Products

X3CrNiCu18-9-4 - Nr.1.4567

Fasteners

Food & Beverage

Chemical Industry

Copper-Enhanced Austenitic Stainless Steel for Cold Forming

The addition of copper to the base characteristics of AISI 304 significantly increases cold deformability. It is therefore used for fasteners and in general for cold moulded parts when they are complex and have extreme deformations.

References and Comparable Standards

Standard Reference: EN 10088-3: 2014 (Hot-rolled and bright products) | EN 10263-5: 2017 (Wire rods, bars and wire for cold heading products)

EUROPE		ITALY	GERMANY		FRANCE	UK	USA
EN 10088-3: 2005 EN 10263-5: 2001		(UNI 6900:71)	(DIN 1654-5: 89)		(NF A 35-574-90)	(BS 3111 pt.2 -79)	AISI
Grade	N°		Werkstoff	N°
X3CrNiCu18-9-4	1.4567	-	X3CrNiCu18-9	1.4567	Z3CNU18-10	394S17	AISI 302HQ

Chemical Composition (Cast Analysis) (%)

C / max	Si / max	Mn / max	P / max	S / max	N/ max	Cr	Cu	Ni
0,04	1,00	2,00	0,045	0,030	0,10	17,0÷19,0	3,0÷4,0	8,5÷10,5

Mechanical Properties - Cold Drawn Wire And Coils (2H)

Tensile strength levels	Rm (MPa)
+C 600	600÷800
+C 700	700÷900
+C 800	800÷1000
+C 900	900÷1100
+C 1000	1000÷1250
+C 1100	1100÷1350
Note: the desired tensile strength level shall be evaluated depending on diameter required.

Mechanical Properties - Cold Drawn Wire And Coils In The Solution Annealed Condition (2D)

Size	A (%) max	Rm (MPa) max
0,10≤d≤0,20	20	1050
0,20≤d≤0,50	30	1000
0,50≤d≤1,00	30	950
1,00≤d≤3,00	30	900
3,00≤d≤5,00	35	850
5,00≤d≤16,00	35	800
Note: If skin passed, Rm might be increased by up to 50 MPa.

Mechanical Properties - Bars, Wire And Coils For Cold Heading

Size (mm)	As Treated (+AT) or Peeled (+AT+PE)		Cold Drawn (+AT +C)		Cold Drawn + Solution annealed (+AT +C +AT)		Cold Drawn + Solution annealed + Skin passed (+AT +C +AT +LC)
Size (mm)	Rm (MPa) max	Z (%) min	Rm (MPa) max	Z (%) min	Rm (MPa) max	Z (%) min	Rm (MPa) max	Z (%) min
2≤d≤5	-	-	-	-	600	68	650	63
5<d≤10	590	68	740	-	590	68	640	63
10<d≤25	590	68	700	-	590	68	-	-
25<d≤50	590	68	-	-	-	-	-	-