AISI 4140 Alloy Steel Bar Technique: Hot rolled: Round Φ16~300mm; Flat 4~50mm*30~240mm; Square 4*4mm~90*90mm Cold drawn: Round Φ5.5~85mm;  Square 10*10mm~80*80mm; Hexagon ch.10~85mm

AISI 4140 Alloy Steel Bar Technique: Hot rolled: Round Φ16~300mm; Flat 4~50mm*30~240mm; Square 4*4mm~90*90mm Cold drawn: Round Φ5.5~85mm;  Square 10*10mm~80*80mm; Hexagon ch.10~85mm Forged: Round Φ 300~800mm; Flat: 20~200*40~600mm Grade: AISI4140, 42CrMo, SCM440, 42CrMo4 We can also produce as per customers' requirements Heat treatment: annealed, Q+T Surface: black; turned   Standard Standards: GB, ASTM, JIS etc.     Packaging & Delivery Delivery: 20 Days according to your quantity; Transport: By bulk or Containers; Payment terms L/C, T/T;   Application AISI 4140 Alloy Steel Bar used in general purpose high tensile steel for component, such as shafts, gears, bolts, connection rods, chuck bodies, sprockets, studs, tool holders, pump shafts, rams and so on.  FAQ 1  Q:You are Factory or Trading Company? A: We are a  Factory with 10 years of honest record, our spotless record gives us great reputation in this business. 2  Q:what is the MOQ.? A:Generally speaking, the MOQ is 5 metric ton per size, if your quantity is small , we can supply you from our stock . 3.  Q: I need sample, could you support? A: We can supply you with the sample for free, but the delivery charges will be covered by our customers. For avoiding the misunderstanding, it is appreciated if you can provide the International Express Account for Freight Collect. 4.  Q:How to know the Quality Guarantee: A:Visit Our office is the best way to know each other more.The Third Inspection can prove our productsquality. B :We will attach some relevant photos via email to show our office and products for you. 5.What kind of payment does your company support? T/T payment: 30% T/T in advance, balance paid before shipping L/C payment:100% L/C at sight Company Information Henan JianHui Construction Machinery Co.,Ltd is located in the industrial area of ZhengZhou High-tech Zone , HeNan .The company was founded in 2008 . Now the company covers totally 220,000 square meters . The company has a total employee of 150 out of whom 120 are professionals .The company has been continually expanding itself ever since it's founded . Now the company is a ISO9001:2000 certified company and has been continually awarded by the local government .  

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