åŽå²é’¢ç®¡é”€å”®éƒ¨
销售部åQ?8322765457
地å€åQšæ²³åŒ—è¡¡æ°´å¸‚æ¡ƒåŸŽåŒºåŒ—æ–¹å·¥ä¸šåŸºåœ°æ©¡å¡‘ä¸œè·?å?
åŽå²é•€é”Œé’¢½Ž¡æ€Žä¹ˆç„пޥ
  åŽå²é•€é”Œé’¢½Ž?/a>焊接全浽E‹æŒ‡å?/span>
  (æ¶ëŠ›–焊接æ–ÒŽ³•ã€å·¥è‰ø™¦ç‚V€æ³¨æ„事™å¹åŠé˜²è…ä¿®å¤æ–ÒŽ¡ˆ)
  一ã€?a href="http://www.sxtr.com.cn/" title="åŽå²é•€é”Œé’¢½Ž? target="_blank" class="sitelink">åŽå²é•€é”Œé’¢½Ž?/a>ç„ŠæŽ¥æ ¸å¿ƒæŒ‘æˆ˜
  锌层òq²æ‰°åQ?/span>
  锌的熔点(419â„?低于é’?1538â„?åQŒç„ŠæŽ¥æ—¶é”Œå±‚æ˜“æŒ¥å‘,形æˆé”Œè’¸æ°”导致气å”ã€è£‚¾UV€?/span>
  锌蒸气有æ¯?氧化锌烟é›?åQŒéœ€é˜²æŠ¤ã€?/span>
  焊ç¼è…蚀风险åQ?/span>
ã€€ã€€ç„ŠæŽ¥ç ´å镀锌层åQŒç„о~区域易è…蚀åQŒéœ€äºŒæ¬¡é˜²è…ã€?/span>
ã€€ã€€äºŒã€æŽ¨èç„ŠæŽ¥æ–¹æ³•ä¸Žå·¥è‰ºå‚æ•°
  1. 手工电弧�SMAW)
  适用场景åQšçŽ°åœºç»´ä¿®ã€å°å£å¾„½Ž?DNâ‰?00)ã€?/span>
  焊æé€‰æ‹©åQ?/span>
  E4303(J422)åQšé€šç”¨åž‹ï¼Œæ˜“æ“作,但抗裂性一般ã€?/span>
  E4315(J427)åQšä½Žæ°¢åž‹åQŒæŠ—裂性好åQŒé€‚åˆæ½®æ¹¿çŽ¯å¢ƒã€?/span>
ã€€ã€€å·¥è‰ºå‚æ•°åQ?/span>
  甉|µåQ?0-120A(Φ2.5mm焊æ¡)åQ?20-160A(Φ3.2mm焊æ¡)ã€?/span>
  电压åQ?2-28Vã€?/span>
  焊接速度åQ?-12cm/minã€?/span>
  2. æ°”ä½“ä¿æŠ¤ç„?GMAW/MIG)
  适用场景åQšå·¥åŽ‚åŒ–ç”Ÿäñ”ã€å¤§å£å¾„½Ž?DNâ‰?50)ã€?/span>
  焊æé€‰æ‹©åQ?/span>
  ER50-6(实心焊ä¸)åQšé…åˆCOâ‚‚æ°”ä½“ï¼Œæˆæœ¬ä½Žï¼Œé£žæº…½E大ã€?/span>
  E71T-1(è¯èŠ¯ç„Šä¸)åQšç„о~æˆåž‹å¥½åQŒæŠ—æ°”å”能力强ã€?/span>
ã€€ã€€å·¥è‰ºå‚æ•°åQ?/span>
  甉|µåQ?80-250A(Φ1.2mm焊ä¸)ã€?/span>
  电压åQ?0-26Vã€?/span>
  气体‹¹é‡åQ?5-20L/minã€?/span>
  3. 氩弧�GTAW/TIG)
  适用场景åQšè–„å£ç®¡(å£åŽšâ‰?mm)ã€é«˜¾_‘Öº¦ç„пޥã€?/span>
  焊æé€‰æ‹©åQ?/span>
  ER50-6(¾U¯æ°©ä¿æŠ¤)åQšç„о~纯净åQŒåЛ妿€§èƒ½ä¼˜å¼‚ã€?/span>
ã€€ã€€å·¥è‰ºå‚æ•°åQ?/span>
  甉|µåQ?0-150A(ç›´æµæ£æŽ¥)ã€?/span>
  氩气‹¹é‡åQ?-12L/minã€?/span>
  钨æžç›´å¾„åQšÎ?.4mmã€?/span>
  三ã€ç„пޥå‰å¤„ç†ä¸Žæ“作è¦ç‚?/span>
  1. 焊å‰å‡†å¤‡
  锌层去除åQ?/span>
  机械打磨åQšä‹É用角¼‚¨æœº+ç ‚è½®ç‰‡ï¼ŒåŽ»é™¤ç„Šç¼ä¸¤ä¾§10-15mm锌层ã€?/span>
  化å¦é™¤é”ŒåQšå–·æ¶‚专用除锌剂(如ç›é…¸åŸºæº¶æ¶²)åQ?-5åˆ†é’ŸåŽæ¸…水冲‹z—ã€?/span>
  å¡å£è®¾è®¡åQ?/span>
  å£åŽšâ‰?mmåQšIåž‹å¡å£ï¼Œé—´éš™0.5-1.0mmã€?/span>
  å£åŽš>4mmåQšVåž‹å¡å£ï¼Œè§’度60“ï-70“ïåQŒé’è¾?-2mmã€?/span>
  2. 焊接æ“作è¦ç‚¹
  多层多é“焊:
  æ¯å±‚焊ç¼åŽšåº¦â‰?mmåQŒå±‚间温度≤250â„?é¿å…锌蒸气èšé›?ã€?/span>
  çŸå¼§ç„пޥåQ?/span>
  电弧长度≤焊æ¡ç›´å¾„,å‡å°‘锌蒸气å¸å…¥ã€?/span>
  åŽçƒå¤„ç†åQ?/span>
  焊åŽç«‹å³ç”¨çŸ³‹‚‰å¸ƒåŒ…è£¹ä¿æ¸©åQŒç¼“慢冷å´è‡³100℃以下,å‡å°‘氢致裂纹ã€?/span>
  四ã€ç„ŠåŽé˜²è…ä¿®å¤æ–¹æ¡?/span>
  1. 焊ç¼é˜²è…处ç†
æ–ÒŽ³• | æ“作æ¥éª¤ | æˆæœ¬ | 防è…寿命 |
---|---|---|---|
冷镀锌漆 | 打磨焊ç¼â†’喷涂冷镀锌漆åQˆé”Œå«é‡â‰?6%åQ‰â†’òq²ç‡¥24ž®æ—¶ | ä½?/span> | 5-8òq?/span> |
çƒå–·é”?/span> | å–ïL ‚除锈→çƒå–·é”ŒåQˆé”Œå±‚厚度≥80μmåQ‰â†’ž®é—剂涂è¦?/span> | ä¸?/span> | 10-15òq?/span> |
环氧富锌æ¼?/span> | 打磨焊ç¼â†’æ¶‚åˆïLŽ¯æ°§å¯Œé”Œåº•æ¼†ï¼ˆòq²è†œåŽšåº¦â‰?0μmåQ‰â†’颿¼†è¦†ç›– | é«?/span> | 15-20òq?/span> |
  2. 整体防è…增强
  çƒç¾ƒå¥—防è…:
  适用于埋地管é“,收羃åŽä¸Žé’¢ç®¡ç´§å¯†è´´åˆåQŒè€æ°´ã€è€åŒ–å¦è…蚀ã€?/span>
  3PE防è…层:
  工厂预制工艺åQŒé€‚用于高压ã€é•¿è¾“管é?如天然气½Ž¡é“)ã€?/span>
  五ã€å®‰å…¨ä¸Žè´¨é‡æŽ§åˆ¶
  1. 安全防护
  通风åQšç„ŠæŽ¥åŒºåŸŸå¼ºåˆ‰™€šé£ŽåQŒé…备移动å¼çƒŸå°˜å‡€åŒ–器ã€?/span>
  防护装备åQ?/span>
  焊工佩戴防毒é¢å…·(P100滤芯)ã€é˜²æŠ¤æ‰‹å¥—ã€é˜²ç«æœã€?/span>
  æ—观者撤¼›»è‡³10¾c›_¤–åQŒæˆ–讄¡½®é˜²æŠ¤å±ã€?/span>
  2. 质釋‚€‹¹?/span>
  外观‹‚€æŸ¥ï¼š
  焊ç¼è¡¨é¢æ— æ°”å”ã€å¤¹æ¸£ã€è£‚¾U¹ï¼Œä½™é«˜â‰?.5mmã€?/span>
ã€€ã€€æ— æŸ‹‚€‹¹‹ï¼š
  压力½Ž¡é“åQ?00%ž®„线探伤(RT)或超声æ‡L探伤(UT)åQŒç¬¦åˆJB/T 4730æ ‡å‡†ã€?/span>
  普通结构:抽检20%¼‚粉探伤(MT)åQŒé‡ç‚ÒŽ£€‹¹‹ç„о~æ ¹éƒ¨ã€?/span>
  å…ã€?a href="http://www.sxtr.com.cn/" title="åŽå²é•€é”Œé’¢½Ž? target="_blank" class="sitelink">åŽå²é•€é”Œé’¢½Ž?/a>焊接常è§é—®é¢˜ä¸Žè§£å†Ïx–¹æ¡?/span>
问题 | åŽŸå› | 解决æ–ÒŽ¡ˆ |
---|---|---|
ç„Šç¼æ°”å” | 锌蒸气未排净ã€ç„Šæå—æ½?/span> | å½Õdº•除锌ã€ç„Šæçƒ˜òqÔŒ¼ˆ150â„?2ž®æ—¶åQ?/span> |
焊ç¼è£‚纹 | 氢致裂纹ã€åº”力集ä¸?/span> | åŽçƒå¤„ç†ã€æŽ§åˆ¶å±‚间温度ã€é¢„çƒï¼ˆ100℃) |
锌层è…蚀扩散 | 焊ç¼é˜²è…ä¸åˆ°ä½?/span> | 采用çƒå–·é”Œæˆ–3PE防è…å±?/span> |
焊接å˜åÅž | çƒè¾“å…¥è¿‡å¤§ã€æ‹˜æŸä¸‘?/span> | 分段退焊ã€åˆšæ€§å›ºå®?/span> |
  七ã€åŽå²é•€é”Œé’¢½Ž¡ç„ŠæŽ¥æŽ¨èæ–¹æ¡?/span>
ã€€ã€€ä½Žæˆæœ¬æ–¹æ¡ˆï¼š
  手工电弧ç„?E4303焊æ¡)+ 冷镀锌漆修å¤åQŒé€‚用于äÍæ—¶å·¥½E‹ã€?/span>
  高å¯é 性方案:
ã€€ã€€æ°”ä½“ä¿æŠ¤ç„?è¯èŠ¯ç„Šä¸)+ çƒå–·é”?ž®é—å‰‚ï¼Œé€‚ç”¨äºŽåŒ–å·¥ã€æ“v‹z‹çŽ¯å¢ƒã€?/span>
  高效æ–ÒŽ¡ˆåQ?/span>
  氩弧焊打åº?æ°”ä½“ä¿æŠ¤ç„Šå¡«å……ç›–é?环氧富锌漆,适用于薄å£ã€é«˜¾_‘Öº¦½Ž¡é“ã€?/span>
  八ã€åŽå²é•€é”Œé’¢½Ž¡ç„пޥæœåŠ¡æ”¯æŒ?/span>
  技术咨询:
  åŽå²æä¾›ç„ŠæŽ¥å·¥è‰ºè¯„å®š(WPS)æ–‡äšgåQŒæŒ‡å¯¼å‚数选择ã€?/span>
  电è¯åQ?00-XXX-XXXXåQŒé‚®½Ž±ï¼šservice@huaqipipe.comã€?/span>
ã€€ã€€åŸ¹è®æœåŠ¡åQ?/span>
  焊工培è®è¯„¡¨‹(ç†è®º+实æ“)åQŒé¢å‘åŽå²è®¤è¯è¯ä¹¦ã€?/span>
  现场支æŒåQ?/span>
ã€€ã€€å¤æ‚™å¹ç›®å¯æ´¾å·¥ç¨‹å¸ˆé©»åœºï¼Œæä¾›ç„ŠæŽ¥æŒ‡å¯¼ä¸Žè´¨é‡ç›‘控ã€?/span>
  通过以上‹¹ç¨‹åQŒå¯¼‹®ä¿åŽå²é•€é”Œé’¢½Ž¡ç„ŠæŽ¥è´¨é‡è¾¾æ ‡ï¼ŒåŒæ—¶å…¼é¡¾æ•ˆçŽ‡ä¸Žæˆæœ¬ã€‚焊接åŽåŠ¡å¿…˜q›è¡Œé˜²è…ä¿®å¤åQŒé¿å…å› å±€éƒ¨è…èš€å¯ÆD‡´æ•´ä½“失效ã€?/span>