Custom CNC Machining Turning Spline Bolt Nut Hollow Threaded Spindle Gear Steel Propeller Drive Shaft of Motorcycle Electric Motor Auto Generator Transmission

No.ItemSpecifications1MaterialsCarbon steel: 10#, 18#, 1018, 22#, 1022, 40Cr, 45#, 1045, 50#, 55#, 60#, 65Mn, 70#, 72B, 80#, 82BAlloy Structure Steel: B7, 20CrMo, 42Crmo, SCM415, SCM440, 4140High-carbon chromium bearing steel: GCr15, 52100, SUJ2Free-cutting steel: 12L14, 12L15Stainless steel: 1Cr13, 2Cr13, 3Cr13, 4Cr13, 1Cr17, SUS410, SUS420, SUS430, SUS416, SUS440C, 17-4, 17-4PH, 130M, 200, 201, 202, 205, 303, 303Cu, 304, 316, 316LAluminum grade: 6061, 6063Brass: Hpb58-2.5 (C38000), Hpb59-1 (C37710), Hpb61-1 (C37100), Hpb62-0.8 (C35000), Hpb63-0.1 (C34900), Hpb63-3 (C34500), H60, H62, H63, H652DiameterØ0.3-Ø253Diameter tolerance0.002mm4Roundness0.0005mm5RoughnessRa0.056Straightness0.005mm7Hardness: HRC/HV8Length2mm-1000mm9Heat treatment1. Oil Quenching2. High frequency quenching3. Carburization4. Vacuum Heat treatment5. Mesh belt furnace heat treatment10Surface treatment1. Plating nickel2. Plating zinc3. Plating passivation4. Plating phosphating5. Black coating6. Anodized treatment11PackingPlastic bags inside and standard cartons outside.Shipment by pallets or according to customer's packing specifications.Jiangxi Sanrui Precision Co., Ltd. supplies cast iron and steel components in North China. We have been in the business of these products since 1997 and export our products to the USA and EU.We have following methods to produce:1. Automatic line, model box at 900X9002.Shell moulding3.Lost wax casting4.Machining from Tube, bar5.Steel sheet cutting and machiningWe have special advantage in the following products:1. Components for agricultural equipment, construction and mining equipment, typical products include: wheel hubs, wheels, counter weight , 3 points for lifting system, etc.2. Pump body, motor housing and valve body castings.3. Concrete hose fittings4. Pulleys, pulleys for glazing line.Weight of castings we could supply: up to 5MT.Dimension of castings: up to 2.5 Meter.Material of castings: gray iron, ductile iron, carbon and alloy steel, investment stainless steel castings, etc .Our machine shop are equipped with both engine lathe for rough machining and CNC, MCs for finishing to meet the tolerance requirement and at the same time to maintain the lowest cost.Physical Test: Hardness, Tensile strength, yield strength, elongation.Chemical Test: C,Si,Mn,S,P and so on.Surface treatment: Powder coating, Galvanization, Mirror polishing etcWe have experienced technicians, advanced equipment, modern and efficient management methods, reliable quality, and a policy of regarding the customer as the heart of service will ensure the continuous and steady development of our company. You can count on our expertise, including a staff foundry engineer, to assist in providing the best solution to lower the cost of your final products.We will, as always, work together with our customers to seek opportunities for developing new market and products, to satisfy our customer and the society.RFQQ1: How can I get the samples?A: If you need some samples to test, you should pay for the transportation freight of samples and our samples cost.Q2: Can we have our marking,Logo or company name to be printed on your products or package?A: Sure. Your marking,logo,or company name can be put on your products by Laser machineQ3: How to order?A: Please send us your purchase order by Email, or you can ask us to send you a Performa invoice for your order. We need to know the following information for your order.1) Product information-Quantity, Specification ( Size, Material, Technological and Packing requirements etc.)2) Delivery time required3) Shipping information-Company name, Street address, Phone&Fax number, Destination sea port.4) Forwarder's contact details if there's any in China.Q4: When can you get the price?We usually quote within 48 hours after we get your inquiry. If you are very urgent to get the price, please call us or tell us in your email so that we will regard your inquiry priority. Kindly note that if your inquiry is with more details then the price we quote will be more accurateQ5: How can you get a sample to check our quality?After price confirmation, you can require for samples to check our qualityQ6: What kind of files do we accept for drawing?A: PDF, CAD,STP,STEPQ7: What about the lead time for mass production?Honestly, it depends on the order quantity and the season you place the order. Generally speaking,it would need about 30-60days to finish the sample.Q8: What is our terms of delivery?We accept EXW, FOB, CFR, CIF, DDU, DDP, etc. You can choose the one which is the most convenient or cost effective for you.  /* January 22, 2024 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1