- Overview
- Detailed Photos
- Product Parameters
- Packaging & Shipping
Basic Info.
Packaging & Delivery
Product Description
![OEM ODM Long Hook Tension Spring Stainless Carbon Steel Extension Spring China Manufacturer](http://img6.grofrom.com/www.zhiyuspringgroup.com/226f3j00eAfWmFVYrnzQ/OEM-ODM-Long-Hook-Tension-Spring-Stainless-Carbon-Steel-Extension-Spring-China-Manufacturer.webp)
Material | 60Si2MnA,60Si2CrA,60Si2CrV,etc |
Wire diameter | 5mm ~80mm |
Free hight | 10mm ~1188mm |
hardness | 42HRC~52HRC |
Direction of coils | Right, left |
Total coils | Deted By Drawing / Data. |
Load Bearing Capacity | Yellow( Lightest Load ) Blue(Light Load ) Red(Medium Load ) Green(Heavy Load) Brown(EX-Heavy Load) |
Application | Excavator, digger machine, car, train, shakeout machine,Steel Plants,Railway Bogies & Wagons,,etc. |
Painting and Coating | Amino paint,Synthetic Enamel Paint, Powder Coating, Phosphate, Zinc Coating etc. |
Color | yellow blue red green Brown |
Production method | Hot formed, cold formed |
Note | The materials and specifications can be decided by the customers. |
Application
Workshop
![OEM ODM Long Hook Tension Spring Stainless Carbon Steel Extension Spring China Manufacturer](http://img6.grofrom.com/www.zhiyuspringgroup.com/226f3j00jAfhmWlEnyzT/OEM-ODM-Long-Hook-Tension-Spring-Stainless-Carbon-Steel-Extension-Spring-China-Manufacturer.webp)
![OEM ODM Long Hook Tension Spring Stainless Carbon Steel Extension Spring China Manufacturer](http://img6.grofrom.com/www.zhiyuspringgroup.com/226f3j00sARhJMWILFzE/OEM-ODM-Long-Hook-Tension-Spring-Stainless-Carbon-Steel-Extension-Spring-China-Manufacturer.webp)
FAQ
1.Small order quantity is workable
From the initial sample design of the spring to the mass production of the springs, we can quickly reach your manufacturing goals and immediately provide the best products because we have an excellent production management system and expertly trained technical personnel.
2.Committed to high quality production
To keep our springs at the forefront of the industry, we have implemented a stringent internal quality control system and regularly import the latest manufacturing equipment and instruments. Through our precise manufacturing technology and expert mold making process, we provide our customers with the best products and service.
3.Efficiency in manufacturing
Our company's machinery and equipment are controlled by CNC computers. In order to respond to international needs and standards, we continuously update and upgrade our equipment every year. Our machines effectively increase production capacity and save on manufacturing costs. The manufacturing department is the most important core of the whole company and by treating it with utmost importance, we reap great benefits in manufacturing efficiency.
4.Excellent customization services
Our team designs and completes customized products according to the needs of customers. From the selection of materials to the function of the products, we can design and develop products to suite different customers' requirements. We are constantly involving ourselves in all aspects of the industry because only by having a complete view and analysis of the industry, can there be innovative breakthroughs.
Payment term
*T/T : 30% pre T/T, 70% before delivery.
*Trade Assurance
Service
*Delivery on time.
*Shipped by a convenient and cost-effective way.
*Good after-selling, 24 hours service for you.
Packing
*A: Poly bag, Plstic tray ,small box, carton.
*B: According to customers' requirements.
Delivery
*Sample: 7-10 days after deposit received.
*Batch goods: 12-15 days after samples approved.