| Brand and NO. | C | Mn | Si | Cr | Ni | Mo | W | Co | Fe | Density | Hardness |
| range | ≤ | ≤ | range | ≤ | ≤ | range | range | ≤ | ≥g/cm3 | HRC | |
Co 1 | 2.2-2.8 | - | 2.0 | 29.0-33.0 | 3.0 | 1.0 | 11.0-14.0 | Bal. | 3.0 | 8.5 | 51-55 |
| Co 3 | 2.0-2.7 | 1.0 | 1.0 | 29.0-33.0 | 3.0 | - | 11.0-14.0 | Bal. | 3.0 | 8.55 | 51-55 |
| Co 4 | 0.8-1.2 | 1.0 | 1.5 | 28.0-32.0 | 3.0 | 1.5 | 12.5-15.5 | Bal. | 3.0 | 8.55 | 40-46 |
| Co 6 | 0.9-1.4 | 1.0 | 1.5 | 27.0-31.0 | 3.0 | 1.5 | 3.5-5.5 | Bal. | 3.0 | 8.35 | 38-44 |
| Co 6b | 0.9-1.4 | 2.0 | 2.0 | 28.0-32.0 | 3.0 | 1.5 | 3.5-5.5 | Bal. | 3.0 | 8.3 | 36-42 |
| Co 6k | 1.4-1.9 | 1.0 | 1.5 | 27.0-31.0 | 3.0 | 1.5 | 3.5-5.5 | Bal. | 3.0 | 8.4 | 44-48 |
| Co 12 | 1.1-1.7 | 1.0 | 1.0 | 28.0-32.0 | 3.0 | - | 7.0-9.5 | Bal. | 3.0 | 8.4 | 44-49 |
| Co 19 | 1.5-2.1 | 1.0 | 1.0 | 29.5-32.5 | 3.0 | - | 9.5-11.5 | Bal. | 3.0 | 8.45 | 46-51 |
| Co 20 | 2.2-3.0 | 2.0 | 2.0 | 30.0-34.0 | 3.0 | 1.0 | 14.0-18.0 | Bal. | 3.0 | 8.65 | 56-60 |
| Co 21 | 2.0-3.0 | 1.0 | 1.0 | 25.0-29.0 | 1.75-3.75 | 5.0-6.0 | - | Bal. | 3.0 | 8.65 | 56-60 |
| Co 31 | 0.45-0.55 | 1.0 | 1.0 | 24.5-26.5 | 9.5-11.5 | 0.5 | 7.0-8.0 | Bal. | 3.0 | 8.7 | 56-60 |
| TP-80 | 1.6-2.2 | 1.0 | 1.0 | 26.0-31.0 | 4.0-8.0 | 1.0-2.0 | 4.5-7.0 | Bal. | - | 8.3 | 42-48 |
| Co T400 | ≤0.1 | - | 2.5-2.7 | 7.5-9.5 | - | 27.5-29.5 | - | Bal. | - | 8.8 | 48-58 |
| Co T800 | ≤0.1 | - | 3.5 | 16.5-18.5 | - | 27.5-29.5 | - | Bal. | - | 8.6 | 54-62 |
Q1: What is the Warranty for our products?
A1: We own a high-precision grading machine to control geometry dimensions and apply ultra-fine grain size substrate coated with high-performance coatings to guarantee the lifetime of our products, which can satisfy every working condition. If any quality problems on our side occur during this period, we will take on the shipping cost and replacement.
Q2: Do you provide free samples?
A2: Yes, usually we provide free samples for testing under the condition of freight paid by the customer.
Q3: What is your minimum order requirement?
A3: We will indicate the MOQ for each item in the quotation sheet. We accept the sample and trial order. If the quantity of a single item can't reach the MOQ, the price should be the sample price.
Q4: What is the delivery time of your products?
A4: It depends on the inventory availability. If items needed are in stock, the delivery time would be within 8 work days, but if not the delivery time would be around 20 work days.
Q5: Can you manufacture Special-shaped products?
A5: Yes, we can. We can produce both standard and special products. We can make them according to your drawings and samples.
Q6: May I have my order working schedule?
A6: Yes, we will send the working schedule of your order each week. We will inspect and test all merchandise in case of damaging and missing parts before shipment. The detailed inspection pictures of the order will be sent to you for your confirmation before delivery.
Your feedback is our best honor, please do not hesitate to give us your valuable feedback and we can let you feel more confident about our company and products.
Send your inquiry details below for a free sample, Click "Send" Now!
