شیر دروازه فولادی ریخته گری

شرکت Guocheng Valve Group،LTD. is one of the leading China Cast Steel Gate Valve manufacturers, welcome to wholesale cheap Cast Steel Gate Valve from our factory.

API 600 CAST GATE VALVE DESCRIPTION

The gate valve can only be fully opened and fully closed to be used for cutting in the pipeline. It has such features as unlimited installation direction, small disturbed current, low pressure drop, shorter face-to-face dimension, good sealing performance and wide application range. The most important feature of the OVIKO steel gate valve is that it can be ensured that the permissible leakage rate can be lower than that specified in API6D and API600, and the middle shaft sealing can pass the USA VOC leakage test. OVIKO Company can provide trims of various materials including materials specified by API600. We can also provide valves of various casting materials, such as carbon steel, stainless steel, alloy, Hastelloy, nickel chrome and etc.

ویژگی های طراحی

◇ Certified to API 600
◇ Design of outside screw and yoke
◇ Bolted bonnet
◇ Pressure self-sealing type bonnet
◇ Design of wedge type flexible gate and full guide rail
◇ Operation methods: handwheel, bevel gear or electric operation
◇ Overlay welding by hard alloy can be performed on the seat surface according to specifications    in API600
◇ Replaceable valve seat and back seat
◇ Integral seat and back seat are adopted in stainless steel valves

انتخاب مواد

– CS (ASTM A216 WCB، WCC، WC6، WC9)، LTCS (ASTM A352 LCB، LCC، LC1، LC2، LC3)

– آستنیتی SS304 (ASTM A351 CF8)، SS316 (ASTM A351 CF8M)، SS304L (ASTM A351 CF3)، SS316L (ASTM A351 CF3M)

– فولاد ضد زنگ دولایه (ASTM A8904A, 5A, 6A)

– آلیاژ ۶۲۵ (UNS N06625)

– آلیاژ ۶۲۵ (UNS N08825)

– جنس آلیاژ مخصوص (CW6MC)