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直径 / 包装

直径
 33 lb 盘装
 500 lb Accu-Trak® 桶装
0.045 in (1.1 mm) ED031409 ED020526
0.052 in (1.3 mm) ED020527

SuperArc® L-50®

气体保护焊

等级:
ER70S-3

SuperArc® L-50® 是林肯电气最受欢迎的优质镀铜MIG焊丝，是 50,000 psi （345 MPa） 屈服强度碳钢母材的绝佳选择。

直径

选择直径

  • 0.045 in (1.1 mm)
  • 0.052 in (1.3 mm)

包装

选择包装

  • 33 lb 盘装
  • 500 lb Accu-Trak® 桶装

详情

受欢迎的 MIG 焊丝 SuperArc® L-50® 是优质镀铜焊丝，是 50,000 psi （345 MPa） 屈服强度碳钢基材的绝佳选择。

产品特性

  • 适量的锰和硅，用于清洁到轻度氧化钢材表面的脱氧
  • 卓越的送丝和电弧稳定性
  • 铜涂层可延长导电嘴的使用寿命
  • 支持短路、球状、轴向喷射和脉冲喷射过渡

典型应用

  • 清洁至轻度氧化皮基材焊接
  • 屈服强度380-485MPa（55-70 ksi）的薄板焊接
  • 长输管线焊接
  • 压力容器焊接

焊接位置

  • 全位置

保护气体

  • 混合气保护|100% CO2

服务支持

文档

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Product Image Not Present

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Drive Roll and Guide Tube Kit

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SDS信息 SDS 搜索页面

参考实验结果 免责声明

CONFORMANCE

CONFORMANCES SPECIFICATION CLASSIFICATION
AWS AWS A5.18 ER70S-3
ABS ABS - Part 2 3YSA H5
CWB CSA W48 B-G 49A 3 C1 S3 (B-G 49A 3 C1 G3)
DNV-GL DNV - 2.9 III YMS H5
LR LR - Chapter 11 3YS H5
MIL MIL-E-23765/1D MIL-70S-3
MIL MIL-E-23765/1E MIL-70S-3

MECHANICAL PROPERTIES

Classification Shielding Gas Polarity Yield Strength @ 0.2% Offset
MPa (ksi) 		Tensile Strength
MPa (ksi) 		Elongation
% 		Charpy V-Notch
J (ft-lbs) @ -20°C (0°F) 		Charpy V-Notch
J (ft-lbs) @ -30°C (-20°F)
Typical Result, As-welded 100% CO2 DC+ 400 (58) 500-560 (73-81) 24 95-132 (70-98) 95-106 (70-78)

WIRE COMPOSITION

Classification %C %Cr %Mn %Mo %Ni %P %S %Si %Total Cu %V
ER70S-3 Requirement 0.06 - 0.15 0.15 max. 0.90 - 1.40 0.15 max. 0.15 max. 0.025 max. 0.035 max. 0.45 - 0.75 0.50 max. 0.03 max.
Typical Result 0.06-0.11 0.02-0.04 1.15-1.24 0.02 max. 0.01-0.04 0.004-0.012 0.004-0.011 0.44-0.62 0.00 max. 0.12-0.27

TYPICAL OPERATING PROCEDURES

Diameter Transfer Mode Shielding Gas Polarity CTWD
mm (in.)⁽¹⁾ 		Wire Feed Speed
m/min (in/min) 		Voltage
volts 		Approx. Current
amps 		Melt-off Rate
kg/hr (lb/hr)
0.030 in (0.8 mm) Short Circuit Transfer 100% CO2 DC+ 9-12 (3/8-1/2) 1.9 (75) 17 35 0.4 (0.9)
0.030 in (0.8 mm) Short Circuit Transfer 100% CO2 DC+ 9-12 (3/8-1/2) 3.8 (150) 18 70 0.8 (1.8)
0.030 in (0.8 mm) Short Circuit Transfer 100% CO2 DC+ 9-12 (3/8-1/2) 7.6 (300) 22 130 1.6 (3.6)
0.035 in (0.9 mm) Short Circuit Transfer ⁽²⁾ 100% CO2 DC+ 9-12 (3/8-1/2) 2.5 (100) 18 80 0.7 (1.6)
0.035 in (0.9 mm) Short Circuit Transfer ⁽²⁾ 100% CO2 DC+ 9-12 (3/8-1/2) 3.8 (150) 19 120 1.1 (2.4)
0.035 in (0.9 mm) Short Circuit Transfer ⁽²⁾ 100% CO2 DC+ 9-12 (3/8-1/2) 6.4 (250) 22 175 1.8 (4.0)
0.035 in (0.9 mm) Spray Transfer 90% Ar / 10% CO2 DC+ 12-19 (1/2-3/4) 9.5 (375) 23 195 2.7 (6.0)
0.035 in (0.9 mm) Spray Transfer 90% Ar / 10% CO2 DC+ 12-19 (1/2-3/4) 12.7 (500) 29 230 3.6 (8.0)
0.035 in (0.9 mm) Spray Transfer 90% Ar / 10% CO2 DC+ 12-19 (1/2-3/4) 15.2 (600) 30 275 4.4 (9.6)
0.045 in (1.1 mm) Short Circuit Transfer ⁽²⁾ 100% CO2 DC+ 12-19 (1/2-3/4) 3.2 (125) 19 145 1.5 (3.4)
0.045 in (1.1 mm) Short Circuit Transfer ⁽²⁾ 100% CO2 DC+ 12-19 (1/2-3/4) 3.8 (150) 20 165 1.8 (4.0)
0.045 in (1.1 mm) Short Circuit Transfer ⁽²⁾ 100% CO2 DC+ 12-19 (1/2-3/4) 5.1 (200) 21 200 2.4 (5.4)
0.045 in (1.1 mm) Spray Transfer 90% Ar / 10% CO2 DC+ 12-19 (1/2-3/4) 8.9 (350) 27 285 4.2 (9.2)
0.045 in (1.1 mm) Spray Transfer 90% Ar / 10% CO2 DC+ 12-19 (1/2-3/4) 12.1 (475) 30 335 5.7 (12.5)
0.045 in (1.1 mm) Spray Transfer 90% Ar / 10% CO2 DC+ 12-19 (1/2-3/4) 12.7 (500) 30 340 6.0 (13.2)
0.052 in (1.3 mm) Spray Transfer 90% Ar / 10% CO2 DC+ 12-19 (1/2-3/4) 7.6 (300) 30 300 4.8 (10.6)
0.052 in (1.3 mm) Spray Transfer 90% Ar / 10% CO2 DC+ 12-19 (1/2-3/4) 8.1 (320) 30 320 5.2 (11.5)
0.052 in (1.3 mm) Spray Transfer 90% Ar / 10% CO2 DC+ 12-19 (1/2-3/4) 12.3 (485) 32 430 7.8 (17.1)
1/16 in (1.6 mm) Spray Transfer 90% Ar / 10% CO2 DC+ 12-25 (1/2-1) 5.3 (210) 25 325 4.8 (10.7)
1/16 in (1.6 mm) Spray Transfer 90% Ar / 10% CO2 DC+ 12-25 (1/2-1) 6.0 (235) 27 350 5.4 (12.0)
1/16 in (1.6 mm) Spray Transfer 90% Ar / 10% CO2 DC+ 12-25 (1/2-1) 7.4 (290) 28 430 6.7 (14.8)

NOTES

Note
⁽¹⁾ CTWD (Contact Tip to Work Distance). Subtract 1/4 in (6.4 mm) to calculate Electrical Stickout
⁽²⁾ Procedures in these areas are procedures for short circuiting mode using 100% CO2. When using 75% Argon, 25% CO2 for short circuit transfer, reduce voltage by 1 to 2 volts.