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2017 hot sale general utility needle valve with high quality

China

NU

30 ~ 60 / Piece ( Negotiable ) أحصل على آخر سعر

China

30 per Piece

10 Piece

standard package or upon your request

7-21 days against orders confirmed

2000 Piece per Week

T/T, Western Union, PayPal

-

الاتصال الآن

الوصف

~General utility service needle valve (NU series)
1. Max working pressure:
Stainless steel: 414 bar (6000 psig)
Alloy C-276:  414 bar (6000 psig)
Alloy 400:    345 bar (5000 psig)
Ti:          241 bar (3500 psig)
Brass:       207 bar (3000 psig)
2. Temperature:
PTFE packing: -54°C to 232°C (-65°F to 450°F)
Graphite packing: -54°C to 649°C (-65°F to 1200°F)
3. Two stem design, special hardened upper stem threads, rolling hardened surface of the lower stem.
4. Lubricant of the upper stem threads is separate from medium.
5. Up and down motion of the lower stem instead of the rotating movements reduces the wear of the packing and avoid the galling between seat and head.
6. The valve has back sealing function in full open position.
7. Panel installation.
8. Two handle pins make the handle firmly and lastingly.
9. Diverse colors of the handle are available.
10. Every valve is 100% factory tested with nitrogen.
 

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الشخص الذي يمكن الاتصال به: Emma

الشركة:Jiangsu Jingwei Valves Co.Ltd

عنوان:Yancheng, Jiangsu, China,

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Emma < Jiangsu Jingwei Valves Co.Ltd >
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