» Technical » NPS vs DN

NPS vs DN

June 28, 2019

NPS is the abbreviation for nominal pipe size while DN is short for nominal diameter. The two designations have simple correlation between each other.

NPSDN
1/86
1/48
3/810
1/215
3/420
125
1-1/432
1-1/240
250
2-1/265
380
4100
*The correlation between NPS and DN. For NPS ≥ 4, the related DN = 25 multiplied by the NPS number.

Maybe you like also

  • ABOUT US

    We have been dedicating ourselves to piping and pipeline engineering since the inception. The company provides integrated solution to package supply of various piping & pipeline materials, components, and equipment.

  • CONTACT US

    Room 502, No.448 Heping West Road, Shijiazhuang, Hebei Province, China
    Tel: +86-311-67906676
    Fax: +86-311-67906676
    Email:  sales@pipingpipeline.com
    Whatsapp: 0086-15076331069

  • Service
    Work Time: 8:30-18:00
    Welcome to contact us at your best convenience.