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这些头型除了从形状和安装空间上有区别外,具体选用时有什么讲究?
# C' O4 a- k3 O头型
! p3 G6 c6 p$ z3 O8 `+ z" P1.六角头(hexagon head); D' L- B1 g% y# |3 Y. `" |1 S
2.六角头法兰面(hexagon head with flange)
+ a5 O( w+ |6 K8 G# ]6 A7 H- z3.方头(square head)/ U/ C7 S: o$ j+ p
4T形头T head (hammer head
8 r0 |: d9 K0 z- X5.扁圆头mushroom head(truss head)$ X+ F6 R' ]. v2 n' L
6.圆柱头(cheese head)% C- z( D: E. k! \5 l
7.圆头(round head)
% [ f, ~8 E( d8 ?( y8.盘头(pan head), W; T8 {/ S1 H0 S( ` T
9.沉头 countersunk head (flat head)
% i, f/ q# }: v$ j: c# M. v5 M10.半沉头 raised countersunk head (oval+ _& k/ V$ ?) T+ I! U5 q+ O
槽型 :
7 }* b5 s6 C5 b5 ~7 [) q- Q* e4 j1.一字: R! V2 T3 D, ?& b
2.内三角
( r, M2 l4 o; r8 q3.内角四方$ @" G- }$ ?: V7 {
4.十字
' q0 [" A0 R2 ?( l2 [) ~5 L) S5.米字
6 \+ R; e; v! Z6.花形, B! z% o' w0 H$ B/ G9 i) j1 k
7.梅花形 p7 U# ]* i3 y4 O& Q
8.花形一字 ~# t% @, e& K$ L0 e
9.特形
2 G5 I, L! S; ~10.内六角
; L2 g0 g/ u+ B4 N/ D W+ \
5 Q* [* t" e9 K3 U" S |
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