Mattress Spring Wire

• Certification: ISO, CCC
• Surface: Smooth
• Technique: Drawn Wire
• Application: Rope, Packaging, Netting, Manufacturing, Fencing, Construction
• Alloy or Not: Non-alloy
• Standard: BS, JIS, GB, ASTM, DIN, AISI
• Model NO.: 1.40-6.50
• Transport Package: in Export Standard Packing
• Production Capacity: 50000ton/Year

Product Description

Q:What is brand name of your steel wire rods?
A:All of our steel wires are made by Shagang Steel Wire Rods.
In 2016, Shagang ranked No.69 among China's Top 500 Enterprises, No.22 in the Top 500 Manufacturing Industry Enterprises; and has for eight consecutive years ranked the world's Top 500. 
Q:Will your wire prices change in future? And how it will change?
A:Because in 1th 11th 21th of each month, shagang may change their wire rods prices. So if shagang change their wire rods in that days, our price will be adjusted accordingly.
Q:Could you please show us your test report?
A:Yes, of course. You just need inform us your steel grade,diameter, tensile strength requirements, then we will design the most suitable production process for you. Then we will send you the test report for your reference.
Q:What is your delivery time?
A:Our daily output is over 200 tons, so all your orders will be finished very soon.
Q:Could you please send us the samples?
A:Yes, of course.You can get the wires within 50 kgs for free. You only to undertake the courier charges by yourself.
At the same time, All the samples design and production will be free for you.
Q:Will the wires get rusty during the shipment?
A:Definitely Not, all wires will dip the oil before the shipment, and even if the wires do not dip the oil, the steel wires will not get rusty within one year.





1.Use for making compression spring, , mattress spring , flat control cable ,  etc.
 
Diameter:1.30---13.0mm
 
2.Wire Rod Material: 45# ,55#,60#, 65# ,65Mn, 70#,72A,72B, 77A,77B,80#, 82A,82B
 
3.Tensile Strength:  C ,Dgrade / SM,DM;SH,DH/ SWB, SWC
 
Certificate:  ISO9001 , ISO14001 , SGS

4.PACKING & DELIVERY:PACKING IN COILS WITH PVC FILM AND WEARING BAG HESSIAN COLTH
CAN BE CUSTOMIZED AS CUSTOMER'S REQUIREMENT.
5.

Diameter/mm	Permissible deviations/mm	Tensile strength/MPa
		GRADE B	GRADE C	GRADE D
0.30	±0.014	2010-2400	2300-2700	2640-3040
0.32	±0.018	1960-2350	2250-2650	2600-2990
0.35		1960-2350	2250-2650	2600-2990
0.40		1910-2300	2250-2650	2600-2990
0.45		1860-2260	2200-2600	2550-2940
0.50		1860-2260	2200-2600	2550-2940
0.55		1810-2210	2150-2550	2500-2890
0.60		1760-2160	2110-2500	2450-2840
0.65	±0.02	1760-2160	2110-2500	2450-2840
0.70		1710-2110	2060-2450	2450-2840
0.80		1710-2060	2010-2400	2400-2840
0.90		1710-2060	2010-2350	2350-2750
1.00		1660-2010	1960-2300	2300-2690
1.20	±0.03	1620-1960	1910-2250	2250-2550
1.40		1620-1910	1860-2210	2150-2450
1.60		1570-1860	1810-2160	2110-2400
1.80		1520-1810	1760-2110	2010-2300
2.00		1470-1760	1710-2010	1910-2200
2.20		1420-1710	1660-1960	1810-2110
2.50		1420-1710	1660-1960	1760-2060
2.80		1370-1670	1620-1910	1710-2010
3.00		1370-1670	1570-1860	1710-1960
3.20	±0.038	1320-1620	1570-1810	1660-1910
3.50		1320-1620	1570-1810	1660-1910
4.00		1320-1620	1520-1760	1620-1860
4.50		1320-1570	1520-1760	1620-1860
5.00		1320-1570	1470-1710	1570-1810
5.50		1270-1520	1470-1710	1570-1810
6.00		1220-1470	1420-1660	1520-1760
6.50	±0.045	1220-1470	1420-1610
7.00		1170-1420	1370-1570
8.00		1170-1420	1370-1570