hinge 问题---求教

icetale

AISI 304 Grade 4 BB HINGES SATIN FINISH
2 G/ n% x- R4 X) A0 Q$ E
4" x 3 " x 3.00 mm
7 c4 Q$ y, Y% P# U' O+ A, ?5" x 3 " x 3.00 mm
& g: F/ V( C' J8 R% ^2 j6 ]+ b6" x 3 " x 3.00 mm
! r) P" j# t' ^- i9 d% c* C" n
AISI 304 Grade 2 BB HINGES SATIN FINISH

3" x 2.25" x 2.50 mm
4" x 3 " x 2.50 mm
5" x 3" x 2.50 mm
8 j4 T; w) W3 M7 N+ y% r4" x 3" x 3.00 mm
5" x 3" x 3.00 mm
9 M' N6 Q+ O' n7 z+ ]
% ]2 {$ n  _, |1 E& Q- _% jAISI 304 Grade BUTT HINGES SATIN FINISH
9 C# a. d9 y4 D( i  t
/ d# |. l: l) R* S3" x 1" x 2.50 mm
4" x 1 " x 2.50 mm
: E! X* k7 }: ^& o5 K5" x 1" x 2.50 mm
8 c0 l' B, I. m- D6" x 1" x 2.50 mm
( {" ~% y9 P3 I
8 M, d8 g& k+ d& }5 CAISI 202 Grade BUTT HINGES SATIN FINISH
7 R% E& ]# a1 O# V; R
3" x 1" x 1.80 mm
8 b+ H" @/ I; M  c" M4" x 1 " x 1.80 mm
5" x 1" x 1.80 mm


这四种怎么区分的？  有什么不同？  有图最好。谢谢大家帮忙啦！

kongping

到卖合页的网页上一看就知道了。