TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
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天津市金橋焊材集團(tuán)股份有限公司
GB/T 39280 W55A4HN2
AWS A5.28 ER80S-Ni1
JQ.TG55-Ni1是低溫鋼用氬弧焊絲,焊接工藝性較好,電弧穩(wěn)定、焊縫成型美觀??扇恢煤附?,熔敷金屬具有優(yōu)良的低溫沖擊韌性。
適用于550MPa抗拉強(qiáng)度級(jí)別低溫鋼(-45℃)的焊接,如16MnDR、15MnNiDR、07MnNiCrMoVDR等。主要應(yīng)用領(lǐng)域?yàn)槭突ぃɑ?、乙烯、煤液化、液化石油氣等)、冷凍設(shè)備、食品工業(yè)及液態(tài)氣體存儲(chǔ)設(shè)備等。
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