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1、【精品文档】如有侵权，请联系网站删除，仅供学习与交流标准公差数值及0-500轴和孔的基本偏差.精品文档.表1 标准公差数值（GB1800.3-1998）基本尺寸IT01IT0IT1IT2IT3IT4IT5IT6IT7IT8IT9IT10IT11IT12IT13IT14IT15IT16IT17IT18大于至mmm30.30.50.51.2234610142540600.100.140.250.400.601.01.4360.40.611.52.545812183048750.120.180.300.480.751.21.86100.40.611.52.546915223658900.150.22
2、0.360.580.901.52.210180.50.81.2235811182743701100.180.270.430.701.11.82.718300.611.52.546913213352841300.210.330.520.841.32.13.330500.611.52.54711162539621001600.250.390.621.001.62.53.950800.81.2235813193046741201900.300.460.741.201.93.04.68012011.52.5461015223554871402200.350.540.871.402.23.55.4120
3、1801.223.55812182540631001602500.400.631.001.602.54.06.3180250234.571014202946721151852900.460.721.151.852.94.67.22503152.54681216233252811302103200.520.811.302.13.25.28.131540035791318253657891402303600.570.891.402.33.65.78.9400500468101520274063971552504000.630.971.552.54.06.39.7500630911162230447
4、01101752804400.701.101.752.84.47.011.0630800101318253550801252003205000.801.252.03.25.08.012.58001000111521294056901402303605600.901.402.33.65.69.014.0100012501318243446661051652604206601.051.652.64.26.610.516.5125016001521294054781251953105007801.251.953.15.07.812.519.516002000182535486592150230370
5、6009201.502.33.76.09.215.023.020002500223041577711017528044070011001.752.84.47.011.017.528.025003150263650699313521033054086013502.103.35.48.613.521.033.0表2 基本尺寸至500mm轴的基本偏差（GB1800.3-1998）基本尺寸abcdefghjsjkmnprstuvxyz大于至56784783-270-140-60-20-14-6-20IT/2-2-4-600+2+4+6+10-14+18+20+2636-70-30-20-10-4+1+
6、4+8+12+15+19+23+28+35610-280-150-80-40-25-13-5-5+6+10+15+19+23+28+34+421014-290-95-50-32-16-6-3-6+7+12+18+23+28+33+40+501418+39+45+601824-300-160-110-65-40-20-7-4-8+2+8+15+22+28+35+41+47+54+63+732430+41+48+55+64+75+883040-310-170-120-80-50-25-9-5-10+9+17+26+34+43+48+60+68+80+94+1124050-320-180-130+5
7、4+70+81+97+114+1365065-340-190-140-100-60-30-10-7-12+11+20+32+41+53+66+87+102+122+144+1726580-360-200-150+43+59+75+102+120+146+174+21080100-380-220-170-120-72-36-12-9-15+3+13+23+37+51+71+91+124+146+178+214+258100120-410-240-180+54+79+104+144+172+210+254+310120140-460-260-200-145-85-43-14-11-18+15+27
8、+43+63+92+122+170+202+248+300+365140160-520-280-210+65+100+134+190+228+280+340+415160180-580-310-230+68+108+146+210+252+310+380+465180200-660-340-240-170-100-50-15-13-21+4+17+31+50+77+122+166+236+284+350+425+520200225-740-380-260+80+130+180+258+310+385+470+575225250-820-420-280+84+140+196+284+340+42
9、5+520+640250280-920-480-300-190-110-56-17-16-26+20+34+56+94+158+218+315+385+475+580+710280315-1050-540-330+98+170+240+350+425+525+650+790315355-1200-600-360-210-125-62-18-18-28+21+37+62+108+190+268+390+475+590+730+900355400-1350-680-400+114+208+294+435+530+660+820+1000400450-1500-760-440-230-135-68-
10、20-20-32+5+23+40+68+126+232+330+490+595+740+920+1100450500-1650-840-480+132+252+360+540+660+820+1000+1250表3 基本尺寸至500mm孔的基本偏差一JP（GB1800.3-1998）基本尺寸JSJKMNP大于至67845678456785678856773IT/2+2+4+600000-2-2-2-2-2-4-4-4-4-4-6-6-6-636+5+10+0.50+2+3+5-2.5-3-10+2-7-5-4-20-11-9-8-12610+5+8+12+0.5+1+2+5+6-4.5-4-3
11、0+1-8-7-4-30-13-12-9-151018+6+10+15+1+2+2+6+8-5-4-40+2-9-9-5-30-15-15-11-181830+8+12+200+1+2+6+10-6-5-40+4-12-11-7-30-19-18-14-223050+10+14+24+1+2+3+7+12-6-5-40+5-13-12-8-30-22-21-17-265080+13+18+28+1+3+4+9+14-8-6-50+5-15-14-9-40-27-26-21-3280120+16+22+34+1+2+4+10+16-9-8-60+6-18-16-10-40-32-30-24-37
12、120180+18+26+41+1+3+4+12+20-11-9-80+8-21-20-12-40-37-36-28-43180250+22+30+470+2+5+13+22-13-11-80+9-25-22-14-50-44-41-33-50250315+25+36+550+3+5+16+25-16-13-90+9-27-25-14-50-49-47-36-56315400+29+39+60+1+3+7+17+28-16-14-100+11-30-26-16-50-55-51-41-62400500+33+43+660+2+8+18+29-18-16-100+11-33-27-17-60-6
13、1-55-45-68注：AG的基本偏差数值与轴ag的基本偏差相同但符号相反，H的基本偏差为0。表4 基本尺寸至500mm孔的基本偏差二RZ（GB1800.3-1998）基本尺寸RSTUVXYZ大于至567756776776776776776776773-10-10-10-10-14-14-14-14-18-18-18-20-20-20-26-26-2636-14-12-11-15-18-16-15-19-20-19-23-25-24-28-32-31-35610-17-16-13-19-21-20-17-23-25-22-28-31-28-34-39-36-421014-20-20-16-23
14、-25-25-21-28-30-26-33-37-33-40-47-43-501418-36-32-39-42-38-45-57-53-601824-25-24-20-28-32-31-27-35-37-33-41-43-39-47-50-46-54-59-55-63-69-65-732430-37-33-41-44-40-48-51-47-55-60-56-64-71-67-75-84-80-883040-30-29-25-34-39-38-34-43-43-39-48-55-51-60-63-59-68-75-71-80-89-85-94-107-103-1124050-49-45-54-
15、65-61-70-76-72-81-92-88-97-109-105-114-131-127-1365065-36-35-30-41-48-47-42-53-60-55-66-81-76-87-96-91-102-116-111-122-138-133-144-166-161-1726580-38-37-32-43-54-53-48-59-69-64-75-96-91-102-114-109-120-140-135-146-168-163-174-204-199-21080100-46-44-38-51-66-64-58-71-84-78-91-117-111-124-139-133-146-
16、171-165-178-207-201-214-251-245-258100120-49-47-41-54-74-72-66-79-97-91-104-137-131-144-165-159-172-203-197-210-247-241-254-303-297-310120140-57-56-48-63-86-85-77-92-115-107-122-163-155-170-195-187-202-241-233-248-293-285-300-358-350-365140160-59-58-50-65-94-93-85-100-127-119-134-183-175-190-221-213
17、-228-273-265-280-333-325-340-408-400-415160180-62-61-53-68-102-101-93-108-139-131-146-203-195-210-245-237-252-303-295-310-373-365-380-458-450-465180200-71-68-60-77-116-113-105-122-157-149-166-227-219-236-275-267-284-341-333-350-416-408-425-511-503-520200225-74-71-63-80-124-121-113-130-171-163-180-24
18、9-241-258-301-293-310-376-368-385-461-453-470-566-558-575225250-78-75-67-84-134-131-123-140-187-179-196-275-267-284-331-323-340-416-408-425-511-503-520-631-623-640250280-87-85-74-94-151-149-138-158-209-198-218-306-295-315-376-365-385-466-455-475-571-560-580-701-690-710280315-91-89-78-98-163-161-150-
19、170-231-220-240-341-330-350-416-405-425-516-505-525-641-630-650-781-770-790315355-101-97-87-108-183-179-169-190-257-247-268-379-369-390-464-454-475-579-569-590-719-709-730-889-879-900355400-107-103-93-114-201-197-187-208-283-273-294-424-414-435-519-509-530-649-639-660-809-799-820-989-979-1000400450-119-113-103-126-225-219-209-232-317-307-330-477-467-490-582-572-595-727-717-740-907-897-920-1087-1077-1100450500-125-119-109-132-245-239-229-252-347-337-360-527-517-540-647-637-660-807-797-820-987-977-1000-1237-1227-1250