st52 carbon seamless cylinder honed pipe for hydraulic

Product name

Size

OD

30-250mm

WT

2-30mm

Length

1-6m or according to the customer’s need

Material

20#,45#,16Mn,10#,st35-st52,25Mn

Surface treatment

According to the customer’s acquirement

Ends

1.  Bundle packing.

 2.  Beveled end or plain end or vanished as buyer's required.

 3.  Marking: as per customer's requests.

 4.  Painting varnish coating on the pipe.

 5.  Plastic caps at ends.

Section shape

Round

Application

Used For Hydraulic equipment ,mechanical structures ,automotive parts,oil drilling

End protector

With plastic caps or not

Inspection

With Hydraulic Testing, Eddy Current, Infrared Test ,ultrasonic

Test

payment

1.T/T:30% T/T advance, 70% balance copy of B/L

2.L/C:at sight

3.T/T and L/C:30% T/T advance, 70% L/C at sight.etc

contact

Yantai Xinpeng Steel pipe . 

Http://

Tel:86-535-6835398

Fax:86-535-6835383 

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

90*105

140*165

190*210

Delivery 
condition

cold finished(hard)(BK)

Cold drawn and stress-relieved(BK+S)

Steel grade

Rm MPa

Elongation
A5(%)

Rm MPa

ReH MPa

Elonggation
A5(%)

St45

≥550

≥5

≥520

≥375

≥15

20#

≥550

≥8

≥520

≥375

≥15

St52 (E355)

≥640

≥5

≥600

≥520

≥14

SAE1026

≥640

≥5

≥600

≥510

≥15

STKM 13C

≥550

≥8

≥520

≥375

≥15

Q345B

≥640

≥5

≥600

≥520

≥14

CK45

≥640

≥5

≥600

≥520

≥10

Steel grade

Chemical composition,%

C

Si

Mn

P

S

Cr

≤

St45 (20#)

0.17-0.24

0.17-0.37

0.35-0.65

0.035

0.035

0.25

ST52(E355)

≤0.22

≤0.55

≤1.6

0.025

0.025

0.25

SAE1026

0.22-0.28

0.15-0.35

0.6-0.9

0.04

0.05

/

STKM 13C

≤0.25

≤0.35

0.3-0.9

0.04

0.04

/

Q345B

≤0.2

≤0.5

1.0-1.6

0.03

0.03

0.30

CK45

0.42-0.50

0.17-0.37

0.5-0.8

0.035

0.035

0.25