Nominal diameter of butterfly valve | Standard value of butterfly valve | Reference value of butterfly valve |
DN (mm) | NPS (inch) | L | D | D1 | D2 | f | b | Z-φd | D0 | H | W(kg) |
ANSI 125Lb 150Lb |
fifty | two | forty-three | one hundred and fifty-two | one hundred and twenty point five | ninety-two | two | sixteen | 4-φ19 | two hundred | one hundred and fifty | five |
sixty-five | 21/2 | forty-six | one hundred and seventy-eight | one hundred and thirty-nine point five | one hundred and five | two | eighteen | 4-φ19 | two hundred and fifty | one hundred and sixty | seven |
eighty | three | forty-six | one hundred and ninety | one hundred and fifty-two point five | one hundred and twenty-seven | two | nineteen | 4-φ19 | two hundred and fifty | one hundred and seventy | ten |
one hundred | four | fifty-two | two hundred and twenty-nine | one hundred and ninety point five | one hundred and fifty-seven | two | twenty-four | 8-φ19 | three hundred | one hundred and eighty-five | fourteen |
one hundred and twenty-five | five | fifty-six | two hundred and fifty-four | two hundred and sixteen | one hundred and eighty-six | two | twenty-four | 8-22 | three hundred | two hundred and ten | twenty-two |
one hundred and fifty | six | fifty-six | two hundred and seventy-nine | two hundred and forty-one point five | two hundred and sixteen | two | twenty-six | 8-φ22 | two hundred | two hundred and thirty | thirty-two |
two hundred | eight | sixty-four | three hundred and forty-three | two hundred and ninety-eight point five | two hundred and seventy | two | twenty-nine | 8-φ22 | two hundred and forty | two hundred and eighty-five | sixty-six |
two hundred and fifty | ten | seventy-one | four hundred and six | three hundred and sixty-two | three hundred and twenty-four | two | thirty-one | 12-φ25 | two hundred and forty | three hundred and twenty-five | eighty |
three hundred | twelve | eighty-one | four hundred and eighty-three | four hundred and thirty-two | three hundred and eighty-one | two | thirty-two | 12-φ25 | two hundred and eighty | three hundred and sixty | ninety-four |
three hundred and fifty | fourteen | ninety-two | five hundred and thirty-three | four hundred and seventy-six | four hundred and thirteen | two | thirty-five | 12-φ29 | two hundred and eighty | four hundred and thirty | one hundred and twenty-five |
four hundred | sixteen | one hundred and two | five hundred and ninety-seven | five hundred and forty | four hundred and seventy | two | thirty-seven | 16-φ29 | three hundred and twenty | four hundred and seventy-five | one hundred and fifty |
four hundred and fifty | eighteen | one hundred and fourteen | six hundred and thirty-five | five hundred and seventy-eight | five hundred and thirty-three | two | forty | 16-φ32 | three hundred and twenty | five hundred and twenty-five | one hundred and seventy-two |
five hundred | twenty | one hundred and twenty-seven | six hundred and ninety-nine | six hundred and thirty-five | five hundred and eighty-four | two | forty-three | 20-φ23 | three hundred and sixty | five hundred and sixty-five | two hundred and twenty-five |
six hundred | twenty-four | one hundred and fifty-four | eight hundred and thirteen | seven hundred and forty-nine point five | six hundred and ninety-two | two | forty-eight | 20-φ25 | three hundred and sixty | six hundred and thirty | two hundred and ninety |
seven hundred and fifty | thirty | one hundred and sixty-five | eight hundred and eighty-seven | eight hundred and forty-six | eight hundred and thirteen | two | forty-five | 44-φ23 | four hundred | six hundred and seventy-five | three hundred and thirty |
nine hundred | thirty-six | two hundred | one thousand and fifty-seven | one thousand and nine point seven | nine hundred and seventy-two | two | fifty-three | 44-φ26 | four hundred | eight hundred and five | four hundred and five |
one thousand and fifty | forty-two | two hundred and fifty-one | one thousand two hundred and twenty-six | one thousand one hundred and seventy-one point four | one thousand one hundred and thirty | two | fifty-nine | 48-φ29 | five hundred | nine hundred and ninety-five | four hundred and eighty |
one thousand and two hundred | forty-eight | two hundred and seventy-six | one thousand three hundred and ninety-two | one thousand three hundred and thirty-five | one thousand two hundred and eighty-nine | two | sixty-five | 44-φ32 | five hundred | one thousand one hundred and seventy | six hundred and ninety-five |