API Plan53A: Both Air Cooling & Water Cooling Available? 2026-04-23

PLAN53A is a dual mechanical seal flush system with pressurized barrier fluid. For Plan 53A in the API 682 standard, both air-cooled and water-cooled configurations are available in terms of cooling method, among which the water-cooled configuration is the most common.

Dandong Runhe Seal Passes ISO Triple System Certification Audit 2026-04-22

Dandong Runhe Seal Co., Ltd. successfully completes ISO 9001/14001/45001 triple system certification audit, reaffirming its quality, environmental and safety standards for mechanical seals.

Booming Orders & Full Overtime Production | Dandong Runhe Seal Co., Ltd. 2026-04-21

Dandong Runhe Seal boasts surging orders and full staff overtime. We supply leak-free, energy-saving and maintenance-free seal systems, serving China and Taiwan with high-precision mechanical seal products and reliable global services.

Dandong Runhe Seal - Professional Mechanical Seal Manufacturer & Supplier 2026-04-16

We are a trusted mechanical seal manufacturer and exporter offering custom solutions. We supply quality seals and related professional support for global industrial applications.

Cartridge Spring Mechanical Seal, Model R8B-120F 2026-04-11

Our R8B-120F mechanical seals are now in the packaging stage with complete documents provided. We offer professional prices, quotations, replacement parts and tailored sealing solutions.

Runhe Seals: Since 2008 – Professional Mechanical Seals & Supporting Systems 2026-04-10

Since 2008, Runhe Seals has 18 years of experience providing high-quality mechanical seals and supporting systems for global industrial customers.

Professional Manufacturer of Mechanical Seal & Pump Auxiliary Systems 2026-04-08

Dandong Runhe Seals specializes in professional pump seal support, flush and auxiliary systems. We deliver reliable, high-precision products and superior service to global customers.

Dandong Runhe Seal Co., Ltd.: Continuous Innovation & R&D in Sealing Solutions 2026-04-07

Dandong Runhe Sealing keeps developing new products including the Type 22 System with basket strainer and various high-performance sealing systems for industrial applications.

Workshop Polished & Optimized for Premium Mechanical Seal Manufacturing 2026-04-06

Runhe has refined its core workshop to stabilize quality for custom chemical, petrochemical and water seal support systems. We supply standard & tailor-made seal auxiliary packages for oil & gas, power, mining and marine industrial applications worldwide.

Runhe Sealing: Strong Manufacturing & Precision Machining Strength 2026-04-03

We deliver powerful manufacturing strength with real production and shipping views. We customize all mechanical seals, own full 3/4/5-axis centers, and cooperate with electromechanical colleges to offer premium reliable sealing solutions worldwide.

Global Reliable Sealing Solutions & Daily Shipment Updates 2026-04-02

We supply premium API 682, Plan 52/53A/B/C/54/55 seal systems and diverse mechanical seals. Professional precision machining is available. Reach out anytime for tailored technical solutions and reliable global service support.

Welcome to Our Production Workshop 2026-03-31

We provide reliable API 682 seal systems and auxiliary solutions for centrifugal pumps, slurry pumps, compressors and reactors, and welcome global customers for visits and cooperation.