Diaphragm Valves
The company describes diaphragm isolation between the process medium and stem mechanism, with diaphragm and lining options to select for the actual fluid.
View product →Supplier product
Hunan Junkai Metallurgical Technology
Junkai describes quarter-turn conical plug valves with lubricated or self-lubricating configurations and two-way or three-way flow arrangements.
Specify the number of flow ports, required flow switching, actuation, pipe connections, medium and operating conditions. Request the actual plug and seat arrangement, port diagram and installation drawing for the proposed valve, with the switching sequence matched to the intended process. Request the current catalogue or drawing for this item, and confirm the offered configuration and supporting documents with the company before specifying an order.
Hunan Junkai Metallurgical Technology · Changsha, Hunan
Read the supplier product description
Source reviewed: 2026-11-14. This directory summary organises the supplier’s published product information.
Back to company product centerThe company describes diaphragm isolation between the process medium and stem mechanism, with diaphragm and lining options to select for the actual fluid.
View product →Junkai separately lists needle and angle throttling constructions for controlled small valve travel; request the actual trim and pressure-drop selection.
View product →The safety-valve entry identifies spring-loaded full-lift constructions, including A48 and A49 references; request the actual set-pressure and discharge documents.
View product →The butterfly-valve catalogue identifies a VPSA switching version for vacuum pressure-swing adsorption systems; confirm its actual cycle duty and seat configuration.
View product →Junkai describes lined ball-valve constructions with PFA or PTFE options; select the actual lining and connection for the process fluid.
View product →