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      API 5L石油管線直縫鋼管技術參數

      發布時間:2012.07.06 新聞來源:直縫鋼管_大口徑直縫鋼管_厚壁鋼管_高頻焊接鋼管-河北美德鋼管制造有限公司 瀏覽次數:

      執行標準:
      API SPEC 5L

      用途:
      用于石油、天然氣工業中的氣、水、油輸送,用于油井中抽取石油或天然氣。

      尺寸公差:

      鋼管種類

      鋼管外徑(D)

      鋼管壁厚(S)

      管體

      鋼管外徑 (mm)

      允許偏差(mm)

      鋼管外徑(mm)

      允許偏差(mm)

      ≥60.3且S<20

      ±0.75%

      ≤73.0

      +15%,-12.5%

      ≥60.3且S≥20

      ±1.00%

      >73.0且S<20

      +15%,-12.5%

      >73.0且S≥20

      +17.5%,-10

      API SPEC 5L 化學成分


      標準
      Standard

      產品規定類別
      PSL

      鋼級
      Steel grade

      化學成分 Chemical composition, %

      C

      Mn

      P

      S

      Si

      V

      Nb

      Ti

      CEpcm

      API 5L

      GB/T9711.2

      PSL 1

      A or L210

      ≤0.22

      ≤0.90

      ≤0.030

      ≤0.030

      -

      -

      -

      -

      ≤0.25

      B or L245

      ≤0.28

      ≤1.20

      ≤0.030

      ≤0.030

      -

      -

      -

      -

      ≤0.25

      x42 or L290

      ≤0.28

      ≤1.30

      ≤0.030

      ≤0.030

      -

      -

      -

      -

      ≤0.25

      X46 or L320

      ≤0.28

      ≤1.40

      ≤0.030

      ≤0.030

      -

      -

      -

      -

      ≤0.25

      X52 or L360

      ≤0.28

      ≤1.40

      ≤0.030

      ≤0.030

      -

      -

      -

      -

      ≤0.25

      X56 or L390

      ≤0.28

      ≤1.40

      ≤0.030

      ≤0.030

      -

      -

      -

      -

      ≤0.25

      X60 or L415

      ≤0.28

      ≤1.40

      ≤0.030

      ≤0.030

      -

      -

      -

      -

      ≤0.25

      PSL 2

      BR or L245R

      ≤0.24

      ≤1.20

      ≤0.025

      ≤0.015

      ≤0.40

      c

      c

      ≤0.04

      ≤0.25

      X42R or L290R

      ≤0.24

      ≤1.20

      ≤0.025

      ≤0.015

      ≤0.40

      ≤0.06

      ≤0.05

      ≤0.04

      ≤0.25

      BN or L245N

      ≤0.24

      ≤1.20

      ≤0.025

      ≤0.015

      ≤0.40

      c

      c

      ≤0.04

      ≤0.25

      X42N or L290N

      ≤0.24

      ≤1.20

      ≤0.025

      ≤0.015

      ≤0.40

      ≤0.06

      ≤0.05

      ≤0.04

      ≤0.25

      X46N or L320N

      ≤0.24

      ≤1.40

      ≤0.025

      ≤0.015

      ≤0.40

      ≤0.07

      ≤0.05

      ≤0.04

      ≤0.25

      X52N or L360N

      ≤0.24

      ≤1.40

      ≤0.025

      ≤0.015

      ≤0.45

      ≤0.10

      ≤0.05

      ≤0.04

      ≤0.25

      X56N or L390N

      ≤0.24

      ≤1.40

      ≤0.025

      ≤0.015

      ≤0.45

      ≤0.10

      ≤0.05

      ≤0.04

      ≤0.25

      X60N or L415N

      ≤0.24

      ≤1.40

      ≤0.025

      ≤0.015

      ≤0.45

      ≤0.10

      ≤0.05

      ≤0.04

      協商

      備注:c: 除非另有協議,否則V和Nb之和應≤0.06%。
      Note: c: The sum of the columbium [niobium], and vanadium contents shall not exceed 0.06% except that, by agreement between the purchaser and
      the manufacturer, an alternative maximum may be established.

      API SPEC 5L 力學性能

      標準
      Standard

      產品規定類別
      Product Specification Level

      鋼級
      Steel grade

      屈服強度
      Yield Strength (min), Mpa

      抗拉強度
      Tensile Strength(min), Mpa

      API 5L

      GB/T9711.2

      PSL 1

      A or L210

      210

      335

      B or L245

      245

      415

      x42 or L290

      290

      415

      X46 or L320

      320

      435

      X52 or L360

      360

      460

      X56 or L390

      390

      490

      X60 or L415

      415

      520

      PSL 2

      BR or L245R

      245~450

      415~760

      X42R or L290R

      290~495

      415~760

      BN or L245N

      245~450

      415~760

      X42N or L290N

      290~495

      415~760

      X46N or L320N

      320~525

      435~760

      X52N or L360N

      360~530

      460~760

      X56N or L390N

      390~545

      490~760

      X60N or L415N

      415~565

      520~760

      防腐加工具體參數

      鋼管名義外徑范圍

      鋼管外徑尺寸

      涂層類別

      涂層

      涂層厚度

      Nominal Diameter Range

      Outside diameters Rang(mm)

      Coating Type

      Coating Layer

      Coating thickness

      DN100~600

      114.3~609.6

      3PE(三層聚乙烯)
      Three layers polyethylene

      第一層:環氧粉末(綠色)

      2.0~4.5mm

      Inside layer: epoxy(Green)

      中間層:膠粘劑(白色)

      Mid Layer:adhesive(White)

      最外層:聚乙烯(黑色)

      Outside layer:polyethylene (Black)

      2PE(兩層聚乙烯)
      Two layers polyethylene

      第一層:膠粘劑

      2.0~4.5mm

      Inside layer: adhesive

      最外層:聚乙烯

      Outside layer:polythene

      DN80~600

      88.9~609.6

      FBE(環氧粉末)
      epoxy

      環氧粉末

      200~400um

      Epoxy

      2FBE(雙層環氧粉末)
      Two layers epoxy

      第一層:環氧粉末(綠色)

      400~800um

      Inside layer: epoxy(Green)

      最外層:加強型環氧粉末(灰綠色)

      Outside layer:intensity epoxy(sage green)

      DN100~600

      114.3~609.6

      3PP(三層聚丙烯)
      Three layers polypropylene

      第一層:環氧粉末(綠色)

      2.5~3mm

      Inside layer: epoxy(Green)

      中間層:膠粘劑(白色)

      Mid Layer:adhesive(White)

      最外層:聚丙烯(白色)

      Outside layer:polypropylene(White)

      上一篇:API 5L 直縫鋼管

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