$15000-20000 /Set/Sets
| الدفع نوع: | L/C,D/A,D/P,T/T,MoneyGram |
| أدني كمية الطلب: | 1 Set/Sets |
| نقل: | Ocean |
| ميناء: | NINGBO PORT |
نموذج: BANDERA 2B 110N
الوضعية: Bandera 2b 110n
مكان المنشأ: تشجيانغ ، الصين
مواد: 38Crmoala
| بيع الوحدات | : | Set/Sets |
| نوع الحزمة | : | فيلم PE وحالة خشبية قياسية! |
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| Main Base materials | 1.38CrMoAlA (SACM645) |
| 2. SKD-61 (Special Tool Steel) 4Cr5MoSi V1 | |
| 3. 42CrMo (Ultrahigh StrengthSteel) 4140 | |
| 4. DC53 (Cold WorkDie Steel) | |
| 5. W6Mo5Cr4V2 (High-SpeedToolSteel 6542) | |
| Main Alloy Materials | 1. Ni-based alloy/Deloro alloy |
| 2. Tungsten carbide/Wolfram carbide | |
| 3. NiCo-based alloy | |
| 4. Fe-based alloy | |
| 5. Co-based alloy | |
| Processing Technics | 1. Heat treatment |
| 2. Quenching | |
| 3. Nitriding treatment | |
| 4. Bimetallic alloy welding for screw | |
| 5. Bimetallic alloy centrifugal casting for barrel | |
| 6. Hard-chrome electroplating | |
| Technical parameters | 1. Nitriding layer depth:0.5-0.8mm |
| 2. Nitrided hardness:900-1000HV | |
| 3. Bimetallic layer depth: 0.8-3 mm | |
| 4. Bimetallic hardness:57~72HRC | |
| 5. Hard-chrome plating hardness after nitriding:≥950HV | |
| 6. Chrome-plating layer depth:0.03-0.09mm | |
| 7. Surface roughness:Ra 0.4 | |
| 8. Linearity of screw:0.015mm |
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