ANSI B73.1 Chemical Process Pumps — 100% Interchangeable with Goulds 3196 & Durco Mark III

Your Trusted ANSI Process Pump Replacement Manufacturer

When chemical plants, refineries, and pulp & paper mills need a reliable ANSI process pump replacement manufacturer, they turn to ANSI Pumps Pro (Jinan Yingsiman Machinery Co., Ltd). As a specialized ANSI process pump replacement manufacturer with over a decade of engineering expertise, we produce 100% dimensionally interchangeable replacements for Goulds 3196 and Durco Mark III centrifugal pumps — delivering 30–50% shorter lead times and 20–40% cost savings versus major OEMs.

As a premier ANSI process pump replacement manufacturer, our comprehensive product line covers all ANSI frame sizes from STX through XLTX, with capacities up to 7,500 GPM (1,700 m³/h), heads to 990 ft (300 m), and temperatures from -73°C to 371°C. We maintain an extensive material portfolio including CF8M (316 Stainless Steel), CD4MCuN (Duplex SS), CN7M (Alloy 20), Hastelloy B & C-276, Nickel 200, Titanium Grade 2 & Pd7B, and Zirconium 702 — all backed by full EN 10204 3.1 material traceability and PMI verification.

Why Choose Our ANSI Process Pump Replacement Services

• 100% Dimensional Interchangeability — Same mounting dimensions, nozzle locations, shaft centerlines, and baseplate bolt patterns as Goulds 3196 and Durco Mark III. No piping or baseplate modifications required.
• Full Material Coverage — Complete exotic alloy portfolio: CF8M (316SS), CD4MCuN (Duplex), CN7M (Alloy 20), Hastelloy B & C-276, Nickel 200, Titanium Gr.2 & Pd7B, and Zirconium 702 with full EN 10204 3.1 MTR certificates.
• 6–10 Week Delivery — 30–50% faster than OEM lead times of 16–26 weeks. Rush orders available in as little as 3–4 weeks for critical MRO situations.
• ISO 9001:2015 Certified — Full compliance with ASME B73.1 dimensional and performance standards. Hydrostatic testing and performance verification per HI 14.6 on every pump.
• Global Export Coverage — Trusted by clients in 50+ countries across chemical processing, petrochemical, pulp & paper, mining, water treatment, and pharmaceutical industries.

Industries We Serve Worldwide

Every Yingsiman pump is engineered for drop-in interchangeability and backed by comprehensive after-sales technical support. As your dedicated ANSI process pump replacement manufacturer, we serve chemical plants, refineries, pulp & paper mills, mining operations, water treatment facilities, and pharmaceutical manufacturers across 50+ countries.

Our dedicated MRO parts service provides 48-hour emergency dispatch for all ANSI B73.1 wet-end components — casings, impellers, covers, adapters, bearing housings, shafts, shaft sleeves, and seal chambers — all manufactured to the same interchangeability standards as our complete pumps.

Contact our engineering team today for a detailed quotation, material recommendation, or technical consultation. Learn more about our company or browse our complete product range.