Steel materials

x52 pipeline steel property - Seamless Steel Tube Factory

API 5L X52 is a steel grade of API 5L which specifies the manufacture of two product levels (PSL1 and PSL2) line pipe, X52 Line Pipe can be made seamless or welded, which are widely used as pipeline in the transportation of petroleum and natural gas.steelseries Astm A316l Stainless steel tube - SCH40 Steel astm api 5lx52 seamless steel tube steelsThe Pipe lengths Unless otherwise agreed upon, all size from NPS 1/8 TO AND INCLUDING nps 8 are available in a length up to 24ft with the permitted range steelseries Astm A316l Stainless steel tube316 / 316L Stainless Steel Pipe - SS 316 & SS316L Pipe steelseries Astm A316l Stainless steel tube316 / 316L Stainless Steel Pipe These grades of astm api 5lx52 seamless steel tube steelssellastmasme 537class1pressure vessel boiler st JIS astm api 5lx52 seamless steel tube steelsGB 5310 Seamless steel tubes and pipes for high pressure boiler. ASME SA-213M Seamless ferritic and austenitic alloy steel boiler, superheater and heat-exchanger tube. Boiler Steel Plate by Henan HZZ Iron and Steel Co., Ltd sellastmasme 537class1pressure vessel boiler st JIS . Offer:asme-285gra-pressure-vessel-boiler-steel-plate|steel-sheets.

large diameter thick wall tube grade 316l

If the OD / ID wall size does not exist we can bore trepan solid rounds to your required OD / ID dimensions .Tube Size 1/16 16 OD Heavy wall Mechanical tubing ( Up to 2 Avg wall) Material Type 304,304L,316,316L,321 Seamless and Welded Welded tubing ASTM A249 / ASTM A269 ASME SA249 (Avg Wall) 316 Stainless Steel Pipe Suppliers,316l Ss Tube,316ti astm api 5lx52 seamless steel tube steelsindustrial steel pipes, industrial steel pipes Suppliers astm api 5lx52 seamless steel tube steelsSteel Pipe Seamless astm api 5lx52 seamless steel tube steels perfume stockists suppliers astm asm din bs en standard steel tube suppliers china astma500 grade b steel pipe china astm din jis seamless steel pipe china 4 inch schedule 40 seamless steel pipe china stainless steel pipes 3 china 310h stainless steel seamless pipe china api 5lx52 seamless steel line pipe industrial astm api 5lx52 seamless steel tube steelsbest s31254 sch5s 10s 20s welded pipe tube factory supply astm api 5lx52 seamless steel tube steels12X18H10E sch5s 10s 20s stainless steel pipe tube best s31254 sch5s 10s 20s welded pipe tube factory supply. China Yuhong Group Co. sitemap - PipeStainless Steel Welded Pipe, DIN 17457 1.4301 / 1.4307 / 1.4401 / 1.4404 EN 10204-3.1B, PA, AND PE, SCH5S, 10S, 20, 40S, Stainless Steel Welded Pipe ASTM A778 TP321 / 321H Annealed & Pickled 8" sch 10s, sch20, sch40s, sch 80s; Stainless Steel

astm api 5lx52 seamless steel tube ste

api 5l x52 pipe specificationapi 5l x52 pipe scheduleapi 5l grade x52api pipe wall thickness chartapi 5l pipe specification tableapi 5l x52 psl2x52 pipe wall thicknessapi 5l pipe specificationsastm a501 structural steel tubing brands - Solarpark astm api 5lx52 seamless steel tube steelsbrandsASTM A500 - Seamless steel pipe|carbon steel pipe astm a501 structural steel tubing brands. ASTM A500 tube is a standard specification for cold-formed welded and seamless carbon steel structural tubing in round, square and rectangular shapes. ASTM A500 covers cold-formed welded and seamless carbon steel round, square, rectangular, or astm api 5lx52 seamless steel tube steelsastm a252 api 5 x52 x65 lsaw ssaw api drill pipe - Colores astm api 5lx52 seamless steel tube steelsAPI 5L X42 spiral steel pipe astm a252 grade 3 piling welded ssaw carbon spiral steel pipe astm a252 api 5 x52 x65 lsaw ssaw api drill pipe Natural Oil and Gas SSAW/ERW Line Pipe/API 5L Oil Pipeline X42, X52 Drill rod in drilling equipment astm a252 api 5 x52 x65 lsaw ssaw api drill pipe Api 5l X42 X60 X65 X70 X52 800mm Large Diameter Ssaw/lsaw astm api 5lx52 seamless steel tube steels

asme sa53 high temperature pipe - Structure steel pipe

ASME SA 53 Grade B pipes specification covers seamless and welded black and hot-dipped galvanized steel pipe in NPS 1-8 to NPS 26 [DN 6 to DN 650] .ASME SA 53 Grade B Carbon Steel Seamless Pipes includes sizes under NPS 2 [DN 50], when the wall thickness is lighter than the lightest shown for a given diameter, use the test pressure given for astm api 5lx52 seamless steel tube steelsapi steel pipe fittingsApr 27, 2020Carbon Steel Pipe and Fittings - Atlas Steels. Welded & Seamless Carbon Steel Pipe to ASME B36.10M All dimensions are in mm Chart of Commom Stainless Steel Pipe Grades Chemical Analysis (%) Specied Schedule Wall Thickness in mm Nominal size DN NPS 10 20 30 40 Std 60 80 XS 100 120 140 160 XXS CARBON STEEL PIPE Dimensions OD mm Structural astm api 5lx52 seamless steel tube steelsapi 5lx52 seamless steel pipe api 5lx52 seamless steel astm api 5lx52 seamless steel tube steelsAPI 5L Grade B Pipe Specification - Steel Pipe, OCTG api 5lx52 seamless steel pipe api 5lx52 seamless steel pipeASTM 106 pipe refers to the carbon steel pipe manufactured in hot rolled or cold drawn (rolled) seamless. ASTM A53 pipe covers welded and seamless steel pipe, in carbon black material and some cases in hot dipped galvanized (zinc coated).

api 5l gr b a53 seamless steel pipe steels - Oil and Gas astm api 5lx52 seamless steel tube steels

We offer ASTM A53 Grade A, ASTM A53 Grade B of types S, E and F seamless and welded tubes in size range of 21.3mm to 219mm, with wall thickness 1.8mm to 15mm in standard and custom lengths.ASTM A53 Grade A, B Seamless and Welded Steel PipeA53 Gr.B Carbon Steel PipeCarbon Steel PipeWelding Carobn Steel Plate and Pipe by SMAW Process - Oil astm api 5lx52 seamless steel tube steelsIn 5G Welding Carobn Steel Plate and Pipe by SMAW Process . A/SA333 pipe welding procedureOct 12, 2005I have to write up a "new" weld procedure for a job that is coming up quickly for A333 pipe. It has to have "Impact" testing to -50 degrees F.Welding API 5L and ASTM A36Oct 18, 2010ASTM A-106 Gr.B vs API 5L Gr.BFeb 08, 2009See more resultsBrand ASTM A106 Carbon Steel Seamless Pipes ://-// supply astm api 5lx52 seamless steel tube steelsASTM A106 Carbon Steel Seamless Pipes ASTM A106 Carbon Steel Pipe & Tube. S/A 106 seamless pipe is one of our most popular products. We carry Schedules 10 through 160, STD, XH, and XXH. A106 Pipe ASTM A106 pipe (also covered in ASME specifications as S/A 106) is the standard specification for seamless carbon steel pipe for high-temperature service.

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UNS N06600 Seamless Tube ASTM A790 UNS S31803 Duplex Seamless Tube Duplex 2205 Seamless Tubes ASTM A789 UNS S31803 API 5LX52 Seamless Steel Pipe UNS S32760 Super Duplex Seamless Tube & Pipe Carbon Steel Seamless Tube Stainless Steel 304H Seamless Tube Stainless Steel 321 Seamless Tube Stainless Steel 316 Seamless Tube. We have a huge stock in astm api 5lx52 seamless steel tube steelsTubería De Acero Sin Costura Con Tubería De Aceiteastm a106 tubería, acero al carbono a106 grado una tubería . astm a106 grado b tubería, a106 grado b tubería sin soldadura, astm a 106 gr b / c tubo, astm a106 grado b acero al carbono tubos sin costura, a106 tubo de presión sin costura, astm a106 especificaciones de la tubería, astm a106 grade a pipe, a106 gr b seamless pipe, proveedor de tubería de grado A106.Sturdy, Stainless din 1629 steel pipe for Industry Uses astm api 5lx52 seamless steel tube steelsastm a 106 api 5lx52 sch 40 seamless steel pipe,black steel seamless pipes Application Used for structures and for conveying gas,water,oil in the areas of the oil and natural gas industries Parameters Name astm a 106 api 5lx52 sch 40 seamless steel pipe,black steel seamless pipes s Standard API 5L/API 5CT/ASTM A106/ASTM A53/ASTM A213, A333/ASTM A335 Material Gr A.B.C. 6 OD 21.3mm

Seamless Steel Pipes in Mumbai - Manufacturers and astm api 5lx52 seamless steel tube steels

Get Price Quote. Material Stainless Steel Application Industrial Feature Corrosion Proof, Excellent Quality, Fine Finishing Finishing Polished Color Grey Shape Round With so much industrial work and application, it is seen that the use of polished stainless steel seamless pipes has increased in the past few years. However, what makes the difference is that only a few companies astm api 5lx52 seamless steel tube steelsSeamless Steel Pipe/Tube (SMLS Pipe/Tube), Seamless Pipe astm api 5lx52 seamless steel tube steelsSeamless steel pipe has better pressure capacity, strength is higher than ERW welded steel pipe. So it is widely applied in high pressure equipment, and thermal, boiler industries. Generally the welding seam of the welded steel pipe is the weak point, the quality affect overall performance. ASTM Standard for seamless steel pipe.Saw/hsaw Steel Pipe by Tianjin Xinyue Steel Group astm api 5lx52 seamless steel tube steelsSaw/hsaw api 5lx52 carbon steel pipe Ssaw steel pipe Out diameter 219.1 mm - 3048mm (8"-120") Wall thickness 4mm - 30mm Length 6 - 22 m Lsaw steel pipe Out diameter:219mm - 1820mm(8"-72") Wall thickness:5.0 - 50mm Length:6 - 12m Saw/lsaw/hsaw steel pipe used for the industries of oil, natural gas, ship building, chemical, environmental protection, boiler, water conservancy, electrical industry, steel

Saw/hsaw Api 5Lx52 Carbon Steel Pipes by Tianjin Xinyue astm api 5lx52 seamless steel tube steels

Buy high quality Saw/hsaw Api 5Lx52 Carbon Steel Pipes by Tianjin Xinyue Steel Group. Supplier from China. Product Id 668101.Reliable Steel Distributors - ASTM A671 EFW Pipes, A672 astm api 5lx52 seamless steel tube steelscold drawn seamless line pipe api 5l psl1 astm 5lgr x 52 api api 5l x65 steel pipe pipe api 5lx52 mpsl2 api 5l español extrujion hdpe pipes m cs manufrer in india steel pipe x 42 api 5l 5 1 2 x 1100 tube pvdf lined carbon steel pipe pipe astm a106 grb api5l x70 pipe server cs 1.6 pipe smlsansi b36 10 sch 80 www apiube com tuberia astm api 5lx52 seamless steel tube steelsWhat is the meaning of API 5L X52 Pipe Steel?What is the meaning of API 5L X52 Pipe Steel?The API SPEC 5L covers seamless and welded steel line pipe. It includes plain-end, threaded-end, and belled-end pipe, as well as through-the-flowline (TFL) pipe, and pipe with ends prepared for use with special couplings.API 5L X Grades X52 X56 X60 X65 X70 Welded & Seamless astm api 5lx52 seamless steel tube steels

Normas Api 5l - shop.focusshield

API 5L amp 5CT ASTM A36 A283 A516 A572 A573 Steel Plate June 13th, 2019 - Applications for API ASTM Steel Plate API steel plate is for manufacturing large diameters welded line pipe for the pipelines welding process including ERW LSAW and SSAW depending on the different welding process the rawNatural Gas Transmission Pipe ASTM A252 Spiral Steel Pipe astm api 5lx52 seamless steel tube steelsMost common piling material is ASTM 252 Grade 3 pipe (pipe) ASTM A252 pilling pipe and tube Grade 3 OD 219mm - (steel) Abter Products ASTM/ASME A53/SA53 seamless and welded steel pipe is a general, versatile pipeline utilized in generator plants, refineries, compressor stations, natural gas transmission, and steam conduction.Dimensions 10,3-2032,0 mmWelding process AllSteel grades A25-X70 ASTM Api 5lx52 Seamless Steel Tube Steels Astm A 106 Api 5lx52 Sch 40 Seamless Steel Pipe,Black astm api 5lx52 seamless steel tube steelschengmingtrade.en.astm a 106 api 5lx52 sch 40 seamless steel pipe,black astm api 5lx52 seamless steel tube steelsApi 5l Standard 53 Gr.b Steel Grade Api 5lx52 Seamless astm api 5lx52 seamless steel tube steelsApi 5l X 52 Carbon Steel Pipes,Api 5lx52 Seamless Steel astm api 5lx52 seamless steel tube steelsxysteelpipeASTM A53 Mild steel Pipe-ASTM A252 Spiral Steel Pipe_ASTM astm api 5lx52 seamless steel tube steels imagesAPI 5L X52 seamless pipe-ASTM A252 Spiral Steel Seamless Steel Pipe. Process Seamless Steel Pipe (SMLS STEEL PIPE) Standard API 5L, API 5CT, ASTM A106/A53, ASTM A519, JIS G 3441, JIS G3444, JIS G3445 DIN 2391, EN10305, EN10210, ASME SA106, SA192, SA210, SA213, astm api 5lx52 seamless steel tube steels ASTM A106 Steel Pipe. ASTM A106 Steel Pipe. Grade and Chemical Composition.

Comparing ASTM A333Gr6 and API 5L X52N PSL2 -

Jan 24, 2017ASTM A333Gr6 seamless pipe, CVN 14 / 18 J at -50°F / -45°C, is available up to 24. Above the 24 ASTM A333Gr6 welded pipe is available. As alternative API 5L X52N PSL2 welded pipe is prescribed often. At material certificates we find both standards with material descriptions also.Carbon steel Seamless Pipe origin Japan,France,Italy astm api 5lx52 seamless steel tube steelsCarbon Steel Seamless Pipe. In the category Carbon steel Seamless Pipe you can buy Pipe & Tubes in several Grades, such as A106 Grade B,A333,A53,API 5L X65,API 5 L X42,API 5l X46,API 5l X70,API 5LX52. For Price of Carbon Steel Seamless Pipe simply click on the Product.Carbon Steel Pipe - carbon steel pipes Suppliers, Carbon astm api 5lx52 seamless steel tube steelsThickness 30-40mm. We offer a wide array of Carbon. Steel Seamless Pipes that are manufactured using high quality of steel and alloy. Our company is an eminent Supplier, Importer and Exporter of Carbon Steel Seamless Pipes from Maharashtra, India.

Brand API 5L Grade B X52 Carbon Steel Pipes ://-// supply astm api 5lx52 seamless steel tube steels

API 5L Grade B, x42, x46, x52, x56, x56, x60, x70 Carbon Steel Seamless Pipee packing will be according to international standard in bundles strapped by strips then into containers to avoid any damage. Delivery Within 10-25days or asap if we have enough stockASTMA135BERW-WLD STEELwldastm a135bASTM A333 Seamless Steel Pipe SpecificationASTM A333 seamless Steel Pipe Scope ASTM A333 standard covers wall seamless and welded carbon and alloy steel pipe intended for use at low temperatures. ASTM A333 alloy pipe shall be made by the seamless or welding process with the addition of no filler metal in the welding operation.

ASTM A252Grade3 - wldsteel

astm a25212323xnumx astm a252. 12 "14.00"16.00 "od * wt 0.109" -0.220 " . asmesa252ASTM A252 Pipe Piles Specifications (Grade 2, 3) - Octal SteelASTM A252 standard specifications covers the steel pipe piles manufactured in seamless and welded, shapes in cylinder as a shell for filling with the concrete. It has been widely used in construction, structural, bridge buildings that required solid base. Most common piling material is ASTM 252 Grade 3 pipe ASME B16 9 Reducing Tee Stainless Steel Reducing Tee Pipe astm api 5lx52 seamless steel tube steelsStandards ANSI B 16.9, ASTM A403 ASME SA403 Standard Specification for Wrought Austenitic Stainless Steel Piping Fittings, API 590-605, ASME B16.9 Factory-Made Wrought Buttwelding Fittings, ASME B16.25 Buttwelding Ends, ASME B16.28 Wrought Steel Buttwelding Short Radius Elbows and Returns, MSS SP-43 Wrought and Fabricated Butt-Welding ASME B16 astm api 5lx52 seamless steel tube steels

API 5L X52 Seamless Line Pipe X52 Grade Steel Pipe astm api 5lx52 seamless steel tube steels

API 5L X52 Pipe are carbon steel pipes, strictly manufactured as per API (AMERICAN PETROLEUM INSTITUTE) to meet the clients requirements. API 5L X52 Pipe are provided with multiple end connections like non-Upset ends and External Upset Ends.API 5L X52 Pipe, X52 PSL2 / PSL1 Seamless and ERW Pipe astm api 5lx52 seamless steel tube steelsOne of the more common reas why the API 5L Grade X52 Carbon Steel Pipe is considered to be very popular choice for several demanding applications is because these pipes have a relatively lower alloying cost. This is true in compari to most alloy steels as well as several stainless steel grades. Because the carbon based API 5L X52 PSL1 Specification pipes are alloyed using only 2 elements, API 5L X52 PSL 2 Canada Steel and Casing ImportsThe American Petroleum Institute specification API 5L addresses seamless and welded steel line pipe for pipeline transportation systems in the petroleum and natural gas industries. API 5L is suitable for conveying gas, water, and oil. Grades covered by this specification are A25, A, B and X Grades X42, X46, X52, X56, X60, X65, X70, and X80.

API 5L X42 SEAMLESS PIPE MANUFACTURER & SUPPLIERS astm api 5lx52 seamless steel tube steels

API 5L X42 Seamless Pipe is a high yield seamless pipes, modified to suit offshore structural purposes. The API 5L X42 pipe is mainly used in fixed offshore structures. But can also be used in other projects. Longitudinally welded steel pipes / Carbon Steel API 5L Grade B X42 Seamless Pipe have improved ductility & used in onshore and offshore astm api 5lx52 seamless steel tube steelsAPI 5L X Grades X52 X56 X60 X65 X70 Welded & Seamless astm api 5lx52 seamless steel tube steelsThe API SPEC 5L covers seamless and welded steel line pipe. It includes plain-end, threaded-end, and belled-end pipe, as well as through-the-flowline (TFL) pipe, and pipe with ends prepared for use with special couplings. Pipe manufactured to ASTM106 Grade A or B are not interchangable with API 5L. Requirements to API 5L X grades are more stringent; rolled grades are not acceptable and rework is API 5L Steel Line Pipe, Tube, Casing Pipe, OCTG Supplier astm api 5lx52 seamless steel tube steelsWELDED AND SEAMLESS STEEL PIPE. ASTM A53 B, A106 B, A179, A192, A333 Gr 1 to Gr 6 (ERW, LSAW, SSAW) API 5L Pipe. Gr B, X42, X46, X52, X56, X60, X65, X70, PSL1 and PSL2. Explore. API 5L Seamless Pipe. Supplier of API 5L seamless steel pipe in

API 5L Pipe Specifications (Seamless and Welded ) - Enpro Pipe

API 5L Pipe is used for oil and gas pipeline transmissions. Material in Carbon Steel and covers Grade B, X42, X46, X52, X56, X60, X65, X70, PSL1 and PSL2.API 5L Pipe Dimensions and Line Pipe Sizes/ Weight Chart astm api 5lx52 seamless steel tube steelsAPI 5L Pipe is a carbon steel pipe as per the specification of The American Petroleum Institute, This steel pipe is produced in a welded and seamless form, API 5L steel pipe is more suitable for transportation of Oil and gas, water and also petroleum liquids, API 5L carbon steel pipe is also known as Black steel pipe is widely used in oil drilling purpose also, Demand of API Line pipe is increasing due to its cost-effectiveness and durability, it is easy to weld and cost of API 5L seamless astm api 5lx52 seamless steel tube steelsAPI 5L Pipe - API 5L Grade B Pipe Exporter from MumbaiAPI 5L Grade B pipe is a common grade pipe for oil and gas pipeline transmissions. It also called L245 Pipe refer ISO 3183, named by minimum yield strength 245 Mpa (355,000 Psi). Equivalent material ASTM A106 B or ASTM A53 B, which have similar value on chemical composition, mechanical properties, and applications.

API 5L Grade X52 Pipe Chemical Composition and

API 5L Grade X52 Pipe Chemical Composition and Mechanical Properties Chemical Composition Steel grade (Steel name) Mass fraction, based upon heat and product analyses % C Mn P S max max max max PSL 1 pipe with t 25.0 mm (0.984 in) Seamless pipe X52 0.28 1.40 0.030 0.030 Welded pipe X52 0.26 1.40 0.030 0.030 PSL 2 pipe with t 25.0 mm (0 astm api 5lx52 seamless steel tube steelsAPI 5L Gr B Carbon Steel Pipe suppliers in Canada A106 astm api 5lx52 seamless steel tube steelsA106 B Carbon Seamless Steel Pipe, A106 B Carbon Seamless Steel Pipe Suppliers Directory - Find variety A106 B Carbon Seamless Steel Pipe Suppliers, Manufacturers, Companies from around the World at steel pipe ,steel pipe seamless ,galvanize steel pipe, Steel Pipes API 5L Gr B Carbon Steel Pipe suppliers in Canada A106 ASTM A53 A196 Din 2448 astm api 5lx52 seamless steel tube steels

astm

astmpre steel tube pipe steels - TransTeuto Steel GradesAll other elbows are supplied with a mill finish.Pre-Bent Pipe Elbows and Tube Elbows in Steel, Stainless pre steel tube pipe steels. 4140 Alloy Steel Tubing - 4140 Heat Treated Steel Tubing pre steel tube pipe steels Alloy steels or high-tensile steels are a low-carbon steel, or steels at the lower end of the medium-carbon range.

36 Inch API 5L GR A SSAW Spiral Steel Pipe for Oil and Gas astm api 5lx52 seamless steel tube steels

API 5L GR.B ASTM A106/A53 Gr.B carbon seamless steel pipe oil and gas pipeline Rate List Jan 2018 US $380-500 / Metric Ton. ms api 5l x60 steel pipe Price List in India Jan 2018 US $480-530 / Per Ton. api 5l grade x52 carbon steel pipe price astm a106 gr.b carbon ssaw steel pipe big diameter ms pipe lowest price in India Jan 2018 US $380-500 36 astm api 5lx52 seamless steel tube steels12cr2mo1r specification12Cr2Mo1R Cr-Mo alloy steel heavy plate stock steel plate . Product Material.Specification(mm) Pieces.Weight(tons) Hot rolled plate.12Cr2Mo1R.25*2300*13000.3.17.919.Hot rolled plate.12Cr2Mo1R(H) 40*2738*9696.1.8.482. Abs Steel Plate Manufacturers,Suppliers,Wholesalers Find Abs Steel Plate Suppliers.Request for quotations and connect with international Abs Steel Plate Which is better API 5L x52n or ASTM a333gr6?Which is better API 5L x52n or ASTM a333gr6?ASTM A333Gr6 seamless pipe, CVN 14 / 18 J at -50°F / -45°C, is available up to 24. Above the 24 ASTM A333Gr6 welded pipe is available. As alternative API 5L X52N PSL2 welded pipe is prescribed often. At material certificates we find both standards with material descriptions also.Comparing ASTM A333Gr6 and API 5L X52N PSL2 - Mechanical astm api 5lx52 seamless steel tube steels

What kind of pipe is in ASTM A252?What kind of pipe is in ASTM A252?ASTM A252 definitions. ASTM A252 is the standard specification for welded and seamless steel pipe piles. It covers the nominal wall thickness of cylinder shape steel pipe, rectangular pipe is not included.ASTM A252 Pipe Piles Specifications (Grade 2, 3) - Octal Steel How is seamless pipe tested for API 5L?How is seamless pipe tested for API 5L?Seamless pipe is to be tested in the body. Welded pipe is to be tested in the body, pipe weld and heat-affected zone. Refer to the full API 5L specification for the chart of sizes and grades and required absorbed energy values. a. The pipe end includes a length of 4 in ate each of the pipe extremities b.API 5L pipe specifications American Piping Products API 5L pipe specifications American Piping Products

API 5L seamless & welded pipe American Piping Products stocks API 5L pipe in grades B and X42 X120. Scope. ANSI / API 5L specifies the manufacture of two product levels (PSL1 and PSL2) of seamless and welded steel pipe for the use of a pipeline in

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