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Hydraulic cylinder tubes St52


Specification (规格): Cylinder ID:40mm-400mm

Material (材质) :20# (A106)、45#(CK45)、16Mn(ST52, E355)、25Mn、27SiMn

Precision (精度):  ID Tolerance: H8

Straightness:  0.2-0.5mm/M

Condition: BKS

Roughness: ≤0.4um

Thickness Tolerance: ±5%

供货状态

Final Supply

Condition

冷硬

Cold finished

(Hard)(BK)

冷拔+去应力退火

Cold drawn and stress-relieved (BK+S)

硬度Hardness HB

机械性能

Parameters

抗拉强度

T.S

Rm  N/mm2

伸长率

Elongation

A5%

抗拉强度

T.S

Rm N/mm2

屈服强度

Y.S

ReH N/mm2

伸长率Elongation

A5%

20#(A106)

≧550

≧8

≧520

≧470

≧12

175

45#(CK45)

≧650

≧5

≧600

≧520

≧12

207

16Mn(ST52,E355)

≧640

≧5

≧600

≧520

≧15

190

25Mn

≧640

≧5

≧600

≧510

≧15

195

27SiMn

≧840

≧5

≧800

≧720

≧10

230


Usual Sizes List:(if your size is not in the list, please let us know)

 

40*50

90*110

140*170

190*215

40*55

95*110

145*170

190*220

50*60

95*115

150*170

190*225

50*65

100*110

150*175

200*220

55*70

100*114

150*180

200*225

60*70

100*115

155*180

200*230

60*75

100*120

160*175

200*245

60*78

100*125

160*180

200*250

63*73

105*125

160*185

220*250

63*75

110*125

160*190

220*270

63*76

110*130

160*195

225*250

63*78

115*130

165*190

240*273

65*80

115*135

165*205

250*290

70*80

120*140

170*200

250*300

70*82

125*140

180*200

260*300

70*85

125*145

180*205

280*323

70*90

125*150

180*210

280*355

75*90

130*150

180*215

300*350

80*92

130*155

180*220

200*213

80*95

130*160

185*205

200*216

80*100

135*160

185*215

250*266

85*100

140*160

185*220

300*320

90*105

140*165

190*210

350*370


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