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21412525316 |
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450*30 |
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???????0510-88268136 |
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| D1 |
??1.5%????С??0.75mm |
| D2 |
??1.0%????С??0.50mm |
| D3 |
??0.75%????С??0.30mm |
| D4 |
??0.50%????С??0.10mm |
| ??????????????? |
| ????? |
?????????% |
| ND1 |
+1.25 -1.50 |
| ND2 |
??1.25 |
| ND3 |
+1.25 -1.0 |
| ND4 |
??0.8 | ???????????:????????????????????????????????????????????????????н??衣???????????????????????????????????ú??????????????????????????????????????????????????·?????????ù???
?????????????????????????????????????????????????????????????????????????????????????????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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?????????-20#???????е???-GB/T8162??????е????
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?????????-??????240*45???-?????????????0510-88268136
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| ???????3331 ??????2012/2/14 ?????????? ??????? |
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