GB电焊条 506 、 507 、427、 422电焊条、分别能焊接什么材质的材料与构件物品
推荐回答(2个)
楼主是想知道焊条属性,对吧?422:中碳钢焊条;可选用交直流焊机;能焊中低压管道、钢筋、普通承重构件等。427:中碳钢焊条;一般选用交流焊机;能焊中低压管道、钢筋、普通承重构件等。506:高碳钢焊条;可选用交直流焊机;能焊高中低压管道、钢筋、安装项目以及船厂承重构件等。507:高碳钢焊条;只能选用直流焊机,因为交流焊机无法点燃火;能焊高中低压管道、钢筋、安装项目以及船厂承重构件等。焊条型号分:2.5;3.2;4.0等型号;506、507焊条有3.2×350mm,3.2×350mm两种规格。2.5×300mm,意思就是说直径2.5 mm,长度300 mm;3.2×350mm,3.2规格焊条一包数量为180跟(常用规格)4.0×350mm,4.0规格焊条一包数量为90根(常用规格)总而言之,5字开头焊条比4字开头的焊条型号要高一个等级;焊条尾数是单数的用直流焊机,焊条尾数是双数的可用交直流焊机。
常用钢号推荐选用的焊条 钢 号 焊条型号 对应牌号 钢 号 焊条型号 对应牌号 Q23i—A·F
Q23-A、10、20E4303 J422 12CrlMoV E5515一B2一V R317 20R、20HP、20gE4316 J426 12Cr2Mo 12Cr2Mol 12Cr2MolR E6015一B3 R407 E4315 J427 25 E4303 J422 E5003 J502 Q295(O9Mn2V、09Mn2VD、09Mn2VDR) E5515—Cl W707Ni 1Cr5MO E1—5MOV—15 R507 Q345(16Mn、16MnR、16MnRE) R5003 J50Q 1Crl8Ni9Ti E308一16 A102 E5016 J506 E308—15 A107 E347一16 A132 E501 5 J507 E347—15 A137 Q390(16MnD、 E5016—G J506RH 0Cr19Ni9 E308—16 A102 169MnDR) E5015-G J507RH E308—15 A107 E5016 J506 0Crl8Ni9Ti Ocrl9Nil1ti E347—16 A132 Q390(15MnVR
15MnVRE) E5015 J507 E347—15 A137 E5515—G J557 20MnMo E5015 J507 00Crl8Ni10 E308L一16 A002 E15—6 J557 00Crl9Ni11 151MnVNR E6016-D1 J606 0Crl7Nil2Mo2 E316—16 A202 E6015-D1 J607 E316—15 A207 15MnMoV
18MnMONbR
20MnMONb E7015—D2 J707 0Crl8Ni12M02Ti 0Crl8Ni12M03Ti E316L-16 A022 12CrMO E5515—B1 R207 E318—16 A212 15CrMO
15CrMoR E5515—B2 R307 0Crl3 E410口16 G202 E410—15 6207 表 2—4 不同钢号相焊推荐选用的焊条18) 类 别 接 头 钢 号 焊条型号 对应牌号 碳素钢、低合金钢 和低合金钢相焊 Q235-A+Q345(16Mn) E4303 J422 20、20R十16MnR、16MnRC E4315 J427 Q235—A十18MnMONbR E5015 J507 16MnR+1MnMOV
16MnR+18MnMONbR E5015 J507 15MnVR+20MnMO E5015 J507 20MnMO+18MnMONbR E5515—G J557 碳素钢、碳锰低合金钢 和铬钼低合金钢相焊 Q235—A十15CrMO
Q235—A十1Cr5MO E4315 J427 16MnR+15CrhMo
20、20R、 16MnR+12CrlMoV E5015 J507 15MnMo+12CrMo、15CrMo
15MnMoV+CrlMOV E7015—D2 J707 其他钢号与奥氏 体高合金钢相焊 Q235—A、20R、16MnR、20MnMo+0Cr18Ni9Ti E309—16
E309Mo—16 A302
A312 18MnMoNbR、15CrMo+0Cr18Ni9Ti E310-16
E310-15 A402
A407
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