API CAST STEEL VALVES : GATE VALVE CLASS 300Lb
A. GATE VALVE BRIEF FIGURE OF STRUCTURE
GATE VALVE CLASS 300Lb
GATE VALVE CLASS 300Lb

B. GATE VALVE APPLICATION
  1. FFace to Face Dimensions: ANSIB16.10
  2. FBasic Design : API 600
  3. FEnd Flange Dimensions: ANSI B16.5
  4. FTest Standards: API 598

C. GATE VALVE MAIN PARTS AND MATERIALS
NO. Part Name Qty. Material NO. Part Name Qty. Material
1 Body 1 WCB 14 Gland Nut 1 A29 1035
2 Seat 2 A105+HF 15 Lock Nut 1 A29 1035
3 Wedge 1 WCB+F6 16 Hand wheel 1 60-40-18
4 Stem 1 A182 F6 17 Oil Filler 1 A570 GR.A
5 Gasket 1 304 Wound Graphite 18 Eye Bolt 2 A193 B7
6 Bonnet 1 WCB 19 Eye Nut 2 A194 2H
7 Back seat 1 A276 410 20 Pin 2 A29 1035
8 Packing 2 Stainless Steel Wire With Flexible Graphite 21 Spilt Pin 2 A570 GR.A
9 Packing 4-5 22 Stud   A193 B7
10 Distance Ring 1 A276 410 23 Nut   A194 2H
11 Gland 1 A276 410 24 Rivet 2 304
12 Gland Flange 1 WCB 25 Name Plate 1

304

13 Gland Nut 1 D-2      

D. GATE VALVE MAIN CONNECTION DIMENSIONS AND WEIGHTS
NPS
d
in 2 2-1/2 3 4 5 6 8 10 12 14 16 18 20
mm 51 64 76 102 127 152 203 254 305 337 387 432 483
L-L1
(RF-BW)
in 8.50 9.50 11.12 12.00 15.00 15.88 16.50 18.00 19.75 30.00 33.0 36.00 39.00
mm 216 241 283 305 381 403 419 457 502 762 838 914 991
L2
(RTJ)
in 3.12 10.12 11.74 12.62 15.62 16.50 17.12 18.62 20.37 30.62 33.62 36.62 39.75
mm 232 257 298 321 397 419 435 473 518 778 854 930 1010
d1 in 3.62 4.13 5.00 3.18 7.32 8.50 10.63 12.76 15.00 16.26 18.50 20.98 22.99
mm 92 105 127 157 168 216 270 324 381 413 470 533 584
d2 in 5.00 5.87 6.63 7.87 9.25 10.63 13.00 15.25 17.75 20.25 22.50 24.75 27.00
mm 127 149 168.5 200 235 270 330 387.5 451 514.5 571.5 628.5 686
D in 6.50 7.50 8.25 10.00 11.00 12.50 15.00 17.50 20.50 23.00 25.50 28.00 30.50
mm 165 190 210 254 279 318 381 445 521 584 648 711 775
b in 0.88 1.00 1.14 1.26 1.38 1.46 1.65 1.89 2.01 2.13 2.28 2.40 2.52
mm 23 26 29 32 35 37 42 48 51 54 58 61 64
n-φd in 8-0.75 8-0.87 8-0.87 8-0.87 8-0.87 12-0.87 12-1.00 16-1.13 16-1.25 20-1.25 20-1.38 24-1.38 24-1.38
mm 8-19 8-22 8-22 8-22 8-22 12-22 12-25 16-29 16-32 20-32 20-35 24-35 24-35
H
(open)
in 16.42 18.11 20.71 25.59 27.32 32.44 38.86 46.93 56.34 61.38 69.21 76.46 84.45
mm 417 460 526 650 694 824 987 1192 1431 1559 1758 1942 2145
W in 7.87 9.84 9.84 9.84 11.81 13.78 17.72 19.69 22.05 18.11 18.11 24.02 24.02
mm 200 250 250 250 300 350 450 500 560 460 460 610 610
WT
(Kg)
BF 30 39 55 83 92 137 240 333 536 699 1010 1205 1720
BW 26 34 47 68 77 118 195 271 432 595 848 1025 1460

The technical data subject to amend without notice