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We are a leading manufacturer of ductile iron pipes, steel and PVC pipe fittings, valves, flanges, and complete pipeline systems. With premium materials from Shanxi’s industrial heartland, we deliver durable, high-performance solutions for water, gas, and industrial infrastructure.
Located in Shanxi, China — a province rich in iron ore, coke, steel, and other industrial raw materials — we are a professional manufacturer of pipeline products with a strong commitment to quality and innovation.
We supply a comprehensive range of products including ductile iron pipes, ductile iron pipe fittings, steel pipes, steel pipe fittings, PVC pipes, valves, flanges, manhole covers, hydrants, and more. Our solutions are engineered for durability, performance, and compliance with international standards.
We aim to build long-term, mutually beneficial cooperation relationships with clients worldwide. Whether for municipal water systems, industrial plants, or large-scale infrastructure, Solid Pipeline delivers reliable, cost-effective solutions.
High-quality, engineered pipeline components designed for strength, longevity, and performance in demanding environments.
Available in K, TY, and SE types. Ideal for water and sewage systems. High tensile strength and corrosion resistance.
AWWA C151 / ISO 2531
Flanged, socket, AWWA, and DI-PVC transition fittings. Precision-engineered for leak-free joints.
ISO 2531 / EN 545
Gate, butterfly, check, globe, and ball valves. Durable construction for industrial and municipal use.
API 600 / DIN 3202
Elbows, tees, reducers, caps. Suitable for high-pressure and high-temperature applications.
ASME B16.9
Lightweight, corrosion-resistant, and easy to install. Ideal for drainage and irrigation.
ISO 1452 / ASTM D1785
Weld neck, slip-on, blind, and lap joint flanges. Compatible with various piping systems.
ANSI B16.5 / DIN
Heavy-duty cast iron covers and gully gratings. Designed for urban and industrial applications.
EN 124 Class D400
Dry and wet barrel hydrants. Reliable performance for fire protection systems.
AWWA C502
Accurate measurement and protection for water distribution networks.
ISO 4064
Automatic air release and vacuum break valves for pipeline protection.
AWWA C512
Protect pumps and valves from debris. Easy maintenance and robust design.
ASME B16.34
Expansion joints, couplings, clamps, and sealing systems for complete pipeline integrity.
Custom SolutionsEngineered excellence, global standards, and unmatched reliability.
Manufactured in Shanxi, China — a region rich in raw materials — ensuring consistent quality and strength.
Products comply with AWWA, ISO, DIN, API, and EN standards for international project compatibility.
We respond quickly to inquiries and support long-term cooperation with technical and logistical assistance.
Rigorous testing ensures every product meets international standards.
Tensile strength, elongation, hardness, and impact resistance verified per ISO and ASTM standards.
Spectrometric testing of raw materials and final products to ensure composition accuracy.
Precision measurement of diameters, wall thickness, and tolerances using digital gauges.
Cement mortar lining, epoxy, and zinc coatings tested for adhesion and durability.
Ductile iron, also known as nodular iron, is a cast iron with spherical graphite structures that provide high strength, ductility, and impact resistance compared to gray iron.
Yes, we provide OEM and ODM services. Contact us with your specifications for tailored solutions.
Our products meet AWWA, ISO, DIN, API, and EN standards. Inspection reports are available upon request.
MOQ varies by product. Please contact us directly for specific requirements and pricing.
We're eager to receive your inquiries and build long-term, mutually beneficial partnerships.
Phone: +86 351 8390 369
Fax: +86 351 8390 339
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