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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：& r, A& y/ a: y% m2 F
第一个文件 ：
$ C8 q, f' P9 i+ `# Y# `NAME: WELDING SPECIFICATION, FUSION WELDING
& f4 c" b5 }- V+ ~+ P- J1. GENERAL
) j5 ~* W$ b, t q The purpose of this specification is to define the physical and structural characteristics for
. ]2 m* B/ x/ u9 l1 C fusion welding. The following welding methods may be used to produce fusion welds to ~; Y5 B W5 `7 f
this specification: " [4 j6 M% `3 r. U6 X7 l$ K
· Manual metal arc · Plasma arc . P, p9 S0 R+ s1 i# |& a
· Submerged arc Gas · Tungsten arc (TIG) * v, v+ Z! `1 ]" X. o
· Gas metal arc (MIG, MAG) · Oxy-Fuel gas
6 z( B( v# [9 i% U% V" i5 M$ Y · Arc Plug Welding
" F2 g) O3 |1 ]' l/ {. g8 q第2 个文件( b4 ~7 s" U" t- M" X* c5 L( M. _6 J
( Z# X6 M# r9 qNAME: WELDING SPECIFICATION, RESISTANCE WELDS, SPOT WELDING AND
; \& K$ M7 s* y S/ i# zPROJECTION WELDING
: A( k7 H; y9 i+ ] RESISTANCE WELDS -SPOT WELDING . X. Q; N- v/ {5 C( s ~* F
1. GENERAL - w% Y; n6 [7 L2 y% v& F
HN 2278 is mainly derived from General Motors standards GM 4488-M and “GM & }9 z7 ]5 u( N2 }1 E
Common Welding Principles WS-1, Section A: Resistance Spot Welding”. . T0 p& U, ^# F. V% Q; `( b
This standard defines the physical and structural characteristics of resistance spot welds
; }: a0 z: R7 D/ {# e. C; z that will enable manufacturing to produce vehicle structures that will uniformly and ( B% [( [6 g) Z* U$ n3 q
consistently achieve the minimum quality requirements for welds in all areas of the / S# U! ^/ k6 B% f: }
vehicle.
% p% d) w3 _2 ^9 m It is the intent of this specification to provide the technical details necessary to achieve a # s; j B* B0 k& u9 q( l5 j1 H
uniformly high level of weld quality throughout the vehicle structure and in this way ensure
- ~, s" U# y+ v1 Z' H7 h! M8 L that the majority of welds exceed the strength and quality levels warranted by normal ; N6 s0 G, P* d% z# D
service loading. However, in order to deal with the wide variations in severity of service
' Q5 n9 S* Y" M, W5 ~ loading of different components and assemblies, and compliance with Australian Design
( d; t# x2 ]6 p Rule and other regional legislative (eg. FMVSS) requirements, the structural 0 V1 i1 q) v, Z- F: R
classifications outlined in Section 3 apply. |
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