Anti-Corrosion DIN 17175 St35.8 Seamless Metal Tubing Cold Drawn With Bare Surface

Materials

DIN 17175 St35.8

Size

OD

10 mm – 600mm        

Thickness

0.8mm -30mm

Length

5-12m, or as customer's actual request

Ends

Plain end/Beveled,protected by plastic caps on both ends,

cut quare, grooved, threaded and coupling,etc

Surface Treatment

Bare,Painting black,varnished,galvanized,anti-corrosion      

3PE PP/EP/FBE coating

Technical Methods

Cold-drawn/Hot-expanded

Testing Methods

Eddy current testing, Hydrostatic testing or Ultrasonic examination,

NDT and also with chemical and physical property inspection

Packaging

Small pipes in bundles with strong steel strips,large in loose pieces; 

Covered with plastic woven bags; Suitable for lifting operation; 

Loaded in 40ft or 20ft container or in bulk

Also according to customer's requests

Application

boiler,superheater,and heat-exchanger tubes

STANDARD

    GRADE

CHEMICAL COMPOSITION

C

Si

Mn

P,S

Cr

Mo

DIN 17175

St35.8

≤0.17

0.10-0.35

0.40-0.80

≤0.030

/

/

St45.8

≤0.21

0.10-0.35

0.40-1.20

≤0.030

/

/

15Mo3

0.12-0.20

0.10-0.35

0.40-0.80

≤0.030

/

0.25-0.35

13CrMo44

0.10-0.18

0.10-0.35

0.40-0.70

≤0.030

0.70-1.10

0.45-0.65

10CrMo910

0.08-0.15

≤0.50

0.40-0.70

≤0.030

2.00-2.50

0.90-1.20

Standard

Steel grade

Tensile(MPa)

Yield(MPa)

Elongate(%)

Hardenss

10CrMo910

10CrMo910

480～630

≥280

≥20

20MnG

20MnG

≥415

≥240

≥22

25MnG

25MnG

≥485

≥275

≥20

15CrMoG

15CrMoG

440～640

≥235

≥21

12Cr2MoG

12Cr2MoG

450～600

≥280

≥20

12Cr1MoVG

12Cr1MoVG

470～640

≥255

≥21

12Cr2MoWVTiB

12Cr2MoWVTiB

540～735

≥345

≥18

10Cr9Mo1VNb

10Cr9Mo1VNb

≥585

≥415

≥20

ASME SA210

SA210A-1

≥415

≥255

≥30

≤143HB

SA210C

SA210C

≥485

≥275

≥30

≤179HB

ASME SA213

SA213 T11

≥415

≥205

≥30

≤163HB

SA213 T12

SA213 T12

≥415

≥220

≥30

≤163HB

SA213 T22

SA213 T22

≥415

≥205

≥30

≤163HB

SA213 T23

SA213 T23

≥510

≥400

≥20

≤220HB

SA213 T91

SA213 T91

≥585

≥415

≥20

≤250HB

SA213 T92

SA213 T92

≥620

≥440

≥20

≤250HB

DIN17175

ST45.8/Ⅲ

410～530

≥255

≥21

/

15Mo3

15Mo3

450～600

≥270

≥22

13CrMo44

13CrMo44

440～590

≥290

≥22

OD

Plus tolerance(+)

Minus tolerance (-)

10.29—48.3

0.4

0.4

<48.3—-≤114.3

0.79

0.79

<114.3—≤219.1

1.59

0.79

<219.1—≤323.9

2.38

0.79

<323.9

±1%

SYLAITH STEEL Boiler Tube and Material/Steel Grade 

JIS 

JIS G 3461 (STB340, STB410, STB510)

JIS G 3462 (STBA12, STBA13, STBA20, STBA22, STBA23, STBA24, STBA25, STBA26)

JIS G3454 JIS G3455

JIS G3458

JIS G3460

JIS G 3464 (STBL380, STBL450, STBL690)

ASTM

ASTM A178/A178M (GRADE A, C, D)

ASTM A179/A179M

ASTM A192/A192M

ASTM A213/A213M (T2,T5,T5b, T5c,T9,T11,T12,T17,T21,T22,T23 etc)

ASTM A214/A214M

ASTM A250/A250M

ASTM A1020/A1020M (GRADE A, C, D)

DIN

DIN17175(St 35.8, St 45.8, 17Mn4, 19Mn5, 15Mo3, 13CrMo44, 10CrMo910, 14MoV63, X20CrMoV121)

GB

GB3087(10#, 20#), GB5310(20G, 20MnG, 25MnG, 15MoG, 20MoG, 15CrMoG, 12Cr1MoVG, 10Cr9Mo1VNbN etc)