In the meantime, our merchandise are created in accordance to high good quality requirements, and complying with the worldwide superior standard conditions. The new products include a series of higher-tech and higher high quality chains and sprockets and gears, this kind of as chains and gearboxes for agricultural machineries, metallurgical chains, escalator stage-chains, high-pace tooth chains, timing chains, self-lubrication chains, amid which have variety high pace tooth chain for automobile department dynamic box and aerial chains fill in the blanks of chain in China. It has recognized secure cooperation with numerous effectively identified universities and institutes in china this sort of as, Zhejiang College, Jilin University, Technical committee of countrywide chain travel standard, Institute of national chain generate, Zhejiang software engineering content institute, Huhan material protection institute and it cooperated to identified China Initial Auto chain institute with Nationwide chain generate institute. cold drawn precision carbon and alloy steel seamless metal tube pipe
EPT EPT Seamless Steel EPT for EPTT Industry and EPT Application
seamless pipe ck45 aisi1045 chilly rolled tube
Apps
1. EPTT fields
A. Fuel EPT traces/nozzles
B. CNG (Compressed Character Fuel) tube– Burst strain: 1307Bar, Operating Stress: close to 350bar
C. Drive EPTT: Steering column components
D. EPT shafts, hand brake, entrance axles, airbag inflators, stabilizers, seat fasteners, front-wheel EPT shafts
E. Shock absorber and others
2. EPT Fields
A. EPT circuits (HPL), pneumatic traces, and EPT suspension method
B. EPT cylinders (HPZ)
3. Other Fields
EPT EPTTs, EPT cylinder, warmth exchanger, large precision EPTTs, oil traces, and other folks in need
Extra Area Treatment method Soon after TUBE MAEPT
one. Galvanizing
A. Silver galvanized
B. Yellow galvanized
C. Olive inexperienced coated
Layer thickness: 8-20um, Salty Spray Take a look at: forty eight-a hundred and fifty hours
two.Black phosphate
EPT EPTT Composition (%) | |||||||||
StXiHu (West EPT) Dis.Hu (West EPT) Dis.rd | Steel Grade | EPT Number | C | Si | Mn | P | S | Cr | Mo |
DIN 2391 | ST35 | one.0308 | lt= .17 | lt= .35 | gt=.04 | lt=.571 | lt=.571 | – | – |
ST45 | 1.0408 | lt= .21 | lt= .35 | gt=.04 | lt=.571 | lt=.571 | – | – | |
ST52 | 1.058 | lt= .22 | lt= .55 | lt=one.sixty | lt=.571 | lt=.571 | – | – | |
BK | BKW | BKS | GBK | ||||||
Metal Grade | Rm Tensile Toughness (Mpa) Min | A EEPTTation(%) Min | Rm Tensile Toughness (Mpa) Min | A EEPTTation(%) Min | Rm Tensile Power (Mpa) Min | Rel Generate Energy(Mpa) Min | A EEPTTation (%) Min | Rm Tensile Toughness (Mpa)Min | A EEPTTation (%)Min |
ST35 | 480 | six | 420 | ten | 420 | 315 | 14 | 315 | twenty five |
ST45 | 580 | 5 | 520 | eight | 520 | 375 | twelve | 390 | 21 |
ST52 | 640 | 4 | 580 | 7 | 580 | 420 | 10 | 490 | 22 |
StXiHu (West EPT) Dis.Hu (West EPT) Dis.rd | Metal Quality | EPT Quantity | C | Si | Mn | P | S | Cr | Mo |
EN10305-1 EN10305-4 |
E235 | 1.0308 | lt= .seventeen | lt= .35 | gt=.04 | lt=.571 | lt=.571 | – | – |
E255 | 1.0408 | lt= .21 | lt= .35 | gt=.04 | lt=.571 | lt=.571 | – | – | |
E355 | one.058 | lt= .22 | lt= .fifty five | lt=one.sixty | lt=.571 | lt=.571 | – | – |
Steel Quality | ( C) | ( LC) | ( SR) | ( A) | ( N) | |||||||
Rm Tensile Strength (Mpa) Min | A EEPTTation(%) Min | Rm Tensile Strength (Mpa) Min | A EEPTTation(%) Min | Rm Tensile Toughness (Mpa) Min | Rel Generate Strength(Mpa) Min | A EEPTTation (%) Min | Rm Tensile Strength (Mpa)Min | A EEPTTation (%)Min | Rm Tensile Toughness (Mpa) | Rel Yield Power (Mpa) Min | A EEPTTation (%) Min | |
E235 | 480 | six | 420 | ten | 420 | 350 | 16 | 315 | 25 | 340-480 | 235 | 25 |
E255 | 580 | 5 | 520 | eight | 520 | 375 | 12 | 390 | 21 | 440-570 | 255 | 21 |
E355 | 640 | four | 580 | 7 | 580 | 450 | ten | 450 | 22 | 490-630 | 355 | 22 |
EPT EPTT Composition (%) | |||||||||
Steel Grade | EPT Variety | C | Si | Mn | P | S | Cr | Mo | |
GB/T 8162 GB/T 8163 GB/T 3639 | 10 | – | .07-.fourteen | .17-.35 | .35-.65 | lt=.035 | lt=.04 | – | – |
twenty | – | .seventeen-.23 | .seventeen-.37 | .35-.sixty five | le0.035 | le0.035 | – | – | |
45 | – | .42-.50 | .seventeen-.37 | .fifty-.80 | le0.035 | le0.035 | – | – | |
Q345B/16Mn | – | le0.20 | le0.fifty | lt=1.70 | le0.035 | le0.035 | – | – |
Many other metal grades and EPT – modified metal grades are offered on request
Some samples of connected steel grade | ||||||
GB | TOCT | ASTM | BS | JIS | NF | DIN |
10F | 1571 | 040A10 | XC10 | |||
ten | 10 | ten,one hundred and one,012 | 045M10 | S10C | XC10 | C10,CK10 |
20 | 20 | 1571 | 050A20 | S20C | XC18 | C22,CK22 |
45 | forty five | 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 |
EPT EPTT Composition (%) | |||||||||
Steel Quality | EPT Variety | C | Si | Mn | P Max | S Max | Cr | Mo | |
ASTM A519 | 1571 | – | .08-.thirteen | – | .3-.six | .04 | .05 | – | – |
1571 | – | .eighteen-.23 | – | .three-.6 | .04 | .05 | – | – | |
1045 | – | .43-.50 | – | .six-.9 | .04 | .05 | – | – | |
4130 | – | .28-.33 | .15-.35 | .forty-.sixty | .04 | .04 | .8-one.one | .fifteen-.twenty five | |
4140 | – | .38-.forty three | .fifteen-.35 | .seventy five-one. | .04 | .04 | .8-1.one | .15-.twenty five |
EPT EPTT Composition (%) | |||||||
Steel Quality | EPT Number | C Max | Si Max | Mn | P Max | S Max | |
JIS G3445 | STKM 11A | – | .twelve | .35 | Max .sixty | .04 | .04 |
STKM 12A | – | .12 | .35 | Max .sixty | .04 | .04 | |
SKTM 12B | – | .twelve | .35 | Max .60 | .04 | .04 | |
SKTM 12C | – | .12 | .35 | Max .60 | .04 | .04 | |
STKM 13A | – | .twenty five | .35 | .3-.9 | .04 | .04 | |
STKM 13B | – | .25 | .35 | .3-.nine | .04 | .04 | |
STKM 13C | – | .25 | .35 | .3-.9 | .04 | .04 |
Supply situations: EPT tubes are shipped in pursuing circumstances (1st image lists preceding designation, the new one particular according to EN is in brackets):
BK ( C) Chilly completed/challenging (chilly concluded as drawn).
No warmth remedy soon after very last chilly forming procedure.
BKW ( LC) Cold concluded/comfortable (frivolously chilly labored).
After last heat therapy there is a gentle finishing move (cold drawing).
BKS ( SR) Chilly concluded/stress alleviate annealed.
Soon after the last cold forming process the tubes are pressure relieve annealed.
GBK ( A) Annealed.
Following the final cold forming approach the tubes are annealed in a controlled atmosphere.
NBK ( N) Normalized.
After the ultimate chilly forming approach the tubes are annealed above the higher transformation point in a managed environment.
Tests: all tubes are checked in accordance to the pertinent production stXiHu (West EPT) Dis.Hu (West EPT) Dis.rdsupplementary/optional exams are accessible on ask for chemical mechanical and technological assessments are created in accordance to related stXiHu (West EPT) Dis.Hu (West EPT) Dis.rd
Certificates: in accordance to EN 15714 3.1
Packed in bundles or boxes