1、247541256875-20 TO 10020028526023074067565514801350131522202025197037053280617054702907503750625040050017014063555012701200109519001795164031702995273552804990456027571514252140356559406507001251109553550510751065101016101600151026852665252044754440420027026524069563014001390126021002080189034953470
2、3150582557805250800804101235206034305151030154525704285注意：在长时间处于温度超过426oC的环境中，碳钢的碳化物相可能转化为石墨。允许，但是建议不要长时间在温度超过426oC的环境中使用。NOTE: Upon prolonged exposure to temperatures above 800oF, the carbide phase of carbon steel may be converted to graphite. Permissible, but not recommended for prolonged usage ab
3、ove 800oF.ASTM A216等级WCCASTM A216 GR. WCC4500730100097014552185364060701125010925705665605940885805141013301210211519951815353033253025588055405040105859965907059057078575567011751135176517052940284049054730882585157560195710950840685213535605930106709450771585065503520105355703452053101551340860223
4、0143043040102750770130253352154458510056453851670107032027851785501532151930965ASTM A352等级LCBASTM A352 GR. LCB1050522587007751550230038256375250640127520851915319057855315620585116518501745308529105145485052510451570261543556801360204034005670不能用于温度超过343oC.Note: Not to be used over 650oF.ASTM A217等级
5、WC6ASTM A217 GR. WC67201445216536106015138534655775530159526604430280735146514602200366536456110510485101597515252540243522454230406037452251440135521602030176036003385293560005645489520（1）14595510802655180018079554036011958103320110019048045120（1） 仅适用于焊接端口阀门。法兰端口额定温度为537oC. 不能用于温度超过593oC的环境中。 （1） F
6、or weld end valves only. Flanged end ratings terminate at 1000oF. Must not be used over 1100oF.ASTM A217等级WC9ASTM A217 GR. WC9148561807251450217536206035690138021452070358035553450596557502451345128520203365300056055355500037517552035011307801885130587531452170470220945435141523551630393027151820330915551351145ASTM A217等级C5ASTM A217 GR. C57451490223521503725620521203535589510551585264044002556601395137013202095205519803300582057155500370111024154030
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