Casting Steel Material:
Visual check for cast steel material includes: Surface quality, dimension, chemical properties, mechanical perfomance, non-destructive testing to ensure that the comprehensive performance of raw materials comply with the relevant ASTM, BS, EN, JISstandards.
Body:
The design provides the whole structure of low flow resistance channel structure, enables the boly stiffness and strength to bear the nominal piping pressure and stress loading, the valve body wall thickness design complies with the API600 with sufficient margin corrosion resistance for the medium.
Bonnet:
Bonnet can be designed with a variety of seal structure of body connection to meet the needs of different operating conditions, the structure can be equipped to connect with jacketed, flat, spiral wound or metal ring gasket, or. Pressure-seal valve bonnet for Calss900/1500/2500.
Seat:
Seat structure can be designed as per user requirements as a whole alloy steel materials pressed-in sealing structure, welding sealing, or screw connection in assembly. The austenitic stainless steel body material can be provided with integral seat.
Plate components
Plate components include: Plate, hanger, washer, gland or locking nut, locing pin, Swing check valve can be maintained on pipeline directly, and its plate design applies often the conventional rigid parallel seal structure.
Seat and other seal material:
The choice of materials for the Seat and other seal material can be as per API600 standard, or users design and manufacturing requirements.
Bonnet and body seal structrue
Class 150, 300, 600: Spiral stainless steel and flexible graphite wound gasket
Class 900 and above: Metal ring gasket
Kcm valve co, Ltd. Established in 1983, has 29years history. Kcm is a modernized manufacturing enterprise, which integrates research, develop, manufacture and marketing of industrial valves. Kcm is the abbreviation for the golden key to construct the motherland. It got API, MSS, ISO, EN, BS, JIS, DIN, NF cetifications. Throughout the years kcm has lived up to its kcm meaning as a key to construct the motherland by manufacturing and supplying numerous industrial valves to pipelines in fields of petrochemical, oil refinery, chemical, oil production, electric power station, chemical fertilizer, metallurgical, nuclear power, national defense, pharmaceutical industries. Kcm has become a new and high technological enterprise of zhejiang province, executing unit of the state torch plan projects and a member of sinopec resource equipment market. Kcm major products are gate valve, globe valve, check valve, ball valve, butterfly valve and needle valve with the materials of carbon steel, alloy steel, stainless steel, ultra-low carbon stainless steel and monel etc.
