≤PN40PN63PN100≤30063.03.03.03.083.03.23.33.0103.03.43.63.0153.33.64.13.3203.63.94.33.6253.84.25.13.8323.84.75.43.8404.15.05.64.1504.65.66.14.6655.66.47.65.6钢号标准号钢号Q345RGB 71320GB/T71120C-SiA105C-SiA1052 1/2Ni3 1/2NiC-Mn-SiQ345RGB 71316Mn16MnDRGB 353116MnDC-Si1.4Mn-Ni09MnNiDRGB 353109MnNiD1/4Cr-1/2MoF2Ni-1/2Cr-1/2Mo3/4Ni-Mo-3/4Cr14CrlMoRGB 71314CrlMoFll12Cr2MolR GB 71312Cr2MolF22lCr5MoF5aF91.159Cr-lMo-VF9115CrMoRGB 71315CrMoF125Cr-1/2M0F51.189Cr-2W-VF9206Cr19Ni10GB 2451106Crl9Ni10304、304HASTM A210 F304、F304H06Crl7Nil2Mo2GB 2451106Grl7Nil2Mo2公称 尺寸DN表5承公称压力PN系列表1A Class系列钢制阀1.71.91.10C-1/2M01 1/4Cr-1/2Mo2 1/4Cr-1Mo1.01.1C-Mn-Si1.21.3C-Si材料组号材料类别板材锻件16Cr-12Ni-2Mo5Cr-1/2M09Cr-1Mo1C-1/2M018Cr-8Ni1.131.141.172.1316、316HASTM A240F316、F316H06Cr19Ni13Mo3GB 2451106Cr19Nil3Mo3317HASTM A240F317、F317H18Cr-8Ni19Cr-10Ni-3Mo22Crl9Ni10GB 24511022Crl9Nil0304LASTM A240F304L022Crl7Nil2Mo2GB 24511022Crl7Nil2Mo2316LASTM A240F316L022Crl9Nil3Mo2GB 24511022Crl9Nil3Mo3317LASTM A240F317L06Crl8NillTiGB 2451106Crl8NillTi321、321HASTM A240F321、F321H06Crl8NillNbGB/T 423706Crl8NillNb347.347HASTM A240F347、F347H06Cr23Nil3GB/T 4237—309HASTM A240—06Cr25Ni20GB 2451106Cr25Ni20310HASTM A240F310H20Cr-18Ni-6MoS31254ASTM A240F44022Cr23Ni5Mo3NGB 24511022Cr23Ni5Mo3NS31803ASTM A240F5124Cr-10Ni-4Mo-V——25Cr-7Ni-4Mo-N 022Cr25Ni7Mo 4WCuNGB/T 4237F53——03Cr25Ni6Mo3Cu2NS32760ASTM A240F5523Cr-12Ni309SASTM A240—25Cr—20Ni310S—25Cr-12Ni—————————————2.1225Cr—20Ni———67Ni-30CuNCu30JB4741NCu3067Ni-30Cu-S———3.1246Fe-24Ni- 21Cr-6Mo-Cu-N———Ni-Mo———Ni-Mo-Cr———3.1729Ni—20 1/2Cr- 3 1/2Cu-2 1/2Mo———钢号标准号钢号标准号70ASTM A515LF2ASTM A35070ASTM A516————LF3ASTM A350————————————16Cr-12Ni-2Mo18Cr-13Ni-3Mo18Cr-8Ni2.32.42.22.52.62.72.816Cr-12Ni-2Mo18Cr-13Ni-3Mo18Cr-10Ni-Ti18Cr-10Ni-Cb23Cr-12Ni25Cr—20Ni22Cr-5Ni-3Mo-N25Cr-7.5Ni-3.5 Mo-N-Cu-W1C1板材锻件18Cr-10Ni-Cb材料组号表1B P...
