Stainless Steel SCH40 316/316L Welded Pipe Nipple (2"–4")

High Demand Item – Frequently Reordered by Contractors and Industrial Buyers

SMP Stainless Steel SCH40 Welded Pipe Nipples are manufactured from 304/304L or 316/316L stainless steel welded pipe. NPT threads on both ends for standard threaded piping connections.

Schedule 40 wall. Select grade and size from the dropdown.

Applications

• Corrosive fluid and chemical service piping
• Stainless steel process piping systems
• Marine and outdoor installations

Key Features

• 304/304L and 316/316L stainless steel
• Schedule 40 wall
• Welded construction
• NPT threaded both ends

Frequently Asked Questions

What material standard?

ASTM A53 Grade B for carbon steel welded nipples. ASTM A106 Grade B for seamless. Brass nipples are lead-free.

What thread type?

NPT — National Pipe Taper threads on both ends.

What sizes and lengths?

Select from the dropdown above.

Is bulk pricing available?

Yes — contact us for volume pricing.

Why Contractors Choose This Product

• ASTM-grade materials for consistent quality in commercial and industrial systems
• NPT threads on both ends — standard compatibility across fittings and valves
• Multiple sizes and lengths from a single source
• In stock — fast shipping from U.S. warehouses
• Bulk pricing available for stocking orders