Seamless Steel Tube A213

Seamless ferrites and austenitic alloy-steel boiler, super heater, and heat-exchangers tubes.
● Application: for boilers, Supervarmere, heat-exchangers.
● Size range: O.D.:12.7-114.3 mm W.T.: 1.65-10mm L.: 18000mm max.

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ASTM A213 Alloy Seamless Steel Pipe

ASTM A213 covers seamless ferritic and austenitic steel boiler,Boiler Tube, and heat-exchanger tubes for high temperature services, designated Grades T5, TP304, osv. Grades with letter H has highe creep-rupture strength compared with grades with no H. ASME SA213 seamless tubes are chrome moly Tubes with alloy element of chromium, molybdæn.

Grand supplies ASTM A213 Low Alloy Steel Tubes of all grades and dimensions. We also keep stock of ASTM A213 seamless tubes of Alloy Steel:T2, T11, T12, T22, T91, T92 in annealed and pickled, lyse udglødet, mill finish and polished conditions according to customer requirements

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1. Production of A213 seamless steel tubes since 2005.

2. Working with customers from West Asia,Nordamerika,Sydamerika,osv. siden 2006.

3. Prøver kan leveres inden for 25 dage efter bekræftelse

4. 40 dage som produktionsperiode og levering efter ordrebekræftelse.

5. 15,000 meters of seamless steel tubes in stock.

6. 200 størrelser kan tilbydes fra OD:12.7MmxWT:1.65mm til OD:114.3MmxWT:10Mm

7. Tredjeparts inspektion som:TUV,BV,SGS,osv. accepteret

8. Professionelt team hjælper dine særlige rørkrav.

9. Andre beslægtede rør:A179,A192,A213 seamless steel tube;osv

Hvis der er spørgsmål,Du er mere end velkommen til at kontakte sales@grandsteeltube.com

ASTM A213 Steel Tubes Outside Diameter and Wall Thickness Tolerance

OD, Mm OD Tolerance
< 25.4 +/- 0.10
25.4 – <= 38.1 +/- 0.15
> 38.1 -< 50.8 +/- 0.20
50.8 -< 63.5 +/- 0.25
63.5 -< 76.2 +/- 0.30
76.2 – <= 101.6 +/- 0.38
> 101.6 – <= 190.5 +0.38/-0.64
> 190.5 – <= 228.6 +0.38/-1.14

 

OD, Mm WT Tolerance
<= 38.1 +20%/-0
> 38.1 +22%/-0

Table 1: Steel grade and chemical composition:

Stålkvalitet C Mn P S Si Cr Mo
Maks Maks Maks Maks Maks Min.
T5 0.15 0.30-0.60 0.025 0.025 0.5 4.0-6.0 0.45-0.65
T9 0.15 0.30-0.60 0.025 0.025 0.25-1.00 8.0-10.0 0.90-1.10
T11 0.05-0.15 0.30-0.60 0.025 0.025 0.50-1.00 1.0-1.50 0.44-0.65
T12 0.05-0.15 0.30-0.60 0.025 0.025 0.50 0.80-1.25 0.44-0.65
T21 0.05-0.15 0.30-0.60 0.025 0.025 0.50-1.00 2.65-3.35 0.80-1.06
T22 0.05-0.15 0.30-0.60 0.025 0.025 0.50 1.90-2.60 0.87-1.13

Table 2: Mechanical property:

Stålkvalitet Tensile strength Yield strength Forlængelse Hårdhed. Maks
Min ksi(Mpa) Min ksi(Mpa) % Brinell/Cickers Rockwell
T5b 60(415) 30(205) 30 179HBW/190HV 89HRC
T9 60(415) 30(205) 30 179HBW/190HV 89HRC
T12 60(415) 32(220) 30 163HBW/170HV 85HRC
T91 85(585) 60(415) 20 250HBW/265HV 25HRC
T92 90(620) 64(440) 20 250HBW/265HV 25HRC

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