Innershield Family
照片仅做参考,请以最终实物为准

直径 / 包装

直径
25 lb 盘装
5/64 in (2.0 mm) ED033024

Innershield® NR®-233

自保护药芯焊丝电弧焊

等级:
E71T-8-H8
E71T8-A2-CS3-H8

林肯电气Innershield® NR®-233是培训焊工或新手焊工的不错选择,同时满足AWS D1.8标准规定的力学性能要求

详情

本焊丝操作简便的特性使其适用于各级别焊工,卓越的电弧控制性及熔池适应性可确保不同技术水平操作者均能获得高质量熔敷金属

产品特性

  • 增强送丝性——新型设计提升焊丝刚性以优化送丝稳定性,并促进电弧平稳过渡
  • 易折断特性——无需工具即可手工折断焊丝端部,便于再次引弧
  • 满足AWS D1.8关键承载焊缝要求-www.lincolnelectric.com/D1.8 提供三种批次测试,以满足 AWS D1.8 批次豁免要求
  • 操作便捷性——全位置焊接时电弧易控且熔池宽容度高,适合各级别焊工
  • 自保护药芯焊丝

典型应用

  • 抗震钢结构安装与制造焊接
  • 通用钢结构安装与制造焊接
  • 船舶与驳船制造焊接
  • 立向上及仰角角焊缝与坡口焊

焊接位置

  • 全位置

保护气体

  • N/A

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参考实验结果 免责声明

CONFORMANCE

CONFORMANCES SPECIFICATION CLASSIFICATION
AWS AWS A5.20 E71T-8-H8
AWS AWS A5.36 E71T8-A2-CS3-H8
ABS ABS - Part 2 3YSA

MECHANICAL PROPERTIES

Classification Polarity Yield Strength @ 0.2% Offset
MPa (ksi)
Tensile Strength
MPa (ksi)
Elongation
%
Charpy V-Notch
J (ft-lbs) @ -30°C (-20°F)
E71T-8-H8 Requirement DC- 400 (58) min. 480-660 (70-95) 22 min. 27 (20) min.
E71T8-A2-CS3-H8 Requirement DC- 400 (58) min. 480-660 (70-95) 22 min. 27 (20) min.
Typical Result, As-welded DC- 430 (62) 560-610 (81-88) 25 41-75 (30-55)

DEPOSIT COMPOSITION

Classification Polarity %Al %B %C %Mn %P %S %Si Diffusible Hydrogen
mL/100g Weld Metal
E71T-8-H8 Requirement DC- 0.30 max. 1.75 max. 0.03 max. 0.03 max. 0.60 max. 8.0 max.
E71T8-A2-CS3-H8 Requirement DC- 0.30 max. 1.75 max. 0.030 max. 0.030 max. 0.60 max. 8 max.
Typical Result DC- 0.6-0.8 0.0017 0.16-0.20 0.58-0.69 0.011 0.010 0.18-0.24 5.5

TYPICAL OPERATING PROCEDURES

Diameter Polarity CTWD
mm (in.)⁽¹⁾
Wire Feed Speed
m/min (in/min)
Voltage
volts
Approx. Current
amps
Melt-off Rate
kg/hr (lb/hr)
Deposition Rate
kg/hr (lb/hr)
Efficiency
%
1/16 in (1.6 mm) DC- 25 (1) 3.8 (150) 17-19 220 2.4 (5.3) 1.9 (4.2) 80
1/16 in (1.6 mm) DC- 25 (1) 5.1 (200) 19-21 245 3.2 (7.1) 2.5 (5.4) 76
1/16 in (1.6 mm) DC- 25 (1) 6.4 (250) 21-23 270 4.0 (8.9) 3.0 (6.6) 74
1/16 in (1.6 mm) DC- 25 (1) 7.6 (300) 23-25 295 4.7 (10.4) 3.5 (7.7) 75
1/16 in (1.6 mm) DC- 25 (1) 8.9 (350) 25-27 315 5.6 (12.3) 4.3 (9.4) 77
0.072 in (1.8 mm) DC- 19-25 (3/4-1) 2.5 (100) 17-18 184 2.0 (4.5) 1.6 (3.6) 80
0.072 in (1.8 mm) DC- 19-25 (3/4-1) 3.8 (150) 18-19 250 3.1 (6.7) 2.5 (5.4) 80
0.072 in (1.8 mm) DC- 19-25 (3/4-1) 5.1 (200) 20-21 295 4.0 (8.9) 3.2 (7.1) 81
0.072 in (1.8 mm) DC- 19-25 (3/4-1) 6.4 (250) 22-23 330 5.1 (11.2) 4.0 (8.9) 79
0.072 in (1.8 mm) DC- 19-25 (3/4-1) 7.6 (300) 23-24 355 6.1 (13.4) 4.8 (10.6) 79
5/64 in (2.0 mm) DC- 19-25 (3/4-1) 2.3 (90) 18-19 210 2.2 (4.9) 1.8 (4.1) 82
5/64 in (2.0 mm) DC- 19-25 (3/4-1) 3.2 (125) 19-20 260 3.2 (7.0) 2.6 (5.6) 81
5/64 in (2.0 mm) DC- 19-25 (3/4-1) 3.8 (150) 20-21 300 3.8 (8.4) 3.0 (6.7) 80
5/64 in (2.0 mm) DC- 19-25 (3/4-1) 5.1 (200) 21-22 340 5.1 (11.2) 4.1 (9.0) 81
5/64 in (2.0 mm) DC- 19-25 (3/4-1) 6.1 (240) 22-23 380 6.1 (13.3) 4.9 (10.8) 81

NOTES

Note
⁽¹⁾ CTWD for 0.072 in. (1.8 mm) and 5/64 in. (2.0 mm) for 200 ipm or greater is 1 in (25 mm)