Products features:

Name: Durable Open Drop Forging Mining Chain

Material: 23MnNiMoCr54

Processing: Die forging

Heat Treatment: Tempering

Surface Treatment: Sand blast

Weight: From 0.2kg to 5kg

Packing: Iron box or wooden case

Minimum Order: 1000pcs

Standard: JIS, DIN, ASTM, GB

Customization: Available based on your drawings or sample

Products Quality Control

Quality control involve the inspection and control of incoming materials, production processes, and finished products.

The quality control process includes:

1. First of all, the incoming raw materials with random sampling are analyzed by metallographic microscope to ensure that the chemical composition meets the production requirements.

2. Then In the production process, there are QC staffs timely sampling ensure that the products are free of defects in the manufacturing process, and to coordinate and handle any abnormal quality issues may be occurred.

3. The final step of production process is magnetic particle flaw detector of the metal parts to detect it's hidden crack or other defects.

4. All the finished metal parts is sampled in proportion and sent to the laboratory for various mechanical performance tests and size measurement, and the surface quality is manually 100% inspected.

Quality Management System Control:

At Qingdao Newrise Machinery Co.,LTD., we adhere strictly to ISO9001 and TS16949 quality standards to ensure the highest level of quality management. Our production site also implements 5S lean production management for efficient operations.

Key features of our quality management system control include:

· Adherence to ISO9001 and TS16949 quality standards

· Implementation of 5S lean production management

Our Service:

A. Customized and Standard Manufacturing Service

B. A variety of Manufacturing Process Integration

C. Quality and Delivery Time Guaranteed

D. Effective Communication Ability

FAQ:

Q: Are you a trading company or a manufacturer?

A: Obviously we are a manufacturer of forging products, casting products and also have a high level of machining capabilities.

Q: What series products do your have?

A: We are mainly engaged in forming processing of ferrous metals, including processing by casting, forging and machining. As you know, such machinery parts can be observed in various industries of equipment manufacturing.

Q: Do you provide samples? is it free?

A: Yes, we commonly provide samples according to the traditional practice, but we also need customers to provide a freight pay-by-account number to show mutual sincerity of cooperation.

Q: Is OEM available?

A: Yes, OEM is available.

Q: What's your quality guarantee?

A: We insist that the survival of the company should depend on the products quality continuous improvement, without which we cannot survive for long. We carry out strictly product quality control for every process from incoming materials, production process to finished products via advanced detection instrument and equipment. We also invite independent third parties to certify our quality and management systems. Till now we have passed ISO/TS16949 and SGS certification.

Q. How about the Packing?

A: We usually use the iron box, or wooden case, also it can be customized according to customer's demands.

Q: What is your minimum order quantity?

A: Yes, we require all international orders to have an minimum order quantity. The quantity is up to the exact products feature or property such as the material, weight, construction etc.