EN 10216-5 Seamless Stainless Steel Tubes

Grade: 1.4301, 1.4306, 1.4307, 1.4948, 1.4401, 1.4436, 1.4404, 1.4571, 1.4435, 1.4541, 1.4941, 1.4550, 1.4961, 1.4539, 1.4529, 1.4547, 1.4563, 1.4958, 1.4959, 1.4961, 1.4462, 1.4362, 1.4507, 1.4410, 1.4501
Manufacturing Methods: hot-finished or cold-finished
OD: 6 – 1016mm WT: 1 – 14.2mm L: 6000-12000mm

EN 10216-5 Seamless Stainless Steel Tubes

Golden Sunbird Metals supplies EN 10216-5 seamless stainless steel tubes for pressure applications that demand high strength, excellent corrosion resistance, and reliable performance. Produced in hot-finished or cold-finished conditions, these seamless tubes are available in a broad range of stainless steel grades, including austenitic, ferritic, martensitic, duplex, and heat-resisting materials. With an outer diameter from 6 to 1016 mm, wall thickness from 1 to 14.2 mm, and lengths of 6000 to 12000 mm, they are well suited for boilers, heat exchangers, condensers, steam lines, chemical processing systems, and other high-pressure equipment. Multiple delivery conditions are available, including hot finished heat treated and descaled, cold finished heat treated and descaled, bright annealed, ground, and polished, helping meet different service and surface requirements. Backed by strict inspection and certification options, Golden Sunbird Metals provides dependable EN 10216-5 stainless steel tubing for demanding industrial projects.

EN 10216-5 Seamless Stainless Steel Tubes Chemical Composition (wt.%)

Steel Grade	C	Si	Mn	P	S	Cr	Mo	Ni	N	Others
1.4301	≤0.07	≤1.00	≤2.00	≤0.045	≤0.015	17.5-19.5		8.0-10.5
1.4306	≤0.03	≤1.00	≤2.00	≤0.045	≤0.015	18.0-20.0		10.0-12.0
1.4307	≤0.03	≤1.00	≤2.00	≤0.045	≤0.015	17.5-19.5		8.0-10.5
1.4948	≤0.12	≤1.00	≤2.00	≤0.045	≤0.015	17.0-19.0		8.0-11.0
1.4401	≤0.07	≤1.00	≤2.00	≤0.045	≤0.015	16.5-18.5	2.0-2.5	10.5-13.5
1.4436	≤0.07	≤1.00	≤2.00	≤0.045	≤0.015	16.5-18.5	2.5-3.0	10.5-13.0
1.4404	≤0.03	≤1.00	≤2.00	≤0.045	≤0.015	16.5-18.5	2.0-2.5	10.0-13.0
1.4571	≤0.08	≤1.00	≤2.00	≤0.045	≤0.015	16.5-18.5	2.0-2.5	10.5-13.5		Ti: 5xC to 0.70
1.4435	≤0.03	≤1.00	≤2.00	≤0.045	≤0.015	17.0-19.0	2.5-3.0	12.5-15.0
1.4541	≤0.08	≤1.00	≤2.00	≤0.045	≤0.015	17.0-19.0		9.0-12.0		Ti: 5xC to 0.70
1.4941	≤0.08	≤1.00	≤2.00	≤0.045	≤0.015	17.0-19.0		9.0-12.0
1.4550	≤0.08	≤1.00	≤2.00	≤0.045	≤0.015	16.5-18.5	2.5-3.0	10.5-13.5		Ti: 5xC to 0.70
1.4961	≤0.10	≤1.00	≤2.00	≤0.045	≤0.015	17.0-19.0		9.0-12.0
1.4539	≤0.03	≤1.00	≤2.00	≤0.045	≤0.015	19.0-21.0	4.0-5.0	24.0-26.0
1.4529	≤0.02	≤1.00	≤2.00	≤0.035	≤0.015	19.5-21.5	2.0-2.5	24.0-26.0
1.4547	≤0.02	≤0.70	≤1.00	≤0.035	≤0.015	19.5-20.5	4.0-4.5	25.0-26.0	≤0.11	Cu: 0.5-1.0
1.4563	≤0.08	≤0.75	≤2.00	≤0.045	≤0.015	24.0-26.0	4.0-5.0	19.0-22.0	≤0.15
1.4958	≤0.10	≤1.00	≤2.00	≤0.045	≤0.015	17.0-19.0		9.0-12.0
1.4959	≤0.10	≤1.00	≤2.00	≤0.045	≤0.015	17.0-19.0		9.0-12.0
1.4462	≤0.03	≤1.00	≤2.00	≤0.035	≤0.015	21.0-23.0	2.5-3.5	4.5-6.5	0.10-0.22
1.4362	≤0.03	≤1.00	≤2.00	≤0.040	≤0.015	23.0-25.0	0.10-0.60	3.5-5.5	≤0.20
1.4507	≤0.02	≤0.50	≤1.00	≤0.035	≤0.015	24.0-25.0	1.0-1.5	6.0-7.0	0.10-0.20	Cu: 1.5-2.5
1.4410	≤0.03	≤1.00	≤2.00	≤0.035	≤0.015	25.0-26.0	3.0-4.0	6.0-7.0	0.10-0.22
1.4501	≤0.03	≤1.00	≤2.00	≤0.035	≤0.015	24.0-26.0	3.0-4.0	6.0-8.0	0.10-0.25	Cu: ≤0.75

EN 10216-5 Seamless Stainless Steel Tubes Mechanical Properties

Steel Grade	Rp0.2 (MPa)	Rm (MPa)	A (%)
1.4301	≥190	500-700	≥45
1.4306	≥180	480-680	≥40
1.4307	≥180	450-650	≥40
1.4948	≥180	460-660	≥40
1.4401	≥200	520-720	≥40
1.4436	≥200	520-720	≥40
1.4404	≥200	500-700	≥40
1.4571	≥210	500-700	≥40
1.4435	≥200	500-700	≥40
1.4541	≥210	500-700	≥40
1.4941	≥210	500-700	≥40
1.4550	≥200	520-720	≥40
1.4961	≥210	500-700	≥40
1.4539	≥230	540-740	≥35
1.4529	≥240	550-750	≥35
1.4547	≥300	650-850	≥25
1.4563	≥240	530-730	≥35
1.4958	≥210	500-700	≥40
1.4959	≥210	500-700	≥40
1.4462	≥450	620-850	≥25
1.4362	≥400	600-800	≥20
1.4507	≥450	680-880	≥25
1.4410	≥550	750-950	≥20
1.4501	≥550	750-950	≥25

Features

EN 10216-5 Seamless Stainless Steel Tubes for pressure purposes (austenitic, ferritic, martensitic, duplex & heat-resisting grades).
True seamless construction produced by billet piercing and subsequent hot or cold working, delivering maximum pressure integrity with no weld seams.
Superior corrosion resistance and high-temperature strength across grades, ideal for demanding high-pressure and aggressive service environments.
Delivery conditions tailored to stainless grades (solution annealed +AT, normalized, quenched & tempered as applicable) with surface finishes including descaled, bright annealed, pickled, ground, and polished.
Wide size range (OD 10–1219 mm, WT 1–45 mm, lengths 6000/12000 mm) supporting versatile high-pressure piping and equipment designs.
Comprehensive testing (chemical analysis, tensile, flattening, drift expanding, ring expanding, leak tightness/hydrostatic, visual/dimensional, NDT ultrasonic/eddy current) under TC1/TC2 categories for guaranteed pressure performance.
Broad grade availability (e.g. 1.4301, 1.4404, 1.4547, 1.4462 duplex, heat-resisting grades) with defined mechanical properties at room and elevated temperatures.
Excellent fabricability, weldability, and formability for integration into complex pressure systems and custom components.
EN 10204 Type 3.1 / 3.2 certification with full traceability and optional third-party inspection for critical pressure applications.

Technical Specifications

Specification	Value
Standard	EN 10216-5 Seamless Stainless Steel Tubes
Grade	1.4301, 1.4306, 1.4307, 1.4948, 1.4401, 1.4436, 1.4404, 1.4571, 1.4435, 1.4541, 1.4941, 1.4550, 1.4961, 1.4539, 1.4529, 1.4547, 1.4563, 1.4958, 1.4959, 1.4961, 1.4462, 1.4362, 1.4507, 1.4410, 1.4501
Delivery Condition	HFD: Hot finished heat treated, descaled CFD: Cold finished heat treated, descaled CFA: Cold finished bright annealed CFG: Cold finished heat treated, ground CFP: Cold finished heat treated, polished
MFG. Methods	Hot-finished or cold-finished
Test Categories	TC1, TC2
Density	7.93 – 7.98g/cm³
Dimension	OD: 6 – 1016mm WT: 1 – 14.2mm L: 6000-12000mm
Dimension & Tolerance	EN ISO 1127:2019
Inspection Certificate	EN 10204 Type 3.1 (Mill Test Certificate), EN 10204 Type 3.2 (Witness Testing or 3rd Party Inspection)
Tests	Chemical Analysis, Tensile Test, Flattening Test, Ring Tensile Test, Drift/Ring Expanding Test, Leak tightness Test, Visual & Dimensional Inspection, NDT

Applications

Pressure piping systems, boilers, heat exchangers, condensers, superheaters, and steam lines in power generation and industrial plants requiring seamless reliability and thermal stability.
Chemical and petrochemical processing lines, reactors, vessels, and high-pressure transport systems handling corrosive or hazardous media.
Oil & gas high-pressure pipelines, subsea flowlines, wellhead equipment, drilling/production tubing, and offshore platform systems.
Food & beverage hygienic piping, dairy/brewing process lines, and equipment demanding corrosion resistance and cleanability.
Pharmaceutical and biotechnology manufacturing systems requiring high purity, sterility, and pressure integrity.
Automotive high-performance exhaust systems, hydraulic lines, and fuel delivery tubing under pressure.
Aerospace high-pressure hydraulic tubing, fuel lines, and engine-related pressure components.
Construction and architectural pressure vessels, support structures, and specialized piping in corrosive or marine environments.
Heat-recovery systems, high-temperature industrial tubing, and general pressure equipment compliant with PED directives after proper design, qualification, and installation.