konisk dubbelskruv / konisk dubbel skruv och pipa Specifikation: 45/90, 45/100, 50/105, 51/105, 55/110, 55/120, 58/124, 60/125, 65/120, 65 / 132, 68/143, 70/135, 70/140, 75/150, 80/143, 80/156, 92/188 Ovanstående är standardspecifikationer, vi kan anpassa efter kundernas krav.
Skruvstruktur och kompressionsförhållande kan utformas enligt olika produkter och råmaterial. Teknisk parameter:
Base Materials: | 1)38CrMoAlA(SACM 645) 2)42CrMo(AISI 4140) 3)Cr12MoV(SKD11) 4)4Cr5MoSiV1(SKD61) 5)9Cr18MoV 6)40Cr |
Bimetallic Alloy Materials: | 1)Fe-based alloy 2)Ni-based alloy 3)Co-based alloy 4)Tungsten carbide |
Bimetallic alloy level | Alloy powder including 40% Wolfram Carbon Alloy powder including 25% Wolfram Carbon Alloy powder including 9.5% Wolfram Carbon |
Processing Technology: | Heat treatment High-frequency quenching Nitriding treatment Hard-chrome electroplating Bimetallic alloy welding Bimetallic alloy centrifugal casting |
| Technical Parameter:
| Quenching and Tempering Hardness:HB300-320 Nitrided layer depth:0.50-0.80mm Nitrided hardness: 950-1100HV Nitrided brittleness: Less than 2 level Surface roughness: Ra 0.4μm Linearity of screw: 0.015mm/m Hard-chrome plating hardness after nitriding: ≥950HV Chrome-plating layer depth: 0.025~0.10mm Bimetallic layer depth:3-5 mm Bimetallic hardness: HRC60-70 |
Terms and Conditions: | Payment : T/T, D/P, D/A, L/C, WESTERN UNION, Cash |
Means of transport: Ocean,Air,Express |
Packing: Wooden case (Export Standard) |
Production time:About 20-30 days after we receive the advanced payment |
| Compared to other supplier, JINMAO advantages: | 1.Advanced Nitriding Technology 2.Hard Metal Cold/Thermal Spraying Technology 3.Anti-corrosion and Wearresisting Duplex Metal Spraying Technology 4.Advanced PTA/HVOF process Technology 5.High output, good plasticizing effect,energy saving 6.Wear resistant&Corrosion resistant, longer using life of screw barrel 7.Fast production&Rapid delivery 8.Best customer service! |
Twin screw and barrel made: CINCINNATI, BATTENFELD, KRUSSMAFFEI, BAUSANO, AMUT model spares. |
Vi kan tillverka alla typer av skruvar och fat enligt kundernas krav.
