BSPT BSPP NPT PS DIN G Stainless Steel SS304 SS316 Pipe Female Thread Coupling
BSPT, BSPP, NPT, PS, DIN, G Stainless Steel SS304 SS316 Pipe Female Thread Coupling
►Products description
Our stainless steel screwed pipe fittings and couplings are designed for durability, leak-proof performance, and effortless installation in high-pressure and corrosive environments. Crafted from high-grade 304/316 stainless steel, these fittings ensure exceptional resistance to rust, extreme temperatures, and chemical exposure, making them ideal for industries like oil & gas, chemical processing, water treatment, and food production.
Key Features & Benefits:
- Precision Threading – CNC-machined threads guarantee perfect sealing and vibration resistance, minimizing leakage risks.
- Robust Construction – High-tensile strength stainless steel provides long-term reliability even under harsh conditions.
- Versatile Compatibility – Available in multiple sizes (1/8” to 4”) and configurations (elbows, tees, unions, etc.) for seamless integration.
- Easy Installation – Screwed design allows for quick assembly/disassembly without specialized tools, reducing downtime.
Why Choose Us?
As a leading manufacturer, we combine advanced CNC machining, strict quality control (ISO 9001 certified), and competitive pricing to deliver fittings that outperform industry standards. Our customizable solutions and global supply chain ensure fast delivery—partner with us for premium quality, reliability, and unmatched service.
Upgrade your piping systems with fittings built to last—contact us today!
►Product Information
| Place of Origin | Zhejiang, China |
| Technic | Casting |
| Thread | BSPT, BSPP, NPT, PS, DIN |
| Material | 316, 316L, 304, 304L, Carbon |
| Application | Oil, Water, Industrial, Chemical, Water |
| Package | Standard sea worth bundles,Standard Plywood cases |
| Size | 1/8"-32" |
| Brand | Yuhao |
| Wall Thickness | SCH5-SCH160 |
►Products Size
| DN | NPS | OD | Nominal Wall Thickness | ||||||||||
| Schss | Sch10S | Sch405 | Sch8os | Sch10 | Sch20 | Sch30 | STD | Sch40 | Sch60 | XS | |||
| 6 | 1/8 | 10.3 | - | 1.24 | 1.73 | 2.41 | - | - | - | 1.73 | 1.73 | - | 2.41 |
| 8 | 1/4 | 13.7 | 1.65 | 2.24 | 3.02 | - | - | - | 2.24 | 2.24 | - | 3.02 | |
| 10 | 3/8 | 17.1 | - | 1.65 | 2.31 | 3.2 | - | - | - | 2.31 | 2.31 | - | 3.2 |
| 15 | 1/2 | 21.3 | 1.65 | 2.11 | 2.77 | 3.73 | - | - | - | 2.77 | 2.77 | - | 3.73 |
| 20 | 3/4 | 26.7 | 1.65 | 2.11 | 2.87 | 3.91 | - | - | - | 2.87 | 2.87 | - | 3.91 |
| 25 | 1 | 33.4 | 1.65 | 2.77 | 3.38 | 4.55 | - | - | - | 3.38 | 3.38 | - | 4.55 |
| 32 | 1 1/4 | 42.2 | 1.65 | 2.77 | 3.56 | 4.85 | - | - | - | 3.56 | 3.56 | - | 4.85 |
| 40 | 1 1/2 | 48.3 | 1.65 | 2.77 | 3.68 | 5.08 | - | - | - | 3.68 | 3.68 | - | 5.08 |
| 50 | 2 | 60.3 | 1.65 | 2.77 | 3.91 | 5.54 | - | - | - | 3.91 | 3.91 | - | 5.54 |
| 65 | 2 1/2 | 73 | 2.11 | 3.05 | 5.16 | 7.01 | - | - | - | 5.16 | 5.16 | - | 7.01 |
| 80 | 3 | 88.9 | 2.11 | 3.05 | 5.49 | 7.62 | - | - | - | 5.49 | 5.49 | - | 7.62 |
| 90 | 3 1/2 | 101.6 | 2.11 | 3.05 | 5.74 | 8.08 | - | - | - | 5.74 | 5.74 | - | 8.08 |
| 100 | 4 | 114.3 | 2.11 | 3.05 | 6.02 | 8.56 | - | - | - | 6.02 | 6.02 | - | 8.56 |
| 125 | 5 | 141.3 | 2.77 | 3.4 | 6.55 | 9.53 | - | - | - | 6.55 | 6.55 | - | 9.53 |
| 150 | 6 | 168.3 | 2.77 | 3.4 | 7.11 | 10.97 | - | - | - | 7.11 | 7.11 | - | 10.97 |
| 200 | 8 | 219.1 | 2.77 | 3.76 | 8.18 | 12.7 | - | 6.35 | 7.04 | 8.18 | 8.18 | 10.31 | 12.7 |
| 250 | 10 | 273 | 3.4 | 4.19 | 9.27 | 12.7 | - | 6.35 | 7.8 | 9.27 | 9.27 | 12.7 | 12.7 |
| 300 | 12 | 323.8 | 3.96 | 4.57 | 9.53 | 12.7 | - | 6.35 | 8.38 | 9.53 | 10.31 | 14.27 | 12.7 |
| 350 | 14 | 355.6 | 3.96 | 4.78 | - | - | 6.35 | 7.92 | 9.53 | 9.53 | 11.13 | 15.09 | 12.7 |
| 400 | 16 | 406.4 | 4.19 | 4.78 | - | 6.35 | 7.92 | 9.53 | 9.53 | 12.7 | 16.66 | 12.7 | |
| 450 | 18 | 457 | 4.19 | 4.78 | - | - | 6.35 | 7.92 | 11.13 | 9.53 | 14.27 | 19.05 | 12.7 |
| 500 | 20 | 508 | 4.78 | 5.54 | - | - | 6.35 | 9.53 | 12.7 | 9.53 | 15.09 | 20.62 | 12.7 |
►Shot Shoot
►FAQ
Q1: What is your minimum order quantity?
A: The MOQ for each product is different, so it would be recommended to refer to the detail page of the product you are interested in. If you need further clarification, send me the product link, and I will reply as soon as possible.
Q2: Can I customize products?
A: Yes. Let me know the specific customization requirements, and I will get back to you as soon as possible.
Q3: Do you provide samples ? Is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q4: What about your delivery time if we placed order?
A: We have large of ready stock,in general we can delivery within 2-10days.
Q5: Which payment terms you can accept?
A: We can accept TT,LC,DP,DA,Western Union or Negotiation.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.


