Alloy Steel Crank Arm for Machinery as per Your Drawing

Alloy steel crank arm is one of our casting products with machining, for mining or construction machinery.

Our steel casting products are widely used in different kinds of industries:

•  Mining Machinery;
•  Construction Equipment;
•  Agricultural Machinery;
•  Locomotive and Rail Parts;
•  Auto Parts;
•  Pump & Valve Parts;
•  Marine Parts;
•  Machine Tool Parts;
•  Power Generating Equipment;
•  Boiler Equipment;
•  Refrigeration Equipment.

We can do carbon steel castings, high manganese steel castings and stainless steel castings,material range is wide. Our high manganese steel casting products for mining machinery is widely used in Australian market. Casting process is sand casting and investment casting. For investment casting details,please browse our investment casting products.

Most time we manufacture according to your drawings,and OEM service is welcomed.

With more than 20 years of experience in casting business,we can well understand our clients' requirements and carry it through to the end.

Our main market is North America, Europe and Australia,etc. We have established business relationships with clients from more than 20 countries. 

Quality is always our top priority in our business. We have  excellent quality control system and professional quality engineers. We believe the best way to avoid quality problems is not to let any product with quality issue out of the factory. At the same time, we provide 1 year quality guarantee(from B/L date).

Dalian Tiancheng Machine Co., Ltd. (DTM) is an engineering company based in Dalian, China. It was founded in 2007, mainly engaged in castings, forgings, steel fabrications and machined parts business. Ever since its establishment, DTM has been growing step by step. Now DTM has successfully expanded its business to more than 20 countries across the globe.

Now we still focus on castings, our main products include iron sand castings, steel sand castings, steel investment castings (sodium silicate and silica sol process). We supply castings with almost all materials, sizes and process. These products are widely used in mining machinery, marine equipments, agricultural machinery, machining tools, pump&valves, auto parts etc. Machining service is also available to meet customers’ demands. 

Today you have to lower costs to stay competitive, with DTM, you don’t have to sacrifice quality, transparency and technical competency to do so.

1.    Q: Are you a trading company or manufacturer?

       A: We are a trading company, our main business is casting products.

2.    Q: Why should we trust you? You are a trading company!

       A: While you can see thousands of suppliers on Alibaba, not much of which have the courage to admit they are trading companies. We are proud to say we have our own advantages:

       a.    Our experience. Our General Director Mr. Grant Gao has more than 30 years of experience in casting business, and we know which partner has the capability and price. We have good relationshi with dozens of partner foundries and machining factories around Dalian, which enable us to find the best price and quality for you.

       b.    Our tight quality control. We always regard quality as our top priority. Our quality engineers will be at site in the process and after product finished. We don’t allow any defective product to be sent to customers.

       c.    Our favorable payment terms. For customers with credibility, we accept net 30 terms. You will have no risk of doing business with us. That is also a confidence with our product quality.

3.    Q: What material of castings can you do?

       A: Our main products are steel castings, iron castings, and a small amount of aluminum castings. For most grades we can make it.

4.    Q: How about the weight of your product range?

       A: Our products range from 0.1kg-10T. Steel investment casting is 0.1-60kg.

5.    Q: What process is your steel casting?

       A: Sand casting and investment casting.

6.    Q: What is the process of iron casting?

       A: Sand casting (resin sand, green sand), lost foam casting.

FBO production line is available.

7.    Q: Can you manufacture according to our drawings?

       A: Definitely. In fact, we mainly do customized products according to drawings. So technical drawing is a must. And we can also do machining work. We’ll supply you with finished products if you like.

8.    Q: Can you manufacture according to our sample?

       A: For simple part it is ok, but for a part with much machining work, it is not recommended. Because there is probability it does not match other parts or function smoothly.

9.    Q: Can you make samples for us before batch order?

       A:  Definitely. For most parts we first make samples and send to customers for approval, after that we do batch production.

10.  Q: Do you charge for mould/sample/freight when I order samples?

       A: For mould and freight, I am afraid we have to charge. It is the main cost and not a small amount. For samples, depends on. The mould belongs to you once you have paid for it.

11.  Q: What certificates can you provide?

       A: ISO9001, TS16949.

12.  Q: I want to inquire, what information should I provide? How can I proceed?

       A: In order to get an accurate offer, you are requested to provide:

       a.    Technical drawings or sample---must;

       b.    Technical requirements---if any;

       c.    Estimated batch quantity, annual usage quantity---must;

       d.    Terms preferred---FOB, CIF etc.

Please refer to the “ Typical Flowchart of Order” below, thank you