球墨铸铁管力学性能…Mechanical Property of DCI Pipe
※公称直径…DN
※水压实验…Hydrostatic Test
※抗拉强度…Tensile Strength
※延伸率…Elongation
※布氏强度…HBS
※内衬厚度…Liner Depth
T型接口球铁管重量(K9级)…Weight of DCI Pipe-T type (K9)
※直径…DN
※外径…DE
※壁厚…Pipe Thickness
※承口凸部近似重量…Socket Ledge Approximate Weight
※总重量近似值…Total Approximate Weight
K型接口球铁管重量(K9级)…Weight of DCI Pipe-K type (K9)
※直径…DN
※外径…DE
※壁厚…Pipe Thickness
※承口凸部近似重量…Socket Ledge Approximate Weight
※总重量近似值…Total Approximate Weight
T型滑入式接口图…Push-on joint (T type)
K型机械式接口图…Mechanical joint (K type)
球墨铸铁管生产流程…Production Process of DCI Pipe
※电炉铁水…Liquid Iron
※铁水净化…Liquid Iron Purification
※调质升温…Tempering Temperature
※球化处理…Spheroidizing
※光谱分析…Spectral Analysis
※离心浇注…Centrifugal Casting
※退火…Annealing
※喷锌…Zinc Spraying
※校圆打磨…Polishing
※切环抽检…Sampling
※水压试验…Hydrostatic Test
※内层涂敷…Inner Painting
※养护…Curing
※外涂…Outer Painting
※烘干…Drying
※检验包装…Inspecting and Packing
※成品…Final Product
球墨铸铁金相…Metallographical phase of DCI Pipe
金相显微镜…metalloscope
德国光谱仪…Spectroscope from Germany
拉力试验机…Tension Tester
全自动恒温应力压力试验机…Automatic constant temperature stress pressure testing machine
球磨铸铁管件…Fittings of DCI Pipe
球墨铸铁管件及附件是根据ISO2531要求进行生产和验收，采用当今世界上铸造工艺的高新技术EPC(消失模)工艺，它的几何精度、几何尺寸、表面细腻程度等各项技术指标都远远超过传统工艺。
DCI Pipe and the fittings are produced and tested according to ISO2531 standard, adopting the high-tech EPC, whose geometric accuracy, physical dimension, surface smooth and other technical indicators are far more excellent than that of the traditional craft.
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