{"id":3486,"date":"2026-11-02T18:52:18","date_gmt":"2026-11-02T10:52:18","guid":{"rendered":"https:\/\/www.jccncmachining.com\/?p=3486"},"modified":"2026-11-02T11:50:04","modified_gmt":"2026-11-02T03:50:04","slug":"%d8%a7%d9%84%d8%aa%d8%b4%d8%ba%d9%8a%d9%84-%d8%a7%d9%84%d8%a2%d9%84%d9%8a-%d8%a8%d8%a7%d8%b3%d8%aa%d8%ae%d8%af%d8%a7%d9%85-%d8%a7%d9%84%d8%ad%d8%a7%d8%b3%d8%a8-%d8%a7%d9%84%d8%a2%d9%84%d9%8a-%d9%82","status":"publish","type":"post","link":"https:\/\/www.jccncmachining.com\/ar\/%d9%85%d8%af%d9%88%d9%86%d8%a9\/%d8%a7%d9%84%d8%aa%d8%b4%d8%ba%d9%8a%d9%84-%d8%a7%d9%84%d8%a2%d9%84%d9%8a-%d8%a8%d8%a7%d8%b3%d8%aa%d8%ae%d8%af%d8%a7%d9%85-%d8%a7%d9%84%d8%ad%d8%a7%d8%b3%d8%a8-%d8%a7%d9%84%d8%a2%d9%84%d9%8a-%d9%82\/","title":{"rendered":"\u0647\u0644 \u064a\u062a\u0645 \u0627\u0644\u062a\u0635\u0646\u064a\u0639 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u062d\u0627\u0633\u0628 \u0627\u0644\u0622\u0644\u064a \u0642\u0628\u0644 \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u0629 \u0623\u0645 \u0628\u0639\u062f\u0647\u0627\u061f"},"content":{"rendered":"<p>Whether to machine a steel part before or after heat treatment depends on which features must survive distortion, what hardness the cutting operation must face, and whether stock remains for a final grind or hard-machining step. The sound default is not a universal sequence. It is a drawing-led route that names the material condition at each operation and the condition in which critical dimensions are accepted.<\/p>\n<p>SAE AMS2759 establishes general requirements for specified heat-treatment processes on steel parts; it does not create one machining sequence for every geometry. Use the current purchase specification and heat-treatment procedure, then have manufacturing and design agree on allowance, datums, and inspection hold points. JUCHENG\u2019s <a href=\"https:\/\/www.jccncmachining.com\/ar\/%d8%a7%d9%84%d9%82%d8%af%d8%b1%d8%a7%d8%aa\/%d8%a7%d9%84%d9%85%d8%b9%d8%a7%d9%84%d8%ac%d8%a9-%d8%a7%d9%84%d8%ad%d8%b1%d8%a7%d8%b1%d9%8a%d8%a9\/\">heat-treatment capability page<\/a> is the relevant process reference, but the part drawing determines the route.<\/p>\n<h2>Choose the sequence from the controlling feature<\/h2>\n<p>Begin with the feature most likely to move or lose stock allowance: a bearing seat, seal bore, long shaft, thin wall, flat reference face, or closely related hole pattern. Then ask what heat treatment can change in that feature and what finishing operation can correct it. If the final dimension is critical, inspect the part after the last operation that can materially change it\u2014not only before heat treatment.<\/p>\n<table>\n<thead>\n<tr>\n<th>\u062d\u0627\u0644\u0629 \u0627\u0644\u062c\u0632\u0621<\/th>\n<th>\u0627\u0644\u0645\u0633\u0627\u0631 \u0627\u0644\u0645\u0637\u0644\u0648\u0628 \u062a\u0642\u064a\u064a\u0645\u0647<\/th>\n<th>\u0645\u0627 \u064a\u062c\u0628 \u062d\u0633\u0645\u0647<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Geometry can tolerate the expected movement and final stock remains<\/td>\n<td>Rough machine, heat treat, then finish machine or grind<\/td>\n<td>Allowance, datum recovery, distortion risk, and final inspection<\/td>\n<\/tr>\n<tr>\n<td>Features are simple and the specified pre-hardened condition is machinable for the job<\/td>\n<td>Machine in supplied condition, then verify whether further treatment is required<\/td>\n<td>Material condition, tool\/process feasibility, and customer approval<\/td>\n<\/tr>\n<tr>\n<td>Hardness or wear surface is required only in a localized region<\/td>\n<td>\u0631\u0627\u062c\u0639 \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u0645\u062a\u0631\u062c\u0645\u0629 \u0648\u062a\u0633\u0644\u0633\u0644 \u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0622\u0644\u064a \u0648\u0627\u0644\u062a\u063a\u0637\u064a\u0629 \u0648\u0627\u0644\u062a\u0634\u0637\u064a\u0628<\/td>\n<td>\u0639\u0645\u0642 \u0627\u0644\u062d\u0627\u0644\u0629 \u0623\u0648 \u0627\u0644\u0645\u0646\u0637\u0642\u0629 \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629\u060c \u0648\u062a\u0623\u062b\u064a\u0631\u0627\u062a \u0627\u0644\u062d\u0648\u0627\u0641\u060c \u0648\u0627\u0644\u062a\u0634\u0648\u0647\u060c \u0648\u0636\u0648\u0627\u0628\u0637 \u0627\u0644\u0631\u0633\u0645<\/td>\n<\/tr>\n<tr>\n<td>\u0627\u0644\u0647\u0646\u062f\u0633\u0629 \u0627\u0644\u0646\u0647\u0627\u0626\u064a\u0629 \u062d\u0633\u0627\u0633\u0629 \u062c\u062f\u064b\u0627 \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0633\u0645\u0627\u062d\u064a\u0629 \u0645\u0627 \u0628\u0639\u062f \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629<\/td>\n<td>\u0631\u0627\u062c\u0639 \u0645\u0633\u0627\u0631 \u0639\u0645\u0644\u064a\u0629 \u0645\u0624\u0647\u0644\u064b\u0627 \u0642\u0628\u0644 \u0625\u0635\u062f\u0627\u0631 \u0627\u0644\u062a\u0635\u0645\u064a\u0645<\/td>\n<td>\u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0627\u062f\u0629\u060c \u0648\u0634\u0643\u0644 \u0627\u0644\u0645\u062e\u0632\u0648\u0646\u060c \u0648\u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629\u060c \u0648\u0627\u0644\u0642\u0628\u0648\u0644 \u0627\u0644\u0642\u0627\u0628\u0644 \u0644\u0644\u0642\u064a\u0627\u0633<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><img src=\"https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/11\/heat-treatment-route-decision.webp\" alt=\"\u062e\u0637\u0648\u0627\u062a \u0627\u0644\u062a\u0635\u0646\u064a\u0639 \u0627\u0644\u0622\u0644\u064a \u0648\u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u0629 \u0648\u0627\u0644\u0641\u062d\u0635 \u0627\u0644\u0646\u0647\u0627\u0626\u064a \u0644\u0645\u0643\u0648\u0651\u0646 \u0641\u0648\u0644\u0627\u0630\u064a\" width=\"1600\" height=\"900\" loading=\"lazy\" decoding=\"async\"><\/p>\n<p>\u0647\u0630\u0627 \u0627\u0644\u062c\u062f\u0648\u0644 \u0623\u062f\u0627\u0629 \u0645\u0633\u0627\u0639\u062f\u0629 \u0644\u0644\u062a\u062e\u0637\u064a\u0637 \u0648\u0644\u064a\u0633 \u0645\u0648\u0627\u0635\u0641\u0629. \u0639\u0627\u0626\u0644\u0629 \u0627\u0644\u0645\u0627\u062f\u0629\u060c \u0648\u0633\u0645\u0627\u0643\u0629 \u0627\u0644\u0645\u0642\u0637\u0639\u060c \u0648\u0647\u0646\u062f\u0633\u0629 \u0627\u0644\u062c\u0632\u0621\u060c \u0648\u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629\u060c \u0648\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0639\u0645\u064a\u0644 \u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u063a\u064a\u0651\u0631 \u0627\u0644\u0625\u062c\u0627\u0628\u0629. \u0639\u0628\u0627\u0631\u0629 \u201c\u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u0629 \u0628\u0639\u062f \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0622\u0644\u064a\u201d \u0644\u064a\u0633\u062a \u062a\u0641\u0635\u064a\u0644\u064b\u0627 \u0643\u0627\u0641\u064a\u064b\u0627 \u0625\u0630\u0627 \u0643\u0627\u0646 \u0627\u0644\u062c\u0632\u0621 \u064a\u062d\u062a\u0627\u062c \u0625\u0644\u0649 \u0639\u0645\u0644\u064a\u0629 \u062a\u0634\u0637\u064a\u0628 \u0623\u0648 \u0641\u062d\u0635 \u0628\u0639\u062f \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629.<\/p>\n<h2>\u0627\u0644\u062a\u062e\u0634\u064a\u0646 \u0623\u0648\u0644\u064b\u0627 \u0639\u0646\u062f\u0645\u0627 \u064a\u062d\u062a\u0627\u062c \u0627\u0644\u062c\u0632\u0621 \u0625\u0644\u0649 \u0633\u0645\u0627\u062d\u064a\u0629 \u062a\u0635\u062d\u064a\u062d<\/h2>\n<p>\u0639\u0646\u062f\u0645\u0627 \u0642\u062f \u062a\u0624\u062f\u064a \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u0629 \u0625\u0644\u0649 \u062a\u062d\u0631\u064a\u0643 \u0627\u0644\u062c\u0632\u0621\u060c \u0641\u0625\u0646 \u0627\u0644\u062a\u062e\u0634\u064a\u0646 \u0642\u0628\u0644 \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u0632\u064a\u0644 \u0627\u0644\u0645\u062e\u0632\u0648\u0646 \u0627\u0644\u0632\u0627\u0626\u062f \u0645\u0639 \u062a\u0631\u0643 \u0645\u0627\u062f\u0629 \u0639\u0644\u0649 \u0627\u0644\u0645\u064a\u0632\u0627\u062a \u0627\u0644\u062a\u064a \u062a\u062d\u062a\u0627\u062c \u0625\u0644\u0649 \u062a\u0635\u062d\u064a\u062d. \u064a\u062c\u0628 \u0623\u0646 \u064a\u062d\u062f\u062f \u0627\u0644\u0631\u0633\u0645 \u0623\u0648 \u062e\u0637\u0629 \u0627\u0644\u0639\u0645\u0644\u064a\u0629 \u0623\u064a\u0646 \u062a\u0628\u0642\u0649 \u062a\u0644\u0643 \u0627\u0644\u0633\u0645\u0627\u062d\u064a\u0629 \u0648\u0623\u064a \u0627\u0644\u0623\u0633\u0637\u062d \u062a\u062d\u062f\u062f \u0627\u0644\u0645\u0631\u062c\u0639 \u0628\u0639\u062f \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629. \u0628\u062f\u0648\u0646 \u0627\u0633\u062a\u0631\u0627\u062a\u064a\u062c\u064a\u0629 \u0645\u0631\u062c\u0639\u064a\u0629 \u0645\u0633\u062a\u0642\u0631\u0629\u060c \u0642\u062f \u062a\u062d\u0642\u0642 \u062a\u0645\u0631\u064a\u0631\u0629 \u0627\u0644\u062a\u0634\u0637\u064a\u0628 \u0627\u0644\u0623\u0628\u0639\u0627\u062f \u0627\u0644\u0641\u0631\u062f\u064a\u0629 \u0628\u064a\u0646\u0645\u0627 \u062a\u0641\u0642\u062f \u0627\u0644\u0639\u0644\u0627\u0642\u0629 \u0628\u064a\u0646\u0647\u0627.<\/p>\n<p>\u062e\u0637\u0637 \u0644\u0644\u062f\u0639\u0645 \u0648\u0627\u0644\u062a\u0648\u062c\u064a\u0647 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\u0627\u0644\u0623\u0628\u0639\u0627\u062f \u0627\u0644\u0646\u0647\u0627\u0626\u064a\u0629 \u0642\u0631\u064a\u0628\u0629 \u0645\u0646 \u0627\u0644\u0645\u062e\u0632\u0648\u0646 \u0627\u0644\u0645\u062a\u0627\u062d\u060c \u0641\u0642\u064a\u0651\u0645 \u0627\u0644\u0645\u062e\u0627\u0637\u0631 \u0642\u0628\u0644 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0622\u0644\u064a \u0628\u062f\u0644\u064b\u0627 \u0645\u0646 \u0627\u0643\u062a\u0634\u0627\u0641 \u0628\u0639\u062f \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0623\u0646 \u0625\u062d\u062f\u0649 \u0627\u0644\u0645\u064a\u0632\u0627\u062a \u0644\u0627 \u064a\u0645\u0643\u0646 \u062a\u0646\u0638\u064a\u0641\u0647\u0627.<\/p>\n<p><img src=\"https:\/\/www.jccncmachining.com\/wp-content\/uploads\/2026\/11\/heat-treatment-finish-allowance.webp\" alt=\"\u0639\u0645\u0648\u062f \u0641\u0648\u0644\u0627\u0630\u064a \u0645\u0639 \u0645\u0627\u062f\u0629 \u062a\u0634\u0637\u064a\u0628 \u0645\u062f\u0639\u0648\u0645\u0629 \u0644\u0639\u0645\u0644\u064a\u0629 \u062a\u0635\u0646\u064a\u0639 \u0622\u0644\u064a \u0628\u0639\u062f \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629\" width=\"1600\" height=\"900\" loading=\"lazy\" decoding=\"async\"><\/p>\n<h2>\u0627\u0644\u062a\u0634\u0637\u064a\u0628 \u0628\u0639\u062f \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0641\u0642\u0637 \u062d\u064a\u062b \u064a\u062f\u0639\u0645 \u0627\u0644\u0645\u0633\u0627\u0631 \u0630\u0644\u0643<\/h2>\n<p>\u064a\u0645\u0643\u0646 \u0644\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0622\u0644\u064a \u0627\u0644\u0646\u0647\u0627\u0626\u064a \u0623\u0648 \u0627\u0644\u062a\u062c\u0644\u064a\u062e \u0627\u0633\u062a\u0639\u0627\u062f\u0629 \u0623\u0628\u0639\u0627\u062f \u0648\u0623\u0633\u0637\u062d \u0645\u062d\u062f\u062f\u0629\u060c \u0644\u0643\u0646\u0647 \u064a\u0636\u064a\u0641 \u0642\u0631\u0627\u0631\u0627\u062a \u0625\u0639\u062f\u0627\u062f \u0648\u0641\u062d\u0635. \u062d\u062f\u062f \u0627\u0644\u0623\u0633\u0637\u062d \u0627\u0644\u062a\u064a \u062a\u064f\u0634\u063a\u0651\u0644 \u0622\u0644\u064a\u064b\u0627 \u0646\u0647\u0627\u0626\u064a\u064b\u0627\u060c \u0648\u0627\u0644\u062a\u064a \u0642\u062f \u062a\u064f\u062c\u0644\u062e\u060c \u0648\u0645\u0627 \u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u0627\u0644\u0635\u0644\u0627\u062f\u0629 \u0648\u0627\u0644\u0647\u0646\u062f\u0633\u0629 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629 \u0645\u062a\u0648\u0627\u0641\u0642\u0629 \u0645\u0639 \u0627\u0644\u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u0645\u062e\u062a\u0627\u0631\u0629. \u062a\u0635\u0641 <a href=\"https:\/\/www.jccncmachining.com\/ar\/%d8%a7%d9%84%d9%82%d8%af%d8%b1%d8%a7%d8%aa\/%d8%b7%d8%ad%d9%86-%d8%af%d9%82%d9%8a%d9%82\/\">\u0642\u062f\u0631\u0629 \u0627\u0644\u062a\u062c\u0644\u064a\u062e \u0627\u0644\u062f\u0642\u064a\u0642<\/a> \u0627\u0644\u0635\u0641\u062d\u0629 \u0639\u0627\u0626\u0644\u0629 \u0627\u0644\u0639\u0645\u0644\u064a\u0629\u061b 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\u0627\u0644\u062d\u0627\u0633\u0628 \u0627\u0644\u0622\u0644\u064a<\/a> \u0633\u064a\u0627\u0642 \u0633\u064a\u0631 \u0639\u0645\u0644 \u0623\u0648\u0633\u0639\u060c \u0628\u064a\u0646\u0645\u0627 \u064a\u062a\u0639\u0644\u0642 \u0647\u0630\u0627 \u0627\u0644\u0642\u0631\u0627\u0631 \u0628\u062a\u0633\u0644\u0633\u0644 \u0627\u0644\u0639\u0645\u0644\u064a\u0627\u062a \u062d\u0648\u0644 \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u0629.<\/p>\n<h2>\u0623\u0633\u0626\u0644\u0629 \u064a\u062c\u0628 \u062d\u0644\u0647\u0627 \u0642\u0628\u0644 \u0625\u0635\u062f\u0627\u0631 \u0627\u0644\u0631\u0633\u0645<\/h2>\n<ul>\n<li>\u0645\u0627 \u062f\u0631\u062c\u0629 \u0627\u0644\u0645\u0627\u062f\u0629\u060c \u0648\u062d\u0627\u0644\u0629 \u0627\u0644\u0628\u062f\u0627\u064a\u0629\u060c \u0648\u0646\u0637\u0627\u0642 \u0627\u0644\u0635\u0644\u0627\u062f\u0629\u060c \u0648\u0645\u0648\u0627\u0635\u0641\u0627\u062a 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\u0623\u0646 \u062a\u0643\u0648\u0646 \u0627\u0644\u0646\u062a\u064a\u062c\u0629 \u062a\u0633\u0644\u0633\u0644 \u0639\u0645\u0644\u064a\u0627\u062a \u0648\u062e\u0637\u0629 \u0641\u062d\u0635 \u0645\u0631\u062a\u0628\u0637\u0629 \u0628\u0627\u0644\u0631\u0633\u0645 \u0627\u0644\u0641\u0639\u0644\u064a\u060c \u0648\u0644\u064a\u0633 \u0642\u0627\u0639\u062f\u0629 \u0645\u0646\u0633\u0648\u062e\u0629 \u0639\u0646 \u062a\u0635\u0646\u064a\u0639 \u0627\u0644\u0645\u0648\u0627\u062f \u201c\u0627\u0644\u0637\u0631\u064a\u0629\u201d \u0623\u0648 \u201c\u0627\u0644\u0635\u0644\u062f\u0629\u201d.<\/p>","protected":false},"excerpt":{"rendered":"<p>Whether to machine a steel part before or after heat treatment depends on which features must survive distortion, what hardness the cutting operation must face, and whether stock remains for a final grind or hard-machining step. The sound default is not a universal sequence. It is a drawing-led route that names the material condition at [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3502,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3486","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/www.jccncmachining.com\/ar\/wp-json\/wp\/v2\/posts\/3486","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.jccncmachining.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.jccncmachining.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.jccncmachining.com\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.jccncmachining.com\/ar\/wp-json\/wp\/v2\/comments?post=3486"}],"version-history":[{"count":4,"href":"https:\/\/www.jccncmachining.com\/ar\/wp-json\/wp\/v2\/posts\/3486\/revisions"}],"predecessor-version":[{"id":3505,"href":"https:\/\/www.jccncmachining.com\/ar\/wp-json\/wp\/v2\/posts\/3486\/revisions\/3505"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.jccncmachining.com\/ar\/wp-json\/wp\/v2\/media\/3502"}],"wp:attachment":[{"href":"https:\/\/www.jccncmachining.com\/ar\/wp-json\/wp\/v2\/media?parent=3486"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.jccncmachining.com\/ar\/wp-json\/wp\/v2\/categories?post=3486"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.jccncmachining.com\/ar\/wp-json\/wp\/v2\/tags?post=3486"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}