{"title":"HAP40","description":"\u003cp\u003eCategory: Powdered Stainless Steel\u003c\/p\u003e\n\u003cp\u003eHRC: 67-68\u003c\/p\u003e\n\u003cp\u003eManufactured by Hitachi Metal, HAP40 is a high-speed steel that is usually used in large machinery. Its fine microstructure and excellent hardness are owed to its abundance of tungsten, molybdenum, vanadium, and cobalt. It contains 1.27-1.37% carbon and 3.70-4.70% chromium.\u003c\/p\u003e","products":[{"product_id":"seisuke-hap40-hammered-santoku-170mm-walnut-with-double-green-pakka-wood-handle","title":"Seisuke HAP40 Hammered Santoku 170mm Walnut (With Double Green Pakka wood) Handle","description":"\u003ch3\u003eSeisuke\u003c\/h3\u003eAt Seisuke Knife, we proudly present our own brand - Seisuke. Collaborating with skilled smiths across Japan, our goal is to make high-quality culinary tools accessible to all. Each knife is meticulously handcrafted by a diverse group of talented craftsmen in limited quantities. \n\nWhat sets our knives apart is not only their outstanding craftsmanship but also their unique handles and varied blade materials. Our designs showcase a wide range of choices catering to individual preferences, making them equally perfect for home cooks and professionals alike.\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003eKnife Type: Santoku\u003cbr\u003eSteel Type: HAP40 (Stain resistant steel)\u003cbr\u003eBlade Hardness: HRC 62-64\u003cbr\u003eBlade Type: Double beveled blade\u003cbr\u003eBlade Length: 170mm (6.7\")\u003cbr\u003eBlade Height: 49mm (1.9\")\u003cbr\u003eBlade Thickness: 2mm (0.1\")\u003cbr\u003eFerrule Material: Green Pakka wood\u003cbr\u003eHandle Material: Walnut (With Double Green Pakka wood)\u003cbr\u003eHandle Length: 130mm (5.1\")\u003cbr\u003eWeight: 130g (4.6 ounces)\u003cbr\u003e\u003cbr\u003e\u003cspan\u003e\u003cstrong\u003eUse and Care\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e- Do not attempt to cut, hit or chop frozen products or bones. The blade can chip or break.\u003cbr\u003e- Hand wash with warm water and towel dry.\u003cbr\u003e- Use a sharpening stone to maintain the sharpness of the blade.\u003cbr\u003e- Do not use a dishwasher to clean your knife.","brand":"Seisuke","offers":[{"title":"Default Title","offer_id":45227972821183,"sku":"SE-HA-H-SA170WG","price":409.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1041\/0210\/files\/2026_03_05_045661.jpg?v=1772674522"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1041\/0210\/collections\/Collection_Steel_Type_HAP40.webp?v=1676687733","url":"https:\/\/seisukeknife.pro\/en-fr\/collections\/hap40.oembed","provider":"Seisuke Knife","version":"1.0","type":"link"}