All production are made according to BS4637 and BS3173. Made of carton steel,used of mattresses to keep elastic and durable.Material: 65mN,70#,72B...Range on steel wire: 2.2-2.4mmTurns: 4-6turnsHeight: 4 turns 85mm-105mm 5turns 135mm-150mm 6turns 145mm-170mmPacking method:Carton/Pallets springs for mattress
Best Design Spring Wire We offer different spring wire 100% high quality of wire High Carbon Spring Steel Wire Performance:1.Diameter range:0.2-13mm2.Main application:making spring,mattress,wire rope.3.Standard:GB4357-89,DIN17223-84,JIS G 3521-91 Standard:DIN17223-84: High Carbon Spring Steel Wire wire diameter(mm)Tensile Strength(N/mm² ) Grade A Grade B Grade C0.30 2370-26500.40 2270-25500.50 ...
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