英國曼徹特purpose308L不銹鋼焊絲貴州專賣批發(fā)英國曼徹特purpose308L不銹鋼焊絲鈣型藥皮的超低碳不銹鋼焊條,因熔敷金屬含碳低且添加了穩(wěn)定化元素鈮,其焊縫具有優(yōu)良
的機(jī)械性能和極好的耐晶問腐蝕能力。工藝性優(yōu)異,焊縫成型美觀,交直流兩用,全位置焊接性優(yōu)良。適
用于AlS1 347、321、304L。SUS 347、321、304L等母材的焊接。
注意事項:
1、 使用前焊條須于300-350℃再烘干l小時,使用時取出少量放人保溫烘干筒內(nèi)攜至現(xiàn)場,一次攜出焊條量
最多以半日使用量為宜。
2、應(yīng)使用不銹鋼刷清理焊縫,以免混入鐵屑影響品質(zhì)。
熔敷金屬化學(xué)成份之一例 (wt%) :
C Mn Si P S Cr Ni Nb
0.026 0.90 0.74 0.018 0.012 19.73 9.60 0.42
熔敷金屬機(jī)械性能之一例:
抗拉強(qiáng)度
MPa
伸長率
%
630 40
焊接位置:
焊接電流參數(shù):C (AC 或 DC+)
直徑及長度(mm) 2.0x250 2.6x300 3.2x350 4.0x350 5.0x350
電流范圍
(Amps)
平 焊 30-55 50-85 80-120 100-150 140-180
立仰焊 20-50 45-80 70-110 90-135 -
TS-347L
相當(dāng)規(guī)格: : GB/ / T983 E3 47- - 16
AWS A5.4 E3 47- - 16
藥皮類型: : 鈦鈣-*/*-*/特性與用途:
TS-2209的公稱組成(wt.﹪)為22.5Cr、9.5Ni、3Mo、0.15N,是部分沃斯田鐵及部分肥粒鐵結(jié)構(gòu)的雙重
組織,具有較高的降伏強(qiáng)度及在氯化物溶液有較佳的抗應(yīng)力腐蝕龜裂(SCC)和良好的耐孔蝕,最適合焊接
含22%Cr的雙相不銹鋼,諸如UNS S31803(即Alloy2205)等。可應(yīng)用在熱交換器管件、輸油管、鉆油平臺、
氣井、管線管(Line piping)等。
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