1010 1020 1045 4130 4140 Seamless Steel Pipe

1010 1020 1045 4130 4140 Seamless Steel Pipe

1571 1571 1045 4130 4140 seamless steel pipe

Higher CZPT Seamless Steel Tube for Automotive Industry and CZPT Software

 

Applications

one. Automotive fields

 A. Gasoline injection lines/nozzles

 B. CNG (Compressed Character Gas) tube– Burst stress: 1307Bar, Functioning Pressure: about 350bar

C. Push transmission: Steering column components

 D. Equipment shafts, hand brake, entrance axles, airbag inflators, stabilizers, seat fasteners, front-wheel travel shafts
 
E.  Shock absorber and others 

two. CZPT Fields

A. CZPT circuits (HPL), pneumatic traces, and hydraulic suspension method

B. CZPT cylinders (HPZ)

three. Other Fields

CZPT equipment, CZPT cylinder, heat exchanger, large precision machines, oil lines, and other folks in need

Further Surface area Treatment method After TUBE MACZPT
 

one. Galvanizing 

 A. Silver galvanized

 B. Yellow galvanized

 C. CZPT green coated

 Layer thickness: 8-20um, Salty Spray Test: 48-150 hours

 2.Black phosphate

 

  Content Chemical Composition (%)    
  Steel Grade  Material Variety C    Si      Mn P    Max S   Max Cr Mo
ASTM A519 1571 .08-.13 .3-.6 .04 .05
1571 .eighteen-.23 .3-.six .04 .05
1045 .43-.fifty .6-.nine .04 .05
4130 .28-.33 .fifteen-.35 .40-.sixty .04 .04 .eight-1.1 .15-.25
4140 .38-.forty three .fifteen-.35 .75-1. .04 .04 .8-1.one .15-.twenty five

  Substance Chemical Composition (%)    
Common Metal Grade  Substance Quantity C    Si      Mn P     S    Cr Mo
DIN 2391 ST35 one.0308 <= 0.17 <= 0.35 >=.04 <=0.571 <=0.571
ST45  one.0408 <= 0.21 <= 0.35 >=.04 <=0.571 <=0.571
ST52 one.058 <= 0.22 <= 0.55 <=1.60 <=0.571 <=0.571
  BK BKW BKS GBK
Steel Grade  Rm Tensile Strength  (Mpa) Min A Elongation(%) Min Rm Tensile Toughness (Mpa) Min A Elongation(%) Min Rm Tensile Power (Mpa) Min Rel Produce Toughness(Mpa) Min A             Elongation  (%) Min Rm Tensile Energy (Mpa)Min A Elongation (%)Min
ST35 480 6 420 ten 420 315 14 315 25
ST45  580 5 520 eight 520 375 12 390 21
ST52 640 4 580 7 580 420 ten 490 22

Regular Steel Grade  Material Variety C    Si      Mn P     S    Cr Mo
EN10305-one
EN10305-4
E235 one.0308 <= 0.17 <= 0.35 >=.04 <=0.571 <=0.571
E255 1.0408 <= 0.21 <= 0.35 >=.04 <=0.571 <=0.571
E355 1.058 <= 0.22 <= 0.55 <=1.60 <=0.571 <=0.571

Steel Grade  (+C) (+LC) (+SR) (+A) (+N)
Rm Tensile Strength  (Mpa) Min A Elongation(%) Min Rm Tensile Strength (Mpa) Min A Elongation(%) Min Rm Tensile Power (Mpa) Min Rel Yield Energy(Mpa) Min A             Elongation  (%) Min Rm Tensile Energy (Mpa)Min A Elongation (%)Min Rm Tensile Strength (Mpa) Rel Generate Strength  (Mpa) Min A Elongation (%) Min
E235 480 six 420 10 420 350 sixteen 315 twenty five 340-480 235 twenty five
E255 580 5 520 8 520 375 12 390 21 440-570 255 21
E355 640 4 580 7 580 450 ten 450 22 490-630 355 22

  Substance Chemical Composition (%)          
Standard Steel Grade  Materials Number C    Si      Mn P     S    Cr Mo Tensile energy Rm (Mpa) Yield Power Reh (Mpa) Min A Elongation(%) Min
DIN1629 ST37 1.5714 ≤ .seventeen ≤ .55 ≤1.60 ≤0.04 ≤0.04 350-480 235 25
ST44 1.5718 ≤ .21 ≤ .55 ≤1.sixty ≤0.04 ≤0.04 420-550 275 21
ST52 1.571 ≤  .22 ≤ .55 ≤1.60 ≤0.04 ≤0.035 550-650 355 22
DIN1630 ST37.four one.5715 ≤ .seventeen ≤ .35 ≥0.035 ≤0.04 ≤0.04 350-480 235 25
ST44.four one.5717 ≤ .21 ≤ .35 ≥0.04 ≤0.04 ≤0.04 420-550 275 21
ST52.4 one.5711 ≤ .22 ≤ .fifty five ≤1.sixty ≤0.04 ≤0.035 550-650 355 22

Many other steel grades and CZPT – modified steel grades are available on request

Some samples of relevant metal grade
GB TOCT ASTM BS JIS NF DIN
10F   1571 040A10   XC10  
10 ten ten,101,012 045M10 S10C XC10 C10,CK10
twenty twenty 1571 050A20 S20C XC18 C22,CK22
forty five 45 1045 080M46 S45C XC45 C45,CK45
30CrMo 30XM 4130 1717COS110 SCM420 30CD4  
42CrMo   4140 708A42   42CD4 42CrMo4
      708M40      
35CrMo 35XM 4135 708A37 SCM3 35CD4 34CrMo4

 

Delivery conditions:  CZPT tubes are delivered in following conditions (first symbol lists previous designation, the new one according to EN is in brackets):
BK (+C) Cold finished/hard (cold finished as drawn).
No heat treatment after last cold forming process.
BKW (+LC) Cold finished/soft (lightly cold worked).
After last heat treatment there is a light finishing pass (cold drawing).
BKS (+SR) Cold finished/stress relieve annealed.
After the final cold forming process the tubes are stress relieve annealed.
GBK (+A) Annealed.
After the final cold forming process the tubes are annealed in a controlled atmosphere.
NBK (+N) Normalized.
After the final cold forming process the tubes are annealed above the upper transformation point in a controlled atmosphere.

 

Checks: all tubes are checked according to the relevant production standardsupplementary/optional tests are available on request chemical mechanical and   technological tests are made according to relevant standard

 

Certificates: according to EN 15714 3.1 

 

Packed in bundles or packing containers

 

1010 1020 1045 4130 4140 Seamless Steel Pipe