gbt 15601-1995 管法兰用金属包覆垫片

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1、中华人民共和国国家标准管法兰用金属包覆垫片GB/T15601一1995Metallicenvelopegasketsforpipeflanges1主肠内容与适用范围本标准规定了密封面为平面及凸面管法兰用金属包覆垫片的分类、技术要求、检验规则、标志、包装及贮存等。本标准适用于公称压力PN为1.0^25.0MPa，公称通径DN为10^-900mm的管法兰用金属包覆垫片。2引用标准GB232金属弯曲试验方法GB71。优质碳素结构钢薄钢板和钢带GB2040纯铜板GB2518连续热镀锌薄钢板和钢带GB252。电镀锡薄钢板和钢带GB328

2、。不锈钢冷轧钢板GB3880铝及铝合金板材GB12385管法兰用垫片密封性试验方法GB/T12621管法兰垫片应力松弛试验方法GB/T12622管法兰垫片压缩率及回弹率试验方法3分类3.1型式管法兰用金属包覆垫片按其结构型式分为平面型(F型)及波纹型(C型)两种。3.2结构尺寸3.2.1平面型金属包覆垫片结构与尺寸按图1及表t的规定:门了:’了’:‘，.’、r)泛K:-.':-_二，.几J口口亡一图11-垫片外壳;2-垫片盖;3-填料国家技术监督局1995一06-15批准1996一02一01实施GB/T15601一1995表1

3、mm垫片外径D公称通径垫片内径刀八rd公称压力PN,MPa1.01.62.54.0101848484848152253535353202763636363253473737373324384848484404994949494506110910910910965771291291291298089144144144144100115164164170170125141194194196196150169220220226226200220275275286293250273330331343355300324380386403

4、4203503564404464604774004074914985175494504585415585675745005085966206276316006106987377347507007128138078368008139209149459009151020101410453-2.2波纹型金属包覆垫片的结构与尺寸按图2及表2的规定。Gs/T15601一1995厂P0图21-垫片外壳i2一垫片盖，3-填料表2nl力1垫片外径D公称通径垫片内径节距公称压力PN,MPa刀Ndt2.05.010.015.025.0152244

5、.551.051.060.560.5202854.063.563.567.067.0253863.570.070.076.076.0324773.079.579.586.086.0405482.592.092.095.095.0507310115107.0108.0137.5137.5石46585120.5127.0127.0162.0162.080107133.5146.0146.0165.0171.5100131171.5178.0190.5203.0206.5125152194.0213238.0244.52511501

6、90219.0247.5263.5285.5279.5200238276.5305.0317.5355.5349.0250285336.5359.0397.0432.0432.0300342406.5419.0454.0495.5517.5350374448.0482.5489.0517.5575.03.2-6.4400425511.5536.5562.0571.5638.5450488546.0594.0609.5635.0702.0500533603.0651.0679.5695.5752.5600641714.5771.

7、5787.5835.0898.53.3尺寸公差3.3.1平面型金属包覆垫片内径d及外径D的极限偏差按表3规定。GB/'e15601一1995表3DNdD6500+;’。一:.。0500

8、城材r.{相应材料标准硬度HB-.}90}I镀锌碑州&9008FGB71090T3GB204060L3GB388040OCrl9Nt9OOCr19NillGB3280187000r17Ni14!vio25.1.2包瞿层金属材料的厚度:平面型不得小于。25mm,波纹型不得小于0