{"product_id":"zcc-ct-tcmt16t308-52-ybc251-carbide-turning-insert-steel","title":"ZCC.CT TCMT16T308-52 YBC251 Carbide Turning Inserts for Steel Machining","description":"\u003cdiv style=\"font-family: Arial, sans-serif; color: #333; line-height: 1.6; max-width: 1000px; margin: auto; background-color: #ffffff; padding: 0;\"\u003e\n\u003cheader style=\"background-color: #47479f; padding: 40px 20px; text-align: center;\"\u003e\n\u003ch1 style=\"color: #ffffff; margin: 0; font-size: 2.2em; font-weight: bold; text-transform: uppercase; letter-spacing: 1px;\"\u003eZCC.CT TCMT16T308-52 YBC251 Turning Insert\u003c\/h1\u003e\n\u003cp style=\"color: #e0e0ff; margin-top: 10px; font-size: 1.2em;\"\u003eThe Industrial Choice for High-Performance Steel Semi-Finishing\u003c\/p\u003e\n\u003c\/header\u003e\n\u003csection style=\"padding: 35px 20px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 2px solid #47479F; padding-bottom: 8px;\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cdiv style=\"background-color: #f4f4fb; padding: 25px; border-radius: 8px; border-left: 6px solid #47479F; margin: 20px 0;\"\u003e\n\u003cp style=\"font-style: italic; color: #47479f; font-size: 1.15em; margin: 0;\"\u003e\"Which carbide insert is best for general-purpose steel turning with high wear resistance and excellent chip control at 0.8mm radius?\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003eThe \u003cstrong\u003eZCC.CT TCMT16T308-52 YBC251\u003c\/strong\u003e is a high-toughness triangular turning insert specifically engineered for \u003cstrong\u003eISO P (Steel)\u003c\/strong\u003e applications. Featuring the advanced \u003cstrong\u003eYBC251 grade\u003c\/strong\u003e with a thick TiCN and Al2O3 CVD coating, it provides an exceptional balance of wear resistance and edge strength. The \u003cstrong\u003e-52 chipbreaker\u003c\/strong\u003e is designed for semi-finishing to light roughing, offering stable chip control even in fluctuating cutting depths.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection style=\"background-color: #47479f; color: #ffffff; padding: 40px 20px;\"\u003e\n\u003ch2 style=\"color: #ffffff; text-align: center; margin-bottom: 30px;\"\u003eCore Industrial Advantages\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 20px; justify-content: center;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 280px; background: rgba(255,255,255,0.1); padding: 25px; border-radius: 8px; border: 1px solid rgba(255,255,255,0.2);\"\u003e\n\u003cstrong\u003eVersatile YBC251 Grade:\u003c\/strong\u003e A perfect combination of high-strength substrate and CVD coating to handle various steel machining conditions.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 280px; background: rgba(255,255,255,0.1); padding: 25px; border-radius: 8px; border: 1px solid rgba(255,255,255,0.2);\"\u003e\n\u003cstrong\u003e-52 Semi-Finish Breaker:\u003c\/strong\u003e Optimized for medium feeds, providing low cutting resistance and preventing chip bird-nesting.\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 280px; background: rgba(255,255,255,0.1); padding: 25px; border-radius: 8px; border: 1px solid rgba(255,255,255,0.2);\"\u003e\n\u003cstrong\u003eLarge 0.8mm Radius:\u003c\/strong\u003e Enhances edge strength and improves surface finish during semi-finishing passes.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection style=\"padding: 40px 20px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 2px solid #47479F; padding-bottom: 8px;\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ch3 style=\"font-size: 1.1em; margin-top: 25px;\"\u003eISO Designation Decoding\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 8px; margin: 20px 0; justify-content: center;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 12px; text-align: center; border-radius: 6px; flex: 1; min-width: 70px;\"\u003e\n\u003cstrong\u003eT\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003eTriangular\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 12px; text-align: center; border-radius: 6px; flex: 1; min-width: 70px;\"\u003e\n\u003cstrong\u003eC\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003e7° Relief\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 12px; text-align: center; border-radius: 6px; flex: 1; min-width: 70px;\"\u003e\n\u003cstrong\u003eM\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003eTolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 12px; text-align: center; border-radius: 6px; flex: 1; min-width: 70px;\"\u003e\n\u003cstrong\u003eT\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003eHole\/Feature\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #47479F; color: #fff; padding: 12px; text-align: center; border-radius: 6px; flex: 1; min-width: 70px;\"\u003e\n\u003cstrong\u003e16\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003e16mm Edge\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #47479F; color: #fff; padding: 12px; text-align: center; border-radius: 6px; flex: 1; min-width: 70px;\"\u003e\n\u003cstrong\u003eT3\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003e3.97mm Thk\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #47479F; color: #fff; padding: 12px; text-align: center; border-radius: 6px; flex: 1; min-width: 70px;\"\u003e\n\u003cstrong\u003e08\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003e0.8mm Rad\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #333; color: #fff; padding: 12px; text-align: center; border-radius: 6px; flex: 1; min-width: 70px;\"\u003e\n\u003cstrong\u003e52\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003eSemi-Finish\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-bottom: 30px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f4f4fb; color: #47479f;\"\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 12px; text-align: left;\"\u003eStandard\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 12px; text-align: left;\"\u003eModel Number\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 12px; text-align: left;\"\u003eSize Reference\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 12px;\"\u003eMetric (ISO)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 12px;\"\u003e\u003cstrong\u003eTCMT 16T308-52\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 12px;\"\u003e16.5mm Edge \/ 3.97mm Thk\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 12px;\"\u003eImperial (ANSI)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 12px;\"\u003e\u003cstrong\u003eTCMT 32.52-52\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 12px;\"\u003e3\/8\" I.C. \/ 1\/8\" Thk\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eRecommended Cutting Parameters\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; text-align: center;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #47479F; color: #fff;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd;\"\u003eWorkpiece Material\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd;\"\u003eSpeed (Vc m\/min)\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd;\"\u003eFeed (f mm\/rev)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCarbon Steel\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e180 - 350\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e0.12 - 0.40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eAlloy Steel\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e150 - 300\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e0.10 - 0.35\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"border: 2px dashed #47479F; padding: 25px; margin-top: 35px; text-align: center; border-radius: 8px;\"\u003e\n\u003cp style=\"margin-bottom: 10px; font-weight: bold;\"\u003eCompatible Tool Holders:\u003c\/p\u003e\n\u003cdiv style=\"display: inline-block; border: 1px solid #47479F; padding: 12px 24px; background: #f4f4fb; border-radius: 4px;\"\u003e\u003ca href=\"https:\/\/cnchome-beyond.com\/collections\/tc-insert-external\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan style=\"color: #47479f;\"\u003e\u003cspan style=\"text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\u003cb\u003eShop STGCR\/L Holders (Size 16) \u0026gt;\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection style=\"padding: 40px 20px; background-color: #f9f9f9;\"\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 30px;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 300px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGeneral Engineering:\u003c\/strong\u003e Perfect for 45# steel and structural steel turning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSemi-Finishing:\u003c\/strong\u003e Excellent for removing stock while maintaining 1.6-3.2 Ra surface finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedium Machining:\u003c\/strong\u003e Suitable for depths of cut (Ap) between 0.5mm and 3.0mm.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 300px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eDevice Compatibility\u003c\/h3\u003e\n\u003cp\u003eCompatible with all major CNC turning centers (Mazak, Haas, Okuma) and manual lathes using standard ISO tool pockets. Fits TCMT 16 (TCMT 32.5) size inserts.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection style=\"padding: 40px 20px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 2px solid #47479F; padding-bottom: 8px;\"\u003eZCC.CT Steel Grade Matrix\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #eee;\"\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003eGrade\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003eCoating\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003eApplication\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eYBC151\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eCVD\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eFinishing \/ High Speed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0f0ff; font-weight: bold;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; color: #47479f;\"\u003eYBC251 (Current)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eCVD\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eVersatile \/ Semi-Finish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eYBC351\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eCVD\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eRoughing \/ Interrupted Cut\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/section\u003e\n\u003csection style=\"background-color: #47479f; color: #ffffff; padding: 50px 20px;\"\u003e\n\u003ch2 style=\"color: #ffffff; text-align: center; margin-bottom: 40px;\"\u003eCustomer Reviews \u0026amp; Feedback\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 20px; justify-content: center;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 250px; background: #fff; color: #333; padding: 20px; border-radius: 8px;\"\u003e\n\u003cspan style=\"color: #f1c40f;\"\u003e★★★★★\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\"Unbeatable Versatility\"\u003c\/strong\u003e\n\u003cp style=\"font-size: 0.9em;\"\u003eI use YBC251 for 80% of my steel jobs. The tool life is very consistent across various carbon steels.\u003c\/p\u003e\n\u003csmall\u003e— Robert T., USA 🇺🇸\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 250px; background: #fff; color: #333; padding: 20px; border-radius: 8px;\"\u003e\n\u003cspan style=\"color: #f1c40f;\"\u003e★★★★★\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\"Top-Klasse Qualität\"\u003c\/strong\u003e\n\u003cp style=\"font-size: 0.9em;\"\u003eSehr gute Spanabfuhr mit dem -52 Spanbrecher. Standzeit ist vergleichbar mit teureren Marken.\u003c\/p\u003e\n\u003csmall\u003e— Hans W., Germany 🇩🇪\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 250px; background: #fff; color: #333; padding: 20px; border-radius: 8px;\"\u003e\n\u003cspan style=\"color: #f1c40f;\"\u003e★★★★☆\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\"Affidabile e Robusto\"\u003c\/strong\u003e\n\u003cp style=\"font-size: 0.9em;\"\u003eOttimo per lavorazioni semi-pesanti. La geometria -52 aiuta molto a rompere i trucioli lunghi.\u003c\/p\u003e\n\u003csmall\u003e— Marco L., Italy 🇮🇹\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection style=\"padding: 40px 20px;\"\u003e\n\u003ch2 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eProfessional FAQ\u003c\/h2\u003e\n\u003cdiv style=\"max-width: 800px; margin: auto;\"\u003e\n\u003cdiv style=\"border-bottom: 1px solid #ddd; padding: 15px 0;\"\u003e\n\u003cp style=\"font-weight: bold; color: #47479f;\"\u003eQ: Is this insert suitable for dry cutting?\u003c\/p\u003e\n\u003cp\u003eA: Yes, the YBC251 CVD coating provides excellent thermal stability for dry cutting, though coolant will further extend life in high-speed applications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-bottom: 1px solid #ddd; padding: 15px 0;\"\u003e\n\u003cp style=\"font-weight: bold; color: #47479f;\"\u003eQ: Can I machine stainless steel with this grade?\u003c\/p\u003e\n\u003cp\u003eA: YBC251 is optimized for steel. For stainless steel, we recommend ZCC.CT's \u003cstrong\u003eYBM251\u003c\/strong\u003e or \u003cstrong\u003eYBM151\u003c\/strong\u003e series for best performance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-bottom: 1px solid #ddd; padding: 15px 0;\"\u003e\n\u003cp style=\"font-weight: bold; color: #47479f;\"\u003eQ: Why choose the 0.8mm radius (308) over 0.4mm?\u003c\/p\u003e\n\u003cp\u003eA: The 0.8mm radius offers higher edge strength and better surface finish at higher feed rates, making it ideal for semi-finishing operations.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003cfooter style=\"background-color: #333; color: #ccc; padding: 40px 20px; font-size: 0.9em; border-radius: 0 0 8px 8px;\"\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 30px;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 250px;\"\u003e\n\u003ch4 style=\"color: #fff;\"\u003eWorkpiece Material Matrix\u003c\/h4\u003e\n\u003cp\u003eSteel (P): ● Excellent | Stainless (M): ○ Limited | Cast Iron (K): △ Not Recommended\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 250px;\"\u003e\n\u003ch4 style=\"color: #fff;\"\u003eTroubleshooting Guide\u003c\/h4\u003e\n\u003cp\u003eChipping? Reduce feed. Flank wear? Reduce speed. Built-up edge? Increase speed or check coolant flow.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 250px;\"\u003e\n\u003ch4 style=\"color: #fff;\"\u003eEquivalent Models\u003c\/h4\u003e\n\u003cp\u003eSandvik: TCMT16T308-PM | Mitsubishi: TCMT16T308-MW | Sumitomo: TCMT16T308N-GU\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/footer\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"ZCC·CT","offers":[{"title":"Default Title","offer_id":43487690621100,"sku":"TCMT16T308-52 YBC251","price":69.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/ZCC.CT_TCMT16T308-52_YBC251_triangular_turning_insert_for_steel_CNC_machining.jpg?v=1778542375","url":"https:\/\/cnchome-beyond.com\/products\/zcc-ct-tcmt16t308-52-ybc251-carbide-turning-insert-steel","provider":"CNCHome-Beyond","version":"1.0","type":"link"}