GB9117.4-2000环连接面带颈承插焊钢制管法兰.pdf

GB/T 9117.42000中华人民共和国国家标准环连接面带颈承插焊钢制管法兰Hubbed socket welding steel pipe flangeswith ring-joint faceGB/T 9117.420001 范围本标准规定了公称压力PN为2.0、5.0、11.0、15.0和26.0 MPa的环连接面带颈承插焊钢制管法兰的型式和尺寸。本标准适用于公称压力PN2.0PN26.0MPa的环连接面带颈承插焊钢制管法兰。2 引用标准下列标准所包含的条文，通过在本标准中引用而构成为本标准的条文。本标准出版时，所示版本均为有效。所有标准都会被修订，使用本标准的各方应探讨使用下列标准最新版本的可能性。GB/T 91122000 钢制管法兰 类型与参数GB/T 91242000 钢制管法兰 技术条件3 法兰的型式与尺寸PN2.0、PN5.0、PN11.0、PN15.0和PN26.0MPa环连接面带颈承插焊钢制管法兰的型式应符合图1的规定，尺寸应符合表1表5的规定。4 法兰的技术要求4.1 法兰的技术要求应符合GB/T 9124的规定。4.2 法兰在不同温度下的最大无冲击工作压力应符合GB/T 91242000附录A(标准的附录)的规定。4.3 法兰的焊接接头型式和坡口尺寸应符合GB/T 91242000附录B(提示的附录)的规定。5 标记5.1 法兰应按公称通径、公称压力、密封面型式代号和标准编号进行标记。5.2 法兰密封面的型式代号应符合GB/T 9112的规定。5.3 标记示例公称通径80mm、公称压力5.0MPa(50bar)的环连接面带颈承插焊钢制管法兰：法兰 DN80-PN50 RJ GB/T 9117.42000国家质量技术监督局2000-09-28批准 2001-07-01实施EDnLUHCIB1NABPJKD23两法兰间距离S(近似值)EFR1I1）凹出部分高度与梯形槽深度尺寸E相同，但不受尺寸E公差的限制，允许采用如虚线所示轮廓的全平面式。图1 环连接面（RJ）带颈承插焊钢制管法兰（适用于PN2.0、PN5.0、PN11.0、PN15.0和PN26.0MPa）表1 PN2.0MPa（20bar）环连接面带颈承插焊钢制管法兰 mm公称通径DN钢管外径A连 接 尺 寸密 封 面法兰厚度C法兰高度H法兰颈部直径N法兰内径B承插孔两法兰间距离近似值S法兰外径D螺栓孔中心圆直径K螺栓孔径L螺 栓槽号J minPEFR1maxB1minU数量n螺纹规格2533.711079.5164M14R1563.547.626.358.740.814.5174926.534.51343242.412089164M14R1773.057.156.358.740.816215935.043.51444048.313098.5164M14R1982.565.076.358.740.817.5226541.049.51645060.3150120.5184M16R22102.082.556.358.740.819.5257852.562.01746573.0180139.5184M16R25121.0101.606.358.740.822.5299062.574.51948088.9190152.5184M16R29133.0114.306.358.740.8243010878.090.5214表2 PN5.0MPa（50bar）环连接面带颈承插焊钢制管法兰 mm公称通径DN钢管外径A连 接 尺 寸密 封 面法兰厚度C法兰高度H法兰颈部直径N法兰内径B承插孔两法兰间距离近似值S法兰外径D螺栓孔中心圆直径K螺栓孔径L螺 栓槽号J minPEFR1maxB1minU数量n螺纹规格1521.39566.5164M14R1151.034.145.567.140.814.5223816.022.01032026.912082.5184M16R1363.542.886.358.740.816.0254821.028.01142533.712589.0184M16R1670.050.806.358.740.817.5275426.534.51343242.413598.5184M16R1879.560.326.358.740.819.5276435.043.51444048.3155114.5224M20R2090.568.286.358.740.821.0307041.049.51645060.3165127.0188M16R23108.082.557.9211.910.822.5338452.562.01766573.0190149.0228M20R26127.0101.607.9211.910.825.53810062.574.51968088.9210168.5228M20R31146.0123.827.9211.910.829.04311878.090.5216表3 PN11.0MPa（110bar）环连接面带颈承插焊钢制管法兰 mm公称通径DN钢管外径A连 接 尺 寸密 封 面法兰厚度C法兰高度H法兰颈部直径N法兰内径B承插孔两法兰间距离近似值S法兰外径D螺栓孔中心圆直径K螺栓孔径L螺 栓槽号J minPEFR1maxB1minU数量n螺纹规格1521.39566.5164M14R1151.034.145.567.140.814.52238由用户规定22.01032026.912082.5184M16R1363.542.886.358.740.816.0254828.01142533.712589.0184M16R1670.050.806.358.740.817.5275434.51343242.413598.5184M16R1879.560.326.358.740.821.0296443.51444048.3155114.5224M20R2090.568.286.358.740.822.5327049.51645060.3165127.0188M16R23108.082.557.9211.910.825.5378462.01756573.0190149.0228M20R26127.0101.607.9211.910.829.04110074.51958088.9210168.5228M20R31146.0123.827.9211.910.832.04611890.5215表4 PN15.0MPa（150bar）环连接面带颈承插焊钢制管法兰 mm公称通径DN钢管外径A连 接 尺 寸密 封 面法兰厚度C法兰高度H法兰颈部直径N法兰内径B承插孔两法兰间距离近似值S法兰外径D螺栓孔中心圆直径K螺栓孔径L螺 栓槽号J minPEFR1maxB1minU数量n螺纹规格1521.312082.5224M20R1260.539.676.358.740.822.53238由用户规定22.01042026.913089.0224M20R1466.544.456.358.740.825.5354428.01142533.7150101.5264M24R1671.550.806.358.740.829415234.51343242.4160111.0264M24R1881.060.326.358.740.829416443.51444048.3180124.029.54M27R2092.068.286.358.?40.832447049.51645060.3215165.0268M24R24124.095.257.9211.910.838.55710562.01736573.0245190.529.58M27R27137.0107.957.9211.910.841.56412474.51938088.9240190.5268M24R31156.0123.827.9211.910.838.55412790.5214表5 PN26.0MPa（260bar）环连接面带颈承插焊钢制管法兰 mm公称通径DN钢管外径A连 接 尺 寸密 封 面法兰厚度C法兰高度H法兰颈部直径N法兰内径B承插孔两法兰间距离近似值S法兰外径D螺栓孔中心圆直径K螺栓孔径L螺 栓槽号J minPEFR1maxB1minU数量n螺纹规格1521.312082.5224M20R1260.539.676.358.740.822.53238由用户规定22.01042026.913089.0224M20R1466.544.456.358.740.825.5354428.01142533.7150101.5264M24R1671.550.806.358.740.829415234.51343242.4160111.0264M24R1881.060.326.358.740.82941