Premium Stainless steel pipe fittings Manufacturer
22+ years of OEM/ODM expertise. Manufacturing world-class pipes, fittings & flanges to ASTM, ASME, DIN, JIS standards. From DN15mm to DN3000mm (1/4"-120").
Full Traceability
Material test reports included
Custom Manufacturing
Non-standard products supported
Global Export
US, EU, Japan, Southeast Asia
Large Volume Orders
Flexible delivery schedules
Everything You Need to Make a Decision
Complete technical specifications, material certifications, and production capabilities at your fingertips.
Product Catalog
Complete specifications for pipes, fittings, and flanges. Over 200 models and 1,000+ specifications.
- DN15mm-DN3000mm range
- 304/304L, 316/316L, Duplex steel
- Seamless & welded options
Standards Compliance
Manufacturing to global standards with full documentation and material test reports.
- ASTM A312 / A269 / A403
- ASME B16.5 / B16.9 / B16.11
- DIN, EN, JIS equivalents
Testing Capabilities
Comprehensive in-house and third-party testing to ensure quality and compliance.
- Chemical & mechanical analysis
- Non-destructive testing (PT/UT/RT)
- Pressure & dimension tolerance
Complete Stainless Steel Solutions
From raw materials to finished products. We manufacture pipes, fittings, and flanges for industrial and infrastructure projects worldwide.
Stainless Steel Pipes
Seamless and welded pipes from DN15mm to DN3000mm. Materials: 304/304L, 316/316L, Duplex steel.
- ASTM A312 / A269 compliant
- Seamless & ERW/EFW welded
- Custom lengths available
Pipe Fittings
Elbows, tees, reducers, and caps. Cold/heat forming with precision machining.
- ASME B16.9 / B16.11 standard
- Butt weld & socket weld types
- 45°/90° elbows, concentric/eccentric reducers
Flanges
Forged and plate flanges. Patented anti-leakage designs available.
- ASME B16.5 / EN 1092-1
- Slip-on, weld neck, blind, threaded
- Class 150-2500 pressure ratings
Custom OEM/ODM Manufacturing
Non-standard products tailored to your project blueprints. From drawing support to material selection, we handle the complete manufacturing process.
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Engineering drawing review & optimization
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Material selection consultation
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Prototyping & sample production
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Large-volume production & delivery
Certified Quality. Trusted Worldwide.
ISO-certified manufacturing facility with full traceability and third-party inspection support. Every product meets international standards.
ISO 9001
Quality Management System
ASME
Boiler & Pressure Vessel Code
PED
Pressure Equipment Directive
CE / DNV
European & Maritime Standards
Real Factory. Real Quality.
HuaboPipe operates modern production facilities in Lishui, China. With over 22 years of manufacturing experience, we've built a reputation for consistent quality and reliable delivery.
Modern Production Lines
Multiple production lines for pipes, fittings, and flanges with automated quality control.
Professional Technical Team
Experienced engineers and quality inspectors ensure every product meets specifications.
Global Export Experience
Products exported to US, Europe, Japan, Southeast Asia, and South Africa.
Third-Party Inspection Welcome
We support audits from SGS, Bureau Veritas (BV), and TUV for your peace of mind.
Get Your Free Quote Today
Tell us about your project. Our team will respond within 24 hours with a detailed quotation and technical support.
Why Choose HuaboPipe?
24-Hour Response
Quick turnaround on quotations and technical inquiries.
Competitive Pricing
Direct factory pricing with no middlemen markup.
Full Traceability
Material test reports and certifications included.
Flexible Delivery
Accommodating schedules for large-volume orders.