At Xi’an QinSteel Trading Co., Ltd, we specialize in manufacturing API/ASME-certified forged steel threadolets designed for high-pressure industrial systems. With a GMP-certified factory, global certifications, and a 50,000+ unit inventory, we deliver bulk orders swiftly to oil, gas, and chemical industries worldwide.
Our products are engineered to create secure, leak-proof branch connections in pipelines without welding. Ideal for Class 3000 to 9000 pressure systems, they’re crafted from ASTM-certified materials like A105 and A350 LF2, ensuring reliability in extreme temperatures and corrosive environments.
| Parameter | Details |
|---|---|
| Size Range | 1/8" to 4" (DN 6 to DN 100) |
| Pressure Rating | Class 3000, 6000, 9000 |
| Standards | ASME B16.11, MSS SP-97, API 6A |
| Material Grades | A105, LF2, F304/F316, Duplex Steels |
| Thread Types | NPT, BSPT, BSPP |
✅ Certified Quality
Every product meets MSS SP-97 and API 6A standards, backed by ISO 9001, PED, and NACE MR0175 certifications.
✅ High-Pressure Performance
Rated up to 9000 PSI, our threadolets withstand harsh oil/gas pipelines and chemical processing systems.
✅ Bulk Availability
50,000+ units in stock for rapid dispatch—ideal for urgent project deadlines.
✅ Customization
Tailor thread types, sizes, and coatings (e.g., anti-corrosion) via our OEM/ODM services.
✅ Global Logistics
DDP shipping, real-time tracking, and damage-proof packaging ensure on-time delivery.
Each forged steel threadolet undergoes hydrostatic testing, dimensional checks, and material composition analysis. Third-party reports (SGS, Bureau Veritas) available upon request.
Triple-layer packaging with anti-rust treatment protects products during transit. Most orders ship within 7–10 days.
Our R&D team provides 24/7 technical assistance for custom requirements.



FAQs
Are your threadolets API 6A-certified?
Yes—all products comply with API 6A, ASME B16.11, and ISO 9001.
Can you customize thread types?
Absolutely! We support NPT, BSPT, BSPP, and non-standard threading.
What’s the lead time for 10,000 units?
Standard bulk orders ship in 7–10 days. Urgent orders? Contact us for expedited options.
Do you offer volume discounts?
Yes—competitive pricing for 5,000+ unit orders.
How do you prevent corrosion during shipping?
We use VCI-coated packaging and desiccant packs for long-term protection.
📧 Email: info@sxqinsteel.com
🌐 Custom Requests: Share your Forged Steel Threadolet specs—we'll respond within 48 hours.
Xi'an QinSteel Trading Co., Ltd—Your Partner in High-Pressure Pipeline Solutions.
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