ERW/LSAW Welded Steel Pipe  

Short Description:

Product name: straight seam steel pipe

Materials: Q235, Q355, S195T, GR.B, X42, X52, X60, CC60, CC70, ST35, ST52, S235JR, S355JR, SGP, STP G370, STP

G410, GR12, GR2 etc.

Standard: GB 3091, API 5L, ASTM A53, A515, A672, A500, A252, BS1387, EN10255, EN10217, JIS G3454 etc.

Specification:

Outer diameter: 1/4”-48” (13.7mm-1219.2mm).

Wall thickness: 1.2mm-60mm.

Length: 2m-14m.


Detail prodottu

dati tecnica

Production

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Tags prodottu

1. Welding type of welded pipe: ERW, SAWL, EFW, HFW.

2. Materials: Q235, Q355, S195T, GR.B, X42, X52, X60, CC60, CC70,ST35, ST52, S235JR, S355JR, SGP, STP G370,

STP G410, GR12, GR2 etc.

3. Standard: GB 3091, API 5L,ASTM A53, A515, A672, A500,A252,,BS1387, EN10255, EN10217,JIS G3454 etc.

4. spicifichi:

Outer diameter: 1/4”-48” (13.7mm-1219.2mm).

Wall thickness: 1.2mm-60mm.

Length: 2m-14m.

5. End: plain end, beveled end, thread, coupling, plastic cap in the both end, pipe clamp.

6. Surface: oiled, black painted or varnish, galvanized, 3PE, FBE, or other epoxy coating.

7. Inspection: hydrostatic testing, ultrasonic testing, eddy current testing, magnetic particle testing, impact testing, hardness

testing, etc.

8. Application: petroleum, chemical, electric power, water, construction, pipelines, etc.


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  • spicifichi pipa azzaru 1. cusgitura Tintarella

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    2. Tolerance moderna Pipe

    voci cuntenutu codice Standard Grace / T5037 -2000 T9711 -1997 (A pipa classi) API 5L (43 versione)
    Travaux Gas, l 'acqua, kérosène, aria, pub, vapuri è altri cundutti scinariu generali cù cundutti azzaru pipa trasmissioni ogghiu e industria di gas pipa trasmissioni ogghiu e industria di gas
    Steel Q195, Q215, Q235 L175 -L483 A, B, X42 ~ X70
    Size corpu OD D<508  ±0.75%DD≥508  ±1.00%D D<508  ±0.75%DD≥508  ±1.00%D D<508  ±0.75%D508≤D≤914   -0.25%D ~ +0.75%DD>914  -0.32%D ~ +6.35%D
    fine OD D<508  ±0.75%D or ±2.5  be minimumD≥508  ±0.50%D or ±45   be minimum D≤273.1    -0.40 ~ +1.59D>323.9  -0.79 ~ +2.38 D≤273.1    -0.40 ~ +1.59D>323.9  -0.79 ~ +2.38
    Tolerance WT <508 ± 12,5% T -12,5% T ~ + 12.5% ​​T -12,5% T ~ + 12.5% ​​T
    ≥508 ± 10,0% T L175 ~ L245 -10.0%t ~ +17.15%tL290 ~ L555  -8.0%t ~ +19.5%t Not beyond B class -12.5%t ~ +17.5%tNot lower than X42 -8.0%t ~ +19.5%t
    tubu Oval serie fine tubu nternu 100 ± 1% D D> 508 azzaru in u catalogu di 101,6 aigle OD di la fini pipa ùn ponu esse più cà l 'DN di 1% D; OD più chjuca cà l 'DN sarà 1% D D> 508 azzaru in u catalogu di 101,6 aigle OD di la fini pipa ùn ponu esse più cà l 'DN di 1% D; OD più chjuca cà l 'DN sarà 1% D
    gradu tòndulu (Campus) Ùn trapassa 0,2% di a lunghezza pipa Ùn trapassa 0,2% di a lunghezza pipa Ùn trapassa 0,2% di a lunghezza pipa
    beveling fine Pipe Bevel degree 30° -35°  blunt edge1.6±0.8 Bevel degree 30° -35°  blunt edge 1.59±0.79 Bevel degree 30° -35°  blunt edge 1.59±0.79
    Tilt 1.6≤D <813 <1.59 <1.59
    Misalignment t≤12.7 0.35t è micca di più cà 3.0 <1.59 <1.59
    T> 12,7 0.25t 0.1251 and 3.18  take the minimum value 0.1251 and 3.18  take the minimum value
    rinforzi Résistance t≤13…<3.2t>13  <4.8 t≤12.7…<3.18t>12.7  <4.76 t≤12.7…<3.18t>12.7  <4.76
    analisi chimica Piglià una campionu da ogni mixer Piglià dui analise da ogni mixer Piglià dui analise da ogni mixer
    test di Tensile Piglià una campionu giuntu saldò da ogni mixer Base matel: take one sample from each smelting batchSpiral weld:take one sample from each smelting batch  butt weld: not more than 50 to take one sample Base matel: take one sample from each smelting batchSpiral weld:take one sample from each smelting batch  butt weld: not more than 50 to take one sample
    test di santa guidata Innò Each batch take a positive test sample and an anti-bend bend sample,   butt weld no more than 50 to take a positive bend and an anti-bend sample. Each batch take a positive test sample and an anti-bend bend sample,   butt weld no more than 50 to take a positive bend and an anti-bend sample.
    essai ténacité frattura Innò When the contract requirements,smelting complex batch takes three samples; D≥508, the drop hammer impact each smelting batch take two. When the contract requirements,smelting complex batch takes three samples; D≥508, the drop hammer impact each smelting batch take two.

    Straight seam steel pipe production process

    20200304165431857 (1)

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    We have two kinds of packaging:

    1. Package suitable for every kind of transport;

    2. According to customer’s requirement.

    20200306151340436

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