API Std 598

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This standard covers inspection, examination, supplementary examinations, and pressure test requirements for resilient-seated, nonmetallic-seated (e.g., ceramic), and metal-to-metal-seated valves of the gate, globe, plug, ball, check, and butterfly types.  

This standard supplements the API standards that reference it, but it may also be applied to other types of valves by agreement between the purchaser and the valve manufacturer. See Annex A for information to be specified by the purchaser.

Product Details

Edition:

11th

Published:

02/01/2023

Number of Pages:

24

File Size:

1 file , 830 KB

Product Code(s):

C59811, C59811, C59811

Note:

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

API Std 598

Click here to purchase
This standard covers inspection, examination, supplementary examinations, and pressure test requirements for resilient-seated, nonmetallic-seated (e.g. ceramic), and metal-to-metal-seated valves of the gate, globe, plug, ball, check, and butterfly types. Resilient seats are considered to be:

a) soft seats, both solid and semisolid grease type (e.g. lubricated plug);
b) combination soft and metal seats (e.g. laminated seat rings);
c) any other type of seat material designed to meet resilient seat leakage rates as specified in Table 5.

API Standard 598 supplements the API standards that reference it, but it may also be applied to other types of valves by agreement between the purchaser and the valve manufacturer. Reference Annex A for information to be specified by the purchaser.

The inspection requirements pertain to examinations and testing by the valve manufacturer and any supplementary examinations that the purchaser may require at the valve manufacturer’s plant. The test requirements cover both required and optional pressure tests at the valve manufacturer’s plant or at a facility mutually agreeable to both the manufacturer and the purchaser.

The following tests and examinations are specified in this standard:

a) shell test,
b) backseat test,
c) low-pressure closure test,
d) high-pressure closure test,
e) double block and bleed high-pressure closure test,
f) visual examination of castings,
g) high-pressure pneumatic shell test.

Product Details

Edition:

10th

Published:

10/01/2016

Number of Pages:

14

File Size:

1 file , 600 KB

Redline File Size:

2 files , 4.3 MB

Product Code(s):

C59810, C59810R, C59810, C59810R, C59810R, C59810

Note:

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

API STD 598

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Covers inspection, supplementary examination, and pressure test requirements for both resilient-seated and metal-to-metal seated gate, globe, plug, ball, check, and butterfly valves. Pertains to inspection by the purchaser and to any supplementary examinations the purchaser may require at the valve manufacturer’s plant. Covers both required and optional pressure tests by the valve manufacturer at his plant.

Product Details

Edition:

7th

Published:

10/01/1996

ANSI:

ANSI Approved

Number of Pages:

16

File Size:

2 files , 980 KB

Product Code(s):

C59807, C59807, C59807

Note:

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

API Std 598

Click here to purchase

This standard covers inspection, examination, supplementary examinations, and pressure test requirements for resilient-seated, nonmetallic-seated (for example, ceramic), and metal-to-metal-seated valves of the gate, globe, plug, ball, check, and butterfly types. API Std 598 supplements the API standards that reference it, but it may also be applied to other types of valves by agreement between the purchaser and the valve manufacturer.

Product Details

Edition:

8th

Published:

05/01/2004

Number of Pages:

16

File Size:

2 files , 170 KB

Product Code(s):

C59808, C59808R, C59808R, C59808, C59808, C59808R

Note:

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

API Std 598

Click here to purchase
API 598 covers inspection, examination, supplementary examinations, and pressure test requirements for resilient-seated, nonmetallic-seated (e.g. ceramic), and metal-to-metal-seated valves of the gate, globe, plug, ball, check, and butterfly types.

Product Details

Edition:

9th

Published:

09/01/2009

Number of Pages:

22

File Size:

1 file , 230 KB

Redline File Size:

2 files , 450 KB

Product Code(s):

C59809, C59809, C59809, C59809, C59809, C59809, C59809, C59809, C59809

Note:

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