Zihuoli Wing Spring Door Closer Zinc Plated Door Closer Springs Butterfly Torsion Spring

• Function: Reverse
• Material: Steel
• Usage: Industrial, Auto, Furniture, Motorcycle, Home Appliance
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Load Type: Torsion
• Production Process: Cold Roll
• Shape: Coil
• OEM: Yes
• Drawings: Yes
• Design: Yes
• Surface Treatment: Yes
• Transport Package: Custom as Required
• Specification: custom as required
• Trademark: custom as required
• Origin: China
• HS Code: 7320209000
• Production Capacity: 80000000/Week
• Package Size: 1.00cm * 1.00cm * 1.00cm
• Package Gross Weight: 1.000kg

Product Description

Zihuoli wing spring door closer zinc plated door closer springs butterfly torsion spring
 The torsion spring is designed to twist, which different from the compression spring designed to compress and the extension spring designed to extend. Torsion coil springs are usually used for "eject" operations, such as clips, door locks, and other similar applications. Zihuoli  Spring customizes torsion spring  for our customers in various industries. We have all kinds of spring wires for you to choose from.

FAQ       

1.What is your min order quantity?
Normally, our minimum order quantity is 10,000pcs. The quantity can be flexible. 
We also accept small order, we understand that some customers only need small qty at begin. 

2. What's your term of payment?
We support TT payment/Paypal/Weston union/Moneygram. Payment ≤1000USD,100% in advance. Payment≥1000USD,30% in advance, balance before delivery.

3. How about your packing of spring?
PE Bags+ Carton, or can be customized packing depends on your order qty and requirements.    

4.Wha's the material can I choose for Spring?
Stainless steel, Carbon steel(SWC),music wire/piano wire(SWP),Beryllium copper, Brass, Alloy steel, SEA9260/9254/SUP9/SUP10/SUP12/51CRV4,etc

5.What's your main products?
Compression Spring, Extension Spring, Torsion Spring, Wire Forming Spring, Stamping Parts and so on