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Shanghai Naibo resistant pump valve manufacturing co., LTD is a professional manufacture of various types of control valve and pump production manufacturing joint venture, we always adhere to the "customer-centric" service purposes, the continuous optimization and innovation of our products, by construction, environmental protection, fire protection, hvac, water supply and drainage, oil chemical industry, metallurgy, papermaking, electric power industries such as the user's high praise; The starting point of customer's affirmation, is resistant to bo; Resistance to bo people will with great patience and confidence, to strive and create the world's top flow of the pump valve products; Provides excellent products and to really sincere service is our resistance to the theme of eternal pursuit!
NBKVJ641H pneumatic globe valve


1, well-selected materials, in line with the relevant standards at home and abroad, reasonable structure, beautiful appearance.
2, disc and seat sealing surface using iron base alloy or department too vertical (Stellite) cobalt-based hard alloy surfacing and become, wear-resisting, high temperature resistance, good corrosion resistance, abrasion resistance, long service life.
3, the valve stem through surface nitriding treatment and conditioning, with good corrosion resistance and abrasion resistance.
4, can be used in a variety of piping flange standards and flange seal face type, can meet the needs of all kinds of engineering and the user requirements.
5, variety complete body material, packing and gasket can be reasonable selection according to actual working condition or the user requirements, can be applicable to all kinds of pressure, temperature and medium conditions.
6, pour sealing adopts screw connection sealing seat or ontology austenitic stainless steel welding and become, reliable sealing, can change the packing without downtime, convenient and quick, do not affect system operation.
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