5.2.1 複合型密封墊片材料的長度、寬度根據用戶要求，其允許偏差為 ±５ ｍｍ 。
5.2.2 複合型密封墊片材料的厚度允許偏差應符合表1規定。如果用戶對厚度偏差有特殊要求時，按用戶要求執行。
表1 厚度允許偏差
公稱厚度 | 允許偏差 | 同一張闆厚度差 |
公稱厚度≤0.50 | ±0.05 | ≤0.05 |
0.5＜公稱厚度≤1.00 | ±0.10 | ≤0.10 |
1.00＜公稱厚度≤2.00 | ±0.15 | ≤0.15 |
公稱厚度＞2.00 | ±0.20 | ≤0.20 |
5.3.1 抄取法無石棉金屬複合闆的性能要求應符合表2規定。
表2 抄取法無石棉金屬複合闆性能要求
項目 | 金屬齒闆複合闆（CJC） | 金屬平闆複合闆（CJP） | |
壓縮率 % | 7~17 | 7~17 | |
回彈率 % | ≥ 35 | ≥ 30 | |
蠕變松弛率 % | ≤40 | / | |
浸漬 IRM903油後性能 | 增厚率 % | ≤15 | ≤15 |
增重率 % | ≤20 | ≤20 | |
浸液外觀變化 | 無起泡、脫落現象 | / | |
浸漬ASTM燃料油B後性能 | 增厚率 % | ≤15 | ≤15 |
增重率 % | ≤15 | ≤15 | |
浸液外觀變化 | 無起泡、脫落現象 | / | |
浸漬蒸餾水+乙二醇 | 增厚率 % | ≤20 | ≤20 |
增重率 % | ≤25 | ≤25 | |
浸液外觀變化 | 無起泡、脫落現象 | / | |
對金屬材料的腐蝕性 | 無腐蝕 | 無腐蝕 | |
剝離性 | 無剝離 | 無剝離 | |
5.3.2 輥壓法無石棉金屬複合闆的性能要求應符合表3規定 。
表3 輥壓法無石棉金屬複合闆性能要求
項目 | 金屬齒闆複合闆（CJC） | 金屬平闆複合闆（CJP） | |
壓縮率 % | 6~15 | 6~15 | |
回彈率 % | ≥40 | ≥35 | |
蠕變松弛率 % | ≤40 | / | |
浸漬 IRM903油後性能 | 增厚率 % | ≤15 | ≤15 |
增重率 % | ≤15 | ≤15 | |
浸液外觀變化 | 無起泡、脫落現象 | / | |
浸漬ASTM燃料油B後性能 | 增厚率 % | ≤15 | ≤15 |
增重率 % | ≤15 | ≤15 | |
浸液外觀變化 | 無起泡、脫落現象 | / | |
浸漬蒸餾水+乙二醇 | 增厚率 % | ≤2.0 | ≤2.0 |
增重率 % | ≤5.0 | ≤5.0 | |
浸液外觀變化 | 無起泡、脫落現象 | / | |
熱老化性能 | 厚度變化率 % | ±2.0 | / |
質量變化率 % | ±2.0 | / | |
對金屬材料的腐蝕性 | 無腐蝕 | 無腐蝕 | |
剝離性 | 無剝離 | 無剝離 | |
5.3.3 柔性石墨金屬複合闆的性能要求應符合表4規定 。
項目 | 金屬齒闆複合闆（MJC） | 金屬平闆複合闆（MJP） | |
壓縮率 % | 15~35 | 20~35 | |
回彈率 % | ≥20 | ≥20 | |
浸漬 IRM903油後性能 | 增重率 % | ≤20 | ≤20 |
浸液外觀變化 | 無起泡、脫落現象 | / | |
浸漬ASTM燃料油B後性能 | 增重率 % | ≤20 | ≤20 |
浸液外觀變化 | 無起泡、脫落現象 | / | |
耐溫失量 % | 450℃ | ≤1.0 | ≤1.0 |
600℃ | ≤10 | ≤10 | |
剝離性 | 無剝離 | 無剝離 | |
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Flanges and their joints - bolting - Part 1: Selection of bolting
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Aerospace series - Inserts, screw thread, helical coil, self-locking - Assembly procedure
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Steel Self-Drilling Tapping Screws
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Technical condions for threaded fasteners with adhesive coating-Part 2: Polyamlde locking coating
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General data for machine screws and tapping screws
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