SS 316 Seamless Sch40 Puddle Flange – Sizes, Price & Supplier
SS 316 Seamless Sch40 Puddle Flange – Sizes, Price & Supplier
Looking for a high-grade, corrosion-resistant puddle flange for harsh environments? Our SS 316 seamless Sch40 puddle flanges are ideal for applications requiring long-term strength, especially in chemical storage tanks, water treatment plants, and marine pipelines.
This guide covers sizes, pricing, technical specs, and benefits of choosing Schedule 40 stainless steel 316 for your next project.
Benefits of SS 316 Seamless Puddle Flange
- ✅ Excellent corrosion resistance (chlorides, chemicals, acids)
- ✅ Long service life in underground or submerged installations
- ✅ Seamless design = no weak welding joints
- ✅ High pressure and temperature tolerance
What Does Sch40 Thickness Mean?
Schedule 40 (Sch40) is an international wall thickness standard. In stainless steel pipes and flanges, Sch40 offers:
- Medium wall thickness suitable for water, gas, and chemical lines
- Higher pressure tolerance compared to light-duty flanges
- Good balance between durability and weight
Our SS 316 Sch40 puddle flanges follow ANSI/ASME B36.19M standards for dimensioning and pressure ratings.
SS 316 Seamless Sch40 Puddle Flange Sizes
We stock flanges from 40 mm to 200 mm nominal bore. Custom sizes and lengths available on request.
| Nominal Size (NB) | Outer Diameter | Wall Thickness (Sch40) | Material |
|---|---|---|---|
| 40 mm | 48.3 mm | 3.7 mm | SS 316 Seamless |
| 80 mm | 88.9 mm | 5.5 mm | SS 316 Seamless |
| 150 mm | 168.3 mm | 7.1 mm | SS 316 Seamless |
SS 316 Seamless Sch40 Puddle Flange Price List (Per Piece)
Prices may vary slightly based on thickness, polish finish, and quantity. Here’s a sample range:
| Size (NB) | Approx Price (INR) | GST Incl. |
|---|---|---|
| 40 mm | ₹950 – ₹1,200 | Yes |
| 80 mm | ₹1,850 – ₹2,200 | Yes |
| 150 mm | ₹3,800 – ₹4,500 | Yes |
? Request Updated Price or Bulk Quote
Frequently Asked Questions (FAQs)
Q1. What is the use of SS 316 puddle flange?
To ensure water-tight sealing where SS pipe passes through a concrete wall or slab, especially in tanks and STP systems.
Q2. How is Sch40 better than regular MS flange?
Sch40 stainless steel flanges have higher pressure and corrosion resistance than mild steel alternatives.
Q3. Can I get custom size with test certificate?
Yes, we supply material test certificates (MTC) with all custom orders on request.
Order SS 316 Sch40 Puddle Flanges with MTC
We supply across Delhi NCR and India with ready stock and custom manufacturing capabilities. Ideal for heavy-duty applications.
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