Cold Drawn En 10305-4 E235 E255 E355 +N Precision Seamless Steel Tubes for Hydraulic

China Cold Drawn En 10305-4 E235 E255 E355 +N Precision Seamless Steel Tubes for Hydraulic, Find details about China E355 Steel Tube, E235 Tube from Cold Drawn En 10305-4 E235 E255 E355 +N Precision Seamless Steel Tubes for Hydraulic

Model NO.
EY-PT
Wall Thickness
0.5 - 6 mm
Length
2-12m
Delivery Time
15-30 Days After Down Payment
Alloy or Not
Non Alloy
Standard or Not
Standard
Secondary or Not
Non Secondary
Price Term
Fob, CIF, CNF
Payment
L/C, T/T
Trademark
Kingmetal
Transport Package
Export Standard Packing
Specification
3.75 - 80mm
Origin
China (Mainland)
HS Code
730419
Model NO.
EY-PT
Wall Thickness
0.5 - 6 mm
Length
2-12m
Delivery Time
15-30 Days After Down Payment
Alloy or Not
Non Alloy
Standard or Not
Standard
Secondary or Not
Non Secondary
Price Term
Fob, CIF, CNF
Payment
L/C, T/T
Trademark
Kingmetal
Transport Package
Export Standard Packing
Specification
3.75 - 80mm
Origin
China (Mainland)
HS Code
730419
Material:
10# 20# 45# 16Mn A106 Gr A,B,A53 Gr B,
ASTM A179,A315B,A335 P11,A335 P22,A335 P5
12CrMo 15CrMo 20CrMo 42CrMo 12Cr1Mov 10CrMo910 STF A25
E215,E235,E255,E335
ST35(E235), ST37, ST24(E255), ST52(E355)

Standard:
1. ASTM:ASTM A106GR.A; ASTM A106GR.B; ASTM A53GR.A; ASTM A53GR.B;
ASTM A333; ASTM A334; ASTM A192; ASTM A210;
2. JIS: G3452;G3457; G3454; G3456; G3461; G3455; STPG38; STS42; STS49; STPT49
3. DIN: St 37.0, St35.8I;ST42;ST45;ST52.4;ST52; TT St35N;10Ni14;15Mo3
4. EN 10216-1: P235GH TC1, P235GH TC2, 16Mo3
5. EN 10305-4: E215,E235,E255,E335
5. API:APL 5LAPI 5CT ,etc.

Surface: Black painted,rust oil coated, Smooth, Bright,etc.

Application:
For manufacture of pipeline,vessels,equipment,pipe fittings and steel structures for conveying gas,water and oil in both the oil and natural gas industries for manufacturer wall panel,ecomomizer,reheater,superheater and steam pipeline of boilers. For conveying oil,gas and other fluid.
 

Table 1- Chemical composition

Steel Grade

C%

Si%

Mn%

P%

S%

AL%

E215

≤0.10

≤0.05

≤0.7

≤0.025

≤0.025

≥0.025

E235

≤0.17

≤0.35

0.4-1.2

≤0.025

≤0.025

 

E255

≤0.21

≤0.35

0.4-1.1

≤0.025

≤0.025

 

E355

≤0.22

≤0.55

≤1.6

≤0.025

≤0.025

 

Table 2 - Mechanical properties at room temperature

Delivery Condition

BK

BKW

GBK

NBK (N)

Steel Grade

Rm

A %

Rm

A %

Rm

A %

Rm   

ReH 

A %

Mpa (Min)

(Min)

Mpa(Min)

(Min)

Mpa(Min)

(Min)

Mpa(Min)

Mpa(Min)

(Min)

E215

430

8

380

12

280

30

290~430

215

30

E235

480

6

420

10

315

25

340~480

235

25

E255

580

5

520

8

390

21

440~570

255

21

E355

640

4

580

7

450

22

490~630

355

22

End Shape

Beveled end, plain end, vanished, or adding plastic caps to protect the two ends as per customer's

 requirements

Surface 

Treatment

Oiled, Galvanized, Phosphate etc

Technique 

Cold drawn & cold rolled

Application

1. Automotive and mechanical pipes

2. Petroleum cracking pipes

3. High Pressure Boiler Pipe

4. Low and middle pressure fluid transportation pipeline

5. Chemical fertilizer equipment pipes

6. Heat exchanger pipes

Delivery 

Conditions

1. BK (+C) 

No heat treatment after last cold forming process.

2. BKW (+LC)

After last heat treatment there is a light finishing pass (cold drawing)

3. BKS (+SR)

After the final cold forming process the tubes are stress relieve annealed.

4. GBK (+A)

After the final cold forming process the tubes are annealed in a controlled atmosphere.

5. NBK (+N)

After the final cold forming process the tubes are annealed above the upper transformation

 point in a controlled atmosphere. 

Cold Drawn En 10305-4 E235 E255 E355 +N Precision Seamless Steel Tubes for Hydraulic
Cold Drawn En 10305-4 E235 E255 E355 +N Precision Seamless Steel Tubes for Hydraulic
Cold Drawn En 10305-4 E235 E255 E355 +N Precision Seamless Steel Tubes for Hydraulic
Cold Drawn En 10305-4 E235 E255 E355 +N Precision Seamless Steel Tubes for Hydraulic
Cold Drawn En 10305-4 E235 E255 E355 +N Precision Seamless Steel Tubes for Hydraulic
Cold Drawn En 10305-4 E235 E255 E355 +N Precision Seamless Steel Tubes for Hydraulic