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  　Steel Pipe
PRODUCT >> SEAMLESS STEEL PIPE FOR LIQUID SERVICE
STANDARD: GB/T8163, ASTM A 53, ASTM A 106
APPLICATION:FOR CONVEYING, PETROLEUM, NATURAL GAS AND OTHER LIQUID
Standard Grade C Si Mn P/td> S/td> Cr/td> Ni/td> Cu/td> Mo/td> V
GB/T8163 10 0.07-0.13 0.17-0.37 0.35-0.65 0.035 0.035 0.15 0.30 0.25 - -
20 0.17-0.23 0.17-0.37 0.35-0.65 0.035 0.035 0.25 0.30 0.25 - -
Q345A .20 .55 1.00-1.60 0.035 0.035 0.30 0.30 0.30 - -
Q345B .20 .55 1.00-1.60 0.035 0.035 0.30 0.30 0.30 - -
Q345C .20 .55 1.00-1.60 0.025 0.025 0.30 0.30 0.30 - 0.02-0.15
Q345D .18 .55 1.00-1.60 0.025 0.025 0.30 0.30 0.30 - 0.02-0.15
ASTM A 53 A .25 0.17-0.37 .95 0.035 0.035 0.40 0.40 0.40 0.05 0.08
B .30 0.17-0.37 .20 0.035 0.035 0.40 0.40 0.40 0.05 0.08
ASTM A 106 A .25 .55 0.27-0.93 0.035 0.035 0.40 0.40 0.40 0.05 0.08
B .30 .55 0.29-1.06 0.035 0.035 0.40 0.40 0.40 0.05 0.08
OTHER GRADE PIPE CAN BE PROVIDED ACCORDING TO CUSTOMER REQUEST.
Tolerance
Standard OD TOLERANCE
GB/T8163 D0 +/-1% +15%/-12.5%
ASTM A 53 +/-1% +/-12.5%
ASTM A 106 114.3＜D19.1 -0.79mm/+1.59mm +/-12.5%
219.1＜D25 -0.79mm/+2.38mm
Specification
NOMINAL PIPE SIZE OUTSIDE
DIAMETER		 WALL THICKNESS
A B rjw10 rjw20 STD rjw40 XS rjw80 rjw120 rjw160 XXS
50 2" 60.3 2.77   3.91 3.91 5.54 5.54   8.74 11.07
65 2-1/2" 73.0 3.05   5.16 5.16 7.01 7.01   9.53 14.02
80 3" 88.9 3.05   5.49 5.49 7.62 7.62   11.13 15.25
90 3-1/2" 101.6 3.05   5.74 5.74 8.08 8.08      
100 4" 114.3 3.05   6.02 6.02 8.56 8.56 11.03 13.49 17.12
125 5" 141.3 3.4   6.55 6.55 9.53 9.53 12.7 15.88 19.05
150 6" 168.3 3.4   7.11 7.11 10.97 10.97 14.27 18.26 21.95
200 8" 219.1 3.76 6.35 8.18 8.18 12.7 12.7 18.26 23.01 22.23
250 10" 273.0 4.19 6.35 9.27 9.27 12.7 15.09 21.44 28.58 25.4
300 12" 323.8 4.57 6.35 9.53 10.31 12.7 17.48 25.4 33.32 25.4
350 14" 355.6 6.35 7.92 9.53 11.13 12.7 19.05 27.79 35.71  
400 16" 406.4 6.35 7.92 9.53 12.7 12.7 21.44 30.96 40.49  
450 18" 457.2 6.35 7.92 9.53 14.27 12.7 23.83 34.93 45.24  
500 20" 508.0 6.35 9.53 9.53 15.09 12.7 26.19 38.10 50.01  
550 22" 558.8 6.35 9.53 9.53   12.7 28.58 41.28 53.98  
600 24" 609.6 6.35 9.53 9.53 17.48 12.7 30.96 46.02 59.54  
 
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