1:Are you a factory or trading company?

SANHENG machineparts is a direct factory that specializes metal castings and machining ,which is located in in the international sea port city of Ningbo ,east of china . Sanheng has 100 employee , among of them ,senior engineer and technician total of 5 people.

2:Do you have quality control system?

Yes,SANHENG has certificated with ISO9001:2008 , All products will be passed full inspection before delivery.

3: What's your material scope?

SANHENG uses the material carbon steel, steel alloy, stainless steel, gray iron, ductile iron,cast iron, brass, bronze, aluminum alloy etc.

4.How much accuracy you can reach?

SANHENG's machining accuracy can be up to +/-0.005mm.

5. Where are rough casting from?

SANHENG has many excellent partners of casting and forging field. We can filter the most suitable one according to the casting complexity and your requirements.

6. Can you provide surface treatment ?

Yes, we will provide you surface treatment, such as shot blasting, electroplating, hot-dip galvanizing , powder coating, chrome coating, phosphate coating, polishing etc. it depends on your requirement.

7. I just have a sample, Could you help to produce the products for me ?

Yes, we can copy the product for you even better ,We can make the drawings for free of charge for you from your sample. Total step as the following.

step 1, send us the sample.

step 2, we will analyze the meterial composition after receiving samples, meanwihle we make the drawings for both casting and machining, then send you for confirmation.

step 3, Mould making .

Step 4, Sample making according to the final drawings

Step 5. samples delivery for your confirming.

Step 6, QA quality verify and controll the production risk.

Step 7, Products delivery

Step 8, Service after sales.

8. I'm not familiar with the shipping and transportion, can you give me some assistance for it ?
Sure, we have professional logistic operater for international shipment. We can provide you the service Door to Door.