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发表于 2007-8-6 14:32:49
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来自： 中国河北石家庄
内容很清晰，发个概况：
' d# f& _. X; G5 f" e# ?3 b第一个文件 ：
& F$ o7 X9 Q* G; y- K$ z7 @NAME: WELDING SPECIFICATION, FUSION WELDING * M2 Q2 c9 P+ ]* j, ~
1. GENERAL
& H' B9 j: \% V9 q7 C9 ` The purpose of this specification is to define the physical and structural characteristics for # d. J( C8 L0 Q
fusion welding. The following welding methods may be used to produce fusion welds to
1 |; |# N$ m/ } this specification: 0 L7 \; W; j9 J- z, N' N' f
· Manual metal arc · Plasma arc
. }: k9 W o! [( U · Submerged arc Gas · Tungsten arc (TIG) w3 ?0 ` s& f/ ?+ j g. R) r
· Gas metal arc (MIG, MAG) · Oxy-Fuel gas $ [; b& L1 |* b: t! {# c
· Arc Plug Welding 9 I9 o4 G* E {" ~6 e: }
第2 个文件5 T9 S" C, K9 g; ?, z
6 c9 Q: y: b! x$ N
NAME: WELDING SPECIFICATION, RESISTANCE WELDS, SPOT WELDING AND
; e) }$ L, j6 W3 t0 iPROJECTION WELDING
$ B* v3 Q) H# \, t* f RESISTANCE WELDS -SPOT WELDING 5 a- A5 B0 Y1 ^6 W$ z
1. GENERAL 1 e: Z/ ~! L* C+ p, e, ^4 E
HN 2278 is mainly derived from General Motors standards GM 4488-M and “GM
- a6 O# U( u5 E3 g4 ` Common Welding Principles WS-1, Section A: Resistance Spot Welding”. - ]' t9 S' W; m
This standard defines the physical and structural characteristics of resistance spot welds 3 o9 c, \. w. }( \0 @
that will enable manufacturing to produce vehicle structures that will uniformly and $ o. k' a3 E7 S8 S) ^5 M
consistently achieve the minimum quality requirements for welds in all areas of the : X; _" m" y0 t2 t3 a7 _" F
vehicle.
5 |" ]3 I& v# g+ V$ a4 U$ } It is the intent of this specification to provide the technical details necessary to achieve a 5 h" |* c9 l4 b0 y
uniformly high level of weld quality throughout the vehicle structure and in this way ensure
2 R$ o! f, x5 w7 m/ [5 P' } that the majority of welds exceed the strength and quality levels warranted by normal 0 k, k+ q/ P) v: q9 y7 L; d7 ]6 l
service loading. However, in order to deal with the wide variations in severity of service
~- I' _, P# A8 K h6 b loading of different components and assemblies, and compliance with Australian Design . y& k4 ~ K" ~. L- h+ W7 Z
Rule and other regional legislative (eg. FMVSS) requirements, the structural 8 g# ?! [0 x7 Q; h
classifications outlined in Section 3 apply. |
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