焊接颈法兰(WN)尺寸: - 1/2“-64”(DN12-DN1600)压力: - 150#,300#,400#,600#,900#,1500#; PN10,PN16,PN25,PN40;JIS 5K,JIS 10K;标准: - ANSI B16.5,ANSI B16.47A / B,EN1092,DIN BS 3293,BS 4504,JIS,HG20592-2005,GB9112等级: - TP304L,TP316L,TP310S,TP321,TP904L; Deplex S31803 / F51,S327