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DIN17175 Carbon Steel Seamless Pipe , Heat - Resistant? Alloys Stainless Steel

DIN17175 Carbon Steel

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Description

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DIN17175 SEAMLESS TUBES OF HEAT-RESISTANT STEELS

Part 1: Specification for low tensile carbon steel tubes without specified elevated temperature properties

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Specifications:

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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

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CHEMICAL COMPOSITION (%):

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CHEMICAL COMPOSITION (CAST ANALYSIS) IN% |
Steel Grade | C | Si | Mn | P | S | Cr | Mo | V |
St35.8 | 1.0305 | ≤0.17 | 0.1-0.35 | 0.40-0.80 | 0.040 | 0.040 | ? | ? | ? |
St45.8 | 1.0405 | ≤0.21 | 0.1-0.35 | 0.40-1.20 | 0.040 | 0.040 | ? | ? | ? |
17Mn4 | 1.0481 | 0.14-0.20 | 0.20-0.40 | 0.90-1.20 | 0.040 | 0.040 | ≤0.30 | ? | ? |
19Mn5 | 1.0482 | 0.17-0.22 | 0.30-0.60 | 1.00-1.30 | 0.040 | 0.040 | ≤0.30 | ? | ? |
15Mo3 | 1.5415 | 0.12-0.20 | 0.10-0.35 | 0.40-0.80 | 0.035 | 0.035 | ? | 0.25-0.35 | ? |
13CrMo44 | 1.7335 | 0.10-0.18 | 0.10-0.35 | 0.40-0.70 | 0.035 | 0.035 | 0.70-1.10 | 0.45-0.65 | ? |
10CrMo910 | 1.7380 | 0.08-0.15 | ≤0.50 | 0.40-0.70 | 0.035 | 0.035 | 2.00-2.50 | 0.90-1.20 | ? |
14MoV63 | 1.7715 | 0.10-0.18 | 0.10-0.35 | 0.40-0.70 | 0.035 | 0.035 | 0.30-0.50 | 0.50-0.70 | 0.22-0.32 |
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MECHNICAL PROPERTIES:

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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≤60 | I | T | T |
(MIN) N/mm2 | % (MIN) | δ (MIN) |
St35.8 | 1.0305 | 350-480 | 235 | 225 | 215 | 25 | 23 | 34 |
St45.8 | 1.0405 | 410-530 | 255 | 245 | 235 | 21 | 19 | 27 |
17Mn4 | 1.0481 | 460-580 | 270 | 270 | 260 | 23 | 21 | 34 |
19Mn5 | 1.0482 | 510-610 | 310 | 310 | 300 | 19 | 17 | 34 |
15Mo3 | 1.5415 | 450-600 | 270 | 270 | 260 | 22 | 20 | 34 |
13CrMo44 | 1.7335 | 440-590 | 290 | 290 | 280 | 22 | 20 | 34 |
10CrMo910 | 1.7380 | 450-600 | 280 | 280 | 270 | 20 | 18 | 34 |
14MoV63 | 1.7715 | 460-610 | 320 | 320 | 310 | 20 | 18 | 41 |
X20CrMoV121 | 1.4922 | 690-540 | 490 | 490 | 490 | 17 | 14 | 34 |
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INSPECTION AND TEST:

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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.

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Description:

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DIN17175 applies to seamless tubes including tubes for headers of heat-resistant steels which are used in the construction of boilers, pipe-lines, pressure vessels and equipment for service up to 600℃ and at simultaneous high pressures, where the total stress and the relevant scaling conditions can raise or lower the temperature limit.

Top quality products

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Applications:

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Mainly used in the construction of boilers, pipe-lines, pressure vessels and equipment for service up to 600℃ and at simultaneous high pressures, where the total stress and the relevant scaling conditions can raise or lower the temperature limit.Boiler tube and superheater service. Boiler flue, air preheating pipe line, superheater, etc.?

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Competitive Advantage:

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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.

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