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Piano steel wire

Item Code: Features:1. Material: T8MnA; T9A and so on. 2. Size: According to customer's requirement. 3. Usage: Piano manufacturing.

Description

Commodity: Piano steel wire

1. Material T8MnA; T9A; 72A; 72B; 82A; 82B.

2. Usage   For high various springs for important purpose tha need high stress and higher fatigue performance.

3. Size       According to customer's requirement.

4. Material chemical composition

Steel grade	C	Mn	S	P	Si	Cr	Mo	Ni
T8MnA	0.80-0.90	0.40-0.60	≤0.020	≤0.030	≤0.35	≤0.25		≤0.20
	Ti	Fe	N	C	H	O	Pd
T9A		≤0.25	≤0.03	≤0.10	≤0.015	≤0.20	0.12～0.25

5. Features: Adopting quality wire rods special for piano wires, the coil weight of finished products is between30kg and 500kg. They have higher strength, good plasticity, toughness and resistance to corrosion.

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