Overview
The VTCON 90° Reducing Elbow Style 90R combines a 90-degree direction change with a threaded size reduction in one fitting.
The catalogue provides A and B dimensions for thirteen size combinations from 3/4″ × 1/2″ through 2″ × 1-1/2″. The product range is identified as American Standard Class 300, with ASTM A197 / A197M material and ASME B1.20.1 threads.
Confirm the orientation of the larger and smaller threaded ends, finish and certification range before quotation.
Key Features
• 90-degree direction change with size reduction
• Female × reduced female threaded connection
• Thirteen catalogue size combinations
• American Standard Class 300 product range
• Malleable iron material: ASTM A197 / A197M
• Threads according to ASME B1.20.1
Technical Specifications
| Items | Specification |
|---|---|
| Product Name | 90° Reducing Elbow |
| Style | 90R |
| Catalogue Match | 90° Reducing Elbow / Style 90R |
| Product Type | Female × female threaded reducing elbow |
| Product Class | American Standard Class 300 |
| Material | ASTM A197 / A197M |
| Connection | Female thread × reduced female thread |
| Items | Specification |
|---|---|
| Dimensions Standard | ASME B16.3 / ASME B16.14 (as applicable) |
| Thread Standard | ASME B1.20.1 |
| Surface Finish | Black or galvanized finish shown in catalogue; confirm product-specific availability |
| Size Range | 3/4" × 1/2" to 2" × 1-1/2" |
| Certification | FM / UL shown for the product range; confirm certification and size range for each style before publication |
| Application | Threaded fire protection piping systems |
Product Structure & Dimensions
90° Reducing Elbow Structure & Dimensions
| Run Size × Reduced Size | Nominal Size (mm) | A (mm) | B (mm) |
|---|---|---|---|
| 3/4 × 1/2 | 20 × 15 | 30.5 | 31.0 |
| 1 × 1/2 | 25 × 15 | 32.0 | 35.5 |
| 1 × 3/4 | 25 × 20 | 34.8 | 36.8 |
| 1-1/4 × 1/2 | 32 × 15 | 34.0 | 38.9 |
| 1-1/4 × 3/4 | 32 × 20 | 36.8 | 41.2 |
| 1-1/4 × 1 | 32 × 25 | 40.1 | 42.4 |
| 1-1/2 × 3/4 | 40 × 20 | 38.6 | 44.5 |
| 1-1/2 × 1 | 40 × 25 | 41.9 | 45.7 |
| 1-1/2 × 1-1/4 | 40 × 32 | 46.2 | 47.8 |
| 2 × 3/4 | 50 × 20 | 40.6 | 50.0 |
| 2 × 1 | 50 × 25 | 43.9 | 51.3 |
| 2 × 1-1/4 | 50 × 32 | 48.3 | 53.3 |
| 2 × 1-1/2 | 50 × 40 | 51.3 | 54.9 |
Dimensions are for reference only. Please contact VTCON for detailed drawings and project requirements.