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400型由壬
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Product Introduction
采用高强度合金钢锻造而成,严格的热处理确保接头有匀均一致的金相组织和承压能力,所使用材料完全符合美国ASTM和AISI标准,产品技术指标完全符合API Spec 6A标准,产品密封可靠、装卸快捷、通用互换性好。产品可用管线螺纹、油管螺纹、对焊式或压密封端部连接。
400型采用壁厚和坚固的设计,具有环形和锥形金属密封,以便容易进行对中和可靠的密封.适用于空气、水、石油、天然气和泥浆服务4000 psi NSCWP。