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Mechanical DIN1630 Seamless Steel Pipe And Tube Of Unalloyed Steels

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Mechanical DIN1630 Seamless Steel Pipe And Tube Of Unalloyed Steels

China Mechanical DIN1630 Seamless Steel Pipe And Tube Of Unalloyed Steels supplier

Large Image :  Mechanical DIN1630 Seamless Steel Pipe And Tube Of Unalloyed Steels

Product Details:

Place of Origin: JIANGSU, CHINA
Brand Name: CHANGZHOU RUIYUAN
Certification: ISO9001, ISO14001, PED

Payment & Shipping Terms:

Minimum Order Quantity: 0.3 MT
Packaging Details: Ends caps, Hexagonal Bundles with steel strips and plastic bags wrapping outside/Wooden box/Steel frame/Or as per client’s requirement.
Delivery Time: 20~30 days after order
Payment Terms: T/T, L/C, D/P, CASH, D/A, Western Union
Supply Ability: 6000MT/Month
Detailed Product Description
STANDARD: DIN SHAPE: CIRCULAR
CERTIFICATE: PED, ISO9001, ISO14001 PLACE OF ORIGIN: JIANGSU, CHINA
SECONDARY OR NOT: BRAND NEW PROCESSING: SEAMLESS
SURFACE: BARE, OIL, VARNISH, BLACK

Mechanical DIN1630 Seamless Steel Pipe And Tube Of Unalloyed Steels

 

 

Specifications:

 

Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling

Ends: PE, ends caps

Marking: as per requirement

Delivery Condition: Annealed/Normalized/Tempered

Size:(mm)
      OD: ≤660mm         

   or as per customer’s requirement
Length: ≤16m. Fixed Length (6m,9m,12m, 16m or as per requirement) or random length

Package: Hexagonal Bundles with steel strips and plastic wrapping outside/Wooden box/Wooden crate/Steel frame/As per customer’s requirement

 

 

CHEMICAL COMPOSITION (%):

 

CHEMICAL COMPOSITION (CAST ANALYSIS) IN%

Grade

C≤

Si≤

Mn

P≤

S≤

ST 37.4

1.0255

0.17

0.35

≥ 0.35

0.040

0.040

ST 44.4

1.0257

0.20

0.35

≥ 0.40

0.040

0.040

ST 52.4

1.0581

0.22

0.55

≤ 1.60

0.040

0.035

 

 

MECHNICAL PROPERTIES:

 

STEEL GRADE

Tensile Strength

σb(Mpa)

N/mm2

Yield Strength σs(Mpa)

(WT in mm)

Elongation      δ(%)

(L=5do)

IMPACT

(DVM—TEST SAMPLE)

≤16

>16≤40

>40≤65

L

T

L

T

(MIN) N/mm2

% (MIN)

δ (MIN)

ST 37.4

1.0255

350-480

235

225

215

25

23

43

27

ST 44.4

1.0257

420-550

275

265

255

21

19

43

27

ST 52.4

1.0581

500-650

355

345

335

21

19

43

27

                       

 

 

DIMENSION TOLERANCE:

 

OD (mm)

Permissible daviation in OD

Tube Barrel and tube ends

At tube ends, subject to particular agreement 1)

≤ 100

±1% (value up to ±0.5mm are permitted)

± 0.4 mm

100 − 200

±1%

± 0.5% 

> 200

±1%

± 0.6%

Length Tolerance (mm)

≤6000

0 - +10

6000<L≤12000

0 - +15

>12000

By Agreement

 

 

INSPECTION AND TEST:

 

CHEMICAL COMPOSTION TEST. MECHANICAL PROPERTIES TEST(tensile strength, yield strength, elongation, flaring, flattening,impact, etc). SURFACE AND DIMENSION CHECK. NON-DESTRUCTIVE TEST(eddy current test/ultrasonic test), HYDRAULIC TEST.

 

 

Description:

 

DIN1630 applies to seamless circular tubes and pipes made of unalloyed steels. These tubes are pradominantly used in the construction of chemical plant, vessels, pipework and for general mechanical engineering purposes. They are designed to meet high performance requirements. Normally, there are no limiting values for the maximum permissible working pressure of these tubes. The permissible working temperature shall not exceed 300℃.

Top quality products

 

 

Applications:

 

Mainly used in the construction of chemical plant, vessels, pipework and for general mechanical engineering purposes. And designed to meet high performance requirements, etc. 

 

 

Competitive Advantage:

 

Always put quality on first consideration makes us keep our qulity stable and good. Always put customer’s benefit before ours makes our good service and gain us good reputation.

Advanced equipments. Sincere , truth and careful attitude on communication and production.

 

Mechanical DIN1630 Seamless Steel Pipe And Tube Of Unalloyed Steels

Contact Details
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