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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：
9 h1 v9 O9 Y' P$ Y0 Y第一个文件 ： V) U5 \$ f9 b% H+ V, P
NAME: WELDING SPECIFICATION, FUSION WELDING
" B+ I" X/ i* H% y1. GENERAL % G; N! w5 E6 e; R B1 m
The purpose of this specification is to define the physical and structural characteristics for
6 L. i2 t) [. w' M2 ^, E4 t% L fusion welding. The following welding methods may be used to produce fusion welds to
- |5 F, b1 D2 Z0 H% u$ D; m this specification:
+ O, ^9 O- Z- Z+ Z9 C0 F1 k0 s · Manual metal arc · Plasma arc
' J; H$ L/ e, i* W · Submerged arc Gas · Tungsten arc (TIG)
# y6 B Z0 b) r7 r* `2 w · Gas metal arc (MIG, MAG) · Oxy-Fuel gas
; D' a' f2 X/ n4 k% ~9 Y' L4 }& f · Arc Plug Welding . {* _7 M0 h% e: Z: t1 l" D
第2 个文件
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1 D1 w# S0 @& R% e, m4 a6 u- WNAME: WELDING SPECIFICATION, RESISTANCE WELDS, SPOT WELDING AND
4 o$ {) K, L$ L+ G! A* [PROJECTION WELDING 3 g6 @6 {; _' }, e2 @2 t6 O4 N
RESISTANCE WELDS -SPOT WELDING 1 `- y4 p4 ^7 J2 Q& v) P3 I
1. GENERAL / w4 w5 q$ E, [2 N8 s
HN 2278 is mainly derived from General Motors standards GM 4488-M and “GM
3 u! Q2 |9 g0 r0 z% y/ M6 }+ w Common Welding Principles WS-1, Section A: Resistance Spot Welding”. ) j2 Q, S: E; a/ a/ j. f8 G6 I( q- m" J
This standard defines the physical and structural characteristics of resistance spot welds 4 Q# f7 p: u6 G2 H5 b
that will enable manufacturing to produce vehicle structures that will uniformly and
/ U X$ ^" P. u consistently achieve the minimum quality requirements for welds in all areas of the ; J* ~/ b% l/ D. j: |1 M
vehicle. / I# e6 e+ Z0 ]+ ^! K. O! w3 f- L4 O
It is the intent of this specification to provide the technical details necessary to achieve a
& @4 k$ w6 P$ u/ t b2 o* r' q uniformly high level of weld quality throughout the vehicle structure and in this way ensure ( \) x0 m- w* T; G: X
that the majority of welds exceed the strength and quality levels warranted by normal
* W) N& G! ]% Z6 [ service loading. However, in order to deal with the wide variations in severity of service ( C7 g1 s& s2 ?( w2 B% X
loading of different components and assemblies, and compliance with Australian Design
! ~$ E+ M2 K! _2 @" s% |* O1 \' i Rule and other regional legislative (eg. FMVSS) requirements, the structural 7 ^7 s, M! H# k" O
classifications outlined in Section 3 apply. |
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