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API 600 trim number chart

API 600 trim number chart

TRIM No. MATERIAL SEAT DISC BACK SEAT STEM

1

410

410

410

410

410

2

304

304

304

304

304

3

F310

310

310

310

310

4 *

Hard 410

Hard 410

Hard 410

410

410

5

Hard faced

Stellite

Stellite

410

410

5A

Hard faced

Ni-Cr

Ni-Cr

410

410

6

410 and Cu-Ni

Cu-Ni

410

410

410

7*

410 and Hard 410

Hard 410

Hard 410

410

410

8

410 and Hard faced

Stellite

410

410

410

8A

410 and Hard faced

Ni-Cr

410

410

410

9

Monel

Monel

Monel

Monel

Monel

10

316

316

316

316

316

11

Monel and Hard faced

Stellite

Monel

Monel

Monel

12

316 and Hard faced

Stellite

316

316

316

13

Alloy 20

Alloy 20

Alloy 20

Alloy 20

Alloy 20

14

Alloy 20 and Hard faced

Stellite

Alloy 20

Alloy 20

Alloy 20

15

304 and Hard faced

Stellite

Stellite

304

304

16

316 and Hard faced

Stellite

Stellite

316

316

17

347 and Hard faced

Stellite

Stellite

347

3477

18

Alloy 20 and Hard faced

Stellite

Stellite

Alloy 20

Alloy 20

 

* The seats shall be 750BHN Min.

E.g.:

API 600 Gate valve, WCB body, API 600 Trim no. 5 means the seat: A105+Stelite, disc: WCB+Stelite, Stem: ASTM A182 F6a

API 600 Gate valve, WCB body, API 600 Trim no. 1 means the seat: A105+13Cr, disc: WCB+13Cr, Stem: ASTM A182 F6a

API 600 Gate valve, WCB body, API 600 Trim no. 8 means the seat: A105+Stelite, disc: WCB+13Cr, Stem: ASTM A182 F6a

 

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