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Materials
| No. | Parts | Materials |
| 1 | Body | ASTM A216 GR.WCB |
| 2 | Seat Ring | ASTM A105 + Stellite Faced |
| 3 | Disc | ASTM A105 + 13Cr Faced |
| 4 | Disc Thrust Plate | ASTM A276 Type 420 |
| 5 | Disc Nut | ASTM A276 Type 410 |
| 6 | Stem | ASTM A182 GR.F6 |
| 7 | Bonnet Bolt Nuts | ASTM A194 GR.2H |
| 8 | Bonnet Bolts | ASTM A193 GR.B7 |
| 9 | Gasket | Soft Iron + Graphite |
| 10 | Backseat Bushing | ASTM A276 Type 410 |
| 11 | Stem Packing | Braided Graphite & Die formed Graphite Ring |
| 12 | Bonnet | ASTM A216 GR.WCB |
| 13 | Eyebolt Pins | Carbon Steel |
| 14 | Gland | ASTM A276 Type 410 |
| 15 | Gland Flange | ASTM A216 GR.WCB |
| 16 | Gland Eye Bolts | ASTM A307 GR.B |
| 17 | Eyebolt Nuts | ASTM A194 GR.2H |
| 18 | Yoke Bush | ASTM A439 GR.D-2 |
| 19 | Screw | Carbon Steel |
| 20 | Hand Wheel | Ductile Iron |
| 21 | Hand Wheel Nut | ASTM A194 GR.2H |
| 22 | Washer | Carbon Steel |
| 23 | Yoke | ASTM A216 GR.WCB |
| 24 | Yoke Pan Bolt Nuts | ASTM A194 GR.2H |
| 25 | Yoke Pan Bolt | ASTM A193 GR.B7 |
| 26 | Bearing | Steel |
| 27 | Lantern Ring On Request | ASTM A276 Type 410 |
ASME Pressure Class 900 Lb-Dimensions and Weights
| NPS d |
in | 2 | 2-1/2 | 3 | 4 | 6 | 8 | 10 |
| mm | 47 | 57 | 73 | 98 | 146 | 190 | 238 | |
| L-L1 (RF-BW) |
in | 14.50 | 16.50 | 15.00 | 18.00 | 24.00 | 29.00 | 33.00 |
| mm | 368 | 419 | 381 | 457 | 610 | 737 | 838 | |
| L2 (RTJ) |
in | 14.62 | 16.62 | 15.12 | 18.12 | 24.12 | 29.12 | 33.12 |
| mm | 371 | 422 | 384 | 460 | 613 | 740 | 841 | |
| H (open) |
in | 18.82 | 19.76 | 24.17 | 31.06 | 34.88 | 36.69 | 40.94 |
| mm | 478 | 502 | 614 | 789 | 886 | 932 | 1040 | |
| W | in | 13.78 | 15.75 | 17.72 | 22.05 | 18.11 | 24.03 | 24.02 |
| mm | 350 | 400 | 450 | 560 | 460 | 610 | 610 | |
| WT (Kg) |
BF | 100 | 118 | 131 | 218 | 452 | 710 | 870 |
| BW | 75 | 94 | 105 | 185 | 340 | 630 | 690 |
ASME Pressure Class 1500 Lb-Dimensions and Weights
| NPS d |
in | 2 | 2-1/2 | 3 | 4 | 6 | 8 |
| mm | 47 | 57 | 70 | 92 | 136 | 178 | |
| L-L1 (RF-BW) |
in | 14.50 | 16.50 | 18.50 | 21.50 | 27.75 | 32.75 |
| mm | 368 | 419 | 470 | 546 | 705 | 832 | |
| L2 (RTJ) |
in | 14.62 | 16.62 | 18.62 | 21.62 | 28.00 | 33.13 |
| mm | 371 | 422 | 473 | 549 | 711 | 841 | |
| H (open) |
in | 23.31 | 25.98 | 27.24 | 35.71 | 39.96 | 45.08 |
| mm | 592 | 660 | 692 | 907 | 1015 | 1145 | |
| W | in | 13.78 | 15.75 | 17.72 | 18.11 | 24.02 | 24.02 |
| mm | 350 | 400 | 450 | 460 | 610 | 610 | |
| WT (Kg) |
BF | 112 | 141 | 228 | 336 | 822 | 720 |
| BW | 84 | 115 | 183 | 277 | 715 | 615 |
Features
Outside Screw and Yoke (OS & Y), Rising Stem
Bolted Bonnet
Conic Disc
Extended Bonnet for Cryogenic Services
Impact hand wheel optional
Gear Optional
Specifications
Design: ASME B16.34/BS 1873
Face to Face: ASME B16.10
End to End: ASME B16.10
End Flange: ASME B16.5
BW End: ASME B16.25
Test: API 598
Special: NACE MR-01-75
Supplier: Saitai Valve, China
Manufacturer: Shop in Shanghai Qingpu Industrial Park
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