{"product_id":"self-venting-brass-air-valve","title":"Self-Venting Brass Air Valve","description":"\u003c!--\n[AI Design Logic]\n产品类型：重型卡车及半挂车气刹手动黄铜截止阀（带自动排气功能）\n目标受众：重卡车主、独立卡车司机、挂车维修技师、车队运营维护人员\n视觉风格：工业风、高可靠性、精密机械感，采用深灰色与黄铜金色作为主要视觉基调\n配色策略：主色为深青石色（Slate 800），点缀色为金属黄铜金（Brass Gold），背景辅以柔和的浅灰色\n模块顺序：\n  1. Hero \/ Intro（高大上工作台实拍图，突出质感并标明核心规格 M18x1.5 防止买错）\n  2. Feature 1: 自动排气系统（安全核心卖点，解决管路余压痛点）\n  3. Feature 2: 双金属重载结构（黄铜阀体 + 镀锌铁接头，高抗压耐用度）\n  4. Feature 3: 标准规格与紧凑设计（无缝适配，狭窄空间安装）\n  5. Specifications（技术规格参数表）\n  6. FAQ（针对安装、方向性、排气原理的专业解答）\n详情图映射：\n  - Hero Area = detail_1 (精美工作台45度实拍，展现完美金属质感与螺纹细节)\n  - Feature 1 = detail_5 (自动排气结构指引图，突出白色十字阀芯与气流释放)\n  - Feature 2 = detail_3 (双金属结构拆解透视，黄铜阀体与镀锌铁接头对比)\n  - Feature 3 = detail_2 (标注有外螺纹 M18*1.5 尺寸与通用性的应用展示图)\n规格图映射：\n  - Specs = spec_1 (对应带尺寸标注的产品规格截图)\n对比模块：未加入，因该产品属于标准化刚需重载配件，直接通过精细的高清结构展示即可建立足够的品质信任，无需刻意进行劣质对比。\n--\u003e\n\u003cdiv\u003e\n\n\u003c!-- Module A: Hero \/ Intro --\u003e\n\u003csection\u003e\n\u003cdiv\u003e🛠️ Engineered for Fleet Reliability\u003c\/div\u003e\n\n\u003ch1\u003eHeavy-Duty Brass Air Brake\u003cbr\u003e\nShut-Off Valve with Auto-Exhaust\u003c\/h1\u003e\n\n\u003cp style=\"max-width: 800px; margin-left: auto; margin-right: auto;\"\u003eA premium, dual-metal manual shut-off valve designed to safely isolate pneumatic lines and automatically vent trapped pressure. Engineered specifically for professional semi-truck and trailer air systems.\u003c\/p\u003e\n\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cdiv\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Key Spec Alert to prevent ordering mistakes --\u003e\n\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003eThread Size\u003c\/div\u003e\n\n\u003cdiv\u003eM18 × 1.5 Metric\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\u003cdiv\u003eExhaust Style\u003c\/div\u003e\n\n\u003cdiv\u003eAutomatic Venting\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\u003cdiv\u003eCore Material\u003c\/div\u003e\n\n\u003cdiv\u003eSolid Forged Brass\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003eSafety First\u003c\/div\u003e\n\n\u003ch2\u003eIntegrated Automatic Exhaust Function\u003c\/h2\u003e\n\n\u003cp\u003eStandard shut-off valves trap pressurized air inside the line, creating potential hazards during brake component maintenance. This advanced valve features a built-in automatic exhaust port.\u003c\/p\u003e\n\n\u003cp\u003eThe moment you twist the hand knob to cut off the air supply, the internal exhaust core automatically activates, safely and silently venting downstream air pressure to the atmosphere.\u003c\/p\u003e\n\n\u003cdiv style=\"margin-top: 16px;\"\u003e\n\u003cspan\u003eSelf-Depressurizing\u003c\/span\u003e \u003cspan\u003eWhite-Core Visual Port\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\u003cdiv style=\"aspect-ratio: 1\/1;\"\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cdiv\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003eHeavy-Duty build\u003c\/div\u003e\n\n\u003ch2\u003eForged Brass Valve Body with Rugged Zinc-Plated Fittings\u003c\/h2\u003e\n\n\u003cp\u003eEngineered to endure the harsh, moisture-rich, and high-vibration environments of truck undercarriages. The central valve body is constructed from solid forged brass to ensure zero corrosion and rust-proof reliability.\u003c\/p\u003e\n\n\u003cp\u003eTo protect critical connections from cross-threading and thread stripping, both ends are precision-machined from heavy-duty iron with a colored zinc-plated rust-resistant finish.\u003c\/p\u003e\n\n\u003cdiv style=\"margin-top: 16px;\"\u003e\n\u003cspan\u003eSolid Brass Core\u003c\/span\u003e \u003cspan\u003eZinc-Plated Iron Joints\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\u003cdiv style=\"aspect-ratio: 1\/1;\"\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cdiv\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003ePrecision Fitment\u003c\/div\u003e\n\n\u003ch2\u003eStandard M18 × 1.5 Precision Threads \u0026amp; Space-Saving Profile\u003c\/h2\u003e\n\n\u003cp\u003eDesigned for seamless, universal integration on trailers and trucks. The precision-machined threads (male-to-female union style) guarantee a tight, permanent metal-to-metal gas seal.\u003c\/p\u003e\n\n\u003cp\u003eIts ultra-compact profile fits comfortably in tight spaces around the brake chamber or main chassis frame, with an active hex nut that makes installation simple even with standard wrenches.\u003c\/p\u003e\n\n\u003cdiv style=\"margin-top: 16px;\"\u003e\n\u003cspan\u003eM18 × 1.5 Spec\u003c\/span\u003e \u003cspan\u003eTight Space Optimized\u003c\/span\u003e \u003cspan\u003e90° Lever Control\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\u003cdiv style=\"aspect-ratio: 1\/1;\"\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cdiv\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection\u003e\n\u003ch2 style=\"text-align: center; margin-bottom: 30px;\"\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003cdiv\u003e\n\u003ctable\u003e\n\t\u003cthead\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003cth\u003eSpecification Parameter\u003c\/th\u003e\n\t\t\t\u003cth\u003eProduct Detail Details\u003c\/th\u003e\n\t\t\u003c\/tr\u003e\n\t\u003c\/thead\u003e\n\t\u003ctbody\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd data-label=\"Specification Parameter\"\u003eThread Size\u003c\/td\u003e\n\t\t\t\u003ctd data-label=\"Product Detail Details\"\u003eM18 × 1.5 (Standard Metric)\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd data-label=\"Specification Parameter\"\u003eHousing Material\u003c\/td\u003e\n\t\t\t\u003ctd data-label=\"Product Detail Details\"\u003eHeavy-Duty Forged Brass (Copper Body)\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd data-label=\"Specification Parameter\"\u003eFittings \u0026amp; End Connectors\u003c\/td\u003e\n\t\t\t\u003ctd data-label=\"Product Detail Details\"\u003eCorrosion-Resistant Zinc-Plated Iron\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd data-label=\"Specification Parameter\"\u003eActuation Type\u003c\/td\u003e\n\t\t\t\u003ctd data-label=\"Product Detail Details\"\u003eManual 90-Degree Turn Lever (Plated Plastic Handle)\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd data-label=\"Specification Parameter\"\u003eExhaust Port\u003c\/td\u003e\n\t\t\t\u003ctd data-label=\"Product Detail Details\"\u003eIntegrated Self-Venting Port with White Cross Core\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd data-label=\"Specification Parameter\"\u003eCompatibility\u003c\/td\u003e\n\t\t\t\u003ctd data-label=\"Product Detail Details\"\u003eUniversal for Semi-Trailers, Trucks, Heavy Machinery Air Brake Systems\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- Module D: FAQ --\u003e\n\n\u003csection style=\"max-width: 900px; margin-left: auto; margin-right: auto;\"\u003e\n\u003ch2 style=\"text-align: center; margin-bottom: 30px;\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cspan\u003e💡\u003c\/span\u003e How exactly does the automatic exhaust function operate?\u003c\/div\u003e\n\n\u003cp\u003eWhen the handle is in the open position, air flows straight through. When you rotate the handle 90 degrees to shut off the air flow, the valve simultaneously connects the downstream side of the line to the top exhaust port, quickly venting all pressurized trapped air out of the line so components can be serviced safely.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cspan\u003e🔧\u003c\/span\u003e Does this valve require a specific orientation when installing?\u003c\/div\u003e\n\n\u003cp\u003eYes. The line to be exhausted should be connected to the end aligned with the internal exhaust venting mechanism. Ensure the flow arrow or male\/female orientation matches your air supply direction (supply on one side, tools\/lines to be exhausted on the other).\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n","brand":"Bak","offers":[{"title":"M18-M18 (With Auto-Exhaust) \/ 1-Pack (Essential Tool)","offer_id":67608948637992,"sku":null,"price":12.95,"currency_code":"USD","in_stock":true},{"title":"M18-1.5 (Solid Brass Body) \/ 1-Pack (Essential Tool)","offer_id":67608948670760,"sku":null,"price":12.95,"currency_code":"USD","in_stock":true},{"title":"M18-M18 (With Auto-Exhaust) \/ 2-Pack (Keep a Backup - 10%)","offer_id":67608948703528,"sku":null,"price":22.95,"currency_code":"USD","in_stock":true},{"title":"M18-1.5 (Solid Brass Body) \/ 2-Pack (Keep a Backup - 10%)","offer_id":67608948736296,"sku":null,"price":22.95,"currency_code":"USD","in_stock":true},{"title":"M18-M18 (With Auto-Exhaust) \/ 3-Pack (Workshop Pack - 15%)","offer_id":67608948769064,"sku":null,"price":32.95,"currency_code":"USD","in_stock":true},{"title":"M18-1.5 (Solid Brass Body) \/ 3-Pack (Workshop Pack - 15%)","offer_id":67608948801832,"sku":null,"price":32.95,"currency_code":"USD","in_stock":true},{"title":"M22-M18 (Adapter Valve) \/ 1-Pack (Essential Tool)","offer_id":67608948834600,"sku":null,"price":12.95,"currency_code":"USD","in_stock":true},{"title":"M22-M18 (Adapter Valve) \/ 2-Pack (Keep a Backup - 10%)","offer_id":67608948867368,"sku":null,"price":22.95,"currency_code":"USD","in_stock":true},{"title":"M22-M18 (Adapter Valve) \/ 3-Pack (Workshop Pack - 15%)","offer_id":67608948900136,"sku":null,"price":32.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1009\/3772\/8296\/files\/e500d049bae6fc218028ae7a5de59130.jpg?v=1790488184","url":"https:\/\/autoyunnshop.com\/products\/self-venting-brass-air-valve","provider":"Autoyunn","version":"1.0","type":"link"}