Investment Casting & Industrial Valves 
Precision Cast Stainless Steel JIS Ball Valve
- Nominal Diameter: 1/4"-12"
- Materials: 316, CF8M, 1.4408, WCB, 304, CF8, etc.
- Pressure Rating: 10K
- Design Standard: BS 5351
- Flange Standard: JIS B1212 82214
- Inspection & Testing: JIS B 2003
- Surface Treatment: Pickling & Passivation, Polishing (or as per customer request)
- Operating Temperature: ≤ 150°C
Precision cast stainless steel JIS ball valves are used in pipeline systems that handle water, steam, and oil-based media. They help open, shut off, or redirect flow in industrial and utility pipelines that require a JIS 10K flanged connection.
| DN | 15A | 20A | 25A | 32A | 40A | 50A | 65A | 80A | 100A | 125A | 150A | 200A | 250A | 300A | |
| NPS | 1/2" | 3/4" | 1" | 1 1/4" | 1 1/2" | 2" | 2 1/2" | 3" | 4" | 5" | 6" | 8" | 10" | 12" | |
| Size (mm) | L | 108 | 117 | 127 | 140 | 165 | 178 | 190 | 203 | 229 | 356 | 394 | 457 | 533 | 610 |
| D | 95 | 100 | 125 | 135 | 140 | 155 | 175 | 185 | 210 | 250 | 280 | 330 | 400 | 445 | |
| D1 | 70 | 75 | 90 | 100 | 105 | 120 | 140 | 150 | 175 | 210 | 240 | 290 | 355 | 400 | |
| Z-Ød | 4-Ø 15 | 4-Ø 15 | 4-Ø 19 | 4-Ø 19 | 4-Ø 19 | 4-Ø 19 | 4-Ø 19 | 8-Ø 19 | 8-Ø 19 | 8-Ø 23 | 8-Ø 23 | 12-Ø 23 | 12-Ø 23 | 12-Ø 23 | |
| No. | Component | Material | ||
| 1 | Body | A216WCB | SCS13 | SCS13 |
| 2 | Nuts | A1942H | A194-8 | A194-8 |
| 3 | Bolts | A1932B | A193-B8 | A193-B8 |
| 4 | Gasket | PTFE | PTFE | PTFE |
| 5 | Thrust Washer | PTFE | PTFE | PTFE |
| 6 | Packing | PTFE | PTFE | PTFE |
| 7 | Stem | A182-F304 | 304SS | 316SS |
| 8 | Lock Piece | A36 | 304SS | 316SS |
| 9 | Gland Bush | A216-WCB | SCS13 | SCS14 |
| 10 | Ball | A182-F304 | 304SS | 316SS |
| 11 | Seat | PTFE | PTFE | PTFE |
| 12 | Cap | A216-WCB | SCS13 | SCS13 |
| 13 | Handle | WCB | WCB | WCB |
At SDPLDL, we are a trusted manufacturer specializing in precision investment casting and industrial valves for global markets. We operate our own manufacturing facility featuring over 200 sets of advanced manufacturing equipment and an in-house testing center equipped with 16-ton dynamic balancing machines. Our integrated manufacturing capabilities allow us to seamlessly produce precision investment casting valves, custom stainless steel large-diameter valves, and slurry valves under strict compliance with ISO 9001 standards.
