Category: Products

Introduction Specification Application: High-pressure boiler tube is mainly used to manufacture high pressure and ultra-high-pressure boiler superheater and reheater tube, a guide tube, the main steam pipe and so on. High-pressure boiler tubes are a kind of boiler tubes, which belong to the category of seamless steel tubes. Method of manufacturing the same and seamless, but used in the manufacture of steel pipe has strict requirements. High-pressure boiler tube used in high temperature and high-pressure conditions, the tube in the high-temperature flue gas and water vapor under the action of oxidation and…

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Introduction Specification Standards & Steel Grade: GB/T 3019 Q195/Q215/Q235/Q345, BS 1387, EN 39, EN 1139, ASTM A53, JIS G3444 S235JR/S275JR/STK400/STK500 Coating Type: Pre-painted (zinc: 60~120g/m2) Hot-dipped Galvanized (zinc 120~500g/m2) Cold-dipped Galvanized(zinc 10~50g/m2)

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Introduction Specification Application: Used for oil well drilling, it is mainly used for the drilling process and after completion of borehole wall support, to ensure that the drilling process and the whole Wells after completion are normal runnings. Applicable hard, very hard and medium soft rock formations. Reliable quality, long service life, rare abnormal breakage during service life. Good flushing effect to ensure high drilling rate. Strict quality warranty and compensation rules. API 5DP Drill Pipe Standard:API SPEC 5D Application:For well drilling Outer Diameter:2 3/8″~5 1/2″,60.3mm~139.7mm Wall Thickness:0.28″~0.415″,7.11mm~10.54mm Size Outer Diameter Norminal Weight Calculated…

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Introduction Specification Application:  Used for Connecting two joints of Oil Tubing / Casing Tubing Coupling: 33.35mm * 80.96mm ~ 141.30mm * 158.75mm Casing Coupling: 127mm * 158.75mm ~ 553.4mm * 269.88mm Standard: API 5CT / 5B Grade: J 55, K 55, N 80-1, N80 Q, C 90, C 95, T 95, P 110, Q 125 Thread: NUE, EUE, VAM, STC, LTC, BTC, Special Clearance, XC, VAM TOP, NEW VAM Surface: Color codes painted which indicate different steel grades Packing: Packed by wood cabin/pallet

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Introduction Specification Application: Bolier pipe,pressure purposes-technical delivery conditions,structure,construction,accessorize,transmission. Standeard and Grades Product Description Carbon Seamless Steel Pipe Specification Hot rolling  or Cold drawing Chinese Standard American Standard German Standard 10# A53-A St37 DIN1626 A106-A St37-2 DIN17175 A179-C St35-8 DIN17175 20# ASTM A106-B St45-8 DIN17175 ASTM A53-B St42-2 DIN1626 ASTM 178-C St45-4 DIN1629/4   Size:  14mm-325mm Wall Thickness: 2mm-20mm Steel Material Grade: 10#,20#,20G,20MnG,25MnG,STPG370,STPG410,STPT370,STPT410,ST37.0,ST44.0,ST52.0,P195TR1,P195TR2,P235TR1,P235TR2,P265TR1,P265TR2, P195GH,P235GH,P265GH,12CrMoG,15CrMoG,13CrMo4-5,10CrMo9-10,A213T11,A213T12,A213T22,A210A1,A210C,A192,A179,etc.

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Introduction Specification Application: ASTM A500/ A501 is a standard specification for cold-formed welded and seamless carbon steel structural tubing in round, square and rectangular shapes.   Specifications Range Widths 8″ X 6″ – 16″ X 8″ Wall Thickness 0.250″ – 0.500″      Chemical Component(%) Grade C M P S Cu Gr.A 0.26 1.35 0.035 0.035 0.20 Gr.B 0.30 1.40 0.045 0.045 0.18 Gr.C 0.23 1.35 0.035 0.035 0.20 Gr.D 0.27 1.40 0.045 0.045 0.18   Mechanical Properties Min (MPa) Grade Tensile Strength Yield Strength Elongation Gr.A 310 230 25 Gr.B…

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Introduction Specification Application: For low-pressure fluid (water, oil, gas and other liquid ) transmission in oil and gas industry. Standard & Grade: API 5L PSL1/PSL2, GR.B/X42/X46/X52/X56/X60/X65/X70 End: Square Ends/Plain Ends (straight cut, saw cut, torch cut), Beveled Ends, Threaded Surface: Bare, Lightly Oiled, Black/Red/Yellow Painting, Zinc/Anti-corrosion Coating Packing: Steel Strips bundled/In Bulk, Plastic Caps plugged, Waterproof Paper, wrapped etc.   OD: 219.1mm ~ 610mm WT: 3.25mm ~ 17.5mm LENGTH: 0.5mtr ~ 22mtr (5.8/6/11.8/12 meters, SRL, DRL) Tolerance of Outside Diameter Standard Out Diameter Tolerance of Pipe End Tolerance of Pipe Body API 5L 219.1～273.1 +1.6mm, -0.4mm…

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Introduction Specification Application:  Used as perservative pipeline. Specification: OD: 219mm~2020mm WT: 5mm~25mm LENGTH: 4mtr, 6mtr, 12mtr, 18mtr, 21mtr Coating Standard: DIN 30670, DIN 30671, DIN 30678, SY/T0413-2002, SY/T0315-97,CAN/CSA-Z245.21-M92 Pipe Type: Submerged Arc Welded Pipe (LSAW/SSAW), Electric Resistance Welded Pipe End: Plain End/Bevelled End, Burr Removed Surface: Two-Layer Polyethylene Coating (2mm~4.5mm) Packing: Waterproof Paper wrapped, Steel Strips bundled, two tags on each bundle etc. Two Layers Polyethylene Coating Process Bare Pipe — Medium-frequency Heating — Blasting — Cleaning Quality Inspect — Medium-frequency Heating — Adhesive (inside layer) — PE (polyethylene outside layer) — Water Cooling — Coating Detection…

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Introduction Specification Application: Used as perservative pipeline. Specification: OD: 219mm~2020mm WT: 5mm~25mm LENGTH: 4mtr, 6mtr, 12mtr, 18mtr, 21mtr Coating Standard: DIN 30670, DIN 30671, DIN 30678, SY/T0413-2002, SY/T0315-97,CAN/CSA-Z245.21-M92 Pipe Type: Submerged Arc Welded Pipe (LSAW/SSAW), Electrci Resistance Welded Pipe End: Plain End/Bevelled End, Burr Removed Coating Thickness: Three Layer Polyethylene Coating (2mm~4.5mm) Packing: Waterproof Paper wrapped, Steel Strips bundled, two tags on each bundle etc.   Three Layers Polyethylene Coating Process Bare Pipe — Medium-frequency Heating — Blasting — Cleaning Quality Inspect — Medium-frequency Heating — Powder Spraying (inside layer) — Adhesive (medium layer)  — PE (polyethylene…

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Introduction Specification Application: Used as the structural retainer for the walls of oil, gas wells Specification: OD: 4 1/2’’ ~ 20’’ (114.3mm ~ 508mm) WT: 0.205’’ ~ 0.635’’ (5.21mm ~ 16.13mm) LENGTH: R1, R2, R3 Standard: API 5CT J 55/K55/N80/C75/L80/C90/T95/Q125 Process Type: Seamless (SMLS), Electric Resistance Welded (ERW) End: Beveled, Square Cut, With LTC/STC/BTC/VAM Connection Surface: Anti-corrosion Water Based Paint Packing: Protection Caps in both end, Waterproof Paper Wrapped, Two Tags Tolerance Types of steel tubes Outer Diameter Wall Thickness Cold-rolled tubes Tube sizes(mm) Tolerances(mm) Tolerances(mm) ＜114.3 ±0.79 －12.5%     Chemical Composition Standard Grade Chemical compositions（％）…

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