20G?????ˉ???????????|?????ˉ??
???? Standard
?й??????? |
GB3087 ?? GB5310 |
??????е?????Э???? |
ASME SA-106 ?? ASME SA -192M ?? ASME SA -209M ?? ASME SA -210M ??ASME SA -213M ?? ASME SA -335M |
?1??????? |
DIN17175 |
????????? |
JIS G 3461 |
????? Uses
?????ˉ??????ú?????????????????????????????????
|
???????
?? GB5310 ???????????????????
??????? |
?????
mm |
??????? |
????? |
??? |
?????? |
?? D |
?? 159 |
?? 1.0% ????С???? 0.5mm ?? |
?? 0.75% ????С???? 0.3mm ?? |
?? 159 |
?? 1.0% |
?? 0.90% |
??? S |
?? 3.5 |
+ 15% ????С?? + 0.48mm
- 10% - 0.32mm ?? |
?? 10% ????С???? 0.2mm ?? |
3.5~20 |
+15% -10% |
??10% |
?? 20 |
D ?? 219 |
?? 10% |
??7.5% |
D ?? 219 |
+12.5% -10.0% |
??10% |
??ι? |
?? D |
?? 30 |
?? 0.20mm |
?? 0.15mm |
?? 30~50 |
?? 0.30mm |
?? 0.25mm |
?? 50 |
??0.8% |
??0.6% |
??? S |
2~3 |
+12% -10% |
??10% |
?? 3 |
??10% |
??7.5% |
?? GB3087 ???????????????????
??????? |
????? mm |
??????? |
????? |
??? |
?????? |
?? D |
?? 159 |
??1.0%( ??С?? 0.50mm ) |
??0.75%( ??С?? 0.40mm ) |
?? 159 |
??1.0% |
??0.90% |
??? s |
?? 20 |
+15.0%( ??С + 0.45mm ) ?? 12.5% ?? 0.35mm ) |
??10%( ??С?? 0.30mm ) |
?? 20 |
??12.5% |
??10% |
??ι? |
?? D |
10 ~ 30 |
?? 0.40mm |
?? 0.20mm |
?? 30 ~ 50 |
?? 0.45mm |
?? 0.25mm |
?? 50 |
+1.0% |
??0.75% |
??? s |
1.5 ~ 3.0 |
+15% ?? 10% |
??10% |
?? 3.0 |
+12.5% ?? 10% |
??10% |
?????????????????????????
??? |
??? |
??Χ |
??????? |
?? |
DIN17175 |
??? |
D ?? 100mm |
?? 0.75%( ??С??? 0.5mm ) |
D ?? 100~ 320mm |
?? 0.9% |
???? D ?? 120mm |
?? 0.6%( ??С??? 0.25mm ) |
ASME SA -192M ?? ASME SA -209M ?? ASME SA -210M ?? ASME SA -213M ??
ASME SA -335M ?? JIS G 3461 |
??? |
D ?? 100mm |
+0.4~ -0.8mm |
D ?? 100~ ?? 160mm |
+0.4~ -1.2mm |
D ?? 160~ ?? 200mm |
+0.4~ -1.8mm |
D ?? 200 mm |
+0.4~ -2.4mm |
??? |
D ?? 25mm |
?? 0.10 mm |
D ?? 25~ ?? 40mm |
?? 0.15 mm |
D ?? 40~ ?? 50mm |
?? 0.20 mm |
D ?? 50~ ?? 60mm |
?? 0.25 mm |
D ?? 60 ~ ?? 80mm |
?? 0.30 mm |
ASME SA-106 |
D 10.3~ 48.3mm |
?? 0.40 mm |
D ?? 48.3~ 114.3mm |
?? 0.79 mm |
D ?? 114.3~ 219.1mm |
+1.59~ -0.79mm |
D ?? 219.1~ 457mm |
+2.38~ -0.79mm |
??? |
DIN17175 |
D ?? 130mm |
S ?? 2Sn |
+15%~-10% |
S ?? 2Sn~4Sn |
+12.5%~-10% |
S ?? 4Sn |
?? 9% |
130 ?? D ?? 320mm |
S ?? 0.05D |
+17.5%~-12.5% |
0.05D ?? S ?? 0.11D |
?? 12.5% |
S ?? 0.11D |
?? 10% |
ASME SA -192M ?? ASME SA -209M ?? ASME SA -210M ?? ASME SA -213M ??
ASME SA -335M ?? JIS G 3461 |
??? |
S ?? 2~ ?? 2.4mm ???? D ?? 100 |
+40~0% |
S ?? 2.4~ ?? 3.8mm |
+35~0% |
S ?? 3.8~ ?? 4.6mm |
+33~0% |
S ?? 4.6mm |
+28~0% |
??? |
D ?? 40 |
S ?? 2mm |
+0.4~ 0mm |
S ?? 2mm |
+20~0% |
D ?? 40 |
+22~0% |
ASME SA-106 |
|
-12.5% | |
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