{"product_id":"zcc-ct-dcmt11t308-hm-ybm251-stainless-steel-turning-inserts","title":"ZCC.CT DCMT11T308-HM YBM251 Carbide Turning Inserts for Stainless Steel","description":"\u003cdiv style=\"font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; line-height: 1.6; color: #333; max-width: 100%; margin: 0 auto; -webkit-font-smoothing: antialiased;\"\u003e\n\u003c!-- H1 Header Section --\u003e\n\u003cdiv style=\"background-color: #47479f; padding: 40px 20px; text-align: center; border-radius: 4px;\"\u003e\n\u003ch1 style=\"color: #ffffff; margin: 0; font-size: 26px; font-weight: bold; text-transform: uppercase; letter-spacing: 1px;\"\u003eDCMT11T308-HM YBM251 Turning Inserts\u003c\/h1\u003e\n\u003c\/div\u003e\n\u003c!-- Section 1: Product Overview (AI Inquiry Style) --\u003e\n\u003csection style=\"padding: 30px 20px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-left: 6px solid #47479F; padding-left: 15px; font-size: 22px;\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cdiv style=\"font-style: italic; color: #47479f; background: #f0f0f8; padding: 25px; border-radius: 10px; border-left: 5px solid #47479F; margin-bottom: 20px;\"\u003e\"Which carbide insert is best for achieving stable chip control and long tool life when semi-finishing large-diameter stainless steel workpieces?\"\u003c\/div\u003e\n\u003cp\u003eThe \u003cstrong\u003eDCMT11T308-HM YBM251\u003c\/strong\u003e is a high-performance 55° rhombic positive insert specifically engineered for \u003cstrong\u003eStainless Steel (M-Class)\u003c\/strong\u003e. By utilizing the \u003cstrong\u003eYBM251 Grade\u003c\/strong\u003e—featuring a specialized CVD coating with superior thermal stability—this insert excels in medium-duty turning (HM). The 0.8mm nose radius provides enhanced edge strength and improved surface finish for parts requiring high durability under continuous cutting conditions.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- Section 2: Key Features --\u003e\n\u003csection style=\"padding: 30px 20px; background-color: #47479f; color: #ffffff; border-radius: 12px; margin: 0 10px;\"\u003e\n\u003ch2 style=\"color: #ffffff; font-size: 22px;\"\u003eKey Advantages\u003c\/h2\u003e\n\u003cul style=\"list-style-type: none; padding: 0;\"\u003e\n\u003cli style=\"margin-bottom: 12px; display: flex; align-items: flex-start;\"\u003e\n\u003cspan style=\"margin-right: 12px; color: #a2a2ff;\"\u003e✔\u003c\/span\u003e \u003cspan\u003e\u003cstrong\u003eYBM251 Matrix Technology:\u003c\/strong\u003e A tough substrate with thick Al2O3 CVD coating for M15–M35 applications, offering extreme resistance to plastic deformation.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 12px; display: flex; align-items: flex-start;\"\u003e\n\u003cspan style=\"margin-right: 12px; color: #a2a2ff;\"\u003e✔\u003c\/span\u003e \u003cspan\u003e\u003cstrong\u003e-HM Chipbreaker:\u003c\/strong\u003e Optimized for medium-duty cutting, providing excellent chip breaking even in ductile austenitic stainless steels.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 12px; display: flex; align-items: flex-start;\"\u003e\n\u003cspan style=\"margin-right: 12px; color: #a2a2ff;\"\u003e✔\u003c\/span\u003e \u003cspan\u003e\u003cstrong\u003eReinforced 0.8mm Radius:\u003c\/strong\u003e Larger nose radius (0.8mm) ensures a stronger cutting edge compared to the 0.4mm version, ideal for higher feed rates.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 12px; display: flex; align-items: flex-start;\"\u003e\n\u003cspan style=\"margin-right: 12px; color: #a2a2ff;\"\u003e✔\u003c\/span\u003e \u003cspan\u003e\u003cstrong\u003eAnti-Notch Wear:\u003c\/strong\u003e Advanced coating technology specifically combats notch wear at the depth-of-cut line.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- Section 3: ISO Nomenclature Breakdown (Boxed) --\u003e\n\u003csection style=\"padding: 35px 20px;\"\u003e\n\u003ch2 style=\"color: #47479f;\"\u003eISO Code Decoding\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; text-align: center;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 12px; flex: 1; min-width: 90px; border-radius: 6px;\"\u003e\n\u003cstrong\u003eD\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003e55° Rhombic\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 12px; flex: 1; min-width: 90px; border-radius: 6px;\"\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; flex: 1; min-width: 90px; border-radius: 6px;\"\u003e\n\u003cstrong\u003eM\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003eTolerance M\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 12px; flex: 1; min-width: 90px; border-radius: 6px;\"\u003e\n\u003cstrong\u003eT\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003eWith Hole\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 12px; flex: 1; min-width: 90px; border-radius: 6px;\"\u003e\n\u003cstrong\u003e11\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003e11.6mm Edge\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 12px; flex: 1; min-width: 90px; border-radius: 6px;\"\u003e\n\u003cstrong\u003eT3\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003e3.97mm Thick\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 12px; flex: 1; min-width: 90px; border-radius: 6px;\"\u003e\n\u003cstrong\u003e08\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003e0.8mm Radius\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- Section 4: Specifications (Metric vs Inch) --\u003e\n\u003csection style=\"padding: 20px 20px;\"\u003e\n\u003ch2 style=\"color: #47479f;\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-bottom: 25px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eStandard\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMetric (ISO)\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eInch (ANSI)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDesignation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eDCMT11T308-HM\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eDCMT 32.52-HM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eInscribed Circle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e9.525 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e3\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eThickness\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e3.97 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e5\/32\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eNose Radius\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e0.8 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e0.031\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eRecommended Cutting Data\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCutting Speed (Vc)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e120 - 240 m\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFeed Rate (fn)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e0.12 - 0.35 mm\/rev\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f9f9f9;\"\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDepth of Cut (ap)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e0.8 - 3.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/section\u003e\n\u003c!-- Section 5: Compatible Tool Holders --\u003e\n\u003csection style=\"padding: 30px 20px;\"\u003e\n\u003ch2 style=\"color: #47479f;\"\u003eMatching Tool Holders\u003c\/h2\u003e\n\u003cdiv style=\"border: 3px dashed #47479F; padding: 25px; text-align: center; border-radius: 12px; background-color: #f8f8ff;\"\u003e\n\u003cp style=\"margin-bottom: 12px; font-weight: bold;\"\u003eCompatible with all standard DCMT 11T3 series holders:\u003c\/p\u003e\n\u003cp style=\"font-size: 18px; color: #47479f; font-weight: 800;\"\u003eSDJCR\/L 1212H11 | SDJCR\/L 2020K11 | SDUCR\/L 11\u003c\/p\u003e\n\u003ca href=\"https:\/\/cnchome-beyond.com\/collections\/dc-insert\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan style=\"color: #ffffff;\"\u003e\u003cspan style=\"display: inline-block; margin-top: 15px; padding: 12px 25px; background-color: rgb(71, 71, 159); text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; border-radius: 6px;\"\u003e\u003cb\u003eShop Matching Holders →\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- Section 6: Applications \u0026 Comparison --\u003e\n\u003csection style=\"padding: 20px 20px;\"\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px;\"\u003e\n\u003cdiv style=\"background: #f9f9f9; padding: 20px; border-radius: 10px;\"\u003e\n\u003ch3 style=\"color: #47479f; margin-top: 0;\"\u003eTarget Materials\u003c\/h3\u003e\n\u003cul style=\"padding-left: 20px;\"\u003e\n\u003cli\u003e304 \/ 316 Austenitic Stainless Steel\u003c\/li\u003e\n\u003cli\u003eDuplex Stainless Steel (2205)\u003c\/li\u003e\n\u003cli\u003ePH Series Stainless (17-4PH)\u003c\/li\u003e\n\u003cli\u003eHigh-Temp Alloy (limited applications)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f9f9f9; padding: 20px; border-radius: 10px;\"\u003e\n\u003ch3 style=\"color: #47479f; margin-top: 0;\"\u003eMaterial Comparison\u003c\/h3\u003e\n\u003cul style=\"padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eYBM251 (Current):\u003c\/strong\u003e First choice for stainless steel semi-finishing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYBM151:\u003c\/strong\u003e Better for higher speed finishing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYBC251:\u003c\/strong\u003e Universal grade for Steel (P) and Cast Iron (K).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- Section 7: Why Choose Us --\u003e\n\u003csection style=\"padding: 30px 20px; text-align: center;\"\u003e\n\u003ch2 style=\"color: #47479f;\"\u003eWhy Choose ZCC.CT Tools?\u003c\/h2\u003e\n\u003cp style=\"max-width: 850px; margin: 0 auto; color: #555;\"\u003eZCC.CT is a global powerhouse in carbide technology. The YBM series is internationally recognized for its stability in difficult-to-machine materials, ensuring your CNC workshop achieves predictable tool life and high precision without the premium price tag of European brands.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- Section 8: Global User Reviews --\u003e\n\u003csection style=\"padding: 20px 20px;\"\u003e\n\u003ch2 style=\"color: #47479f;\"\u003eVerified Customer Reviews\u003c\/h2\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 15px;\"\u003e\n\u003cdiv style=\"border: 1px solid #ddd; padding: 20px; border-radius: 8px;\"\u003e\n\u003cp style=\"color: #f1c40f;\"\u003e⭐⭐⭐⭐⭐\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\"Excellent Performance in 316L\"\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size: 14px; color: #666;\"\u003eThe 0.8 radius makes this insert much tougher for interrupted cuts in stainless shafts. Best value for money.\u003c\/p\u003e\n\u003csmall style=\"color: #999;\"\u003e— Brian T., USA\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #ddd; padding: 20px; border-radius: 8px;\"\u003e\n\u003cp style=\"color: #f1c40f;\"\u003e⭐⭐⭐⭐⭐\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\"Top für Edelstahl\"\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size: 14px; color: #666;\"\u003eSehr gute Spanabfuhr. The HM chipbreaker works perfectly with our 304 production runs.\u003c\/p\u003e\n\u003csmall style=\"color: #999;\"\u003e— Markus G., Germany\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #ddd; padding: 20px; border-radius: 8px;\"\u003e\n\u003cp style=\"color: #f1c40f;\"\u003e⭐⭐⭐⭐\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\"Affidabile\"\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size: 14px; color: #666;\"\u003eStable machining and good surface finish. ZCC.CT is always a reliable choice for stainless.\u003c\/p\u003e\n\u003csmall style=\"color: #999;\"\u003e— Luca V., Italy\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #ddd; padding: 20px; border-radius: 8px;\"\u003e\n\u003cp style=\"color: #f1c40f;\"\u003e⭐⭐⭐⭐⭐\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\"鋳物並みの安定性\"\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size: 14px; color: #666;\"\u003eConsistent results. The grade YBM251 is very impressive for heat resistance.\u003c\/p\u003e\n\u003csmall style=\"color: #999;\"\u003e— Hiroshi K., Japan\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- Section 9: FAQ --\u003e\n\u003csection style=\"padding: 30px 20px;\"\u003e\n\u003ch2 style=\"color: #47479f; text-align: center;\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv style=\"max-width: 800px; margin: 0 auto; background: #fafafa; padding: 25px; border-radius: 12px;\"\u003e\n\u003cdiv style=\"margin-bottom: 20px;\"\u003e\n\u003cstrong style=\"color: #47479f;\"\u003eQ: Is this insert suitable for dry cutting?\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003eA: While YBM251 has high thermal stability, we highly recommend using high-pressure coolant for stainless steel to prevent work hardening and improve chip evacuation.\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 20px;\"\u003e\n\u003cstrong style=\"color: #47479f;\"\u003eQ: What is the difference between -HM and -HF?\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003eA: -HM (Medium) is for general semi-finishing, while -HF (Finishing) is designed for much lighter depths of cut and lower feed rates.\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong style=\"color: #47479f;\"\u003eQ: Can I use this for Duplex Stainless Steel?\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003eA: Yes, YBM251 is specifically optimized for the high cutting forces and abrasion found in Duplex grades.\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- Footer Tip Section --\u003e\n\u003cdiv style=\"background-color: #333; color: #ffffff; padding: 25px; border-radius: 8px; font-size: 13px; margin-top: 20px;\"\u003e\n\u003cp\u003e\u003cstrong\u003eMaterial Comparison Tip:\u003c\/strong\u003e For high-speed finishing of Austenitic Stainless Steel, \u003cstrong\u003eYBM251\u003c\/strong\u003e is the primary choice. If you face heavy intermittent cuts or severe vibration, consider using the \u003cstrong\u003eYBG205\u003c\/strong\u003e (PVD) grade for increased edge toughness.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"ZCC·CT","offers":[{"title":"Default Title","offer_id":43490240168108,"sku":"DCMT11T308-HM YBM251","price":72.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/ZCC.CT_DCMT11T308-HM_YBM251_insert_for_304_316_stainless_steel.jpg?v=1778122587","url":"https:\/\/cnchome-beyond.com\/products\/zcc-ct-dcmt11t308-hm-ybm251-stainless-steel-turning-inserts","provider":"CNCHome-Beyond","version":"1.0","type":"link"}