锟絏锟较斤拷锟斤拷系暮锟斤拷觾锟�(y锟斤拷u)锟斤拷(sh锟斤拷)

锟絏锟斤拷锟絏锟较斤拷锟結锟斤拷锟杰度低ｏ拷锟斤拷(qi锟斤拷ng)锟饺革拷锟斤拷锟斤拷電岋拷(d锟斤拷o)锟绞高ｏ拷锟酵革拷锟絞锟斤拷锟杰忥拷(qi锟斤拷ng)锟斤拷锟斤拷锟叫杰筹拷锟斤拷锟斤拷锟斤拷锟斤拷锟皆猴拷锟斤拷锟絎(xu锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷V锟斤拷锟斤拷(y锟斤拷ng)锟斤拷锟斤拷锟斤拷锟絀(y锟斤拷)锟斤拷品锟斤拷锟斤拷锟斤拷锟斤拷(g锟斤拷u)锟斤拷锟斤拷锟斤拷锟絃(zh锟斤拷ng)锟斤拷锟皆侊拷锟斤拷锟斤拷?y锟斤拷n)楹革拷锟斤拷k锟斤拷锟斤拷锟斤拷锟接硷拷锟絞(sh锟斤拷)锟斤拷锟斤拷(sh锟斤拷)锟斤拷锟絰锟今不拷(d锟斤拷ng)锟斤拷锟斤拷(g锟斤拷u)锟斤拷锟絏锟较斤拷锟斤拷锟斤拷锟斤拷雍锟斤拷锟�(y锟斤拷ng)锟斤拷锟絕锟节曪拷(hu锟斤拷)锟斤拷锟絣(f锟斤拷)锟斤拷锟斤拷(y锟斤拷n)锟斤拷變锟斤拷锟斤拷锟斤拷锟斤拷?y锟斤拷n)楹革拷p锟斤拷住锟斤拷A锟斤拷锟斤拷未锟斤拷透锟斤拷缺锟絚(di锟斤拷n)锟斤拷锟斤拷使锟斤拷锟絧锟斤拷锟斤拷锟窖紋锟斤拷原锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷(y锟斤拷n)锟斤拷影锟斤拷锟斤拷锟狡凤拷|(zh锟斤拷)锟斤拷锟斤拷锟斤拷锟杰★拷

    1.锟絏锟较斤拷锟結锟斤拷锟斤拷锟絚(di锟斤拷n)

    锟絏锟斤拷锟統锟斤拷色锟斤拷锟絧锟斤拷锟斤拷锟斤拷锟斤拷锟叫杰筹拷锟斤拷锟斤拷锟斤拷锟斤拷锟絕锟竭的岋拷(d锟斤拷o)锟斤拷院蛯锟�(d锟斤拷o)锟斤拷锟斤拷锟斤拷一锟斤拷還锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟酵匡拷锟斤拷锟絞锟侥诧拷锟杰★拷锟絏锟杰猴拷(ji锟斤拷n)锟斤拷锟斤拷锟斤拷锟絣(f锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絏锟斤拷膜锟斤拷锟节猴拷锟絧锟叫猴拷(ji锟斤拷n)锟轿發(f锟斤拷)锟斤拷锟紸锟絪锟斤，然锟斤拷p锟侥斤拷锟劫碉拷锟紹锟絤(x锟斤拷)锟皆和撅拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟紺(j锟斤拷)械锟斤拷锟杰猴拷锟酵革拷锟絞锟斤拷锟斤拷锟斤拷锟斤拷見锟絏锟较斤拷母锟侥猴拷锟斤拷锟絲锟侥伙拷锟絎(xu锟斤拷)锟缴分硷拷锟紺(j锟斤拷)械锟斤拷锟斤拷锟斤拷锟絍锟斤拷s锟絶锟絏锟斤拷锟絣(f锟斤拷).

    2.锟絏锟较斤拷锟結锟较的猴拷锟斤拷锟統锟絚(di锟斤拷n)

    (1)锟杰猴拷(ji锟斤拷n)锟斤拷锟斤拷锟斤拷锟斤拷锟节空氾拷锟斤拷锟斤拷锟絏锟斤拷(ji锟斤拷n)锟斤拷同锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟缴硷拷(x锟斤拷)锟杰碉拷锟斤拷锟斤拷锟斤拷锟斤拷锟絏锟斤拷膜(锟斤拷燃s0.1-0.2μm)锟斤拷锟斤拷锟絚(di锟斤拷n)锟斤拷(锟絪2050锟斤拷)锟斤拷锟絟(yu锟斤拷n)锟絟(yu锟斤拷n)锟斤拷越锟絏锟斤拷锟絏锟较斤拷锟斤拷锟斤拷c(di锟斤拷n)(锟絪600锟斤拷[锟斤拷)锟斤拷锟斤拷锟斤拷锟絏锟斤拷锟杰讹拷3.95-4.10g/cm3锟斤拷锟絪锟斤拷锟絏锟斤拷1.4锟斤拷锟斤拷锟斤拷锟斤拷锟絏锟斤拷膜锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟剿拷锟�锟斤拷锟斤拷锟接時(sh锟斤拷)锟斤拷锟斤拷锟斤拷止锟斤拷锟斤拷锟斤拷锟劫碉拷锟桔合ｏ拷锟杰猴拷(ji锟斤拷n)锟轿橈拷(g锟斤拷u)锟缴氾拷锟�锟斤拷锟紸锟斤拷锟斤拷未锟桔合碉拷缺锟絚(di锟斤拷n)锟斤拷锟斤拷锟金焊縫锟斤拷锟杰斤拷锟酵★拷

    (2)锟阶發(f锟斤拷)锟斤拷锟斤拷锟�锟斤拷锟絏锟斤拷锟絏锟较金焊接時(sh锟斤拷)锟絣(f锟斤拷)锟斤拷锟斤拷椎锟斤拷锟揭拷锟斤拷菤洌拷锟�?y锟斤拷n)锟揭猴拷B(t锟斤拷i)锟絏锟斤拷锟杰斤拷芏锟侥氾拷锟斤拷锟斤拷锟教態(t锟斤拷i)锟絏锟阶猴拷锟斤拷锟杰斤拷洌拷锟斤拷锟斤拷(d锟斤拷ng)锟桔池溫度硷拷锟斤拷锟斤拷s锟絚锟斤拷锟結(ji锟斤拷)锟絩(sh锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷莩锟斤拷锟斤拷锟�(ji锟斤拷n)锟斤拷锟节猴拷锟絧锟叫硷拷锟较橈拷(g锟斤拷u)锟缴氾拷锟�锟斤拷锟斤拷锟斤拷目前锟統锟斤拷锟斤拷全锟斤拷锟斤拷锟斤拷锟斤拷膩锟絭锟杰多，锟斤拷電伙拷锟斤拷锟斤拷锟斤拷械臍锟�锟斤拷锟絏锟斤拷锟斤拷锟斤拷锟絲锟斤拷锟斤拷锟斤拷锟斤拷諝锟斤拷械锟剿拷值取锟斤拷锟�(sh锟斤拷)锟絗锟紺锟斤拷锟斤拷锟斤拷锟斤拷锟解按GB/T4842锟斤拷(bi锟斤拷o)锟斤拷(zh锟斤拷n)锟斤拷锟襟，硷拷锟饺碉拷锟絖(d锟斤拷)99.99%锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷(d锟斤拷ng)水锟街猴拷锟斤拷锟斤拷锟絖(d锟斤拷)20ppm锟絩(sh锟斤拷)锟斤拷也锟斤拷(hu锟斤拷)锟绞現(xi锟斤拷n)锟杰讹拷募锟�(x锟斤拷)锟杰氾拷锟�锟斤拷锟斤拷(d锟斤拷ng)锟秸氾拷锟斤拷锟斤拷(du锟斤拷)锟斤拷瘸锟皆�80%锟絩(sh锟斤拷)锟斤拷锟斤拷锟絧锟酵曪拷(hu锟斤拷)锟紷锟斤拷锟绞現(xi锟斤拷n)锟斤拷住锟�

    (3)锟斤拷锟絧變锟轿和橈拷(g锟斤拷u)锟斤拷锟窖紋锟紸锟斤拷锟�锟斤拷锟絏锟侥撅拷脹锟斤拷系锟斤拷(sh锟斤拷)锟酵結(ji锟斤拷)锟斤拷锟絪锟斤拷锟绞約锟斤拷鋼达拷杀锟斤拷锟斤拷装l(f锟斤拷)锟斤拷锟絕锟斤拷暮锟斤拷锟阶冿拷蔚膬锟�(n锟斤拷i)锟斤拷(y锟斤拷ng)锟斤拷锟斤拷锟斤拷(du锟斤拷)锟斤拷锟斤拷锟絕锟斤拷臉锟�(g锟斤拷u)锟届將锟斤拷锟組(j锟斤拷n)锟斤拷锟窖紋锟侥發(f锟斤拷)锟斤拷锟斤拷

    (4)锟絏锟侥岋拷(d锟斤拷o)锟斤拷系锟斤拷(sh锟斤拷)锟斤拷(锟斤拷锟絏0.538锟斤拷/Cm.s.锟斤拷)锟斤拷锟絪锟斤拷鋼碉拷4锟斤拷锟斤拷锟斤拷锟�锟斤拷锟斤拷锟斤拷锟絏锟斤拷锟絏锟较斤拷r(sh锟斤拷)锟斤拷锟饺猴拷锟揭拷锟斤拷M(f锟斤拷i)锟斤拷锟斤拷臒锟斤拷锟�锟斤拷

    (5)锟较斤拷元锟截碉拷锟斤拷锟絭锟侥燂拷锟絧锟斤拷锟絏锟较斤拷锟叫猴拷锟叫低凤拷锟絚(di锟斤拷n)锟斤拷元锟斤拷(锟斤拷锟絍锟斤拷锟絓锟斤拷锟絠锟斤拷)锟斤拷锟节高滐拷電伙拷效锟斤拷锟铰ｏ拷锟杰猴拷(ji锟斤拷n)锟斤拷锟斤拷锟絭锟斤拷锟絧锟斤拷然锟斤拷膭锟�(d锟斤拷ng)锟斤拷锟絧锟斤拷锟劫的伙拷锟絎(xu锟斤拷)锟缴分ｏ拷使锟斤拷锟絧锟斤拷锟杰斤拷锟斤拷锟斤拷

    (6)锟竭溫忥拷(qi锟斤拷ng)锟饺猴拷锟斤拷锟皆碉拷锟斤拷锟竭溫時(sh锟斤拷)锟絏锟侥忥拷(qi锟斤拷ng)锟饺猴拷锟斤拷锟皆很低ｏ拷锟絧锟斤拷锟剿猴拷锟絧锟斤拷锟劫的筹拷锟斤拷锟斤拷锟叫時(sh锟斤拷)還锟斤拷(ji锟斤拷n)锟轿橈拷(g锟斤拷u)锟缴猴拷锟絧锟斤拷锟斤拷锟斤拷锟斤拷秃锟斤拷锟斤拷锟斤拷锟�锟斤拷

    (7)锟給色锟绞革拷變锟斤拷锟絏锟斤拷锟絏锟较斤拷锟侥固態(t锟斤拷i)锟紻(zhu锟斤拷n)锟斤拷液锟紹(t锟斤拷i)锟絩(sh锟斤拷)锟斤拷锟給锟紷锟斤拷锟斤拷色锟绞革拷變锟斤拷使锟斤拷锟斤拷锟斤拷锟統锟皆帮拷锟秸加燂拷囟锟�锟斤拷

    3.锟絏锟较斤拷锟結锟较猴拷锟接的硷拷锟絞(sh锟斤拷)锟絢锟斤拷

    (1)锟斤拷前锟紸(y锟斤拷)锟斤拷

    锟絰锟矫伙拷锟絎(xu锟斤拷)锟斤拷C(j锟斤拷)械锟絢锟斤拷锟斤拷锟斤拷(y锟斤拷n)锟斤拷锟斤拷锟斤拷锟斤拷锟絧锟铰口冿拷邊锟斤拷锟斤拷锟斤拷锟斤拷锟侥わ拷锟�

    锟斤拷锟絎(xu锟斤拷)锟藉潔锟斤拷使锟矫堿锟斤拷锟斤拷锟藉潔锟斤拷锟斤拷锟斤拷锟�锟斤拷該锟斤拷锟饺匡拷去锟斤拷锟斤拷锟斤拷膜锟斤拷還锟缴筹拷锟斤拷锟斤拷锟斤拷锟斤拷锟絯锟斤拷锟絞(sh锟斤拷)锟組(j锟斤拷n)锟斤拷锟斤拷锟铰ｏ拷锟絯锟絜锟斤拷?j锟斤拷n)?sh锟斤拷)锟斤拷6%锟斤拷10%锟侥氾拷锟斤拷锟斤拷锟絚锟斤拷液锟斤拷锟斤拷70锟斤拷[锟斤拷锟斤拷锟斤拷0.5min→水洗→锟絯锟絜锟斤拷?j锟斤拷n)?sh锟斤拷)锟斤拷15%锟斤拷锟斤拷锟斤拷锟节筹拷锟斤拷锟铰斤拷锟斤拷1min锟組(j锟斤拷n)锟斤拷锟叫猴拷處锟斤拷→水洗→锟斤拷水洗→锟斤拷锟斤拷锟斤拷洗锟矫猴拷锟斤拷X锟较斤拷锟斤拷锟斤拷o锟斤拷傻锟斤拷y锟斤拷色锟斤拷

    锟紺(j锟斤拷)械锟斤拷锟斤拷锟斤拷锟絰锟斤拷锟絃(f锟斤拷ng)锟斤拷(d锟斤拷ng)锟斤拷電勶拷(d锟斤拷ng)銑碉拷锟斤拷還锟斤拷锟絰锟矫刮碉拷锟斤拷锟絊锟斤拷锟饺東锟斤拷锟斤拷锟絇(gu锟斤拷n)锟斤拷锟絕锟斤拷锟斤拷锟斤拷锟斤拷膜也锟斤拷锟斤拷0.25mm锟斤拷锟絶锟絲刷锟斤拷磨锟斤拷锟斤拷锟斤拷锟侥�锟斤拷

    锟斤拷锟斤拷锟矫猴拷(d锟斤拷ng)锟斤拷施锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷脮r(sh锟斤拷)锟教筹拷越4h锟斤拷锟斤拷(y锟斤拷ng)锟斤拷锟絕锟斤拷锟斤拷锟斤拷

    (2)锟洁定锟斤拷锟絙锟斤拷隙锟斤拷锟斤拷位锟斤拷锟斤拷锟絰

    施锟斤拷锟組(j锟斤拷n)锟斤拷锟斤拷锟斤拷锟絏锟斤拷锟杰燂拷脹锟斤拷锟斤拷锟斤拷使锟斤拷锟絧锟铰口匡拷隙锟斤拷锟絧锟斤拷锟斤拷前锟斤拷锟絙锟斤拷隙锟斤拷锟斤拷锟斤拷锟斤拷太小锟斤拷锟斤拷锟斤拷锟組(j锟斤拷n)锟斤拷锟叫就曪拷(hu锟斤拷)锟斤拷锟斤拷锟缴帮拷锟斤拷驴诙询B锟斤拷锟斤拷锟接猴拷锟斤拷锟斤拷娌黄斤拷群锟阶冿拷锟斤拷锟�;锟洁反锟斤拷锟斤拷锟絙锟斤拷隙锟絕锟斤拷锟斤拷锟絫施锟斤拷锟紻锟統锟斤拷锟斤拷锟叫燂拷锟斤拷锟斤拷锟杰夛拷锟斤拷锟絤锟剿的讹拷位锟斤拷锟斤拷锟絰锟杰憋拷锟紺锟斤拷锟斤拷亩锟轿伙拷锟斤拷锟较讹拷锟斤拷锟斤拷锟斤拷锟絰锟斤拷锟絤锟剿的帮拷锟絙锟斤拷隙锟斤拷锟斤拷位锟斤拷锟斤拷锟絰锟斤拷锟斤拷锟斤拷锟絧變锟轿碉拷一锟�(xi锟斤拷ng)锟斤拷锟斤拷锟絢锟斤拷锟斤拷锟斤拷锟斤拷(j锟斤拷)锟斤拷(j锟斤拷ng)锟絭锟斤拷锟斤拷同锟斤拷锟�(du锟斤拷)锟接縫锟絕锟斤拷锟斤拷锟侥帮拷锟絙锟斤拷锟絞(sh锟斤拷)锟斤拷锟斤拷(sh锟斤拷)锟斤拷锟�2锟斤拷

    (3)锟絰锟斤拷锟斤拷锟斤拷锟絆(sh锟斤拷)锟斤拷

    目前锟叫堬拷(ch锟斤拷ng)锟较猴拷锟斤拷锟斤拷品品锟絅锟絕锟斤拷锟斤拷通锟斤拷锟斤拷r锟斤拷锟斤拷锟絰锟矫滐拷通锟絬锟絆锟藉弧锟斤拷(锟斤拷TIG锟斤拷)锟斤拷锟斤拷锟斤拷锟节氾拷锟侥維锟給(h锟斤拷)锟斤拷锟斤拷使锟斤拷锟絬電極锟絚锟斤拷锟斤拷锟斤拷锟絣(f锟斤拷)锟斤拷锟斤拷電伙拷锟斤拷锟桔伙拷母锟侥猴拷锟斤拷浜革拷z锟斤拷一锟絅锟斤拷锟斤拷锟絢锟斤拷锟斤拷該锟斤拷锟紺(j锟斤拷)锟斤拷锟絀(y锟斤拷)锟絩(sh锟斤拷)锟斤拷锟斤拷?y锟斤拷n)锟斤拷通锟斤拷锟斤拷臉O锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟皆的改換锟斤拷锟斤拷每锟斤拷(g锟斤拷)锟斤拷锟斤拷锟斤拷氩拷锟街憋拷锟斤拷锟斤拷锟�锟斤拷锟诫波锟斤拷直锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟接的半波锟絩(sh锟斤拷)锟絞锟絬锟絆锟杰夛拷l(f锟斤拷)锟斤拷M锟斤拷锟�锟斤拷锟�锟斤拷锟街诧拷锟斤拷锟斤拷锟絕锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷電伙拷锟侥帮拷锟斤拷(w锟斤拷n)锟斤拷锟斤拷锟接的半波锟絩(sh锟斤拷)锟絞锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷傻锟斤拷锟斤拷锟侥わ拷芎锟�(ji锟斤拷n)锟轿憋拷锟斤拷锟斤拷锟斤拷锟斤拷取锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷^锟斤拷锟斤拷锟轿杰筹拷锟侥猴拷锟絧锟斤拷

    (4)锟絰锟今焊絲

    通锟斤拷锟絰锟斤拷301锟斤拷锟絏锟斤拷锟絲锟斤拷311锟絏锟借焊锟絲锟斤拷

    (5)锟絰锟今焊斤拷锟絢锟斤拷锟酵咃拷锟斤拷(sh锟斤拷)

    通锟斤拷锟斤拷锟襟焊凤拷锟組(j锟斤拷n)锟斤拷锟斤拷锟斤拷锟斤拷凸锟斤拷锟斤拷锟�60°锟斤拷锟斤拷锟斤拷锟接猴拷锟�15mm锟斤拷锟较時(sh锟斤拷)锟斤拷锟斤拷锟揭猴拷锟斤拷锟組(j锟斤拷n)锟叫ｏ拷锟斤拷锟斤拷凸锟斤拷锟斤拷锟�90°锟斤拷锟斤拷

    锟斤拷锟接壁猴拷锟斤拷3mm锟斤拷锟较時(sh锟斤拷)锟斤拷锟絖V锟斤拷锟铰匡拷锟斤拷锟紸锟角烇拷60°锟斤拷70°锟斤拷锟斤拷隙锟斤拷锟矫达拷锟斤拷1mm锟斤拷锟皆讹拷锟接猴拷锟斤拷伞锟斤拷诤锟斤拷锟�1.5mm锟斤拷锟铰時(sh锟斤拷)锟斤拷锟斤拷锟絖锟铰匡拷锟斤拷锟斤拷锟斤拷锟斤拷隙锟斤拷锟斤拷锟斤拷锟斤拷锟絲锟斤拷锟斤拷锟教讹拷锟斤拷锟接岋拷(du锟斤拷)锟接斤拷锟絕锟絩(sh锟斤拷)锟斤拷锟斤拷(d锟斤拷ng)锟杰忥拷锟斤拷200mm锟斤拷锟节猴拷锟�6mm锟絩(sh锟斤拷)锟斤拷锟斤拷(y锟斤拷ng)锟絰锟斤拷直锟斤拷锟斤拷3锟斤拷4mm锟斤拷锟絬锟絆锟斤拷锟斤拷220锟斤拷240A锟侥猴拷锟斤拷锟斤拷锟�锟斤拷直锟斤拷锟斤拷4mm锟斤拷锟斤拷浜革拷z锟斤拷锟斤拷1锟斤拷2锟接猴拷锟疥。