Nominal pressure (MPa)

Shell test (MPa)

Sealing test (MPa)

Operating Temperature

Applicable Medium

one
one point six

one point five
two point four

one point one
one point eight

≤100℃
≤425℃

Pulp, wastewater, coal slurry, ash, slag water mixture

Body and lid

gate valve

valve stem

sealing surface

Stainless steel, carbon steel, gray cast iron

Carbon steel, stainless steel

stainless steel

Rubber, PTFE, stainless steel, hard alloy

MPa

DN

L

D1

D2

H

n-M

MPa

DN

L

D1

D2

H

n-M

zero point six
MPa

fifty

forty-eight

ninety

one hundred and ten

three hundred

4-M12

1.0MPa

fifty

forty-eight

one hundred

one hundred and twenty-five

three hundred

4-M16

sixty-five

forty-eight

one hundred and ten

one hundred and thirty

three hundred and ten

4-M12

sixty-five

forty-eight

one hundred and twenty

one hundred and forty-five

three hundred and ten

4-M16

eighty

fifty-one

one hundred and twenty-five

one hundred and fifty

three hundred and thirty

4-M16

eighty

fifty-one

one hundred and thirty-five

one hundred and sixty

three hundred and thirty

4-M16

one hundred

fifty-one

one hundred and forty-five

one hundred and seventy

three hundred and eighty

4-M16

one hundred

fifty-one

one hundred and fifty-five

one hundred and eighty

three hundred and eighty

8-M16

one hundred and twenty-five

fifty-seven

one hundred and seventy-five

two hundred

four hundred and forty

8-M16

one hundred and twenty-five

fifty-seven

one hundred and eighty-five

two hundred and ten

four hundred and forty

8-M16

one hundred and fifty

fifty-seven

two hundred

two hundred and twenty-five

five hundred

8-M16

one hundred and fifty

fifty-seven

two hundred and ten

two hundred and forty

five hundred

8-M20

two hundred

seventy

two hundred and fifty-five

two hundred and eighty

five hundred and eighty

8-M16

two hundred

seventy

two hundred and sixty-five

two hundred and ninety-five

five hundred and eighty

8-M20

two hundred and fifty

seventy

three hundred and ten

three hundred and thirty-five

six hundred and seventy

12-M16

two hundred and fifty

seventy

three hundred and twenty

three hundred and fifty

six hundred and seventy

12-M20

three hundred

seventy-six

three hundred and sixty-two

three hundred and ninety-five

eight hundred and twenty

12-M20

three hundred

seventy-six

three hundred and sixty-eight

four hundred

eight hundred and twenty

12-M20

three hundred and fifty

seventy-six

four hundred and twelve

four hundred and forty-five

nine hundred

12-M20

three hundred and fifty

seventy-six

four hundred and twenty-eight

four hundred and sixty

nine hundred

16-M20

four hundred

eighty-nine

four hundred and sixty-two

four hundred and ninety-five

one thousand and twenty

16-M20

four hundred

eighty-nine

four hundred and eighty-two

five hundred and fifteen

one thousand and twenty

16-M22

four hundred and fifty

eighty-nine

five hundred and eighteen

five hundred and fifty

one thousand one hundred and fifty

16-M20

four hundred and fifty

eighty-nine

five hundred and thirty-two

five hundred and sixty-five

one thousand one hundred and fifty

20-M22

five hundred

one hundred and fourteen

five hundred and sixty-eight

six hundred

one thousand two hundred and fifty

16-M20

five hundred

one hundred and fourteen

five hundred and eighty-five

six hundred and twenty

one thousand two hundred and fifty

20-M22

six hundred

one hundred and fourteen

six hundred and seventy

seven hundred and five

one thousand and five hundred

20-M22

six hundred

one hundred and fourteen

six hundred and eighty-five

seven hundred and twenty-five

one thousand and five hundred

20-M27

seven hundred

one hundred and twenty-seven

seven hundred and seventy-five

eight hundred and ten

one thousand seven hundred and fifty

24-M22

seven hundred

one hundred and twenty-seven

eight hundred

eight hundred and forty

one thousand seven hundred and fifty

24-M27

eight hundred

one hundred and twenty-seven

eight hundred and eighty

nine hundred and twenty

two thousand

24-M27

eight hundred

one hundred and twenty-seven

eight hundred and ninety-eight

nine hundred and fifty

two thousand

24-M30

nine hundred

one hundred and fifty-four

nine hundred and eighty

one thousand and twenty

two thousand and three hundred

24-M27

nine hundred

one hundred and fifty-four

one thousand and five

one thousand and fifty

two thousand and three hundred

28-M30

one thousand

one hundred and sixty-five

one thousand and eighty

one thousand one hundred and twenty

two thousand and five hundred

28-M27

one thousand

one hundred and sixty-five

one thousand one hundred and fifteen

one thousand one hundred and sixty

two thousand and five hundred

28-M30

one thousand and two hundred

one hundred and ninety

one thousand two hundred and ninety-five

one thousand three hundred and forty

two thousand and eight hundred

32-M30

one thousand and two hundred

one hundred and ninety

one thousand three hundred and twenty-five

one thousand three hundred and eighty

two thousand and eight hundred

32-M36