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Product name: PP-J707低合金高强度钢焊条
specification: PP-J707低合金高强度钢焊条
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Category: Hardware tools -- 焊条|焊材
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Price: factory price
Brand: Shanghai
Place of Origin: China
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Available Quantity: batch
delivery cycle: Spot goods (or inquire by telephone)
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  Shanghai Beiyuan Industry and Trade Co.,Ltd
+86-21-66770508
+86-139101609058

Email 91way@163.com
Wechat 13371811002(Wechat)


PP-J707低合金高强度钢焊条Detailed product description:Column tabs
PP-J707是低氢钠型药皮的低合金高强度钢焊条,采用直流反接,可进行全位置焊接。焊件在必要时,可采用焊前预热和焊后回火处理措施。

适用于焊接屈服强度为590MPa级的低合金钢结构,如15MnMoV、14MnMoVB和18MnMoNb等。焊后结构可在焊态或经550℃~650℃回火条件下工作。

熔敷金属化学成分(%)

元 素
C
Mn
Si
Mo
S
P
标准值
≤0.15
1.65~2.00
≤0.60
0.25~0.45
≤0.035
≤0.035

熔敷金属力学性能(焊后620℃±15℃×1h回火处理)

试验项目
抗拉强度
Rm / MPa
屈服强度
ReL或Rp0.2/ MPa
伸长率
A / %
-30℃ 冲击吸收功
AKV / J
标准值
≥690
≥590
≥15
≥27

X射线探伤:Ⅰ级。
药皮含水量或熔敷金属扩散氢含量:≤0.15%或≤4.0mL/100g(甘油法)。
参考电流(DC+)

焊条直径 / mm
2.5
3.2
4.0
5.0
焊接电流 / A
60~90
90~120
130~170
170~210


PP-J707低合金高强度钢焊条

PP-J707低合金高强度钢焊条
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