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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：; p: m! c0 }# w( f
第一个文件 ：& `8 G G) u# `- C9 N
NAME: WELDING SPECIFICATION, FUSION WELDING ' J4 i( A/ s5 \" P; S' V* J
1. GENERAL $ n/ U M- H$ C
The purpose of this specification is to define the physical and structural characteristics for . P% K9 O. H( s' R5 a7 K
fusion welding. The following welding methods may be used to produce fusion welds to 9 b7 l# m; f* J6 s
this specification:
8 n/ e# r- g* L$ ^, C · Manual metal arc · Plasma arc / O8 J. W4 Y, h
· Submerged arc Gas · Tungsten arc (TIG) 1 f/ h g( x2 x6 d
· Gas metal arc (MIG, MAG) · Oxy-Fuel gas 4 Q7 W* [) w1 d
· Arc Plug Welding
& G6 U* _$ b% Z+ c$ G! C第2 个文件6 n0 f- G# I& [
% L* b8 n4 n1 o1 k
NAME: WELDING SPECIFICATION, RESISTANCE WELDS, SPOT WELDING AND % N }1 @" e" J' S9 e, @' K( ^
PROJECTION WELDING
' I, ?- E1 E, S" A, s: L RESISTANCE WELDS -SPOT WELDING
# w* O8 s: ?: V9 O+ z7 P/ Q- J1. GENERAL 8 K0 C6 Y4 j Z$ L
HN 2278 is mainly derived from General Motors standards GM 4488-M and “GM ( v7 y# g1 h+ Y& _: O1 W
Common Welding Principles WS-1, Section A: Resistance Spot Welding”.
5 z2 \. t! o; }8 a! i9 i This standard defines the physical and structural characteristics of resistance spot welds 3 ~6 I0 O, @. h& g7 w! W/ S
that will enable manufacturing to produce vehicle structures that will uniformly and 3 U1 A) ]" C+ B0 s" Q! M
consistently achieve the minimum quality requirements for welds in all areas of the
0 A) M N% n, E" Q vehicle.
1 z/ A& D2 C z( ^+ A It is the intent of this specification to provide the technical details necessary to achieve a
/ a& l+ L$ ?" L uniformly high level of weld quality throughout the vehicle structure and in this way ensure 1 S% a+ r- e- M$ f0 D+ i O
that the majority of welds exceed the strength and quality levels warranted by normal ( I6 h8 N* f( p& O$ W! t& O5 ~
service loading. However, in order to deal with the wide variations in severity of service
) P8 s# w! n; |5 ?: G loading of different components and assemblies, and compliance with Australian Design
! O5 f) n6 P' c. d! {+ f Rule and other regional legislative (eg. FMVSS) requirements, the structural
' o! A4 o$ l: i4 {, N7 A w8 C classifications outlined in Section 3 apply. |
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