嘉峪关102*4.5小无缝钢管

流体输送用无缝钢管

标准	外径公差		壁厚公差
GB/T8163-2008	D<50mm	±0.50mm	+15/-12.5%	最小：+0.45mm
	D≥50mm	±1%
最小：-0.40mm

标准	牌号	抗拉强度 (MPa)	屈服强度(MPa) ≥		延伸率(%) ≥
			≤16	>16mm
GB/T8163-2008	10	335-475	205	195	24
	20	410-550	245	235	20
	Q295	430-610	295	285	22
	Q345	490-665	325	315	21

标准	牌号	C	Si	Mn	P≤	S≤	Ni≤	Cu≤	Cr≤
GB/T8163-2008	10	0.07-0.14	0.17-0.37	0.35-0.65	0.035	0.035	0.25	0.15	0.25
	20	0.17-0.24	0.17-0.37	0.35-0.65	0.035	0.035	0.25	0.25	0.25
	Q295 A	≤0.16	≤0.55	0.80-1.50	0.045	0.045	0.30	0.30	0.30
	Q295 B	≤0.16	≤0.55	0.80-1.50	0.040	0.040	0.30	0.30	0.30
	Q345 A	≤0.20	≤0.55	1.00-1.60	0.045	0.045	0.30	0.30	0.30
	Q345 B	≤0.20	≤0.55	1.00-1.60	0.040	0.040	0.30	0.30	0.30
	Q345 C	≤0.20	≤0.55	1.00-1.60	0.035	0.035	0.30	0.30	0.30
	Q345 D	≤0.18	≤0.55	1.00-1.60	0.030	0.030	0.30	0.30	0.30
	Q345 E	≤0.18	≤0.55	1.00-1.60	0.025	0.025	0.30	0.30	0.30

规格

16*3-3.5-4-4.5-5-5.5

17*1.5-2-2.5-3-3.5

18*1.2-1.5-2-2.5-3-3.5-4-5-6

19*1.2-1.5-2-2.5-3-3.5-4

20*1.5-2-2.5-3-3.5-4-5-6

21*2.5-3-3.5-4-5-6

22*1.5-2-2.5-3-3.6-4-4.5-5-6-8

24*2.5-4-4.5-5-7

25*2-2.2-2.5-3-3.5-4-4.5-5-5.5-6-7

27*1.5-2-2.5-3-3.5-4-4.5-5-5.5-6-7

28*2-2.5-3-3.5-4-4.5-5-6-6.5

30-32*1.5-2-2.5-3-3.5-4-4.5-5-5.5-6-7-8-10

33.4*4.5

33.5*3.5

34*2-2.5-3-3.5-4-4.5-5-5.5-6-6.5-7-7.5-8-9-10

35*2-2.5-3-3.5-4-5-5.5-6-6.5-7

36*2-3-3.5-4-4.5-5-6-7-8

38*1.2-2-2.2-2.5-3-3.5-4-4.5-4.7-5.5-6-7-8-9-10

39*4-5

40*1.5-2-2.5-3-3.5-4-4.5-5-5.5-6-6.5-7-8-9-10

42*2.5-3-3.5-4-4.5-5-5.5-6-6.5-7-8-9-10

43*5-6-7-7.5-8-9-10

45*1.5-1.8-2-2.5-3-3.5-4-4.5-5-6-7-7.5-8-8.5-9-10-11-12

48*2.5-3-3.5-4-4.5-5-5.5-6-7-8-9-10-12

50*1.5-2-2.5-3-3.5-4-4.5-5-6-7-8-9-10-11-12

51*3-3.5-4-4.5-5-5.5-6-7-8-9-10-11-12-14

54*2-2.5-3-3.5-4-5-5.5-6-6.5-7-8-9-10-11-12

57*3-3.5-4-4.5-5-5.5-6-7-8-9-9.5-10

60*2-3-3.5-3.8-4-4.5-5-5.5-6-6.5-7-9

63.5*3-3.5-4-4.5-5-6

65*4-5.5-6-8-8.5-10

68*3-3.5-4-4.5-5-5.5-6-11-12

70*2.5-3-3.5-6-9

73*3.5-4-4.5-5-5.5-6-7-7.5-8-9-10-11-12

76*3-3.5-4-4.5-5-5.5-6-7-8-9-10-12

89*4-4.5-5-5.5-6-6.5-7-7.5-8-9-10-11-12-12.5.-13-14

95*4-4.5-5-5.5-6-7-8-9-10-11-12.5-14-16

102*4-4.5-5-5.5 -6-7-8-9-12

108*4-4.5-5-5.5-6-6.5-7-8-9-10-11-12-12.5-14-16-20

114*4.5-5-5.5-6-7-8-9-10-11-12.5-13-14-15-16

121*4-4.5-5-5.5-6-7-8-8.8-10-11-12.5-14.2-16-18-20

127*4.5-5-5.5-6-7-7.5-8-9-10-11-12.5-14-16-18-20

133*4.5-5-5.5-6-7-8-9-10-11-12.5-14-16-18-20

140*5-6-7-8-10-12-14-16-18-20

159*4.5-5-5.5-6-7-8-9-10-12-12.5-14-16

168*5.5-6-6.5-7-8-9-9.5-10-11-12-13-14-16-18-19-20

219*6-6.5-7-8-9-10-11-12-13-14-15-16-17-18

273*6.5-7-8-9-9.5-10-11-12-13-14-15-16-18-20

325*7-8-8.5-9-10-11-12-13-14-15-16-17-18-20

356*8-9-9.5-10-11-12-13-14-15-16-18-19

377*8-9-9.5-10-11-12-13-14-15-16-18-20

406*8-9-9.5-10-11-12-13-14-16-17-18

426*8-9-9.5-10-11-12-13-14-15-16-17-18