Answer / ak28

DIN means (Deutsches Institut für Normung); The German
Institute for Standardization.
DN means Nominal Diameter
PN means Nominal Pressure

Answer / guest

din is russian standards. where as Dn means nominal
diameter.it is as per Bs codes

What is the most important thing you have achieved as an engineer?

0 Answers  

---

Whether ductile material can fail in brittle manner? WHEN?

12 Answers   Bhel, Descon, DRDO,

---

What is fuel catalytic cracking

1 Answers  

---

How many brothers and sisters U have? :)

0 Answers   HAL,

---

Crankcase oil mist detector

0 Answers   RRB,

---

Out of constant pressure and constant volume lines on ts diagram which line has higher slope ? And whether slope is constant or variable ?

0 Answers  

---

SAE-40.......?

5 Answers  

---

Explain how are the pneumatic system and the hydraulic system similar?

0 Answers  

---

Causes of F.O. Purifier abnormal flow?

0 Answers   RRB,

---

what is engineering?and what is mechanical engg.?

2 Answers  

---

What are the differences between heat transfer and mass transfer?

1 Answers  

---

Would you please provide me with questions collected for interview regard to pressure vessel, which is in the aspects of welding, NDT, materials and painting? Please send these questions&answers to lgx_jasmine@126.com within 1 week, Thank you for your help. Rgs!

0 Answers  

---