18Cr2Ni4WA价格¥18Cr2Ni4WA价格
18Cr2Ni4WA价格¥18Cr2Ni4WA价格
产品价格:¥21(人民币)
  • 规格:齐全
  • 发货地:上海
  • 品牌:
  • 最小起订量:1公斤
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    商铺名称:上海协广金属制品有限公司

    联系人:李小姐(小姐)

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    企业邮箱:9747337281@qq.com

    联系地址:松江区九亭镇久富开发区金马路253号

    邮编:201615

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    商品详情

      18Cr2Ni4WA价格¥18Cr2Ni4WA价格¥18Cr2Ni4WA价格¥18Cr2Ni4WA价格¥18Cr2Ni4WA价格¥18Cr2Ni4WA价格¥
      18Cr2Ni4WA (GB/T 3077-1988)  
           ●特性及适用范围:                                                      
                                                                                 
                                                                                 
           ●化学成份:                                                            
           碳 C : 0.13~0.19                                                      
           硅 Si: 0.17~0.37                                                      
           锰 Mn: 0.30~0.60                                                      
           硫 S : 允许残余含量≤0.025                                             
           磷 P : 允许残余含量≤0.025                                             
           铬 Cr: 1.35~1.65                                                      
           镍 Ni: 4.00~4.50                                                      
           铜 Cu: 允许残余含量≤0.025                                             
           钨 W : 0.80~1.20                                                      
                                                                                 
           ●力学性能:                                                            
           抗拉强度      σb     (MPa):≥1175(120)                                
           屈服强度      σs     (MPa):≥835(85)                                  
           伸长率        δ5      (%):≥10                                       
           断面收缩率    ψ       (%):≥45                                       
           冲击功        Akv       (J):≥78                                       
           冲击韧性值    αkv  (J/cm2):≥98(10)                                   
           硬度                       :≤269HB                                    
           试样尺寸: 试样毛坯尺寸为15mm                                           
                                                                                 
           ●热处理规范及金相组织:                                                
           热处理规范: 淬火:第一次950℃,第二次850℃,空冷;回火200℃,水冷、空冷。   
                                                                                 
           ●交货状态:                                                            
           以热处理(正火、退火或高温回火)或不热处理状态交货,交货状态应在合同中注
       明。          
           18Cr2Ni4WA价格¥18Cr2Ni4WA价格¥18Cr2Ni4WA价格¥18Cr2Ni4WA价格¥18Cr2Ni4WA价格¥18Cr2Ni4WA价格¥

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