18 Gauge Mattress Spring Steel Wire 1.3mm 2.3mm 3.2mm 7mm EN10270-1 Carbon Spring Steel Wire

Carbon spring steel wire

 

Standard: EN10270-1, DIN17223-1,  JIS G 3521 and customer standard.

 Diameter: 0.15mm-17.0mm

 Grade: 65Mn, 67A, 67B, 70#, 72A, 72B, 80#, 82A, 82B,T9A, 9254  etc.

 Application: mechnical springs, mattress wire , upholstery wire

 Packing: metal spool , plywood spool, catch weight coil,  rosette coil , carrier , Z2 , Z3 coil etc .

 

Grade	C	Si	Mn	P     Max.	S     Max.	Cu    Max.
SL	0.35-1.0	0.10-0.30	0.5-1.20	0.035	0.035	0.20
SM	0.35-1.0	0.10-0.30	0.5-1.20	0.035	0.035	0.20
SH	0.35-1.0	0.10-0.30	0.5-1.20	0.035	0.035	0.20
DM	0.45-1.0	0.10-0.30	0.5-1.20	0.020	0.025	0.12
DH	0.45-1.0	0.10-0.30	0.5-1.20	0.020	0.025	0.12
72A	0.69-0.76	0.15-0.35	0.30-0.60	0.040	0.030	*
82B	0.79-0.86	0.15-0.35	0.60-0.90	0.040	0.030	*