{"title":"GB70.1 \/ DIN 912 \/ ISO 4762 Socket Cap Screw Grade 12.9 Fine Thread Black","description":"\u003ch2\u003eFULLERKREG GB70.1 \/ DIN 912 \/ ISO 4762 Grade 12.9 Fine Thread Black Socket Cap Screws\u003c\/h2\u003e\n\u003cp\u003eFULLERKREG Grade 12.9 Fine Thread Black Socket Cap Screws are high-strength hexagon socket head cap screws manufactured from ML40Cr carbon steel with a black oxide surface treatment. The fine thread (pitch finer than standard coarse thread) provides superior resistance to vibration loosening, higher clamping force per unit torque, and more precise axial adjustment — making these screws the preferred choice for precision machinery, hydraulic systems, automotive, and aerospace-grade applications where standard coarse thread is insufficient.\u003c\/p\u003e\n\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards:\u003c\/strong\u003e GB 70.1 \/ DIN 912 \/ ISO 4762\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrength Grade:\u003c\/strong\u003e 12.9 (heat treated)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e ML40Cr (40Cr carbon steel)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Type:\u003c\/strong\u003e \u003cstrong\u003eFine thread (pitch finer than standard coarse)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTensile Strength:\u003c\/strong\u003e Min. 1,220 MPa\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYield Strength:\u003c\/strong\u003e Min. 1,100 MPa\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e HRC 39–44\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSurface Treatment:\u003c\/strong\u003e Black oxide (blackening)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Tolerance:\u003c\/strong\u003e 6H\/6g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrive Type:\u003c\/strong\u003e Hexagon socket (Allen key \/ hex key)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Class:\u003c\/strong\u003e A (precision)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSizes Available:\u003c\/strong\u003e M8 – M36 (fine pitch)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFine Thread vs Coarse Thread — Why Choose Fine?\u003c\/h2\u003e\n\u003cp\u003eFine thread is a specialist choice. Understanding the differences helps you select the correct fastener for your application:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eProperty\u003c\/th\u003e\n\u003cth\u003eFine Thread (This Page)\u003c\/th\u003e\n\u003cth\u003eCoarse Thread (Standard)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread pitch\u003c\/td\u003e\n\u003ctd\u003eSmaller (e.g. M10×1.0 or M10×1.25)\u003c\/td\u003e\n\u003ctd\u003eLarger (e.g. M10×1.5)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVibration resistance\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003eSuperior\u003c\/strong\u003e — less likely to self-loosen\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClamping force per torque\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003eHigher\u003c\/strong\u003e — more efficient torque-to-clamp conversion\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAxial adjustment precision\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003eFiner\u003c\/strong\u003e — more precise positioning per turn\u003c\/td\u003e\n\u003ctd\u003eCoarser\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread stripping resistance\u003c\/td\u003e\n\u003ctd\u003eHigher (more thread contact area)\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAssembly speed\u003c\/td\u003e\n\u003ctd\u003eSlower (more turns required)\u003c\/td\u003e\n\u003ctd\u003eFaster\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCross-threading risk\u003c\/td\u003e\n\u003ctd\u003eSlightly higher\u003c\/td\u003e\n\u003ctd\u003eLower\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAvailability\u003c\/td\u003e\n\u003ctd\u003eSpecialist \/ made to order\u003c\/td\u003e\n\u003ctd\u003eWidely stocked\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical applications\u003c\/td\u003e\n\u003ctd\u003ePrecision machinery, hydraulics, automotive, aerospace\u003c\/td\u003e\n\u003ctd\u003eGeneral industrial use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eFine Thread Pitch Table — DIN 912 Grade 12.9 (Unit: mm)\u003c\/h2\u003e\n\u003cp\u003eThe following fine thread pitches are available for DIN 912 \/ ISO 4762 Grade 12.9 socket cap screws. Fine thread designation format: M[diameter] × [pitch].\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eThread Size\u003c\/th\u003e\n\u003cth\u003eFine Pitch (p)\u003c\/th\u003e\n\u003cth\u003eCoarse Pitch (ref.)\u003c\/th\u003e\n\u003cth\u003eHead Dia. dk\u003c\/th\u003e\n\u003cth\u003eHead Height k\u003c\/th\u003e\n\u003cth\u003eKey Size s\u003c\/th\u003e\n\u003cth\u003eKey Depth t Min.\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eM8 × 1.0\u003c\/td\u003e\n\u003ctd\u003e1.0\u003c\/td\u003e\n\u003ctd\u003e1.25\u003c\/td\u003e\n\u003ctd\u003e13.00\u003c\/td\u003e\n\u003ctd\u003e8.00\u003c\/td\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003ctd\u003e4.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eM10 × 1.0\u003c\/td\u003e\n\u003ctd\u003e1.0\u003c\/td\u003e\n\u003ctd\u003e1.5\u003c\/td\u003e\n\u003ctd\u003e16.00\u003c\/td\u003e\n\u003ctd\u003e10.00\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003ctd\u003e5.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eM10 × 1.25\u003c\/td\u003e\n\u003ctd\u003e1.25\u003c\/td\u003e\n\u003ctd\u003e1.5\u003c\/td\u003e\n\u003ctd\u003e16.00\u003c\/td\u003e\n\u003ctd\u003e10.00\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003ctd\u003e5.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eM12 × 1.25\u003c\/td\u003e\n\u003ctd\u003e1.25\u003c\/td\u003e\n\u003ctd\u003e1.75\u003c\/td\u003e\n\u003ctd\u003e18.00\u003c\/td\u003e\n\u003ctd\u003e12.00\u003c\/td\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003ctd\u003e6.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eM12 × 1.5\u003c\/td\u003e\n\u003ctd\u003e1.5\u003c\/td\u003e\n\u003ctd\u003e1.75\u003c\/td\u003e\n\u003ctd\u003e18.00\u003c\/td\u003e\n\u003ctd\u003e12.00\u003c\/td\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003ctd\u003e6.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eM14 × 1.5\u003c\/td\u003e\n\u003ctd\u003e1.5\u003c\/td\u003e\n\u003ctd\u003e2.0\u003c\/td\u003e\n\u003ctd\u003e21.00\u003c\/td\u003e\n\u003ctd\u003e14.00\u003c\/td\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003ctd\u003e7.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eM16 × 1.5\u003c\/td\u003e\n\u003ctd\u003e1.5\u003c\/td\u003e\n\u003ctd\u003e2.0\u003c\/td\u003e\n\u003ctd\u003e24.00\u003c\/td\u003e\n\u003ctd\u003e16.00\u003c\/td\u003e\n\u003ctd\u003e14\u003c\/td\u003e\n\u003ctd\u003e8.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eM18 × 1.5\u003c\/td\u003e\n\u003ctd\u003e1.5\u003c\/td\u003e\n\u003ctd\u003e2.5\u003c\/td\u003e\n\u003ctd\u003e27.00\u003c\/td\u003e\n\u003ctd\u003e18.00\u003c\/td\u003e\n\u003ctd\u003e14\u003c\/td\u003e\n\u003ctd\u003e9.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eM20 × 1.5\u003c\/td\u003e\n\u003ctd\u003e1.5\u003c\/td\u003e\n\u003ctd\u003e2.5\u003c\/td\u003e\n\u003ctd\u003e30.00\u003c\/td\u003e\n\u003ctd\u003e20.00\u003c\/td\u003e\n\u003ctd\u003e17\u003c\/td\u003e\n\u003ctd\u003e10.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eM22 × 1.5\u003c\/td\u003e\n\u003ctd\u003e1.5\u003c\/td\u003e\n\u003ctd\u003e2.5\u003c\/td\u003e\n\u003ctd\u003e33.00\u003c\/td\u003e\n\u003ctd\u003e22.00\u003c\/td\u003e\n\u003ctd\u003e17\u003c\/td\u003e\n\u003ctd\u003e11.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eM24 × 2.0\u003c\/td\u003e\n\u003ctd\u003e2.0\u003c\/td\u003e\n\u003ctd\u003e3.0\u003c\/td\u003e\n\u003ctd\u003e36.00\u003c\/td\u003e\n\u003ctd\u003e24.00\u003c\/td\u003e\n\u003ctd\u003e19\u003c\/td\u003e\n\u003ctd\u003e12.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eM27 × 2.0\u003c\/td\u003e\n\u003ctd\u003e2.0\u003c\/td\u003e\n\u003ctd\u003e3.0\u003c\/td\u003e\n\u003ctd\u003e40.00\u003c\/td\u003e\n\u003ctd\u003e27.00\u003c\/td\u003e\n\u003ctd\u003e19\u003c\/td\u003e\n\u003ctd\u003e13.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eM30 × 2.0\u003c\/td\u003e\n\u003ctd\u003e2.0\u003c\/td\u003e\n\u003ctd\u003e3.5\u003c\/td\u003e\n\u003ctd\u003e45.00\u003c\/td\u003e\n\u003ctd\u003e30.00\u003c\/td\u003e\n\u003ctd\u003e22\u003c\/td\u003e\n\u003ctd\u003e15.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eM33 × 2.0\u003c\/td\u003e\n\u003ctd\u003e2.0\u003c\/td\u003e\n\u003ctd\u003e3.5\u003c\/td\u003e\n\u003ctd\u003e50.00\u003c\/td\u003e\n\u003ctd\u003e33.00\u003c\/td\u003e\n\u003ctd\u003e24\u003c\/td\u003e\n\u003ctd\u003e17.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eM36 × 3.0\u003c\/td\u003e\n\u003ctd\u003e3.0\u003c\/td\u003e\n\u003ctd\u003e4.0\u003c\/td\u003e\n\u003ctd\u003e54.00\u003c\/td\u003e\n\u003ctd\u003e36.00\u003c\/td\u003e\n\u003ctd\u003e27\u003c\/td\u003e\n\u003ctd\u003e19.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eMaterial — ML40Cr Chemical Composition (%)\u003c\/h2\u003e\n\u003cp\u003eAll values are maximum unless a range is indicated.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eGrade\u003c\/th\u003e\n\u003cth\u003eC\u003c\/th\u003e\n\u003cth\u003eSi\u003c\/th\u003e\n\u003cth\u003eMn\u003c\/th\u003e\n\u003cth\u003eP (max)\u003c\/th\u003e\n\u003cth\u003eS (max)\u003c\/th\u003e\n\u003cth\u003eCr\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eML40Cr\u003c\/td\u003e\n\u003ctd\u003e0.37–0.44\u003c\/td\u003e\n\u003ctd\u003e0.17–0.37\u003c\/td\u003e\n\u003ctd\u003e0.50–0.80\u003c\/td\u003e\n\u003ctd\u003e≤0.030\u003c\/td\u003e\n\u003ctd\u003e≤0.030\u003c\/td\u003e\n\u003ctd\u003e0.80–1.10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eMechanical Properties — Grade 12.9 (ISO 898-1)\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eProperty\u003c\/th\u003e\n\u003cth\u003eRequirement\u003c\/th\u003e\n\u003cth\u003eUnit\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eTensile Strength (Rm)\u003c\/td\u003e\n\u003ctd\u003eMin. 1,220\u003c\/td\u003e\n\u003ctd\u003eMPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYield Strength \/ Proof Load Stress (Rp0.2)\u003c\/td\u003e\n\u003ctd\u003eMin. 1,100\u003c\/td\u003e\n\u003ctd\u003eMPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCore Hardness\u003c\/td\u003e\n\u003ctd\u003e39–44\u003c\/td\u003e\n\u003ctd\u003eHRC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurface Hardness (max)\u003c\/td\u003e\n\u003ctd\u003e≤50\u003c\/td\u003e\n\u003ctd\u003eHRC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElongation after fracture (A)\u003c\/td\u003e\n\u003ctd\u003eMin. 8\u003c\/td\u003e\n\u003ctd\u003e%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReduction of area (Z)\u003c\/td\u003e\n\u003ctd\u003eMin. 44\u003c\/td\u003e\n\u003ctd\u003e%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread Tolerance Class\u003c\/td\u003e\n\u003ctd\u003e6H\/6g\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurface Treatment\u003c\/td\u003e\n\u003ctd\u003eBlack oxide (blackening)\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFine thread design\u003c\/strong\u003e — superior vibration resistance, higher clamping efficiency, and finer axial adjustment vs. coarse thread\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade 12.9 high strength\u003c\/strong\u003e — 1,220 MPa tensile strength for demanding structural and mechanical joints\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eML40Cr carbon steel\u003c\/strong\u003e — chromium-alloyed steel providing good hardenability for Grade 12.9 properties\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlack oxide finish\u003c\/strong\u003e — professional matte black appearance with minimal dimensional impact on thread fit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision thread tolerance 6H\/6g\u003c\/strong\u003e — ensures accurate fit in fine-threaded tapped holes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-standard compliance\u003c\/strong\u003e — meets GB 70.1, DIN 912, and ISO 4762\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO\/TS16949 quality management\u003c\/strong\u003e — hardness test, tensile test, thread gauge inspection, and PPAP report available on request\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cp\u003eFULLERKREG Grade 12.9 fine thread black socket cap screws are used in precision and high-vibration applications including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHydraulic cylinders and pneumatic systems (fine thread prevents loosening under pressure cycles)\u003c\/li\u003e\n\u003cli\u003eAutomotive engine components and transmission assemblies\u003c\/li\u003e\n\u003cli\u003ePrecision machinery and CNC equipment requiring fine positional adjustment\u003c\/li\u003e\n\u003cli\u003eRobotics and automation equipment subject to vibration\u003c\/li\u003e\n\u003cli\u003eWind power and energy generation equipment\u003c\/li\u003e\n\u003cli\u003eHeavy machinery with high dynamic loads\u003c\/li\u003e\n\u003cli\u003eAny application where coarse thread has proven insufficient for vibration resistance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eImportant Ordering Note\u003c\/h2\u003e\n\u003cp\u003e⚠️ Fine thread socket cap screws require matching fine-threaded tapped holes or nuts. Standard coarse-thread tapped holes are \u003cstrong\u003enot compatible\u003c\/strong\u003e. Please confirm your mating thread specification before ordering. Fine thread sizes and pitches must be specified at time of order (e.g. M16 × 1.5).\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I specify a fine thread socket cap screw?\u003c\/strong\u003e\u003cbr\u003e\nSpecify the thread diameter and pitch together, e.g. “M16 × 1.5” means 16mm diameter with 1.5mm pitch. Standard coarse M16 has a 2.0mm pitch. Always confirm the pitch of your tapped hole before ordering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can fine thread screws be used in coarse-threaded holes?\u003c\/strong\u003e\u003cbr\u003e\nNo. Fine thread and coarse thread are not interchangeable. Using a fine thread screw in a coarse-threaded hole will result in cross-threading and damage to both the screw and the hole.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why is Grade 12.9 preferred for fine thread applications?\u003c\/strong\u003e\u003cbr\u003e\nFine thread applications typically involve high-precision, high-load joints where maximum clamping force is required. Grade 12.9 provides the highest standard tensile strength (1,220 MPa), making it the natural choice for demanding fine thread applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Are these screws available in custom lengths?\u003c\/strong\u003e\u003cbr\u003e\nYes. Custom lengths are available for large orders. Please contact our sales team with your specific requirements.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I get material certificates and test reports?\u003c\/strong\u003e\u003cbr\u003e\nYes. PPAP reports, material certificates, hardness test reports, tensile test reports, and thread gauge inspection reports are available upon request.\u003c\/p\u003e\n\n\u003ch2\u003ePackaging \u0026amp; Availability\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSizes M8 – M36 in fine pitch available; please specify diameter and pitch when ordering\u003c\/li\u003e\n\u003cli\u003eBulk carton packaging; custom packaging available\u003c\/li\u003e\n\u003cli\u003eMaterial certificates and test reports available on request\u003c\/li\u003e\n\u003cli\u003eCustom lengths accepted for large orders\u003c\/li\u003e\n\u003cli\u003eLead time may apply for non-standard fine pitch combinations\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eDownload Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/6317\/9375\/files\/datasheet_din_912.pdf?v=1778911043\" title=\"DIN 912 ISO 4762 Socket Cap Screw Product Datasheet\"\u003eDIN 912 \/ ISO 4762 — Product Datasheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0054\/6317\/9375\/files\/Metric_DIN_912_spec.pdf?v=1778911043\" title=\"DIN 912 ISO 4762 Dimensional Specification PDF\"\u003eDIN 912 \/ ISO 4762 — Full Dimensional Specification (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\n\u003cp\u003eAll FULLERKREG Grade 12.9 fine thread black socket cap screws are manufactured under strict quality control procedures including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRockwell hardness test (HRC 39–44)\u003c\/li\u003e\n\u003cli\u003eTensile strength test (min. 1,220 MPa)\u003c\/li\u003e\n\u003cli\u003eThread gauge inspection (6H\/6g tolerance verification)\u003c\/li\u003e\n\u003cli\u003eDimensional inspection per DIN 912 \/ ISO 4762\u003c\/li\u003e\n\u003cli\u003eChemical composition analysis (ML40Cr)\u003c\/li\u003e\n\u003cli\u003ePPAP documentation available upon request\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor wholesale pricing, bulk orders, custom fine thread specifications, or technical inquiries, please \u003ca href=\"\/pages\/contact-us\"\u003econtact our sales team\u003c\/a\u003e.\u003c\/p\u003e","products":[],"url":"https:\/\/www.fullerkr.com\/collections\/din912-12-9-fine.oembed","provider":"Fullerkreg Fasteners","version":"1.0","type":"link"}