焊接缺陷定义_中英文对照 20100419

a ≥ 100° No Data
No Data No Data
a ≥ 90°
• h <1.0mm Mini thickness t≥1.5 ,Max gap (mm) 1
t≥ 1.2 0.7 t<1.0 0.5
<0.2mm unacceptance
No Data
<0mm
<1,5mm
No Data
<1mm
Geometric requirements/几何尺寸要求
MAZDA
Hyundai /KIA
PSA
No Data
No Data
No Data
h<40%t
meet throat requiement
No Data
z2>z1>90% t
D<0.5mm; width<1.0mm
No Data
No Data No Data
No Data
<20% t, or <10%t within 13mm length
No Data
No Data
No Data
a ≥ 120°
No Data
<1.5mm
No Data
shall not be formed
h< 10%
Leabharlann Baidu
Smooth undercuts acceptable if: • h < 0,1t
ce;
unacceptance
D<1.6mm or 0.5t;<6.4mm within
25mm length
D<0.5mm
each size shall not excess 20% of the thickness of a thinner sheet or plate and 1.0mm max in the seam
±10% or ±3mm
unacceptance
Crater 弧坑
Spatters 飞溅
overlap 焊瘤
No Data
no consider effective length
No Data
unacceptacne on function zone
unacceptacne on function zone
No Data
No Data
<0.3mm
overlap< 5% seam width and its total
length<10%weld length
No Data
No Data
missing weld 漏 焊
No Data
No Data
No Data
No Data
No Data
No Data
焊缝过烧
crack
裂
纹
unacceptance
unacceptance
unacceptance
unacceptance
unacceptance
unacceptance
Deviation of trajectory 偏焊
outside the weld seam
No Data
No Data
No Data
No Data
Production System/产品
Defect type/缺陷类型
FAW VW
excessive convexity 焊缝超高
No Data
insufficint concave 焊缝凹陷
meet throat requiement
unequal legs 焊 脚尺寸不等
No Data
GM No Data
• Short imperfection1: h < 1,0mm
Exception: For muffler weld seams excess penetration is acceptable for the
hole weld seam length.
unacceptance
no rework shall be permissible,unacceptan
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焊丝残留 焊缝不均匀 接头不良
No Data
unacceptacne on function zone
unacceptance no
No Data
• Depth < 0,1 tmin • Length < 15mm • width < weld seam width
unacceptacne on free zone and others<2.5mm
length of 25mm. Their number<4 in seam length
of 25mm
unacceptance D<1mm
unacceptance
Surface imperfections:• Visible porosity, clustered porosity and worm-holes are
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unacceptable Inner imperfections:• 2% cross section.
• max size: d < 0,3 tmin
unacceptance
unacceptance
unacceptance
unacceptance
unacceptance
Lack of fusion in supporting area is unacceptable
FAURECIA h<0.2mm No Data
Z2>Z1
undercut /咬边
Insufficint Toe angle
倾角过小
Big Gap 间隙过大
熔透内凹
Excess of penetration
熔透过高
Burn through 焊穿
porosity 气孔
Cold / lack of penetraaiton 假焊/未熔合
attached spatters are unacceptable: • on sealing surface
• field of vision (e.g. tail pipes) • area of screw surface and threads
Areas are specified in drawing
No Data
No Data
No Data
No Data
No Data
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