UNS C90250 Tin Bronze Copper Alloy Casting Parts Centrifugal Cast Process EB9079
UNS C90250 Tin Bronze Copper Alloy Casting Parts Centrical Cast Process EB9079
Common bronze alloys have the unusual and desirable property.We make the bronze alloy castings
with the following production process:
Sand Cast Process
Gravity Cast Process
Investment Cast Process
Die Cast Process
Table 1 : Standard for Bronze Alloys
| UNS | Cu | Pb | Sn | Zn | Fe | P | Ni | Al | Mg | Mn | S | Sb | Si |
| C90200 | 91-94 | ≤0.30 | 6-8 | ≤0.50 | ≤0.20 | ≤0.05 | ≤0.50 | ≤0.005 | 0 | 0 | ≤0.05 | ≤0.20 | ≤0.005 |
| C90250 Tin Bronze |
89-91 | ≤0.30 | 9-11 | ≤0.50 | ≤0.25 | ≤0.05 | ≤2.0 | ≤0.005 | 0 | ≤0.20 | ≤0.05 | ≤0.02 | ≤0.005 |
| C90280 | 87-90 | ≤0.30 | 9-11 | ≤0.50 | ≤0.25 | ≤0.05 | 0 | 0 | 0 | 0 | 0.3-0.6 | 0 | 0 |
| C90300 Tin Bronze |
86-89 | ≤0.30 | 7.5-9.0 | 3.0-5.0 | ≤0.20 | ≤0.05 | ≤1.0 | ≤0.005 | 0 | 0 | ≤0.05 | ≤0.20 | ≤0.005 |
| C90400 Tim Bronze | 86-89 | ≤0.09 | 7.5-8.5 | 1.0-5.0 | ≤0.40 | ≤0.05 | ≤1.0 | ≤0.005 | 0 | 0.01-0.20 | 0.10-0.65 | ≤0.02 | ≤0.005 |
| C90410 Tim Bronze | 86-89 | ≤0.09 | 7.5-8.5 | 1.0-5.0 | ≤0.40 | ≤0.05 | ≤1.0 | ≤0.005 | 0 | 0.01-0.20 | 0.10-0.65 | ≤0.03 | ≤0.005 |
| C90420 Tin Bronze |
86-89 | ≤0.09 | 7.5-8.5 | 1.0-5.0 | ≤0.40 | ≤0.05 | ≤1.0 | 0 | 0 | ≤0.20 | 0.10-0.65 | ≤0.02 | 0 |
| C90430 Low-Lead Tin Bronze | 86-89 | ≤0.09 | 7.5-8.5 | 1.0-5.0 | ≤0.40 | ≤0.05 | ≤1.0 | 0 | 0 | ≤0.20 | 0.10-0.65 | 0.1-1.5 | 0 |
| C90500 Gun Metal | 86-89 | ≤0.09 | 9-11 | 1.0-3.0 | ≤0.20 | ≤0.05 | ≤1.0 | ≤0.005 | 0 | 0 | ≤0.05 | ≤0.20 | ≤0.005 |
| C90700 Tin Bronze,65 | 88-90 | ≤0.50 | 10-12 | ≤0.50 | ≤0.15 | ≤0.30 | ≤0.50 | ≤0.005 | 0 | 0 | ≤0.05 | ≤0.20 | ≤0.005 |
| C90710 | Rem | ≤0.25 | 10-12 | ≤0.05 | ≤0.10 | 0.05-1.2 | ≤0.10 | ≤0.005 | 0 | 0 | ≤0.05 | ≤0.20 | ≤0.005 |
| C90800 Tim Bronze | 85-89 | ≤0.25 | 11-13 | ≤0.25 | ≤0.15 | ≤0.30 | ≤0.50 | ≤0.005 | 0 | 0 | ≤0.05 | ≤0.20 | ≤0.005 |
| C90810 | Rem | ≤0.25 | 11-13 | ≤0.30 | ≤0.15 | 0.15-0.8 | ≤0.50 | ≤0.005 | 0 | 0 | ≤0.05 | ≤0.20 | ≤0.005 |
| C90900 | 86-89 | ≤0.25 | 12-14 | ≤0.25 | ≤0.15 | ≤0.05 | ≤0.50 | ≤0.005 | 0 | 0 | ≤0.05 | ≤0.20 | ≤0.005 |
| C91000 | 84-86 | ≤0.20 | 14-16 | ≤1.5 | ≤0.10 | ≤0.05 | ≤0.8 | ≤0.005 | 0 | 0 | ≤0.05 | ≤0.20 | ≤0.005 |
| C91100 | 82-85 | ≤0.25 | 15-17 | ≤0.25 | ≤0.25 | ≤1.0 | ≤0.50 | ≤0.005 | 0 | 0 | ≤0.05 | ≤0.20 | ≤0.005 |
| C91300 | 79-82 | ≤0.25 | 18-20 | ≤0.25 | ≤0.25 | ≤1.0 | ≤0.50 | ≤0.005 | 0 | 0 | ≤0.05 | ≤0.20 | ≤0.005 |
| C91500 Copper Tin Alloy | Rem | 2.0-3.2 | 9-11 | 0 | 0 | ≤0.50 | 2.8-4.0 | 0 | 0 | 0 | 0 | 0 | 0 |
| C91600 | 86-89 | ≤0.25 | 9.7-10.8 | ≤0.25 | ≤0.20 | ≤0.30 | 1.2-2.0 | ≤0.005 | 0 | 0 | ≤0.05 | ≤0.20 | ≤0.005 |
Production Flowchart
Step 1: Getting orders.
Step 2: Process design by technical department
Step 3: Purchase of raw materials and pattern making &checking
Step 4: Inspection of raw materials
Step 5: Melting by middle-frequency induction furnaces
Step 6: Ladle analysis by Spectrometer
Step 7: De-oxidization, slag-removal, tapping
Step 8: Pouring
Step 9: Openning & fettling
Step 10: Surface & dimensional check
Step 11: Heat treatment
Step 12: Inspection of physical property (UT test,MT test, hardness,impact value µstructure)
Step 13: Packing
Step 14: Shipping
1. 18-year Foundry Operation Experience.
2. Friendly & High Efficient Technical & Commercial Communication.
3. Professional Export Practices: Have Exported to +60 Overseas Countries.
Our Trade Show 
Our booth No. 14-A29-5 in Newcast 2015,Germany
Hall 14, Stand No.A29-5.
Contact Us for further information about products & service:
Mr.John Liu
Project Manager
Tel: 0086-188 0059 6372
Fax: 0086-510-6879 2172
E-mail:cast@ebcastings.com；ebcastings@163.com
Skype ID:julia.zhu26
QQ: 217 039 6403
Eternal Bliss Alloy Casting & Forging Co.,LTD.
Add.: J-Sci-Tech Park, Binhu District,Wuxi,214122, Jiangsu,China
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.