MSS SP-70 ANSI NRS Metal Seated Gate Valve
125LB / 150LB
2”~36” (50~900mm)
Cast Iron, Ductile Iron
MSS SP-70 ANSI NRS Metal Seated Gate Valve Product Information
MSS SP-70 ANSI NRS metal seated gate valve is one type of non-rising stem gate valve according to ANSI 125LB, whose solid wedge gate is bronze material. Its moving direction is perpendicular with flow. Gate valve can be only full open or full close. ANSI cast iron gate valves are widely used in series of industries, especially in water supply projects, public works, water treatment plan, fire fighting, etc. Flowspec Luokai can manufacture and supply the MSS SP-70 ANSI NRS metal seated gate valve with sizes of 2”~36” (DN50~DN900mm).
1. FEATURES
- Full bore design
- BB, bolted bonnet
- NRS, non-rising stem
- Non-rising stem and non-rising hand wheel
- Metal seated, renewable seat rings
- Available with gear operator
3. STANDARDS
- Design & manufacturing: MSS SP-70
- Face to face: ANSI B16.10
- Flanged ends: ANSI B16.1(125LB) / ANSI B16.5(150LB)
- Inspection & testing: API598
- Working pressure: 125S, 200WOG with MSS SP-70
2. TECHNICAL SPECIFICATIONS
- 125LB / 150LB
- Size: 2”~36” (DN50~DN900mm)
- Materials: cast iron (ASTM A126 class B), ductile iron (ASTM A536 65-45-12)
- Applicable medium: water, sewage, waste water, oil, gas
- Applicable temperature: -10℃~+80℃
- Working pressure: 125S, 200WOG
4. APPLICATIONS
- Water supply plant
- High building industry
- Mining, steel industry
- Metallurgy plant, power plant
- Oil, chemical industry
- Textile, pharmaceutical industry
- Waste water, sludge, sewage treatment industry
- Food, pharmaceutical industry
Why Choose Flowspec Luokai
45+ Years Experience
Founded in 1978, manufacturing industrial valves for over four decades with proven reliability worldwide.
Global Certifications
ISO 9001, CE/PED, WRAS, FM, UL, API approved — compliant with international quality and safety standards.
OEM Custom Solutions
Flexible design and manufacturing per your specifications — material, size, pressure, actuation tailored to project needs.
Worldwide Delivery
Exported to 5 continents — North & South America, Europe, Middle East, Southeast Asia, and Africa.
Our Service Promise
Strict Quality Control
Every valve tested to API 598, EN 12266 before shipment
Timely Global Delivery
Reliable logistics to 5 continents with secure packaging
OEM & Custom Design
Tailored material, size, pressure and actuation to your specs
Dedicated After-Sales
Technical support and service throughout product lifecycle


