May 31, 2026
Leading ANSI Pump Manufacturer
ANSI B73.1 Chemical Process Pumps — 100% Interchangeable with Goulds 3196 & Durco Mark III
Complete ANSI centrifugal pump replacements in CF8M, CD4MCuN, Hastelloy, Titanium, and Zirconium. Fast 6-10 week delivery. No piping or baseplate modifications required.
Scroll
Our Range
PRODUCTS
Heavy-Duty Pulp Stock Process Pumps
ANSI B73.1 heavy-duty stock pumps for pulp transfer, screening, refining, and paper machine approach systems at up to 8% consistency. Open-vane impeller with rear pump-out vanes prevents dewatering. Available in CF8M, Duplex SS, and high-alloy materials for 24/7 mill service.
Chemical Recovery Process Pumps
ANSI B73.1 chemical recovery process pumps for black liquor, green liquor, white liquor, and causticizing service in pulp and paper mills. Available in Duplex SS, Alloy 20, Hastelloy C-276, and Titanium. 100% interchangeable with Goulds 3196 and Durco Mark III.
ANSI Pump Replacement Parts Service
Comprehensive replacement parts for ANSI B73.1 process pumps including Goulds 3196 and Durco Mark III. Wet-end components: casing, impeller, cover, adapter, frame, bearing housing, shaft, shaft sleeve, seal chamber. All materials from 316SS to Zirconium. 48-hour emergency MRO dispatch.
Custom OEM Pump Manufacturing Service
Full-service custom pump manufacturing from drawings, samples, or specifications. Reverse engineering of discontinued parts. Complete in-house capabilities: casting (sand, lost foam, V-process), CNC machining, hydrostatic testing, and performance verification per HI 14.6. All exotic alloys available.
Mark 3 ANSI Chemical Process Pumps
ANSI B73.1 chemical process pump 100% dimensionally interchangeable with Durco (Flowserve) Mark III. Reverse vane impeller design for reduced seal chamber pressure and extended bearing life. Available in all exotic alloys including Hastelloy C-276, Titanium, CD4MCuN, and Zirconium. Group I, II, and III frame sizes. Flows to 7,500 GPM. External impeller adjustment for fast, accurate clearance setting.
Titanium ANSI Chemical Process Pump
ANSI B73.1 chemical process pump 100% dimensionally interchangeable with Durco (Flowserve) Mark III. Reverse vane impeller design for reduced seal chamber pressure and extended bearing life. Available in all exotic alloys including Hastelloy C-276, Titanium, CD4MCuN, and Zirconium. Group I, II, and III frame sizes. Flows to 7,500 GPM. External impeller adjustment for fast, accurate clearance setting.
Who We Are
Learn More About Us
ABOUT US - One-stop comprehensive solution provider
Jinan Yingsiman Machinery Co., Ltd is a leader in the chemical pump industry. We specialize in ANSI process pumps, focusing on Goulds 3196 and DURCO MARK III series replacements. We provide professional pump solutions tailored to specific corrosion and industrial needs.
10+ Years
Industry experience in chemical pump manufacturing
100% Interchangeable
With Goulds 3196 & Durco Mark III wet ends
Global Export
Trusted by clients in 50+ countries worldwide
10+
Years Experience
Advantages
Why Choose Us
100% Interchangeable
Perfect fit for Mark III & Goulds 3196 wet ends. No site modification required.
Full Material Coverage
Titanium, Nickel, Hastelloy C, Alloy 20, CD4M, 316SS, Cast Steel available.
Shorter Lead Time
Delivery time reduced by 30-50% compared to original brands.
Cost Effective
Comprehensive procurement cost reduced by 20-40%.
10+
Years Experience
500+
Global Clients
50+
Countries Exported
100%
Interchangeability
Latest Updates
NEWS
31
May
The True Cost of ANSI Pump Ownership: Why Purchase Price Is Only 10% of the Story
Purchase price is only ~10% of an ANSI process pump's lifecycle cost. Energy, maintenance, and downtime account for 70%. Learn how to evaluate pump alternatives on total cost — not just upfront price.
Read More
Get in Touch
CONTACT US
Contact Information
Get product information, technical support or customized solutions from our expert team.
Address
Jinan, Shandong, China
Phone
+86-186 5910 6155
Working Hours
Mon - Fri: 8:30 AM - 5:30 PM (CST)
ANSI B73.1 Process Pump Manufacturer — Yingsiman
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.
ANSI B73.1 Certified
Full compliance with ASME B73.1 dimensional and performance standards.
Full MTR Package
EN 10204 3.1 material certificates and PMI verification with every shipment.
6-10 Week Delivery
30-50% faster than OEM lead times. Rush orders in as little as 3-4 weeks.
Global Support
50+ countries served. 24/7 technical support and MRO parts dispatch worldwide.