全系列英标h型钢ub457x152x82
冶金矿产:h#2##+2#h对于某一h值,根据#、2#特性曲线求出相应的流量,然后相加。对于其它方案,以此类推。曲线拟合采用二乘估计:根据方程即可解出h,s本例算得结果为:h4=69—.3q2h5=69—.63q2h6=7—.8q2h7=69—.42q2欲使调速后的泵组方案特性曲线经过输入点,首先应算出此点未并联时调速泵调速后所对应的流量、扬程(h2,q2),根据相似定理和等效率原理(凡是效率相等各点的h/q2比值,均是常数记为k。
英标h型钢规格表:
ub127x76x13 ub152x89x16 ub178x102x19
ub203x102x23 ub203x133x25 ub203x133x30
ub254x102x22 ub254x102x25 ub254x102x28
ub254x146x31 ub254x146x37 ub254x146x43
ub305x102x25 ub305x102x28 ub305x102x33
ub305x127x37 ub305x127x42 ub305x127x48
ub305x165x40 ub305x165x46 ub305x165x54
ub356x127x33 ub356x127x39 ub356x171x45
ub356x171x51 ub356x171x57 ub356x171x67
ub406x140x39 ub406x140x46 ub406x178x54
ub406x178x60 ub406x178x67 ub406x178x74
ub457x152x52 ub457x152x60 ub457x152x67
ub457x152x74 ub457x152x82 ub457x191x67
ub457x191x74 ub457x191x82 ub457x191x89
ub457x191x98 ub533x210x82 ub533x210x92
ub533x210x101 ub533x210x109 ub533x210x122
ub610x229x101 ub610x229x113 ub610x229x125
ub610x229x140 ub610x305x149 ub610x305x179
ub610x305x238 ub686x254x125 ub686x254x140
ub686x254x152 ub686x254x170 ub762x267x147
ub762x267x173 ub762x267x197 ub838x292x176
ub838x292x194 ub838x292x226 ub914x305x201
ub914x305x224 ub914x305x253 ub914x305x289
ub914x419x343 ub914x419x388 ub1016x305x222
ub1016x305x249 ub1016x305x272 ub1016x305x314
ub1016x305x349 ub1016x305x393 ub1016x305x415
ub1016x305x438 ub1016x305x494 ub1016x305x584
英标h型钢uc系列理论重量表:
uc152x152x23 152.4x152.2x5.8x6.8
uc152x152x37 161.8x154.4x8x11.5
uc203x203x46 203.2x203.6x7.2x11
uc203x203x86 222.2x209.4x12.7x20.5
uc254x254x73 254.1x254.6x8.6x14.2
uc254x254x89 260.3x256.3x10.3x17.3
uc254x254x167 289.1x265.2x19.2x31.7
uc305x305x97 307.9x305.3x9.9x15.4
uc305x305x118 314.5x307.4x12x18.7
uc305x305x137 320.5x309.2x13.8x21.7
uc305x305x283 365.3x322.2x26.8x44.1
uc356x368x129 355.6x368.6x10.4x17.5
uc356x368x153 362x370.5x12.3x20.7
uc356x368x177 368.2x372.6x14.4x23.8
uc356x368x202 374.6x374.7x16.5x27
uc356x406x235 381x394.8x18.4x30.2
uc356x406x393 419x407x30.6x49.2
uc356x406x592 465x421x45x72.3
uc356x406x744 498x432x55.6x88.9
uc356x406x990 550x448x71.9x115
uc356x406x1299 600x476x100x140
英标型钢:
ponymill轧机为单机架4辊轧机,并在入口区配备开卷机和夹送辊以及在出口区配有卷取机。该设备所需要的投资费用为3500万美元,投资回报期预计少于2.5年。目前该技术正处于试验阶段。意大利达涅利设备公司开发出超薄热轧带钢生产新设备f2cr以无头或半无头形式生产超薄热轧带钢时由于轧制时间长,加到工作辊上的热应力和机械应力大,所以对带钢凸度和平直度控制标准提出了更严格的要求。为此,意大利达涅利设备公司经过多年研究,成功开发出一种轧机机架的新概念,即灵活凸度和自由轧制机架。
英标h型钢ub457x152x82
英标H型钢,英标,H型钢