JIS B2220 10K Slip-On Plate Flange (SOP) Dimensions
Precision closed-die drop forged and CNC machined from heat-tracked billets at our Rajkot manufacturing facility. Engineered with unbroken grain flow for high-pressure service up to 10 kgf/cm² (142 psi), adhering to EN 10204 3.1 and ISO 9001:2015 quality requirements.
Quick AnswerFeatured
JIS B2220 10K Slip-On Plate Flanges (SOP) conform to Japanese Industrial Standards for marine shipbuilding, Asian OEM plant construction, and petrochemical skids. Drop forged in Rajkot strictly up to 50 kg per piece.
JIS B2220 10K Slip-On Plate Flange (SOP) Dimensions — Dimensions & Weight Chart
All dimensions in millimeters (mm) and nominal weights in kilograms (kg) strictly manufactured up to 50 kg per piece.
| NPS | Metric DN | Outside Dia (OD mm) | Flange Thickness (mm) | Bolt Circle PCD (mm) | No. of Bolts | Hole Dia (mm) | Approx Weight (kg) |
|---|---|---|---|---|---|---|---|
| 15A | 1/2" | 95 mm | 12 mm | 70 mm | 4 | 15 mm | 0.6 kg✔ (≤50kg) |
| 25A | 1" | 125 mm | 14 mm | 90 mm | 4 | 19 mm | 1.2 kg✔ (≤50kg) |
| 50A | 2" | 155 mm | 16 mm | 120 mm | 4 | 19 mm | 2.1 kg✔ (≤50kg) |
| 80A | 3" | 185 mm | 18 mm | 150 mm | 8 | 19 mm | 3.2 kg✔ (≤50kg) |
| 100A | 4" | 210 mm | 18 mm | 175 mm | 8 | 19 mm | 4.1 kg✔ (≤50kg) |
| 150A | 6" | 280 mm | 22 mm | 240 mm | 8 | 23 mm | 8.8 kg✔ (≤50kg) |
| 200A | 8" | 330 mm | 22 mm | 290 mm | 12 | 23 mm | 11.5 kg✔ (≤50kg) |
| 250A | 10" | 400 mm | 24 mm | 355 mm | 12 | 25 mm | 18 kg✔ (≤50kg) |
| 300A | 12" | 445 mm | 24 mm | 400 mm | 16 | 25 mm | 22 kg✔ (≤50kg) |
Available Metallurgical Grades
- SS400 Carbon Steel — 100% heat batch tracked with full chemical and mechanical certification.
- SUS304 (SS 304) — 100% heat batch tracked with full chemical and mechanical certification.
- SUS316 (SS 316) — 100% heat batch tracked with full chemical and mechanical certification.
- ASTM A105 — 100% heat batch tracked with full chemical and mechanical certification.
Primary Engineering Applications
- Japanese Shipyard Construction
- Asian Process Machinery
- Industrial Water Skids
Rajkot Facility Manufacturing & Global Logistics Corridors
This component is hot-forged on high-speed closed-die friction presses and CNC finished at our Rajkot manufacturing center located at Plot No. 42/43, GIDC Industrial Estate, Rajkot, Gujarat - 360002, India. Global ocean freight dispatches weekly via Port Mundra (240 km) and Port Kandla (230 km) with rapid transit to Houston USA, Rotterdam Europe, and Dubai UAE.
Related Flange Standards & Pressure Ratings
Frequently Asked Questions: JIS B2220 10K Slip-On Plate Flange (SOP) Dimensions
SOP stands for Slip-On Plate, a flat Japanese metric flange that slips over pipe for dual fillet welding.
Yes, we regularly ship JIS 10K and 20K flanges to Singapore, Malaysia, and Vietnam via Port Mundra.