螺纹大径:Major Diam
. D9 |/ \4 L$ _0 Y/ M) o0 v# h; L3 @螺纹 中径:Pitch diam
5 ` r: R# r* X/ k5 g螺纹 底径:Minor diam: {- P2 O$ P/ w
通止规:Go/No go gage
. G& M* B1 l! \0 @" _8 |0 J机械性能:mechanical and physical properties( z1 Q/ M4 }! v
unified thread 统一英制螺纹. S4 U. b6 e1 k5 @! q6 y9 ~
Lustrate hydrogen after galvanizing to avoid hydrogen embrittlement 镀后去氢,防止氢脆
+ x$ G1 A1 k, s" Q1 z) K* XCase carburization 表面渗碳9 C* S. z; q( L: g
With across flats 对边" M/ Q& \3 x( q, x7 k: \( P. W$ n, U) h
With across corners 对角
; ~0 ~8 U8 y" F% [' R" T' hRadius of fillet:头下圆角6 v( t- u: l0 t) F* X/ G
Transition thread length 过度螺纹5 t6 S& ]9 r( h2 J) \
Wrenching height 扳拧高度
) L0 o1 T- r1 ORockwell 铬氏硬度5 Z) K" E6 h H; y& b: O1 H
Vickers 维氏硬度
* X( g b1 ~" _$ dBrinell 布氏硬度) W3 J* |. Q" U* j0 s* A
Metallography microscope 金相显微镜9 ]! r! M- _# ?6 U
Salt spray device 盐雾试验箱1 b* L8 @% n8 p9 \
Tensile testing machine 拉力试验机
) `! r9 Y0 \: p1 V% ^" U, x; c- hCold forming 冷打; X2 G1 ]% t' a% y0 V) ]
Hot forging 红镦
8 {0 o1 f l7 B! |- UP C 8 = property class 8 机械性能8级
0 q) ?! R% J" i2 X6 a! N$ k# F2 S0 P# I: D
原材料:Raw material
4 `+ Z/ o1 ?3 d" J% A0 I3 v* r5 J球化退火:Annealing
& U9 w% d4 j: ]8 C- x; C5 N冷拔:Drawing. |7 j8 q0 n/ r* b( W
冷镦:Forming
d: j! G u7 c, E+ i6 r. J' w机加工:Machining( u/ Y; x" g3 l: Z7 d2 g- a
螺纹成型:Roll Threading
6 l) `$ a; t, Q8 J( A% b热处理:heat-treatment
- x" w6 [% d9 L表面处理:finish
+ q0 F0 @1 M) U* {6 ?& `- i去氢:Lustrating hydrogen o% |+ e2 i+ A c! A( l& E
检验:Inspection0 w4 a* e7 c% ~! A3 [8 q
包装:Packing& p0 P2 [. k! \3 \: G s) e
入库:Stocking
( _, N/ @0 c3 a车床:lathe
% a; W9 G4 ]$ \( N( Z, Q. B磨制:grinding9 a" D6 |6 M1 ~; P4 r7 a1 ?! P
红打:hot forging
8 N5 A6 x% i0 @7 Y5 Y% x, }, o8 L冲压:punching- Y3 ?1 p9 \' b7 i, G
Diameter 直径
1 d7 ^$ {4 {& p' @% _Length 长度1 {7 u# A4 s- T7 n* B) _% r
1 标准
5 _9 R* ^! K+ { jGB (国标)ISO(国际标准)
) F. W: w, q0 l9 j: mDIN (德制)$ S) E, U2 k: b# [2 F! |/ H% C
JIS (日标)) U: O' ?+ X! _5 y S: A; _
ANSI /ASME (美标)
. Z# n4 s4 L+ M: FBA (英制)
: w% X R; V- ?, o# P' x6 p: h0 v2 Q/ k3 \3 q
2 螺纹! e$ @- M/ Q7 j
M. MF (公制牙)8 j/ [5 R+ e) j' \
UNC.UNF (美制牙)
2 I x% g. b1 Y" C- S. G4 h+ iBSW.BSF (英制牙)+ A# ?% a* {( \& @
3 海关编码
" N; g0 J1 G+ C% y73181500 螺栓; }: H% I% o1 Y# T- B6 d
73181600 螺帽) C. _; A& T3 D- R, D( m
73182100 垫圈
% ~1 E, v# s5 T; b
4 ]% D% x+ v) TBO=black oxide 氧化发黑
n b- t ? A3 Z& EIHH=ind hex head 锯 六角头+ I- h' R# Y( X5 \7 w6 f
PH=phillips 十字槽
! h2 Y z+ C) xsw/fw=split washer/flatwasher 弹垫 平垫) j4 ~0 @: F5 O! M8 a
kep nut 锁紧螺母3 p' ^0 d. K/ U5 ]; g( P
cementation 渗碳+ T1 [5 {: h0 j! V4 `/ W1 S5 B
acorn nut 盖形螺母' G! _ d2 W1 u2 \8 K
7 C7 v- P9 ^* Y
螺丝头型
- x2 v1 |, V; v9 C3 G& ^Pan 圆头(盘头)
! Y& [2 ^, Y" e1 j- G2 n$ e* qOval 半沉头2 I" Y3 o1 q P# j6 Z5 J% @
H.W.H.. 六角小法兰 O i. V$ u/ D/ B5 P# v2 O
H.W.F. 六角大法兰$ q# y0 H' x4 o' F& b
CSK 沙拉头(沉头)
9 ^9 B. q- e2 G" {Large wafer 大扁平头5 t( H# @+ J. T0 O( Y7 V
Bugle 喇叭头
' [, l1 T# w q/ G7 [) Y+ fTruss 盘头带垫
. w6 h; R" {+ v P; lPozi 米制槽
# D+ z) L3 H9 `7 z) FPhill 十字槽
, u2 N6 \; L& BSerra-tion 垫下带花; k% ~" s$ D2 A2 ?5 Q
Flower Head 开花头
# l* w7 ^# |' _6-bobes recess 内梅花2 @, S* {# j7 J9 R
Piston bolt 活塞螺钉
/ o, O3 a" P% o) t1 q3 @% F8 OWinding bolt 线圈螺钉/ L8 B( z e' l4 r
Hexagon head bolts-full thread 六角头螺栓 全螺纹
, H+ h E. m6 n. {2 N+ `Carriage bolt 马车螺栓: b' ^# h* N% {. r
Square head bolt-product grade C 方头螺栓 C级$ P! p6 e3 L; S; ^8 W- B8 L
Flat counter sunk square neck bolts 沉头方颈螺栓; S/ S* Q! X" s/ s6 Y
Flat counter sunk nib bolts 沉头带榫螺栓
D# h( B# u X" ACup head square neck bolts 半圆头方螺栓
* k$ ^- \& n. }* S7 |Cup head nib bolts 半圆头带榫螺栓/ e# V' U5 f3 p- j$ A! g
Cup head square neck bolts with large head –product grade C大半圆头方颈螺栓 C级
- u6 |; Z' p' W& Q
3 [0 m& I( p' I }1 L& G5 oHexagon head bolts-product grade C六角头螺栓 C级
$ @% _$ b5 m3 ?) s; x+ `# NHexagon head bolts-full thread –product grade C 六角头螺栓 全螺纹 C级8 i2 _! v @0 I( Y
Hexagon head bolts 六角头螺栓
* [% I; r. C- ^& v: e" l- n) L* ~1 rHexagon head bolts –full thread 六角头螺栓 全螺纹8 S) F, K. t( F
Hexagon head bolts-reduced shank-product grade B六角头螺栓 细杆菌B级; Y* V5 P* G; _& r
Hexagon head bolts with fine pitch thread 六角头螺栓 细牙
- Q4 G w2 S5 x$ }, g2 EHexagon head bolts with fine pitch thread full thread六角头螺栓 细牙 全螺纹$ [! I, N# o$ c3 r
Hexagon flange bolts –heavy series-product grade B 六角法兰面螺栓 加大系列车员 B级1 F1 N& p& o" U; F1 [
Cross recessed pan head tapping screws 十字槽盘头自攻螺钉 O2 F" K5 N, ] O! g7 F0 S
Hexagon flange drilling screw with tapping screw thread 六角法兰面自钻自攻螺钉 |