PDF Standards API Std 526

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This standard is a purchase specification for flanged steel pressure-relief valves. Basic requirements are given for direct spring-loaded pressure-relief valves and pilot-operated pressure-relief valves as follows:

— orifice designation and area;
— valve size and pressure rating, inlet and outlet;
— materials;
— pressure-temperature limits;
— center-to-face dimensions, inlet and outlet.

Nameplate nomenclature and requirements for stamping are detailed in Annex A.

Product Details

Edition:

8th

Published:

08/01/2023

Number of Pages:

160

File Size:

1 file , 2.6 MB

Product Code(s):

C52608, C52608, C52608

Note:

This product is unavailable in Russia, Cuba, Syria, North Korea, Ukraine, Belarus, Iran

PDF Standards API Std 526

Click here to purchase
Please note that any addenda or errata may not be included in translated editions of this standard.

This standard is a purchase specification for flanged steel pressure-relief valves. Basic requirements are given for direct spring-loaded pressure-relief valves and pilot-operated pressure-relief valves as follows:

— orifice designation and area;
— valve size and pressure rating, inlet and outlet;
— materials;
— pressure-temperature limits;
— center-to-face dimensions, inlet and outlet.

Nameplate nomenclature and requirements for stamping are detailed in Annex A.

Product Details

Edition:

7th

Published:

09/01/2017

Number of Pages:

53

File Size:

1 file , 1.5 MB

Redline File Size:

2 files , 10 MB

Product Code(s):

?52607R, C52607, C52607, ?52607R, C52607, C52607, C52607, C52607, ?52607R

Note:

This product is unavailable in Russia, Cuba, Syria, North Korea, Ukraine, Belarus, Iran

PDF Standards API Std 526

Click here to purchase
This standard is a purchase specification for flanged steel pressure relief valves. Basic requirements are given for direct spring-loaded pressure relief valves and pilot-operated pressure relief valves as follows: orifice designation and area; valve size and pressure rating, inlet and outlet; materials; pressure-temperature limits; and center-to-face dimensions, inlet and outlet.

Product Details

Edition:

5th

Published:

06/01/2002

Number of Pages:

42

File Size:

1 file , 310 KB

Product Code(s):

C52605R, C52605, C52605, C52605R, C52605, C52605R

Note:

This product is unavailable in Cuba, Iran, North Korea, Syria

PDF Standards API Std 526

Click here to purchase
This standard is a purchase specification for flanged steel pressure-relief valves. Basic requirements are given for direct spring-loaded pressure-relief valves and pilot-operated pressure-relief valves as follows:

• orifice designation and area;
• valve size and pressure rating, inlet and outlet;
• materials;
• pressure-temperature limits;
• center-to-face dimensions, inlet and outlet.

Nameplate nomenclature and requirements for stamping are detailed in Annex A.

Product Details

Edition:

6th

Published:

04/01/2009

Number of Pages:

43

File Size:

1 file , 1.9 MB

Redline File Size:

2 files , 3.1 MB

Product Code(s):

C52606, C, C52606, C, C52606, C

Note:

This product is unavailable in Cuba, Iran, North Korea, Syria