Cast Steel Railroad Accessories and Machine Parts Casting
Product Details
| | Stainless Steel: 304, 316, 316L, 201, 202, 410, 430, 321, 309S, etc |
| Carbon Steel: 1015(ZG200-400), 1025(ZG230-450),1035(ZG270-500), 1045(ZG310-570), A283GRC(Q235), A572GR50 (Q355), etc |
| Alloy Steel: 4140(42CrMo), 4150, 4340, 8620(20CrNiMo), GS-25CrMo4, 5140(40Cr), D2, etc |
| Duplex Steel: 2205(S31803), 2507(S32750), etc |
| Heat-Resistant and Wear-Resistant Steel: 2520(310S), Cr12(D3), Cr15Mo(SAF2301), GCr15(SAE52100), etc |
| Weight | 1g to 100kg |
| Casting Tolerance | CT4-CT7/GBT6414-1999; VDG Merkblad P690 |
| Surface Roughness | Ra1.6 - Ra 6.3 |
| Thickness | Min 2mm (1mm in Micro-region) |
| Casting Radius | Round radius ≥0.3mm, Internal fillet radius≥0.5mm |
| Blind Hole Depth | Max 30mm (Diamter 10mm) |
| Mold Production & 3D Printing Services | Precision Casting Metal Mold (Aluminum or Steel Mold) & Rapid Casting for 3D Printing |
| CNC Machining Services | CNC Turning, Wire Cutting, Manual Milling Machines, EDM, etc |
| Heat Treatment Services | Annealing,Quenching,Normalizing, Carburizing, Aging, Tempering, Nitriding |
| Surface Treatment Services | Blackening, Electroplating, Electrophoresis, Polishing, Mechanical/Electrolytic Polishing, Powder Coating |
| Industry Standards | AISI/ASTM, GB, ICI, BS, DIN, JIS, ISO |
| Design Software | Pro-E, UG,Solidworks, AutoCAD |
| File Format | IGS, STP, STEP, XT, PDF, JPEG, JPG |
Production Process

About Us
Sunrise Foundry is a professional Metal Foundry, located in Ningbo. We have been producing Gray Iron,
Ductile Iron Castings and and any other precision castings for more than 25 years.
We are dedicated to meet different requirements of various customers across the world, products are mainly
involved Agricultural and Construction Machinery, Hydraulic, Mining industry, Municipal Products, some steel
and stainless steel castings for Pumps and Valves, Pipe Fittings, etc.
Please feel free to contact us if you have any requests.
Quality Control

FAQ
How can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
What can you buy from us?
casting
Why should you buy from us not from other suppliers?
25 years experience in metal industry, Production base for casting, forging, cnc machining and stamping parts.
And become supply base for many European and American customer. Senior casting and mechanical engineers can help customer to optimize drawing.
what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FAS,CIP,FCA,CPT,DDP,DDU,Express Delivery;
Accepted Payment Currency:USD,EUR,GBP,CNY;
Accepted Payment Type: T/T,L/C,PayPal,Western Union;
Language Spoken:English,Chinese,Spanish