規格(ge)型號： 例：4X10PWAHC(+) ①②③④⑤⑥⑦

①螺釘直徑

②螺釘長度

③螺釘頭型

B：球面圓柱頭;

C：圓柱頭;

F(K)：沉頭;

H：六角頭;

HW：六(liu)角頭帶墊圈(quan);

O：半沉頭;

P：平元頭;

R：半元頭;

PW：平元頭帶墊圈;

T：大扁頭;

V：蘑菇頭;

④螺(luo)釘(ding)(ding)(ding)牙(ya)型 A：自(zi)(zi)(zi)攻(gong)尖(jian)尾(wei)(日標(biao)第1種(zhong))疏AB：自(zi)(zi)(zi)攻(gong)尖(jian)尾(wei)(日標(biao)第4種(zhong))密(mi);B：自(zi)(zi)(zi)攻(gong)平尾(wei)(日標(biao)第2種(zhong))疏;C：自(zi)(zi)(zi)攻(gong)平尾(wei)(日標(biao)第3種(zhong))密(mi);P：雙絲牙(ya)HL：高低(di)牙(ya)U：菠蘿牙(ya)紋(wen);T：自(zi)(zi)(zi)攻(gong)平尾(wei)切腳(jiao)AT：自(zi)(zi)(zi)攻(gong)絲尖(jian)尾(wei)切腳(jiao)M：機(ji)械牙(ya);BTT：B型三(san)(san)(san)角(jiao)(jiao)牙(ya)CCT：C型三(san)(san)(san)角(jiao)(jiao)牙(ya)PTT：P型三(san)(san)(san)角(jiao)(jiao)牙(ya)STT：S型三(san)(san)(san)角(jiao)(jiao)牙(ya) ⑤熱處理(li)H：有熱處理(li)N：沒熱處理(li) ⑥表面處理(li) Zn：白鋅(xin)C：彩鋅(xin)B：藍鋅(xin)F：黑鋅(xin)O：氧(yang)化黑Ni：鎳Cu：青銅Br：紅銅P：磷化 ⑦備注 (+)：十字(zi)槽(cao)(-)：一字(zi)槽(cao)(T)：菊花槽(cao)(H)：內六角(jiao)(jiao)(PZ)：米字(zi)槽(cao) (+-)：+-槽(cao)(Y)：Y型槽(cao)(H)：H型槽(cao)(L)：止退花齒(chi)(WIS)：單(dan)活(huo)(huo)動(dong)彈(dan)墊圈(quan) (WIF)：單(dan)活(huo)(huo)動(dong)平墊圈(quan)(WIT)：單(dan)活(huo)(huo)動(dong)外齒(chi)墊圈(quan)(W2SF)：雙活(huo)(huo)動(dong)平彈(dan)墊圈(quan) (W=6mm)：墊圈(quan)外徑等于6mm(SUS)：不銹(xiu)鋼(Cu)：黃銅(Br)：紅銅(8.8)：8.8級(ji)(ji)(ji)螺(luo)釘(ding)(ding)(ding)(10.9)：10.9級(ji)(ji)(ji)螺(luo)釘(ding)(ding)(ding)(12.9)：12.9級(ji)(ji)(ji)螺(luo)釘(ding)(ding)(ding)(R)：其它(ta)注釋 ①公(gong)(gong)稱螺(luo)紋(wen)外徑(螺(luo)紋(wen)規格)：分公(gong)(gong)制和(he)英制兩種(zhong)。

公制螺紋(wen)→常用(yong)規格(ge)有2;2.3;2.5;2.6;2.9;3;3.1;3.5;4;4.2;4.5;4.8; 5;6;8;10;12;14;16;20。單位mm(毫米)。

英制(zhi)(zhi)螺紋(wen)(wen)(wen)→常(chang)用(yong)(yong)(yong)(yong)規格(ge)有2#;4#;6#;8#;10#;12#;1/4;7/32;5/16;3/8;1/2;9/16;3/4。單位(wei)(wei)in(英 寸(cun)(cun))。 ②牙(ya)(ya)(ya)數(shu)(shu)/牙(ya)(ya)(ya)距(ju)： 牙(ya)(ya)(ya)數(shu)(shu)定(ding)義(yi)(yi)→一英寸(cun)(cun)(25.4mm)長(chang)度中(zhong)所(suo)含牙(ya)(ya)(ya)紋(wen)(wen)(wen)的(de)(de)個數(shu)(shu)。 牙(ya)(ya)(ya)距(ju)定(ding)義(yi)(yi)→相(xiang)鄰兩螺紋(wen)(wen)(wen)間(jian)的(de)(de)距(ju)離值(zhi)。 牙(ya)(ya)(ya)數(shu)(shu)、牙(ya)(ya)(ya)距(ju)換算→牙(ya)(ya)(ya)距(ju)=1英寸(cun)(cun)/牙(ya)(ya)(ya)數(shu)(shu) ③公(gong)(gong)稱(cheng)長(chang)度：分(fen)公(gong)(gong)制(zhi)(zhi)和(he)英制(zhi)(zhi)兩種(zhong)。 公(gong)(gong)制(zhi)(zhi)公(gong)(gong)稱(cheng)長(chang)度→常(chang)用(yong)(yong)(yong)(yong)值(zhi)有5、6、6.5、7、8、9、9.5、10、11、12、13、14、15、16、18、19、20、 21、25、28、30、31、32、35、40、42、45、50、55、60、65、70、75、80、85、 90、95、100、110、120。單位(wei)(wei)mm(毫(hao)米(mi))。 英制(zhi)(zhi)公(gong)(gong)稱(cheng)長(chang)度→常(chang)用(yong)(yong)(yong)(yong)值(zhi)有1/4、5/16、3/8、7/16、1/2、5/8、3/4、1、2、3。單位(wei)(wei)：in(英寸(cun)(cun))。 ④頭型(xing)：用(yong)(yong)(yong)(yong)字(zi)母(mu)(mu)來表(biao)示(shi)頭型(xing)的(de)(de)種(zhong)類，可參看(kan)(kan)前(qian)文(wen)(wen)常(chang)用(yong)(yong)(yong)(yong)螺釘(ding)頭型(xing)分(fen)類。 ⑤牙(ya)(ya)(ya)型(xing)/尾(wei)型(xing)：用(yong)(yong)(yong)(yong)字(zi)母(mu)(mu)來表(biao)示(shi)牙(ya)(ya)(ya)型(xing)/尾(wei)型(xing)的(de)(de)種(zhong)類，可參看(kan)(kan)前(qian)文(wen)(wen)“常(chang)用(yong)(yong)(yong)(yong)螺釘(ding)牙(ya)(ya)(ya)型(xing)/尾(wei)型(xing)分(fen)類”。 ⑥槽(cao)(cao)(cao)(cao)(cao)型(xing)：參看(kan)(kan)前(qian)文(wen)(wen)“我司常(chang)用(yong)(yong)(yong)(yong)螺釘(ding)槽(cao)(cao)(cao)(cao)(cao)型(xing)分(fen)類”，十字(zi)槽(cao)(cao)(cao)(cao)(cao)或(huo)無槽(cao)(cao)(cao)(cao)(cao)(如沖六角頭螺釘(ding))此(ci)處(chu)無需標注(zhu)，其它槽(cao)(cao)(cao)(cao)(cao)型(xing) 需用(yong)(yong)(yong)(yong)文(wen)(wen)字(zi)說明。 ⑦特殊標注(zhu)：一般情況無需標注(zhu)，表(biao)達(da)其特征(zheng)時在此(ci)位(wei)(wei)置用(yong)(yong)(yong)(yong)文(wen)(wen)字(zi)進(jin)行(xing)描述(shu)。 舉(ju)例：螺釘(ding)規格(ge)名(ming)稱(cheng)描述(shu)為(wei)(wei)“4-0.7x70PM±牙(ya)(ya)(ya)長(chang)35”，其含義(yi)(yi)是“4”為(wei)(wei)螺釘(ding)螺紋(wen)(wen)(wen)公(gong)(gong)稱(cheng)直徑，“0.7”為(wei)(wei)牙(ya)(ya)(ya) 距(ju)，70”為(wei)(wei)螺釘(ding)公(gong)(gong)稱(cheng)長(chang)度值(zhi)，“P”表(biao)示(shi)其頭型(xing)為(wei)(wei)盤頭，“M”表(biao)示(shi)其牙(ya)(ya)(ya)型(xing)/尾(wei)型(xing)為(wei)(wei)機絲牙(ya)(ya)(ya)類，“±” 表(biao)示(shi)其槽(cao)(cao)(cao)(cao)(cao)型(xing)為(wei)(wei)“±槽(cao)(cao)(cao)(cao)(cao)”也可用(yong)(yong)(yong)(yong)“加減槽(cao)(cao)(cao)(cao)(cao)”表(biao)示(shi)。“牙(ya)(ya)(ya)長(chang)35”為(wei)(wei)特殊標注(zhu)，特別說明此(ci)螺釘(ding)牙(ya)(ya)(ya)紋(wen)(wen)(wen)長(chang)度值(zhi)。