aisi 4340 assembled herring bone gear

{"cid":"91212205","title":"AISI 4340 Steel Assembled Herring Bone Gear Transmission Spare Parts","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/77\/4a\/924b95244ac65e613f20ca49c9fd-200x200-1.jpg","attrs":{"Price":"$500\/ Piece","Brand Name":"YIZGEAR","Model Number":"HB22082301","Minimum Order Quantity":"1 Pc","Delivery Time":"72 Days","Place of Origin":"CHINA","Payment Terms":"L\/C,T\/T","Supply Ability":"300 Pcs\/Month","Packaging Details":"Plywood Crate","Profile Type":"Assembled Parts","Material":"40CrNiMoA","Hardness":"260-300HB","Face Width":"90","Module":"12","Manufacture Processing":"Gear Hobbing"}}

{"cid":"91201292","title":"ASTM A711 Alloy Steel Tube Seamless Structural Stainless Drill Pipe 2.5mm","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/5f\/aa\/86f9a2701de64f85b5c9ac6b0bf4-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"EDEST STEEL","Minimum Order Quantity":"5 Tons","Delivery Time":"within 15-25 working days","Place of Origin":"China","Payment Terms":"L\/C, T\/T, Western Union","Supply Ability":"1000 tons every month","Packaging Details":"Waterproof and rust-proof seaworthy packaged goods according to customer requirements","Features":"Excellent ductility, formability and weldability","Application":"Transmission gears, aircraft parts, connecting rods,","Grade":"4340","Name":"Seamless Tube","Thickness":"2.5-200mm or as required","Length":"1m-12m, 6m or as required","Dia":"4.00mm-1020.00mm or as required","Standard":"ASTM A29\/A29M-04"}}