ERW/LSAW Welded Steel Pipe  

Pōkole 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.


Product Detail

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Product Tags

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. hoakaka:

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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  • 1. Hike ulana kila paipu hoakaka

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    2. Pipe geometric ioeeiiaiey

    Maʻamau kivila maʻiʻo 'ikamu O / T5037 -2000 T9711 -1997 (A papa paipu) API 5L (43 kēia)
    noi Kinoea, ka wai, kerosene, ea, hahana maoli nō kēia, a me ka mahu 'ē aʻe nui loliʻohe me ka kila na one Oil a me ke kinoea oihana EYI paipu Oil a me ke kinoea oihana EYI paipu
    Steel Q195, Q215, Q235 L175 -L483 A, B, X42 ~ X70
    Size ke kino 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
    hopena 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
    ke ahonui, me ka <508 ± 12,5% 'ole -12,5% k ~ + 12.5% ​​'ole -12,5% k ~ + 12.5% ​​'ole
    ≥508 ± 10,0% 'ole 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
    ka'ololaha Tube Pā şarkı hopena huahelu 100 ± 1% D D> 508 kila ma ka laulā, mai 101,6 max od o ka paipu hope hiki ole e nui ma mua o ka DN o ka 1% D; uuku od ma mua o ka DN e ia 1% D D> 508 kila ma ka laulā, mai 101,6 max od o ka paipu hope hiki ole e nui ma mua o ka DN o ka 1% D; uuku od ma mua o ka DN e ia 1% D
    Curvature ka papahelu (straightness) 'Aʻole e oi 0.2% o ka paipu lōʻihi 'Aʻole e oi 0.2% o ka paipu lōʻihi 'Aʻole e oi 0.2% o ka paipu lōʻihi
    Pipe hopena beveling 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
    k'ki 1.6≤D <813 <1,59 <1,59
    Misalignment t≤12.7 0.35t a i oi aku mamua o 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
    Weld kilo 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
    Nine Ka Ikepili E laweʻoe i hoʻokahi hāpana mai kēlā me kēia'ōhui E laweʻoe i nā Eia kekahi laʻana, mai kēlā me kēia'ōhui E laweʻoe i nā Eia kekahi laʻana, mai kēlā me kēia'ōhui
    Tensile hoʻokolohua Lawe i kekahi welded ami hāpana mai kēlā me kēia'ōhui 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
    Alakaʻi hoʻohei hoʻokolohua ʻAʻole 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.
    Fracture toughness ikea ai ʻAʻole 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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