As a professional pipe fitting manufacturer, we produce stainless steel close nipples with full-length NPT threading on both ends, machined in-house to ASME B1.20.1 standards. Every piece is manufactured from 304/316 stainless steel per ASTM A312, ensuring consistent quality and dimensional accuracy across every batch. Our manufacturing capabilities cover sizes from 1/8″ to 12″, with Schedule 40 and Schedule 80 wall thickness options. All products undergo strict quality inspection before shipment, with support for custom lengths and bulk supply for distributors and industrial buyers worldwide. Ideal for food processing, chemical processing, marine, and high-temperature piping systems where corrosion resistance and thread precision are critical. Contact us for factory pricing, MOQ, and lead time.
| Material | Stainless Steel |
|---|---|
| Thread Type | NPT |
| Standard | ASTM A312 |
| Material Grade | A106 Gr.B |
| Size Range | 1/8" – 12" |
| Schedule | SCH 40 / SCH 80 |
| Thread Standard | ASME B1.20.1 |
As a China-based pipe fitting manufacturer with years of experience supplying the American and European markets, we specialize in producing stainless steel, carbon steel, and brass pipe nipples and couplings. Our facility is equipped with precision CNC threading machines and dedicated quality control processes to ensure every product meets ASTM and ASME standards.
We supply distributors, wholesalers, and industrial buyers across the United States and Canada, offering consistent product quality, competitive factory-direct pricing, and reliable lead times on both standard and custom orders.
