??????????20G^_^?????????ˉ??20G^_^???????ˉ??????
??????????20G
20G??ˉ?????20G?????ˉ?????????????????
????(1)??????????????20G??20MnG??25MnG??
????(2)????????15MoG??20MoG??12CrMoG??15CrMoG??12Cr2MoG??12CrMoVG??12Cr3MoVSiTiB???
????(3)????????????1Cr18Ni9??1Cr18Ni11Nb??ˉ??????????????е?????????????????飬??????????????顣??????????????????
????????????????????????????????????????????
?????????????????????????????C?????????????????????????????????????????????????
?????????--????????С??0.25%????10??20????
?????????--??????????0.25??0.60%?????35??45????
?????????--???????????0.60%?????????????????????
????????????????????????????????????
???????????????????????????????????????????????????????????????????????????????е??????????????????????????????ù??????????????????????????????????????á?
?????????ˉ????????GB5310-1995???????????????????????????????ˉ?????????????????????????????????????
????????????????GB5310-95???????ˉ?????????????????22??530mm?????20??70mm????????(????)????10??108mm?????2.0??13.0mm?????
?????????ˉ??:
????20G??ˉ???韁???????
????
| ????? |
?????????????? |
| D1 |
??1.5%????С??0.75 mm |
| D2 |
??1.0%????С??0.50 mm |
| D3 |
??0.75%????С??0.30 mm |
| D4 |
??0.50%????С??0.10 mm |
???????ˉ??????
??????????????????????
???????????:
??????綽??18921511196??????????????綽??0510-88268136??
??????綽??13812042226??????????????綽??0510-88267553??
????????????:
??????綽??13382886444??????????????綽??0510-88264321??
??????綽??18014258567??????????????綽??0510-88268567??
????????????:
??????綽??13646176766??????????????綽??0510-88269158??
?????????????????????????????????????????????????????????????????????????????????????????С???????????????????????????????????????????????????????????,??????????????20#??45#??16MN??Q345??A/B/C/D/E????27SIMN??15CrMO??12Cr1MOV??10CrMO910??304??304L??316??316L??321??P11??P22??P91??T91.??й???GB8162-99?????GB8163-99????????????ù?????????GB3087-99??GB5310-85????????ˉ?ù??GB5312-8???ù??...
???????????0510-88264321??88223334 ???棺0510-88223334 ?????18921237777
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