SHANGHAI UNITE STEEL
One-stop Brand Service Provider For Globle Machinery And Petrochemical Enterprise And Special Steel Distributor.
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1020/1035/1045/4140/SCM440/4340 professional hot forging steel rings
| Applications | Water works, Shipbuilding industry, Petrochemical & Gas industry, Power industry, Valve industry,and general pipes connecting projects etc. |
| Material | alloy steel, carton steel or stainless steel |
| Equipment | From simple 2-axis turning to 7-axis, turn-mill-drill CNC Swiss-type/machines, we are equipped with a full line of CNC equipment from the following manufactures:/molding machines/ stamping machines/automatic lathe machines/ spring machines, and so on. |
| Process | Ingot → heat → hot forging → heat treatment(normalizing+tempering) → inspection → rough machining → UT → 2nd heat treatment → finishing machining → inspection |
| Heat Treatment | Normalization , quenching and tempering, Case Hardening, Nitriding, Carbon Nitriding, Induction Quenching |
| Surface treatment | Heat treatment, Polishing, shot blasting, Painting, Electro-plating, Chemical Plating |
| Technical | Forged |
| Inspection | Material Certificate; Test Report; Compliance Statement; Dimension & Visual Inspection Report; Heat Treatment Charts; Magnetic Particle Inspection; Brinell Hardness; Ultrasonic Inspection; Low Temperature Impact Tester |
| Dimension | OD up to 8,000mm; ID up to 7,800mm; Thickness up to 500mm |
| Tolerance | ±0.0002 in ±0.0051 mm |
| Packing | Wooden case or according to customers' requirement |
| Delivery time | Within 3-10 days. |
| Skype | Erichuang20111 |
Dimension
OD up to 8,000mm; ID up to 7,800mm; Thickness up to 500mm
Random high
Our Services
Third Party inspection acceptable. such as SGS, BV etc.
Supplying financial support with usance L/C 180 days after B/L date.
Please feel free to contact us again if you have any further questions. We look forward to receiving an order from you.