Bestar Steel Co., Ltd.

Drill Pipe
Standards and technical conditions for supply:API SPEC 5DP
Grade: E75, X95, G105, S135 .
The wear-resistant belt of tool joint: Arnco 100XT, 200XT, 300XT, 400XT
Internal coating drill pipe: TK34, DPC, TC2000, TC3000
Usage: Mine blasting, water well drilling, geothermal wells drilling, fore poling, coal and nonferrous metal mining projects, etc.

Stainless steel coil widely used in construction machine building container manufacturing shipbuilding bridges, tube pipe making, building material, kitchen sinks cutlery , baths , elevators , automotive application , industrial application , hardware-tools
Standards GB T14976-2002, GB13296-91, GB9948-88, ASTM ASME A213 SA213, ASTM ASME A312 SA312, ASTM ASME A269 SA269, DIN 17458-85, DIN 17456-85, JIS G 3459, JIS G 3463, JIS G 3448, JIS G 3446
Material Grade
200 series 201, 202, 204Cu.
300series 301,302,303,303Se,304,304L,304Cu,305,307,308,308L,309,309S,310,310S,316,316L,317,317L,321.
400 series 410,420,420F,420J2,430,439,409,430S,444,431,441,446,440A,440B,440C.
Duplex and Others 2205,904L,S31803,330,660,630,17-4PH,631,17-7PH,2507,F51,S31254 etc.

Seamless steel pipe
Application: mainly used for high-temperature fluids transmission(water, steam and other high-temperature fluids)
Outside diameter: cold drawn --- 10.3mm114.3mm
Hot rolled ----114.3mm 457.2mm
Hot expanded --- 219.1mm 914.4mm
Standard: astm a53/a106/a179/a500/a501, jis g3441/g3454, din 10210/10219.Din 17175 etc.
End finish: square end/plain ends(straight cut, saw cut, torch cut), beveled end, threaded
Surface: bare, lightly oiled, black/red/yellow painting, zinc/anti-corrosive coating
Packing: steel strips bundled/in bulk, plastic caps plugged, waterproof paper wrapped

Api 5l lined pipe cover seamless or welded carbon steel line pipe which suitable for use in conveying gas and oil industry. Api 5l erw steel pipe is very common steel grade, usually for psl1 gr b pipe.
Materials: api 5l psl1 grade x42 , a , b , x46, x52 , x56 , x60 line pipe.
Dimension:
1)seamless
Od:21.3-508mm wt:2-60mm
2)hfw/erw
Od:21.3-508mm wt:3.2-15.9mm
3)lsaw
Od:406.4-1422mm wt:6.4-44.5mm
4)ssaw
Od:219.1-2540mm wt:5.4-25.4mm
Coated: external fbe/2pp/3pp/2pe/3pe coated, internal epoxy resin primer lined line pipe according to din30670/din30671 standard.

Lsaw steel pipe
Process lsaw - uo(uoe), rb(rbe), jco(jcoe, coe);dsaw - double submerged arc welded
Usage used for low pressure liquid delivery, such as water, gas, and oil.
Standard api 5l, api 5ct, astm 53, en10217, din 2458. Is 3589, gb/t3091, gb/t9711
Certificate api 5l psl1 / psl2, api 5ct
Out diameter 323.9mm -1820mm(12''-72'')
Wall thickness:5.0 - 50mm
Length:6 12m
Steel grade: api 5l gr b, x42, x46, x56, x60, x65, x70astm a53 gr a, gr b, gr cen s275, s275jr, s355jrh, s355j2hgb q195, q215, q235, q345, l175, l210, l245, l320, l360- l555

Surface fusion bond epoxy coating, coal tar epoxy, 3pe, vanish coating, bitumen coating, black oil coating as per customers requirement

Standard: API Standard: API 5CT Grade: API J55-API P110 Grade: API P110 Thickness: 5.21 - 16.13 mm Section Shape: Round Outer Diameter: 114.3 - 508 mm Place of Origin: China (Mainland) Application: Oil Pipe Technique: Hot Rolled Certification: API Surface Treatment: Painted Special Pipe: API Pipe Alloy Or Not: Is Alloy .Packaging & Delivery
Packaging Details: Capped & in bundles
Delivery Detail: 15-60 days

Specifications
1. Provide API 5CT OCTG casing pipe
2. Hydrostatic/UT tested; heat treatment applied

Specification : ASTM A312 (ASME SA312): Specification for Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes
ASTM A790 (ASME SA790): Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Pipes
ASTM B423 (ASME SB423): Specification for Nickel-Iron-Chromium-Molybdenum-Copper Alloy (UNS N08825 and N08221) Seamless Pipe and Tube
ASTM B407 (ASME SB407): Specification for Nickel-Iron-Chromium Alloy Seamless Pipe and Tube
The specifications of JIS G3459 EN 10216-5, DIN 17456, DIN 17458 are available.

Electric Resistance Welded Steel Pipe ( ERW Steel Pipe )
Usage:Used for low pressure liquid delivery, such as water, gas, and oil. Oil drilling and machinery manufacturing, etc. 
ERW: Electric Resistance Welded pipe
HFI: High Frequency Induction weld pipe
EFW: Electric Fusion Welded Pipe
Standard: API 5L, API 5CT, ASTM 53, EN10217, DIN 2458. IS 3589, JIS G3452, BS1387
Certificate: API 5L PSL1/ PSL2, API 5CT
Out Diameter: 21.3mm-610mm
Wall Thickness:1.8 - 22mm
Length:0.3-12m
Steel Grade:API 5L : GR B, X42, X46, X56, X60, X65, X70
ASTM A53: GR A, GR B, GR C
EN: S275, S275JR, S355JRH, S355J2H
GB: Q195, Q215, Q235, Q345, L175, L210, L245, L320, L360- L555
Surface: Fusion bond Epoxy coating, Coal Tar Epoxy, 3PE, Vanish Coating, Bitumen Coating, Black Oil coating as per customer's requirement