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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：
6 T; q2 I. M3 N4 x6 ` f第一个文件 ：
# W. E3 M: D; gNAME: WELDING SPECIFICATION, FUSION WELDING , ?' }, g0 ]! `2 N+ O
1. GENERAL
2 G# l7 o7 P1 Z9 u& D* ] The purpose of this specification is to define the physical and structural characteristics for
, Y6 i1 Y* @9 k. a9 y0 A2 ]$ W fusion welding. The following welding methods may be used to produce fusion welds to
& f# U" a0 o/ N6 G9 B this specification: # u& X+ `7 u0 e3 Y
· Manual metal arc · Plasma arc ( O4 S% J! n3 G( _ `1 v1 X& v, c) v
· Submerged arc Gas · Tungsten arc (TIG)
) H+ Q3 E# K* u5 d. v+ t% i · Gas metal arc (MIG, MAG) · Oxy-Fuel gas 1 n1 r6 [" e. t; e* T4 `3 y
· Arc Plug Welding , g8 Y4 `" S; m) r1 k/ b' T$ T) Z
第2 个文件
4 b) S. E! ?) \* z+ F q. o# q" J4 n% _4 T: e' d- G$ a
NAME: WELDING SPECIFICATION, RESISTANCE WELDS, SPOT WELDING AND
* |! l! v5 [5 qPROJECTION WELDING
+ E6 B; S" w9 R! V% A6 d RESISTANCE WELDS -SPOT WELDING & b& ?6 H. \! J3 a& }% ~
1. GENERAL
1 l9 N7 W% V8 M( X* l6 [0 T Q3 N HN 2278 is mainly derived from General Motors standards GM 4488-M and “GM
+ t$ j; g/ Y4 M6 c Common Welding Principles WS-1, Section A: Resistance Spot Welding”.
8 Y4 p( J" r. E: S$ p# b# P( ~* I This standard defines the physical and structural characteristics of resistance spot welds
* l! k4 L, [7 B! n G5 j that will enable manufacturing to produce vehicle structures that will uniformly and 8 X; Z1 {* S2 N5 e# \
consistently achieve the minimum quality requirements for welds in all areas of the
1 A8 V! |5 l/ d0 d vehicle. * ?, `: P1 A! \0 \( G) m8 v
It is the intent of this specification to provide the technical details necessary to achieve a
0 ` c# v. K7 y. W$ [ uniformly high level of weld quality throughout the vehicle structure and in this way ensure
* I( c; V+ ~! c8 {: j/ I that the majority of welds exceed the strength and quality levels warranted by normal
6 f0 M! y+ W( ]# o; U service loading. However, in order to deal with the wide variations in severity of service 8 g: R0 i2 y {0 [' N K
loading of different components and assemblies, and compliance with Australian Design
' r' V, o: P& S Rule and other regional legislative (eg. FMVSS) requirements, the structural ' z; ?; p- B- g* o+ ]1 t8 b* m+ Q b
classifications outlined in Section 3 apply. |
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