API Std 650 - Flush-type Shell Connection (in)

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Tags: API Standards

American Petroleum Institute (API)

standards

  • API Std 650 - Standard for Welded Tanks for Oil Storage

 

API Std 650 - Flush-type Shell Connection (in)

  • [a] For circular openings, this valve will be 1/2 of the ID based on nozzle neck specified.
Class 150

Nominal

Height of

Flange Size

(NPS)

Height

of

Opening

 

\(h\)

Width

of

Opening

 

\(b\)

Arc Width

of Shell

Reinforcing

Plate

\(W\)

Upper Corner

Radius of

Opening

 

\(r_1\)

Lower Corner

Radius of Shell

Reinforcing

Plate

\(r_2\)

8 8 5/8 8 5/8 38 4 [a] 14
12 12 3/4 12 3/4 52 4 [a] 18
16 12 20 64 6 18
18 12 22 66 6 18
20 12 25 69 6 18
24 12 36 89 6 18

 

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Tags: API Standards