{"id":646,"date":"2026-03-03T02:13:23","date_gmt":"2026-03-03T02:13:23","guid":{"rendered":"https:\/\/www.jccncmachining.com\/material\/\/"},"modified":"2026-03-03T02:13:34","modified_gmt":"2026-03-03T02:13:34","slug":"12l14-steel","status":"publish","type":"material_model","link":"https:\/\/www.jccncmachining.com\/ru\/materials\/steel\/12l14-steel\/","title":{"rendered":"12L14 Steel"},"content":{"rendered":"

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12L14 Machining Capabilities<\/h3>\n\n\n\n\n\n\n\n\n
Capability<\/th>\nTechnical Description<\/th>\nJucheng Advantage<\/th>\n<\/tr>\n<\/thead>\n
High-Speed Swiss Turning<\/strong><\/td>\n12L14 is the fastest machining steel available due to added lead. We run it at maximum machine RPMs with zero tool chatter.<\/td>\nOur specialized Swiss-style lathes can produce 12L14 parts in seconds, offering the most competitive pricing for high-volume orders.<\/td>\n<\/tr>\n
Micro-Machining<\/strong><\/td>\nThe material’s brittleness allows for extremely small, broken chips, making it ideal for tiny parts with complex internal features.<\/td>\nWe excel at producing 12L14 miniature fittings and pins with diameters as small as 1mm while maintaining tight tolerances.<\/td>\n<\/tr>\n
High-Precision Threading<\/strong><\/td>\nAchieving crisp, burr-free threads (Metric or Imperial) in a single high-speed pass.<\/td>\nJucheng’s automated quality control ensures every threaded 12L14 component meets Go\/No-Go standards for rapid assembly.<\/td>\n<\/tr>\n
Precision Surface Finishes<\/strong><\/td>\n12L14 naturally produces a bright, smooth finish directly off the tool (Ra 0.8 or better).<\/td>\nOften eliminates the need for secondary grinding or polishing, further reducing your total production cost.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

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Fabrication Guidelines for 12L14 Steel<\/h3>\n

The Lead Factor:<\/strong>
\nThe “L” in 12L14 stands for Lead. This acts as an internal lubricant and chip breaker. Tip:<\/strong> This makes it the “easiest” steel to machine, but it also means the material cannot be welded safely due to lead fumes.<\/p>\n

Non-Weldable Warning:<\/strong>
\n12L14 is considered non-weldable.<\/strong> Welding causes extreme brittleness and hazardous toxic fumes. Tip:<\/strong> If your assembly requires welding, choose 1018 steel instead.<\/p>\n

Heat Treatment:<\/strong>
\n12L14 is not through-hardenable. Like 1018, it can only be Case Hardened to improve surface wear resistance. Tip:<\/strong> Ideal for high-speed parts that need a hard “skin” but a tough core.<\/p>\n

Rust Protection:<\/strong>
\n12L14 has poor corrosion resistance. Tip:<\/strong> Parts should be Zinc Plated, Cadmium Plated, or coated in Black Oxide immediately after machining to prevent oxidation.<\/p>\n<\/div>\n

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Primary Applications<\/h3>\n

Fluid Power & Hydraulics<\/strong>
\nManifold plugs, valve components, and hydraulic fittings that require high-speed production and leak-proof sealing.<\/p>\n

High-Volume Fasteners<\/strong>
\nCustom bushings, standoffs, nuts, and bolts used in consumer electronics and automotive assemblies.<\/p>\n

Automotive Parts<\/strong>
\nTransmission parts, steering components, and brake cylinders that don’t require welding.<\/p>\n

Industrial Hardware<\/strong>
\nGears, pinions, and shafts for small appliances, power tools, and office equipment.<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"

12L14 Machining Capabilities Capability Technical Description Jucheng Advantage High-Speed Swiss Turning 12L14 is the fastest machining steel available due to added lead. We run it at maximum machine RPMs with zero tool chatter. Our specialized Swiss-style lathes can produce 12L14 parts in seconds, offering the most competitive pricing for high-volume orders. Micro-Machining The material’s brittleness […]<\/p>\n","protected":false},"featured_media":647,"template":"","meta":[],"class_list":["post-646","material_model","type-material_model","status-publish","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/www.jccncmachining.com\/ru\/wp-json\/wp\/v2\/material_model\/646","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.jccncmachining.com\/ru\/wp-json\/wp\/v2\/material_model"}],"about":[{"href":"https:\/\/www.jccncmachining.com\/ru\/wp-json\/wp\/v2\/types\/material_model"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.jccncmachining.com\/ru\/wp-json\/wp\/v2\/media\/647"}],"wp:attachment":[{"href":"https:\/\/www.jccncmachining.com\/ru\/wp-json\/wp\/v2\/media?parent=646"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}