The all-welded interflanged ball valve with mating flanges is designed for installation as a shut-off device on pipelines of general industrial purpose and pipelines of gas and petrochemical industry facilities.
Working medium - light petroleum products.
They are manufactured in climatic version U1, UHL1.
Tightness in the gate is class A according to GOST 9544-93.
Ball plug - one-piece, without seams, material - stainless steel 12?18?10?; steel 20 with coating.
Body material - steel 09G2S, 12X18N10T or steel 20.
Material of gland and plug seals - fluoroplastic of F4 grade.
To increase the lifetime of the valves, the disc springs press the seals against the floating ball.
floating ball. The spindle is sealed with a PTFE ring to protect against tearing out.
The average life before the crane is written off is at least 8000 cycles.
Working pressure - 0,6 ... 1,6 MPa.
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