Seamless Steel Tube Manufacturer  

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  • Steel Tube Manufacturer
Product Serial:
 
Product Description

Internal Diameter Accuracy: H7~H8
Internal Surface Roughness: Ra 0.8S~3S
Straightness: 1/1000mm
Standard Length: 3M~11M
Special Length: 12M
Internal Diameter: ∮18~∮400mm
Material: JIS STKM 13C or carbon steel pipe for mechanical construction using , other special specification or size can be customized.

Product Specifications
I.D*O.D Pressure I.D*O.D Pressure I.D*O.D Pressure I.D*O.D Pressure I.D*O.D Pressure
rr.mm kg/c ㎡ rr.mm kg/c ㎡ rr.mm kg/c ㎡ rr.mm kg/c ㎡ rr.mm kg/c ㎡
18 * 31 751 60*75 260 85 * 101 203 125 * 134 75 177.8 * 203.2 150
20 * 30 520 60 * 80 346 88.9 * 101.6 150 125 * 137 100 177.8*215.9 220
25 * 35 416 63.5 * 73.5 160 88.9 * 105 190 125 * 140 125 180 * 196 92
30 * 36 208 63.5 * 76.2 210 90 * 100 115 125 * 145 166 180 * 202 127
30 * 40 346 63 * 69 99 90 * 105 173 125 * 152 224 180 * 216 208
32 * 42 325 63 * 71 132 90 * 110 231 127 * 146 155 200 * 216 83
35 * 41 180 63 * 73 165 95 * 110 165 130 * 142 96 200 * 232 166
35 * 45 297 63 * 76 215 95 * 115 220 130 * 150 160 200 * 242 210
38 * 50 330 63.5 * 76.2 210 100 * 107 73 130 * 153 190 203.2 * 228.5 130
38.1 * 50.8 335 63 * 80 280 100 * 109 94 135 * 160 200 203.2 * 241.3 195
40 * 44 104 65 * 75 160 100 * 110 104 140 * 153 96 225 * 254 135
40 * 46 156 65 * 80 240 100 * 114 146 140 * 160 148 250 * 267 71
40 * 48 208 65 * 85 320 100 * 115 156 140 * 165 185 250 * 290 170
40 * 50 260 70 * 80 148 100 * 116 166 140 * 170 225 250 * 298 200
40 * 55 390 70 * 82 178 100 * 120 208 145 * 170 180 300 * 318 62
45 * 51 140 70 * 85 238 100 * 125 260 150 * 160 70 300 * 350 713
45 * 55 231 70 * 90 297 100 * 130 312 150 * 163 90 350 * 420 208
45 * 60 346 75 * 85 138 101.6 * 117.48 160 150 * 168 125 400 * 480 210
50 * 55 104 75 * 90 208 105 * 120 150 150 * 170 140 420 * 476 140
50 * 57 145 75 * 95 270 105 * 125 200 150 * 175 173 450 * 510 140
50 * 58 166 76.2 * 88.9 170 110 * 120 95 150 * 180 210 500 * 600 210
50 * 60 208 80 * 87 90 110 * 125 142 152.4 * 171.5 130    
50 * 65 312 80 * 89 117 110 * 130 189 160 * 172 78    
50 * 70 416 80 * 90 130 110 * 135 240 160 * 178 117    
50.8 * 63.5 260 80 * 93 175 114.3 * 133.35 180 160 * 180 135    
55 * 65 189 80 * 95 195 115 * 130 140 160 * 185 162    
55 * 70 283 80 * 100 260 115 * 135 185 160 * 190 195    
57 * 70 240 82.55 * 95 160 120 * 132 104 165.1 * 190.5 160    
60 * 70 173 82.55 * 98.4 200 120 * 135 130 170 * 190 125    
60 * 72 208 85 * 95 122 120 * 140 173 170 * 195 150    

 

SpecMaterialManufChemical analysis(%)Tensile TestBend Test~h
Flatening Test
CSiMnPSInductionTensile
(N/m㎡)
Yield
(N/m㎡)
伸び(%)  
Test Piece
11th&12th
Sth Test
Piece
曲り
角度
內側半徑
(Dは管の外徑)
平板間の距離
(Dは管の外徑)
JIS A STKM13A S <0.25 <0.35 0.3

0.9
>0.040 >0.040 >370 >215 30 25 90 6D 2/3D
B STKM13B E >440 >305 20 15 90 6D 3/4D
C STKM13C   >510 >380 15 10