标配 4 英寸半提升盖。 它允许通过钻井机的绞盘提升半自流井中的套管和过滤器。
PE 管 80 蓝色建筑扩展 20MM NBR 8417 - 水建筑扩展系统 - 聚乙烯管 要求。(黑色) NBR 9798 - 用于机械接头的聚丙烯 (PP
ASTM A312 TP347 stainless steel pipe, tp347h material, tp 347 stainless steel se
中国工厂镀锌和黑件90度接头螺纹玛钢管件
ASTM A312 tp 321 tube, a312 tp 321h pipe, astm a312 321 stainless pipe, a312 321
we supply heat pumps, domestic heat pumps and commercial heat pumps and industri
尺寸: 方管:10x10 - 500x500mm 方管:10x20 - 400x600mm 圆管:直径25 - 300mm 壁厚:0.
阀门、配件、碳钢法兰、不锈钢和特殊合金
1/2" Male x Female Npt Brass Gas Ball Valve
3000PSI法兰接头 型号:87311. 87341,87391 6000PSI法兰接头 型号:87611. 87641,87691
N08800 Condenser Tube, Heat Exchanger Tube, N08810 Superheater Tube. GRADES:TP30
工厂直销的可锻性铸铁连接件镀锌和黑件90度弯头
VICSTEELPIPE supply high quality ASTM A213 Seamless Boiler tube, from the raw ma
Benefits of HDPE Underground Water Pipes Corrosion and Leak Resistance HDPE pipe
业务范围:不锈钢、合金钢、碳钢、无缝管、管材、U型管、管件及法兰的制造商
At Centerway Steel, our production line integrates: · High-temperature solid sol
ball valve,gate valve,butterfly valve
GRADE: UNS S32750 (Alloy 2507, China: 022Cr23Ni5Mo3N) STANDARD: ASTM A789 / ASME
工厂热销的可锻性铸铁连接件镀锌和黑件的四孔法兰(322)
SYI可根据ISO2531 EN545 EN598提供离心铸造球墨铸铁Tyton推入式承插接头管,DN80至DN2000,包括K7、K8、K9、K10、K12、
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