Italy · UNI

X 5 CrNi 18 10

UNI EN 10272 — Stainless steel bars for pressure purposes

Available suppliers

Need a supplier recommendation?

No matching listed supplier for this grade. If you need to buy or inquire, we can help route the request.

Email us [email protected]

Include the grade and standard number. We will reply as soon as we can.

Standards

UNI EN 10088-3Stainless steels. Technical delivery conditions for semi-finished products, bars, rods and sections for general purposes.
UNI EN 10088-5UNI EN 10088-5Stainless steels. Part 5:Technical delivery conditions for bars,rods,wire,sections and bright products of corrosion resisting steels for construction purposes
UNI EN 10028-7Prodotti piani di acciai per recipienti a pressione - Acciai inossidabili
UNI EN 10088-2UNI EN 10088-2
UNI EN 10263-5Steel rod,bars and steel wire for cold heading and cold extrusion. Technical delivery conditions for stainless steels
UNI EN 10264-4:2002Filo di acciaio e relativi prodotti - Filo di acciaio per funi - Parte 4: Filo di acciaio inossidabile
UNI EN 10088-4Stainless steels. Part 4:Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for construction purposes
UNI EN 10151Stainless steel strip for springs; technical delivery conditions
UNI EN 10272Stainless steel bars for pressure purposes
UNI EN 10269Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties.
UNI EN 10250-4Open die steel forgings for general engineering purposes - Part 4 : stainless steels
UNI EN 10217-7Tubi saldati di acciaio per impieghi a pressione - Condizioni tecniche di fornitura - Parte 7: Tubi di acciaio inossidabile
UNI EN 10222-5Steel forgings for pressure purposes. Martensitic,austenitic and austenitic- ferritic stainless steels
UNI 7500:1975UNI 7500
UNI EN 10253-4Butt-welding pipe fittings. Part 4:Wrought austenitic and austenitic- ferritic(duplex) stainless steels with specific inspection requirements
UNI 6901:1971UNI 6901
UNI EN 10216-5:2004Tubi di acciaio senza saldatura per impieghi a pressione - Condizioni tecniche di fornitura - Parte 5: Tubi di acciaio inossidabile
UNI 6904:1971UNI 6904
UNI EN 10253-3Butt-welding pipe fittings - Part 3: Wrought austenitic and austenitic-ferritic (duplex) stainless steels without specific inspection requirements
UNI 8317:1981UNI 8317
UNI EN 10296-2:2005Welded circular steel tubes for mechanical and general engineering purposes. Technical delivery conditions. Part 2:Stainless steel
UNI EN 10297-2:2005Seamless steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
UNI 8366:1982UNI 8366
UNI EN 10088-1Stainless steels—Part 1:List of stainless steels
UNI 6900:1971UNI 6900

Correct the data

See a mistake? Send a correction.

Correct the data

Chemical composition

Element	min	max	Similar	Remarks
C		0.07
Cr	17	19.5
Mn		2
N		0.11
Ni	8	10.5
P		0.045
S		0.03	For products to be machined a controlled sulfur content of 0	For products to be machined a controlled sulfur content of 0
Si		1

Mechanical properties

Heat treatment / condition	Yield strength	Tensile strength	Elongation	Impact energy	Hardness
bars, Solution annealed, <= 160 mm	≥190	500–700	≥45 After fracture (long.)	≥100 Charpy V Notch (+20°C); (long.)	HB ≤215 HBW
bars, Solution annealed, <= 250 mm				≥60 Charpy V Notch (-196°C); (trans.)
bars, Solution annealed, > 160 <= 250 mm	≥190	500–700	≥35 After fracture (trans.)	≥60 Charpy V Notch (+20°C); (trans.)	HB ≤215 HBW

Physical properties

Temperature

-200.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
209.00

-125.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
204.00

-75.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
201.00

20.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
200.00；193.00；185.00；195.00；190.00	15.30	15.00；14.80	500.00	0.73；0.72	7.90；7.93；8.03	0.31

25.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
195.00

50.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	15.60	15.30

75.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	15.90	15.80

100.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
194.00；189.00	16.00；17.20；16.20	16.30；16.20		0.78

125.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	16.40	16.60

150.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
186.00	16.60	17.00

175.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	16.80	17.50

200.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
186.00；183.00	16.50；17.60；17.00	17.50；17.90	510.00	0.86

225.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	17.20	18.30

250.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
179.00	17.40	18.60

275.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	17.50	19.00

300.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
179.00；176.00	17.00；17.80；17.70	19.40

325.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	17.80	19.80

350.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
172.00	17.90	20.10

375.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	18.00	20.50

400.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
172.00；169.00	17.50；18.00；18.10	19.90；20.80	550.00	1.00

425.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	18.20	21.20

450.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	18.30	21.50

475.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	18.40	21.90

500.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
165.00；160.00	18.00；18.20；18.40	21.50；22.20

525.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	18.50	22.60

550.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
156.00	18.60	22.90

575.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	18.70	23.30

600.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
154.00；151.00	18.60；18.80	22.50；23.60	585.00	1.11

625.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	18.90	24.00

650.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
146.00	19.00	24.30

675.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	19.10	24.70

700.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
140.00	19.20	25.00

725.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	19.30	25.40

750.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	19.40	25.70

775.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	19.40

800.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
127.00	19.40	25.10	630.00	1.21

825.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	19.40

900.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
				1.26

Typical physical values

Density	Elastic modulus	Poisson's ratio	Remarks
7.61–8.10	190.00–215.00	0.27–0.30	不锈钢的典型材料性能数值，此值不来源于标准，它是指示性指标，不能被用于设计用途。
7.86	190.00–210.00	0.27–0.30	低碳，高合金钢材料性能属性数值，此值不来源于标准，它是指示性指标，不能被用于设计用途。

High/low temperature

Yield strength Rp0.2 (MPa)

Condition	Temperature ℃	Approx.
bars solution annealed +AT	550	90
bars solution annealed +AT	500	92
bars solution annealed +AT	450	95
bars solution annealed +AT	400	98
bars solution annealed +AT	350	104
bars solution annealed +AT	300	110
bars solution annealed +AT	250	118
bars solution annealed +AT	200	127
bars solution annealed +AT	150	140
bars solution annealed +AT	100	155

Tensile strength Rm (MPa)

Condition	Temperature ℃	Approx.
bars solution annealed +AT	550	330
bars solution annealed +AT	500	360
bars solution annealed +AT	450	370
bars solution annealed +AT	400	380
bars solution annealed +AT	350	380
bars solution annealed +AT	300	380
bars solution annealed +AT	250	390
bars solution annealed +AT	200	400
bars solution annealed +AT	150	420
bars solution annealed +AT	100	450

Impact energy Kv/Ku (J)

Condition	Temperature ℃	min	Remarks
bars Solution annealed <= 250 mm diameter / thickness	-196	60	Charpy V Notch; (trans.)

Fatigue

Test conditions

Item	Detail
Product	Semi Finished products; Thickness: <= 160 mm; Quenched
Experiment	Reversed bending; T: 20°C
Specimen

Monotonic

Property	Value
Yield strength (MPa)	190.0
Tensile strength (MPa)	500.0 700.0
Elongation (%)	35.0

Stress life

No.	Cycles
1	1E7

Creep

Temperature ℃	Time h	CRS
550	100000.0h	115.0
600	100000.0h	75.0
650	100000.0h	45.0
700	100000.0h	22.5
750	100000.0h	11.7
800	100000.0h	6.8

Similar grades

Grade	Region	System
X5CrNi189	Germany	DIN
1.4301	Italy	UNI
1.4301	Spain	UNE
X 5 CrNi 18 10	Spain	UNE
1.4301	Romania	STAS
X 5 CrNi 18 10	Romania	STAS
1.4301	Sweden	SS
X 5 CrNi 18 10	Sweden	SS
1.4301	Switzerland	SNV
X 5 CrNi 18 10	Switzerland	SNV
1.4301	Finland	SFS
X 5 CrNi 18 10	Finland	SFS
1.4301	Poland	PN
X 5 CrNi 18 10	Poland	PN
1.4301	Austria	ONORM
X 5 CrNi 18 10	Austria	ONORM
1.4301	Norway	NS
X 5 CrNi 18 10	Norway	NS
1.4301	Belgium	NBN
X 5 CrNi 18 10	Belgium	NBN
1.4301	Hungary	MSZ
X 5 CrNi 18 10	Hungary	MSZ
1.4301	Czech Republic	CSN
X 5 CrNi 18 10	Czech Republic	CSN
1.4301	Bulgaria	BDS
X 5 CrNi 18 10	Bulgaria	BDS
1.4301	United Kingdom	B.S.
X 5 CrNi 18 10	United Kingdom	B.S.
1.4301	France	AFNOR NF
PK11EX	Global	Enterprise standard
Remanit 4307 SUPER IM	Global	Enterprise standard
Remanit 4307 IM	Global	Enterprise standard
Remanit 4306	Global	Enterprise standard
Remanit 4301 SUPER IM	Global	Enterprise standard
Remanit 4301 IM	Global	Enterprise standard
Remanit 4301	Global	Enterprise standard
IMCO304L/1	Global	Enterprise standard
IMCO304	Global	Enterprise standard
NUCL 18-10 B4	Global	Enterprise standard
CLC 18.10LN	Global	Enterprise standard
CLC 18-10L	Global	Enterprise standard
CLC 18-9L	Global	Enterprise standard
Type 301	Global	Enterprise standard
Type 305	Global	Enterprise standard
Type 304L	Global	Enterprise standard
Type 304	Global	Enterprise standard
Type 302	Global	Enterprise standard
SANMAC 304L	Global	Enterprise standard
SANMAC 304	Global	Enterprise standard
BÖHLER A600	Global	Enterprise standard
Project 70+ Type 304/304L Stainless	Global	Enterprise standard
Carpenter Stainless Type 305	Global	Enterprise standard
Carpenter Stainless Type 304LN	Global	Enterprise standard
Carpenter Stainless Type 304/304L	Global	Enterprise standard
Carpenter Stainless Type 302	Global	Enterprise standard
A240 Type 304L	United States	ASTM
A240 Type 304	United States	ASTM
AISI 304 L	United States	AISI
AISI 304	United States	AISI
S30100	United States	UNS
304	United States	SAE
SUS 304L	Japan	JIS
SUS 304	Japan	JIS
SUS 301	Japan	JIS
X 12 CrNi 17 07	Italy	UNI
X 5 CrNi 18 10	France	AFNOR NF
1.4948	European Union	EN
1.4578	European Union	EN
1.4303	European Union	EN
1.4311	European Union	EN
1.4306	European Union	EN
1.4310	European Union	EN
1.4307	European Union	EN
X 2 CrNi 18 9	European Union	EN
X 2 CrNi 18 9	Germany	DIN
X 10 CrNi 18 8	Germany	DIN
X 4 CrNi 18 12	Germany	DIN
X 3 CrNiCuMo 17 11 3 2	Germany	DIN
X 2 CrNiN 18 10	Germany	DIN
X 12 CrNi 17 7	Germany	DIN
X 2 CrNi 19 11	Germany	DIN
X 5 CrNi 18 10	Germany	DIN
1.4311	Germany	DIN
1.4307	Germany	DIN
1.4306	Germany	DIN
1.4301	Germany	DIN