a106/a53 grb b carbon seamless precision steel tube for construction

Description

Standard

ASTM ,GB ,DIN, EN AISI etc

Material

10#-45#,16Mn,ST35-ST52,Q345

O.D

30mm-250mm

W.T

2mm-30mm

Length

According to the customer’s need

Surface/End

According to the customer’s request

Certificate

ISO9001 2008

Technique

Cold drawn /rolled ,hot rolled ,etc.

Surface

Polished, black, bright. or according to the customer’s acquirement

Application

Hydraulic cylinder , automobile, oil drilling etc.

Package

We usually bundle with steel strips ,branding parcel or wooden box outside or according to the customer’s need

Delivery Time

1.The products in stock will delivery immediately received the deposit

2.According to the order quantity, the delivery time ranges from ten days to twenty days

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

Material

C

Si

Mn

S(≤)

P(≤)

Cr

Ni

Mo

other

C20#

0.17—0.23

0.17—0.37

0.35—0.65

0.035

0.035

≤0.25

≤0.30

Cu≤0.25

CK45#

0.42—0.50

0.17—0.37

0.50—0.80

0.035

0.035

≤0.25

≤0.30

Cu≤0.25

Q345B

≤0.20

≤0.55

1.00—1.60

0.040

0.040

V:0.02-0.15

Nb:0.015-0.06

Ti:0.02-0.20

Alt≥0.015

ST52

E355

16Mn

≤0.20

≤0.55

1.00—1.60

0.045

0.045

V:0.02-0.15

Nb:0.015-0.06

Ti:0.02-0.20

16Mn

25Mn

0.22—0.30

0.17—0.37

0.70—1.00

0.035

0.035

≤0.25

≤0.25

27SiMn

0.24—0.32

1.10—1.40

1.10—1.40

0.030

0.030

42SiMn

0.39—0.45

1.10—1.40

1.10—1.40

0.030

0.030

42CrMo

0.38—0.45

0.17—0.37

0.50—0.80

0.025

0.025

0.90—1.20

0.15—0.25

ID size

ID deviation (mm)

H7

H8

H9

H10

30

+0.021

0

+0.033

0

+0.052

0

+0.084

0

>30~50

+0.025

0

+0.039

0

+0.062

0

+0.100

0

>50~80

+0.030

0

+0.046

0

+0.074

0

+0.120

0

>80~120

+0.035

0

+0.054

0

+0.087

0

+0.140

0

>120~180

+0.040

0

+0.063

0

+0.100

0

+0.160

0

>180~250

+0.046

0

+0.072

0

+0.115

0

+0.185

0