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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：. q. v$ t) n+ n% E
第一个文件 ：9 E5 {: Z8 b2 ?% T1 F
NAME: WELDING SPECIFICATION, FUSION WELDING
* p4 C' S7 D& \. u- r6 t# G3 F. h: P1. GENERAL 0 r g6 \% B, ~
The purpose of this specification is to define the physical and structural characteristics for 7 ?3 m: O6 U# q! ~
fusion welding. The following welding methods may be used to produce fusion welds to
/ t Y4 h% V, @. W this specification: + m$ `* m+ e! h4 Z
· Manual metal arc · Plasma arc
. \: M; W0 J5 l; U4 I. y% Q% T · Submerged arc Gas · Tungsten arc (TIG)
. L& [5 B* F2 h- z · Gas metal arc (MIG, MAG) · Oxy-Fuel gas
: E# G9 `+ D! l$ C7 A1 e( L · Arc Plug Welding b% J, s5 ~1 ^) J4 k/ Q& P+ \
第2 个文件
( x s$ |0 G" ^$ J4 h2 q. Q* L+ K2 g4 |" ]9 S
NAME: WELDING SPECIFICATION, RESISTANCE WELDS, SPOT WELDING AND
6 y" e; O- F* e8 ePROJECTION WELDING
$ }" X0 b1 W0 m, H5 Z9 \+ C RESISTANCE WELDS -SPOT WELDING 0 h- V+ n4 n' S) {
1. GENERAL 4 U6 J* U. \$ l" d! u1 b% P
HN 2278 is mainly derived from General Motors standards GM 4488-M and “GM , i* p6 _* B6 d7 f/ P
Common Welding Principles WS-1, Section A: Resistance Spot Welding”. 4 F4 S- o# P/ e @6 x
This standard defines the physical and structural characteristics of resistance spot welds
$ d! C' [2 F( X that will enable manufacturing to produce vehicle structures that will uniformly and
# m5 E4 F; N. t consistently achieve the minimum quality requirements for welds in all areas of the
1 w7 i& P% I+ _- [& w% M1 Z vehicle.
3 I1 H% g/ N" k% a1 S It is the intent of this specification to provide the technical details necessary to achieve a
B( t- U- Z0 m) t# v uniformly high level of weld quality throughout the vehicle structure and in this way ensure - ]6 N: F9 m" E7 Y" [) e
that the majority of welds exceed the strength and quality levels warranted by normal 0 m1 p0 L f, _6 _# a
service loading. However, in order to deal with the wide variations in severity of service
9 v3 B7 n; l0 q$ \" n, { loading of different components and assemblies, and compliance with Australian Design
/ u( }$ @0 l2 `. w Rule and other regional legislative (eg. FMVSS) requirements, the structural
- M7 D* t/ Y! D& ~% J1 H classifications outlined in Section 3 apply. |
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