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Gate Valve-NRS 10K/125LB/PN16(1-1/2" ~ 12")
Non-Rising Stem Gate Valve

Cast Iron / Ductile Iron - ANSI 125 / 150 LB , JIS 10K

Non-Rising Stem Gate Valve

We offer various Valves, such as Gate Valve, Foot Valve, Cast Iron Valve.

● B.B. OS&Y Structur
● Flanged End: RF for 125&150LB, FF for 10K.
● End flange dimension : ASME B16.1 for Cast Iron
● End flange dimension : ASME B16.42 for Ductile Iron
● End flange dimension : JIS B2239
● Face to Face: ANSI B16.10, JIS B2002
● Inspection and Test : API 598,ASME B16.1,B16.42,JIS B2003
Parts and Material List
No. Part Name Material
1 Body A126 CLS.B A536 60-40-18
2 Bonnet A126 CLS.B A536 60-40-18
3 Disc A126 CLS.B A536 60-40-18
4 Handwheel A126 CLS.B
5 Gland A536 60-40-18
6 Gland Bolt S25C
7 Gland Bolt Nut S25C
8 Disc Seat Ring B62 / SS304
9 Body Seat Ring B62 / SS304
10 Buf f ing Box B62 / SS304
11 Stem SUS304
12 Bonnet Bolt S25C
13 Bonnet Bolt Nut S25C
14 Gasket Non Asbestos
15 Gland Packing Graphite

Hydraulic Test
Shell
Material
Class Size Rating Liquid Shell Test Liquid Seat Test
psi ( kg/cm2 ) psi ( kg/cm2 )
Cast Iron 125 LB 1-1/2"~12" 350 (26.0) 200 (14.0)
Cast Iron 125 LB 14"~24" 265 (19.0) 150 (11.0)
Ductile Iron 150 LB 1-1/2"~24" 400 (27.0) 250 (17.0)
Cast Iron 10 K 1-1/2"~24" (21.0) (16.0)
Ductile Iron 10 K 1-1/2"~24" (21.0) (16.0)

NPS L ∮D ∮D1 n - ∮d H
Open
∮W
mm inch 125/150LB 10K 125/150LB 10K 125/150LB 10K 125/150LB 10K
40 1-1/2 165 165 140 140 98.6 105 4-18 4-19 260 145
50 2 178 180 152 155 120.7 120 4-18 4-19 300 150
65 2-1/2 190 190 178 175 139.7 140 4-18 4-19 335 170
80 3 200 200 190.5 185 152.4 150 8-18 8-19 370 185
100 4 228 230 229 210 190.5 175 8-18 8-19 465 220
125 5 250 250 254 250 215.9 210 8-21 8-23 545 245
150 6 267 270 279 280 241.3 240 8-21 8-23 605 275
200 8 292 290 343 330 298.5 290 8-21 12-23 775 335
250 10 330 330 406 400 362 355 12-24 12-25 935 380
300 12 356 350 483 445 431.8 400 16-24 12-25 1080 430
350 14 381 381 533 490 476.3 445 12-28 16-25 1585 500
400 16 406 406 597 560 539.8 510 16-28 16-25 1795 600
450 18 432 432 635 620 577.9 565 16-32 16-27 1985 650
500 20 457 457 698 675 635 620 20-32 20-27 2235 650
600 24 508 508 813 795 749.3 730 20-35 24-33 2600 700
History
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