H42W-16P-DN15/DN20/DN25/DN32/DN40/DN50/DN65/DN80/DN100/DN125/DN150/DN200/DN250/DN300/DN350/DN400 6%:hy2? H42H-16C-DN15/DN20/DN25/DN32/DN40/DN50/DN65/DN80/DN100/DN125/DN150/DN200/DN250/DN300/DN350/DN400 k'A&