{"id":6251,"date":"2025-10-07T16:54:20","date_gmt":"2025-10-07T07:54:20","guid":{"rendered":"https:\/\/konosuke-sakai.com\/?p=6251"},"modified":"2025-10-07T16:54:21","modified_gmt":"2025-10-07T07:54:21","slug":"no-258how-to-select-steel-materials-when-developing-new-products-6","status":"publish","type":"post","link":"https:\/\/konosuke-sakai.com\/index.php\/2025\/10\/07\/no-258how-to-select-steel-materials-when-developing-new-products-6\/","title":{"rendered":"\u3010No.258\u3011How to Select Steel Materials When Developing New Products (6) (\u65b0\u88fd\u54c1\u3092\u4f5c\u308b\u969b\u306e\u92fc\u6750\u306e\u9078\u3073\u65b9 (6))"},"content":{"rendered":"<div class=\"mp_wrapper\">\n  <div class=\"mepr-unauthorized-excerpt\">\n    <\/p>\n<h2>\u3010No.258\u3011<span data-sheets-root=\"1\">How to Select Steel Materials When Developing New Products (6)<\/span><\/h2>\n<p class=\"p1\"><span data-sheets-root=\"1\">Many blacksmiths judge the temperature range of a heated knife by its color.<\/span><\/p>\n<h3>\u00a0<\/h3>\n<h3>\u00a0<\/h3>\n<h3>\u3010No.258\u3011<span data-sheets-root=\"1\">\u65b0\u88fd\u54c1\u3092\u4f5c\u308b\u969b\u306e\u92fc\u6750\u306e\u9078\u3073\u65b9 (6)<\/span><\/h3>\n<p class=\"p1\"><span data-sheets-root=\"1\">\u935b\u51b6\u8077\u4eba\u3055\u3093\u306e\u4e2d\u306b\u306f\u3001\u71b1\u3057\u305f\u5305\u4e01\u306e\u6e29\u5ea6\u5e2f\u3092\u8272\u3067\u5224\u65ad\u3057\u3066\u3044\u308b\u65b9\u3082\u591a\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/span><\/p><\/p>\n  <\/div>\n  <div class=\"mepr-unauthorized-message\">\n    <div class=\"mepr-unauthorized-message\">\n<hr \/>\n<p>Members-only content from this point forward.<\/p><\/div>\n<div class=\"mepr-unauthorized-message\">You can apply for membership <a href=\"https:\/\/konosuke-sakai.com\/index.php\/register\/konosuke-membership\/\">here.<\/a><\/div>\n<div class=\"mepr-unauthorized-message\">Click <a href=\"https:\/\/konosuke-sakai.com\/index.php\/login-2\/\">here<\/a> to log in.<\/div>\n<div class=\"mepr-unauthorized-message\">\u3053\u3053\u304b\u3089\u5148\u306f \u4f1a\u54e1\u69d8\u9650\u5b9a\u306e\u8a18\u4e8b\u3067\u3059\u3002<\/div>\n<div class=\"mepr-unauthorized-message\">\u4f1a\u54e1\u767b\u9332\u306f<a href=\"https:\/\/konosuke-sakai.com\/index.php\/register\/konosuke-membership\/\">\u3053\u3061\u3089<\/a>\u3002<\/div>\n  <\/div>\n  <div class=\"mepr-login-form-wrap\">\n      <\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u3010No.258\u3011How to Select Steel Materials When Developing New Products (6) Many blacksmiths judge the temperature range of a heated knife by its color. \u00a0 \u00a0 \u3010No.258\u3011\u65b0\u88fd\u54c1\u3092\u4f5c\u308b\u969b\u306e\u92fc\u6750\u306e\u9078\u3073\u65b9 (6) \u935b\u51b6\u8077\u4eba\u3055\u3093\u306e\u4e2d\u306b\u306f\u3001\u71b1\u3057\u305f\u5305\u4e01\u306e\u6e29\u5ea6\u5e2f\u3092\u8272\u3067\u5224\u65ad\u3057\u3066\u3044\u308b\u65b9\u3082\u591a\u3044\u3068\u601d\u3044\u307e\u3059\u3002 Members-only content from this point forward. 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