16Mn Hydraulic Steel Tube

16Mn Hydraulic Steel Tube Introduction Honed Tubes are presicion tubes with smooth inside, they also could be skived and burnished pipe. Tubes or pipes inside tolerance could be H10, H9 or H8. Outside tolerance, wall thickness tolerance are produced according to seamless cold drawn tubes for...
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Product Details

16Mn Hydraulic Steel Tube Introduction

Honed Tubes are presicion tubes with smooth inside, they also could be skived and burnished pipe. Tubes or pipes inside tolerance could be H10, H9 or H8. Outside tolerance, wall thickness tolerance are produced according to seamless cold drawn tubes for precision application standard GB/T3639-2009 , EN10305 or DIN2391 standard. Material SAE1020, 20#, ST45, CK45, ST52, E355 tubes and so on for you to choose.WUXI HENGTONG PETROLIC MACHINERY has two factories of 40000 square meters and totally 150 employees manufactures 1020 Hydraulic Honed Tube.

16Mn Hydraulic Steel Tubes Specifications

Cylinder ID: 40mm-400mm  Thickness:≥4mm

Material:20#(A106B,C20),45#(CK45),16Mn(ST52,E355),25Mn,27SiMn

Standard:GB/T8713-88  ISO4394/1-1980(EN0305,DIN2391)  

Product

seamless steel tube

Standard

EN10305/DIN2391

ISO4394/1-1980

GB/T8713-88

Material

China

20# 45#(CK45) 16Mn(ST52) 25Mn 27SiMn etc.

German

St42-2 DIN1626,St45-8 DIN17175,St45-4 DIN1629,CK45,St52 DIN1629

American

ASTM A53-B,ASTM A106-B,ASTM A178-C,ASTM A1045,ASTM A210-C etc.

Length

as your requirements
max: 14m/45.9feet

Surface treatment

Black painting, black varnish, transparent oil, hot galvanized, 3PE, epoxy coating,BE,PE.etc.

Technique

Seamless & welded
cold drawn /cold rolling /honing

Usage

1.hydraulic cylinder /pneumatic cylinder
2. Low and middle pressure fluid transportation pipeline
3.Casing Tube
4.Boiler Pipe
5. Petroleunm and natural gas industry
6.Chemistry industry
7.Electric industry

Package

1. Bundle packing.
2. Bevelled end or plain end or warnished as your required.
3. Painting varnish coating on the pipe.
4. Plastic caps at ends.

MOQ

as your needs


Mechanical propererty

 
     Final Supply Condition

 
     Cold finished
     (hard)(BK)

 
     Cold drawn and stress-relieved(BK+S)

 
      
      
     Hardness HB

 
     Parameters

 
     

T.S 

      

 
 Elongation

 
     T.S

 
     Y.S

 
     Elongation
      

20# (C20.A106B)

≥550

≥8

≥520

≥470

≥12

175

45#(CK45)

≥650

≥5

≥600

≥520

≥12

207

16Mn

≥640

≥5

≥600

≥520

≥15

190

25Mn (ST52.E355)

≥640

≥5

≥600

≥510

≥15

195

27SiMn

≥840

≥5

≥800

≥720

≥10

230


Tolerance on ID (GB1808-99)


 
     IDMin

(Tolerance on OD)um

H7

H8

H9

H10

30

+210

+330

+520

+840

>30-50

+250

+390

+620

+1000

>50-80

+300

+460

+740

+1200

>80-120

+350

+540

+870

+1400

>120-180

+400

+630

+1000

+1600

>180-250

+460

+720

+1150

+1850

>250-315

+520

+810

+1400

+2100

>315-400

+570

+890

+1700

+2300

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