 seamless tube stockist, we supply tubing engineered to withstand the dual-threat of sour gas service (H2S) and extreme mechanical loading. This alloy’s distinct ability to resist chloride stress-corrosion cracking (SCC) while maintaining structural integrity under high-pressure conditions makes it the preferred material for wellhead components, tool joints, and high-strength piping in the Jubail and Yanbu industrial clusters. By utilizing a controlled aging process, our Incoloy 925 tubes offer the high-performance structural baseline required for critical subsurface production and high-heat process machinery.

We serve as a trusted Incoloy 925 Tubes exporter in Saudi Arabia, delivering material that meets the stringent requirements of global oilfield service companies and petrochemical EPC contractors. Every batch is supported by MTC EN 10204 3.1 certification and undergoes rigorous quality protocols, including hardness testing, PMI (Positive Material Identification), and hydrostatic validation. Whether your project involves developing new oilfield assets, refurbishing high-stress valve assemblies, or upgrading critical infrastructure for sour service applications, our team provides the technical-grade, age-hardened alloys necessary to ensure long-term equipment safety and operational uptime.

Incoloy 925 Tubes Features

» Certification: MTC EN 10204 3.1 & NABL certified
» Standards: Compliant with ASTM B423 & ASTM B751
» Age-Hardenable: Precipitation-hardened for superior yield strength and hardness
» Sour Service Compliant: Engineered for NACE MR0175 / ISO 15156 (H2S environment)
» Chloride Resistance: Exceptional resistance to stress-corrosion cracking (SCC) in brine & chloride environments
» Testing: 100% Hydrostatic, Ultrasonic, and PMI (Positive Material Identification)
» Local Stock: Ready supply in Riyadh, Dammam, and Jubail
» Processing: Custom cutting, beveling, and precision end-finishing

Approved Incoloy 925 Tubes Supplier in Saudi Arabia

Incoloy 925 Seamless Tube Supplier

Incoloy 925 Welded Tube

Incoloy 925 Tubing Bends

Incoloy 925 Tubes Specification

Product Identity

Alloy: Incoloy 925
UNS: N09925
Standards: ASTM B423, ASTM B751
ASME: SB423

Age-Hardening (Precipitation)

Feature: Heat-treatable to increase strength.
Advantage: Combines corrosion resistance with high mechanical hardness.

Sour Service Compliance

Standard: NACE MR0175 / ISO 15156.
Advantage: Certified for environments containing H2S.

Nickel Content (Ni)

Requirement: 42.0% – 46.0%
Role: Ensures stability and resistance to chloride stress-corrosion.

Chromium (Cr) Content

Requirement: 19.5% – 22.5%
Role: Essential for oxidation and pitting resistance.

Molybdenum (Mo) Content

Requirement: 2.5% – 3.5%
Role: Critical for pitting/crevice corrosion immunity.

Ti & Al Content

Ti: 1.9% – 2.4% | Al: 0.1% – 0.5%
Significance: Essential alloying elements for the aging process.

Size Availability

OD Range: 1/8" to 8" (3.18mm to 203.2mm)
Wall Thickness: 0.5mm to 12mm
Forms: Seamless

Chloride Resistance

Performance: Immune to chloride SCC.
Advantage: Reliable in brine and deep-well environments.

Mechanical Hardness

Property: High Rockwell C-scale hardness.
Advantage: Resists wear and erosion in high-velocity flows.

Tensile Strength (Aged)

Typical: >900 MPa (130 ksi)
Performance: Industry-leading strength for downhole tools.

Yield Strength (Aged)

Typical: >650 MPa (95 ksi)
Stability: Critical for high-pressure structural integrity.

Weldability

Methods: TIG, MIG, Plasma.
Requirement: Excellent stability for high-stress connections.

Mandatory Testing

Tests: Hydrostatic, Hardness, PMI (Positive Material Identification).
Advantage: Ensures full compliance with O&G safety codes.

Traceability

Certification: EN 10204 3.1 MTC.
Traceability: Full heat-lot stamping; essential for auditing.

Incoloy 925 Tubes Detailed Specifications

Technical Product Details
Item / Trade Name	Incoloy Alloy 925 Tube \| Incoloy 925
Available Grades	Inconel 600 (UNS N06600), 601 (N06601), 617, 625 (N06625), 718 (N07718), 740, X-750 (N07751), Incoloy 20, 330, 800 (N08800), 800H (N08810/11), 800HT, 825 (N08825), 925
Standards & Specifications	ASTM / ASME SB 163, 167, 517, 704, 705, 161, 165, 444, 622, 677, 722, 729, 730 \| AMS 5581 \| GB, ISO, EN, JIS
Tube Type	Seamless, Welded (ERW), Fabricated, LSAW Tubes
Size Range (Seamless)	6.35 mm OD to 101.6 mm OD (As per ASTM B163)
Size Range (Welded/ERW)	6.35 mm OD to 152 mm OD (As per ASTM B730)
General Dimensions	OD: 10mm - 219mm \| Length: 1000mm - 15000mm
Wall Thickness	0.5mm to 60mm \| SWG: 10, 12, 14, 16, 18, 20 Swg
Condition & Finish	Condition: Hard (Y) / Soft (M) Finish: Polished, Annealed & Pickled (AP), Bright Annealed (BA), MF
Form & End Connection	Form: Round, Coil, ‘U’ Shape, Square, Rectangular Ends: Plain End, Beveled End, Threaded
Inspection & Testing	Ultrasonic Testing, Non-Destructive Electric Test, Hydrostatic, Eddy Current, Flattening, Flaring, Visual Surface Inspection, Dimensional Inspection, Tensile Properties, Chemical Analysis, Bend Test, Heat Treatment, Hardness, I.C. Test
Certification	ISO EN 10204 3.1 / 3.1B / 3.2, PED, DNV, TUV Certified
Marking	Standard, Grade, OD, Thickness, Length, Heat No. (Custom Marking available upon request)
Delivery & Origin	Delivery: Specialized in Shutdown, Emergency, and Project Rush Demands Origin: American, Russian, Japanese, Chinese Standard stock

Types of Incoloy 925 Tubes

Incoloy 925 Precision Tubes

Incoloy 925 Heat Exchanger Tube

Incoloy 925 Cold Drawn Seamless Tube

Incoloy 925 Extruded Seamless Tube

Incoloy 925 Round Tube

Incoloy 925 Capillary Tube

High Quality Incoloy 925 Seamless Tube
Incoloy 925 Square Tube
Incoloy 925 Round Tube
Incoloy 925 Rectangular Tube
Incoloy 925 Triangle Tube
Incoloy 925 Hexagonal Tube
Incoloy 925 Hollow Tubes Suppliers
Incoloy 925 thermocouple Tube
Incoloy 925 Cold Drawn Tube
Incoloy 925 ERW Tube
Incoloy 925 Colour Coated Pipe
Incoloy 925 Welded Pipe
Incoloy 925 Secondary & Surplus Pipe
Incoloy 925 Outside Polished Tube
ASTM/ASME B167 Incoloy 925 Capillary Pipe
Incoloy 925 EFW Pipe
Incoloy 925 Boiler Tubes
Incoloy 925 Cold Drawn Tube
Incoloy 925 U Shaped Tube
Incoloy 925 Protection tube
Incoloy 925 Cold Drawn Seamless pipe
Incoloy 925 Cold Drawn Seamless tube
Incoloy 925 Extruded Seamless Pipe
Incoloy 925 Extruded Seamless Tube
Incoloy 925 Round Tube
Incoloy 925 Heat Exchanger Tube
Incoloy 925 Square Tube
Incoloy 925 Coiled Tubing

Alloy 601 Pipe/ Tube
Incoloy 925 Electropolished Pipe & Tubes
Incoloy 925 Hollow Pipe Manufacturer & Suppliers
ASTM/ASME B167 Incoloy 925 Capillary Tubes
Incoloy 925 U Shaped Tube
Inconel Alloy 601 Pipe/ Tube
Incoloy 925 Tubing
Incoloy 925 Oil Tube
WERKSTOFF NR.2.4851 Pipe, Tubes
UNS N06601 Pipe, Tubes
AFNOR NC23FeA Pipe, Tubes
GOST XH60BT 28-2,5-1,5 Pipe, Tubes
JIS NCF 601 Pipe, Tubes
BS NA 49 Pipe, Tubes
OR ЭИ868 Pipe, Tubes
EN NiCr23Fe Pipe, Tubes
Incoloy 925 Triangle Tube
Incoloy 925 Secondary & Surplus Tube
Incoloy 925 High-strength capillary tubing
Incoloy 925 Tubería
Incoloy 925 Tubo
Incoloy 925 Precision tubes
Incoloy 925 Capillary tube
Hot finished seamless Incoloy 925 tubing (HFS)
Cold drawn seamless Incoloy 925 tubing (CDS)
Incoloy 925 Electric resistance welded (ERW)

Incoloy 925 Tubes Chemical Composition

Element	Composition Percentage (%)
Nickel (Ni)	38.0 – 46.0
Chromium (Cr)	19.5 – 23.5
Iron (Fe)	Balance
Molybdenum (Mo)	2.5 – 3.5
Titanium (Ti)	1.5 – 2.4
Copper (Cu)	1.5 – 3.0
Aluminum (Al)	0.15 – 0.5
Manganese (Mn)	1.0 Max
Silicon (Si)	0.5 Max
Niobium (Nb)	0.5 Max
Carbon (C)	0.03 Max
Sulphur (S)	0.03 Max

Incoloy 925 Tubes Mechanical Properties

Physical Properties

Property	Value / Specification
Density	8.08 g/cm³ (0.292 lb/in³)
Melting Point	1311 – 1366 °C
Tensile Strength (Rm)	650 N/mm²
Yield Strength (Rp0.2)	295 N/mm²
Elongation (A5)	35%

International Grade Designations of Incoloy 925 Tubes

Standard Organization	Designation / Grade
UNS	N09925
Werkstoff Nr.	1.4883
JIS (Japanese)	NCF 925
GB/T (Chinese)	0Cr22Ni42Mo3Ti
ISO	Alloy 925 / N09925
GOST (Russian)	ЭП760 (EP760)

Incoloy 925 Tube Schedule Chart & Wall Thickness

NPS (in)	Outside Diameter (in)	Incoloy 925 Wall Thickness per Schedule (in)
		SCH 10	SCH 20	SCH 30	SCH STD	SCH 40	SCH 60	SCH XS	SCH 80	SCH 100	SCH 120	SCH 140	SCH 160	SCH XXS
		1/8	0.405	-	-	-	0.068	0.068	-	0.095	0.095	-	-	-	-	-
1/4	0.540	-	-	-	0.088	0.088	-	0.119	0.119	-	-	-	-	-
3/8	0.675	-	-	-	0.091	0.091	-	0.126	0.126	-	-	-	-	-
1/2	0.840	-	-	-	0.109	0.109	-	0.147	0.147	-	-	-	0.187	0.294
3/4	1.050	-	-	-	0.113	0.113	-	0.154	0.154	-	-	-	0.219	0.308
1	1.315	-	-	-	0.133	0.133	-	0.179	0.179	-	-	-	0.250	0.358
1 1/4	1.660	-	-	-	0.140	0.140	-	0.191	0.191	-	-	-	0.250	0.382
1 1/2	1.900	-	-	-	0.145	0.145	-	0.200	0.200	-	-	-	0.281	0.400
2	2.375	-	-	-	0.154	0.154	-	0.218	0.218	-	-	-	0.344	0.436
2 1/2	2.875	-	-	-	0.203	0.203	-	0.276	0.276	-	-	-	0.375	0.552
3	3.500	-	-	-	0.216	0.216	-	0.300	0.300	-	-	-	0.438	0.600
3 1/2	4.000	-	-	-	0.226	0.226	-	0.318	0.318	-	-	-	-	-
4	4.500	-	-	-	0.237	0.237	-	0.337	0.337	-	0.438	-	0.531	0.674
5	5.563	-	-	-	0.258	0.258	-	0.375	0.375	-	0.500	-	0.625	0.750
6	6.625	-	-	-	0.280	0.280	-	0.432	0.432	-	0.562	-	0.719	0.864
8	8.625	-	0.250	0.277	0.322	0.322	0.406	0.500	0.500	0.594	0.719	0.812	0.906	0.875
10	10.750	-	0.250	0.307	0.365	0.365	0.500	0.500	0.594	0.719	0.844	1.000	1.125	1.000
12	12.750	-	0.250	0.330	0.375	0.406	0.562	0.500	0.688	0.844	1.000	1.125	1.312	1.000
14	14.000	0.250	0.312	0.375	0.375	0.438	0.594	0.500	0.750	0.938	1.094	1.250	1.406	-
16	16.000	0.250	0.312	0.375	0.375	0.500	0.656	0.500	0.844	1.031	1.219	1.438	1.594	-
18	18.000	0.250	0.312	0.438	0.375	0.562	0.750	0.500	0.938	1.156	1.375	1.562	1.781	-
20	20.000	0.250	0.375	0.500	0.375	0.594	0.812	0.500	1.031	1.281	1.500	1.750	1.969	-
22	22.000	0.250	0.375	0.500	0.375	-	0.875	0.500	1.125	1.375	1.625	1.875	2.125	-
24	24.000	0.250	0.375	0.562	0.375	0.688	0.969	0.500	1.219	1.531	1.812	2.062	2.344	-
30	30.000	0.312	0.500	0.625	0.375	-	-	0.500	-	-	-	-	-	-
32	32.000	0.312	0.500	0.625	0.375	0.688	-	-	-	-	-	-	-	-
34	34.000	0.312	0.500	0.625	0.375	0.688	-	-	-	-	-	-	-	-
36	36.000	0.312	0.500	0.625	0.375	0.750	-	-	-	-	-	-	-	-
42	42.000	-	0.500	0.625	0.375	0.750	-	-	-	-	-	-	-	-

Industrial Locations & Keywords

Industrial Locations & Keywords
Riyadh Industrial Cities (1st, 2nd, 3rd & Sudair)
Jeddah Industrial Cities (1st, 2nd & 3rd)
Dammam Industrial Areas (1st, 2nd & 3rd)
Jubail Industrial City
Yanbu Industrial City
Rabigh Industrial City
Al Khobar Industrial Area
Al Ahsa Industrial City
Madinah Industrial City
Makkah Industrial City
Taif Industrial City
Tabuk Industrial City
Jazan Industrial City
Industrial supplier in Saudi Arabia
Pipe fittings supplier in Jubail / Dammam / Riyadh
Flange and valve supplier Saudi Arabia
Fast delivery industrial materials KSA