Specifications

c50 carbon steel
1.Competitive price
2.Excellent quality
3.OEM service
4.Prompt delivery

 

 

c50 carbon steel 

 

 

Yisen  are ISO9001 & ISO14001 factory, with many years in designing and producing

 c50 carbon steel.The standard and non-standard c50 carbon steelare in our line.Our advantage is guaranteed quality and fast lead time,and very low price. We are here welcome your inquiry of   c50 carbon steel and other fastening products

  

 Features of c50 carbon steel

If your compression springs are applied to a teeny room with heavy loaded condition, Yisen Precision Spring can solve your problem. Compared with spiral spring, conical structure makes spring washer endure a heavy load, meanwhile, the degree of distortion and solid height are relatively small. These washers are usually used to resolve the problems, like relaxation, thermal expansion, and bolt losing etc. Our spring washer enjoys high reputation with good quality all over the world.

 

Detailed Information About the Spring
Material	carbon steel, alloy spring steel, music wire steel, and stainless steel, iron, plated steel, alloy steel, bronze, red bronze, phosphor copper, and beryllium copper or as you request
Dimension	2mm-10mm
Inside diameter	2.2mm-11mm
Outside diameter	4.2mm-18mm
Free Length	The overall length of a spring in the unloaded position
Thickness	0.3mm-0.8mm
Load	Our computer program can assist you on the load design
Type of ends	Straight/short hook/double torsion/hinge/straight torsion/special
Direction of coils	Left/right
Surface treatment	zinc/chrome/nickel plated, plaint black, Oxidized, powder coating, cataphoresis or as your request
Equipment	Advanced CNC computer spring machines with high precision and efficiency, high quality heat treatment and testing machine
Professional	Experienced engineers and technicians; Skilled Workers
Quality	High-quality raw material, strict and careful inspection
Certification	ISO9001:2008 ,ISO14001and ROHs
Advantage	High and durable quality (long service life, good hardness and resistance), suitable price, fast delivery.
Application	Agriculture machines, automobiles, railways, trailers, bearings
MOQ	1000pcs
Payment terms	T/T, L/C,WU
Lead-time	7-15 days
Packaging	Inner plastic bag, outer carton box, and advised by customer.

 

  

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Knowledge of spring washers

 

 

 

 

Why choose us:

1. Professional research and development team.

2. Complete first-class fully automatic production and testing equipment, careful safe package and prompt delivery.

3. Skilled and well-trained work team.

4. Provided competitive price and serious quality control.

5. Passed ISO9001:2008, ISO14001 and ROHs certification.

6. Over 10 years professional manufacture experience.

 

How to place an order:

1.What you need to do is send us your design drawing, samples or design concept draft, after that we will assess your products and budget unit price for you.(see bottom charts )

2. We'll communicate with you again about if there is a need for sample making after your approval.

3. Production time of samples: 3 days for simple samples and 7 to 10 days for complicated samples which need mold open.

4. For customers of first cooperation, we can make a proof for free to show our capacity and high efficiency service to you. As for particularly complicated samples, we will communicate with you separately.

5. Mass production delivery: usually delivery time is 10-15 days, but we can try 7-10 days if it is a rush order. It depends on production plan if it's a sizable order.

6. Packaging: as to complicated products, we can special design based on your packing requirement.

7. Our freight advantage:

a) If you are worrying about freight trouble because of your small quantity goods, it will be the best choice to use express. We will offer you the cheaper express price than the official UPS or DHL; for example, 100kg goods only need 6usd/kg and 50kg goods only 7usd/kg. If you just place an order for 1000pcs, you only need to pay very little express charges and gain the fastest delivery.

b) If you place a large order, we will help you ship goods by sea, and we are very experienced to handle with it, we can organize all kinds of goods a whole container and recommend best vessels agent for you.

 

About us:

 

Dongguan City Yisen Precision Spring Co., Ltd. (Since 1998) is a high technology hardware company with more than 200 workers, and has been specializing in designing and manufacturing springs, hardware and spring making machines. We've gained worldwide customers' trust with our high design level, top class quality, high grade services and competitive prices, which make us become the supplier for many famous companies in many business lines in the world. Our company has been certified by GB/T19002-1994 idt ISO9002:1994 management system in order to upgrade the whole quality management and provide you with the best quality products and the most valuable services!

 

  

My distinguished guest,

Thank you very much for visiting our website, if you would like to know further infos about our products, please just contact us.

 

Wish you a booming business!

 

Best regards,

 

Dongguan City Yisen Hardware Spring Co.,Ltd